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Remove unused Catch2 library

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This commit is contained in:
Robert Bendun 2023-02-20 18:55:37 +01:00
parent 25b446a5cc
commit 280d6bda3c
271 changed files with 0 additions and 27624 deletions
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37
lib/Catch2/.gitignore vendored
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@ -1,37 +0,0 @@
*.build
!meson.build
*.pbxuser
*.mode1v3
*.ncb
*.suo
Debug
Release
*.user
*.xcuserstate
.DS_Store
xcuserdata
CatchSelfTest.xcscheme
Breakpoints.xcbkptlist
UpgradeLog.XML
Resources/DWARF
projects/Generated
*.pyc
DerivedData
*.xccheckout
Build
.idea
.vs
.vscode
cmake-build-*
benchmark-dir
.conan/test_package/build
bazel-*
build-fuzzers
debug-build
.vscode
msvc-sln*
# Currently we use Doxygen for dep graphs and the full docs are only slowly
# being filled in, so we definitely do not want git to deal with the docs.
docs/doxygen
*.cache
compile_commands.json

23
lib/Catch2/LICENSE.txt
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@ -1,23 +0,0 @@
Boost Software License - Version 1.0 - August 17th, 2003
Permission is hereby granted, free of charge, to any person or organization
obtaining a copy of the software and accompanying documentation covered by
this license (the "Software") to use, reproduce, display, distribute,
execute, and transmit the Software, and to prepare derivative works of the
Software, and to permit third-parties to whom the Software is furnished to
do so, all subject to the following:
The copyright notices in the Software and this entire statement, including
the above license grant, this restriction and the following disclaimer,
must be included in all copies of the Software, in whole or in part, and
all derivative works of the Software, unless such copies or derivative
works are solely in the form of machine-executable object code generated by
a source language processor.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.

506
lib/Catch2/src/CMakeLists.txt
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@ -1,506 +0,0 @@
include(CatchMiscFunctions)
# CMake derives a Visual Studio project GUID from the file path but can be overridden via a property
# (see https://gitlab.kitware.com/cmake/cmake/-/commit/c85367f4). Using a non-constant GUID
# can cause problems if other projects/repos want to reference the vcxproj file,
# so we force a constant GUID here.
set(Catch2_GUID_CMAKE "8d538cbe-01bf-4a2e-a98a-6c368fdf13d7" CACHE INTERNAL "Project GUID")
set(Catch2WithMain_GUID_CMAKE "8bd3552a-2cfb-4a59-ab15-2031b97ada1e" CACHE INTERNAL "Project GUID")
set(BENCHMARK_HEADERS
${SOURCES_DIR}/benchmark/catch_benchmark.hpp
${SOURCES_DIR}/benchmark/catch_benchmark_all.hpp
${SOURCES_DIR}/benchmark/catch_chronometer.hpp
${SOURCES_DIR}/benchmark/catch_clock.hpp
${SOURCES_DIR}/benchmark/catch_constructor.hpp
${SOURCES_DIR}/benchmark/catch_environment.hpp
${SOURCES_DIR}/benchmark/catch_estimate.hpp
${SOURCES_DIR}/benchmark/catch_execution_plan.hpp
${SOURCES_DIR}/benchmark/catch_optimizer.hpp
${SOURCES_DIR}/benchmark/catch_outlier_classification.hpp
${SOURCES_DIR}/benchmark/catch_sample_analysis.hpp
${SOURCES_DIR}/benchmark/detail/catch_analyse.hpp
${SOURCES_DIR}/benchmark/detail/catch_benchmark_function.hpp
${SOURCES_DIR}/benchmark/detail/catch_complete_invoke.hpp
${SOURCES_DIR}/benchmark/detail/catch_estimate_clock.hpp
${SOURCES_DIR}/benchmark/detail/catch_measure.hpp
${SOURCES_DIR}/benchmark/detail/catch_repeat.hpp
${SOURCES_DIR}/benchmark/detail/catch_run_for_at_least.hpp
${SOURCES_DIR}/benchmark/detail/catch_stats.hpp
${SOURCES_DIR}/benchmark/detail/catch_timing.hpp
)
set(BENCHMARK_SOURCES
${SOURCES_DIR}/benchmark/catch_chronometer.cpp
${SOURCES_DIR}/benchmark/detail/catch_benchmark_function.cpp
${SOURCES_DIR}/benchmark/detail/catch_run_for_at_least.cpp
${SOURCES_DIR}/benchmark/detail/catch_stats.cpp
)
set(BENCHMARK_FILES ${BENCHMARK_HEADERS} ${BENCHMARK_SOURCES})
set(IMPL_HEADERS
"${CMAKE_BINARY_DIR}/generated-includes/catch2/catch_user_config.hpp"
${SOURCES_DIR}/catch_user_config.hpp.in
${SOURCES_DIR}/catch_all.hpp
${SOURCES_DIR}/catch_approx.hpp
${SOURCES_DIR}/catch_assertion_info.hpp
${SOURCES_DIR}/catch_assertion_result.hpp
${SOURCES_DIR}/catch_config.hpp
${SOURCES_DIR}/catch_get_random_seed.hpp
${SOURCES_DIR}/catch_message.hpp
${SOURCES_DIR}/catch_section_info.hpp
${SOURCES_DIR}/catch_session.hpp
${SOURCES_DIR}/catch_tag_alias.hpp
${SOURCES_DIR}/catch_tag_alias_autoregistrar.hpp
${SOURCES_DIR}/catch_template_test_macros.hpp
${SOURCES_DIR}/catch_test_case_info.hpp
${SOURCES_DIR}/catch_test_macros.hpp
${SOURCES_DIR}/catch_test_spec.hpp
${SOURCES_DIR}/catch_timer.hpp
${SOURCES_DIR}/catch_tostring.hpp
${SOURCES_DIR}/catch_totals.hpp
${SOURCES_DIR}/catch_translate_exception.hpp
${SOURCES_DIR}/catch_version.hpp
${SOURCES_DIR}/catch_version_macros.hpp
${SOURCES_DIR}/internal/catch_assertion_handler.hpp
${SOURCES_DIR}/internal/catch_case_insensitive_comparisons.hpp
${SOURCES_DIR}/internal/catch_case_sensitive.hpp
${SOURCES_DIR}/internal/catch_clara.hpp
${SOURCES_DIR}/internal/catch_commandline.hpp
${SOURCES_DIR}/internal/catch_compare_traits.hpp
${SOURCES_DIR}/internal/catch_compiler_capabilities.hpp
${SOURCES_DIR}/internal/catch_config_android_logwrite.hpp
${SOURCES_DIR}/internal/catch_config_counter.hpp
${SOURCES_DIR}/internal/catch_config_uncaught_exceptions.hpp
${SOURCES_DIR}/internal/catch_config_wchar.hpp
${SOURCES_DIR}/internal/catch_console_colour.hpp
${SOURCES_DIR}/internal/catch_console_width.hpp
${SOURCES_DIR}/internal/catch_container_nonmembers.hpp
${SOURCES_DIR}/internal/catch_context.hpp
${SOURCES_DIR}/internal/catch_debug_console.hpp
${SOURCES_DIR}/internal/catch_debugger.hpp
${SOURCES_DIR}/internal/catch_decomposer.hpp
${SOURCES_DIR}/internal/catch_enforce.hpp
${SOURCES_DIR}/internal/catch_enum_values_registry.hpp
${SOURCES_DIR}/internal/catch_errno_guard.hpp
${SOURCES_DIR}/internal/catch_exception_translator_registry.hpp
${SOURCES_DIR}/internal/catch_fatal_condition_handler.hpp
${SOURCES_DIR}/internal/catch_floating_point_helpers.hpp
${SOURCES_DIR}/internal/catch_getenv.hpp
${SOURCES_DIR}/internal/catch_istream.hpp
${SOURCES_DIR}/internal/catch_lazy_expr.hpp
${SOURCES_DIR}/internal/catch_leak_detector.hpp
${SOURCES_DIR}/internal/catch_list.hpp
${SOURCES_DIR}/internal/catch_message_info.hpp
${SOURCES_DIR}/internal/catch_meta.hpp
${SOURCES_DIR}/internal/catch_move_and_forward.hpp
${SOURCES_DIR}/internal/catch_noncopyable.hpp
${SOURCES_DIR}/internal/catch_optional.hpp
${SOURCES_DIR}/internal/catch_output_redirect.hpp
${SOURCES_DIR}/internal/catch_parse_numbers.hpp
${SOURCES_DIR}/internal/catch_platform.hpp
${SOURCES_DIR}/internal/catch_polyfills.hpp
${SOURCES_DIR}/internal/catch_preprocessor.hpp
${SOURCES_DIR}/internal/catch_preprocessor_remove_parens.hpp
${SOURCES_DIR}/internal/catch_random_number_generator.hpp
${SOURCES_DIR}/internal/catch_random_seed_generation.hpp
${SOURCES_DIR}/internal/catch_reporter_registry.hpp
${SOURCES_DIR}/internal/catch_reporter_spec_parser.hpp
${SOURCES_DIR}/internal/catch_result_type.hpp
${SOURCES_DIR}/internal/catch_reusable_string_stream.hpp
${SOURCES_DIR}/internal/catch_run_context.hpp
${SOURCES_DIR}/internal/catch_section.hpp
${SOURCES_DIR}/internal/catch_sharding.hpp
${SOURCES_DIR}/internal/catch_singletons.hpp
${SOURCES_DIR}/internal/catch_source_line_info.hpp
${SOURCES_DIR}/internal/catch_startup_exception_registry.hpp
${SOURCES_DIR}/internal/catch_stdstreams.hpp
${SOURCES_DIR}/internal/catch_stream_end_stop.hpp
${SOURCES_DIR}/internal/catch_string_manip.hpp
${SOURCES_DIR}/internal/catch_stringref.hpp
${SOURCES_DIR}/internal/catch_tag_alias_registry.hpp
${SOURCES_DIR}/internal/catch_template_test_registry.hpp
${SOURCES_DIR}/internal/catch_test_case_info_hasher.hpp
${SOURCES_DIR}/internal/catch_test_case_registry_impl.hpp
${SOURCES_DIR}/internal/catch_test_case_tracker.hpp
${SOURCES_DIR}/internal/catch_test_failure_exception.hpp
${SOURCES_DIR}/internal/catch_test_macro_impl.hpp
${SOURCES_DIR}/internal/catch_test_registry.hpp
${SOURCES_DIR}/internal/catch_test_spec_parser.hpp
${SOURCES_DIR}/internal/catch_textflow.hpp
${SOURCES_DIR}/internal/catch_to_string.hpp
${SOURCES_DIR}/internal/catch_uncaught_exceptions.hpp
${SOURCES_DIR}/internal/catch_unique_name.hpp
${SOURCES_DIR}/internal/catch_unique_ptr.hpp
${SOURCES_DIR}/internal/catch_void_type.hpp
${SOURCES_DIR}/internal/catch_wildcard_pattern.hpp
${SOURCES_DIR}/internal/catch_windows_h_proxy.hpp
${SOURCES_DIR}/internal/catch_xmlwriter.hpp
)
set(IMPL_SOURCES
${SOURCES_DIR}/catch_approx.cpp
${SOURCES_DIR}/catch_assertion_result.cpp
${SOURCES_DIR}/catch_config.cpp
${SOURCES_DIR}/catch_get_random_seed.cpp
${SOURCES_DIR}/catch_message.cpp
${SOURCES_DIR}/catch_registry_hub.cpp
${SOURCES_DIR}/catch_session.cpp
${SOURCES_DIR}/catch_tag_alias_autoregistrar.cpp
${SOURCES_DIR}/catch_test_case_info.cpp
${SOURCES_DIR}/catch_test_spec.cpp
${SOURCES_DIR}/catch_timer.cpp
${SOURCES_DIR}/catch_tostring.cpp
${SOURCES_DIR}/catch_totals.cpp
${SOURCES_DIR}/catch_version.cpp
${SOURCES_DIR}/internal/catch_assertion_handler.cpp
${SOURCES_DIR}/internal/catch_case_insensitive_comparisons.cpp
${SOURCES_DIR}/internal/catch_clara.cpp
${SOURCES_DIR}/internal/catch_commandline.cpp
${SOURCES_DIR}/internal/catch_console_colour.cpp
${SOURCES_DIR}/internal/catch_context.cpp
${SOURCES_DIR}/internal/catch_debug_console.cpp
${SOURCES_DIR}/internal/catch_debugger.cpp
${SOURCES_DIR}/internal/catch_decomposer.cpp
${SOURCES_DIR}/internal/catch_enforce.cpp
${SOURCES_DIR}/internal/catch_enum_values_registry.cpp
${SOURCES_DIR}/internal/catch_errno_guard.cpp
${SOURCES_DIR}/internal/catch_exception_translator_registry.cpp
${SOURCES_DIR}/internal/catch_fatal_condition_handler.cpp
${SOURCES_DIR}/internal/catch_floating_point_helpers.cpp
${SOURCES_DIR}/internal/catch_getenv.cpp
${SOURCES_DIR}/internal/catch_istream.cpp
${SOURCES_DIR}/internal/catch_lazy_expr.cpp
${SOURCES_DIR}/internal/catch_leak_detector.cpp
${SOURCES_DIR}/internal/catch_list.cpp
${SOURCES_DIR}/internal/catch_message_info.cpp
${SOURCES_DIR}/internal/catch_output_redirect.cpp
${SOURCES_DIR}/internal/catch_parse_numbers.cpp
${SOURCES_DIR}/internal/catch_polyfills.cpp
${SOURCES_DIR}/internal/catch_random_number_generator.cpp
${SOURCES_DIR}/internal/catch_random_seed_generation.cpp
${SOURCES_DIR}/internal/catch_reporter_registry.cpp
${SOURCES_DIR}/internal/catch_reporter_spec_parser.cpp
${SOURCES_DIR}/internal/catch_result_type.cpp
${SOURCES_DIR}/internal/catch_reusable_string_stream.cpp
${SOURCES_DIR}/internal/catch_run_context.cpp
${SOURCES_DIR}/internal/catch_section.cpp
${SOURCES_DIR}/internal/catch_singletons.cpp
${SOURCES_DIR}/internal/catch_source_line_info.cpp
${SOURCES_DIR}/internal/catch_startup_exception_registry.cpp
${SOURCES_DIR}/internal/catch_stdstreams.cpp
${SOURCES_DIR}/internal/catch_string_manip.cpp
${SOURCES_DIR}/internal/catch_stringref.cpp
${SOURCES_DIR}/internal/catch_tag_alias_registry.cpp
${SOURCES_DIR}/internal/catch_test_case_info_hasher.cpp
${SOURCES_DIR}/internal/catch_test_case_registry_impl.cpp
${SOURCES_DIR}/internal/catch_test_case_tracker.cpp
${SOURCES_DIR}/internal/catch_test_failure_exception.cpp
${SOURCES_DIR}/internal/catch_test_registry.cpp
${SOURCES_DIR}/internal/catch_test_spec_parser.cpp
${SOURCES_DIR}/internal/catch_textflow.cpp
${SOURCES_DIR}/internal/catch_uncaught_exceptions.cpp
${SOURCES_DIR}/internal/catch_wildcard_pattern.cpp
${SOURCES_DIR}/internal/catch_xmlwriter.cpp
)
set(INTERNAL_FILES ${IMPL_SOURCES} ${IMPL_HEADERS})
set(INTERFACE_HEADERS
${SOURCES_DIR}/interfaces/catch_interfaces_all.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_capture.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_config.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_enum_values_registry.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_exception.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_generatortracker.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_registry_hub.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_reporter.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_reporter_factory.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_reporter_registry.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_tag_alias_registry.hpp
${SOURCES_DIR}/interfaces/catch_interfaces_testcase.hpp
)
set(INTERFACE_SOURCES
${SOURCES_DIR}/interfaces/catch_interfaces_capture.cpp
${SOURCES_DIR}/interfaces/catch_interfaces_config.cpp
${SOURCES_DIR}/interfaces/catch_interfaces_exception.cpp
${SOURCES_DIR}/interfaces/catch_interfaces_generatortracker.cpp
${SOURCES_DIR}/interfaces/catch_interfaces_registry_hub.cpp
${SOURCES_DIR}/interfaces/catch_interfaces_reporter.cpp
${SOURCES_DIR}/interfaces/catch_interfaces_reporter_factory.cpp
${SOURCES_DIR}/interfaces/catch_interfaces_reporter_registry.cpp
${SOURCES_DIR}/interfaces/catch_interfaces_testcase.cpp
)
set(INTERFACE_FILES ${INTERFACE_HEADERS} ${INTERFACE_SOURCES})
set(GENERATOR_HEADERS
${SOURCES_DIR}/generators/catch_generator_exception.hpp
${SOURCES_DIR}/generators/catch_generators.hpp
${SOURCES_DIR}/generators/catch_generators_adapters.hpp
${SOURCES_DIR}/generators/catch_generators_all.hpp
${SOURCES_DIR}/generators/catch_generators_random.hpp
${SOURCES_DIR}/generators/catch_generators_range.hpp
)
set(GENERATOR_SOURCES
${SOURCES_DIR}/generators/catch_generator_exception.cpp
${SOURCES_DIR}/generators/catch_generators.cpp
${SOURCES_DIR}/generators/catch_generators_random.cpp
)
set(GENERATOR_FILES ${GENERATOR_HEADERS} ${GENERATOR_SOURCES})
set(MATCHER_HEADERS
${SOURCES_DIR}/matchers/catch_matchers.hpp
${SOURCES_DIR}/matchers/catch_matchers_all.hpp
${SOURCES_DIR}/matchers/catch_matchers_container_properties.hpp
${SOURCES_DIR}/matchers/catch_matchers_contains.hpp
${SOURCES_DIR}/matchers/catch_matchers_exception.hpp
${SOURCES_DIR}/matchers/catch_matchers_floating_point.hpp
${SOURCES_DIR}/matchers/catch_matchers_predicate.hpp
${SOURCES_DIR}/matchers/catch_matchers_quantifiers.hpp
${SOURCES_DIR}/matchers/catch_matchers_string.hpp
${SOURCES_DIR}/matchers/catch_matchers_templated.hpp
${SOURCES_DIR}/matchers/catch_matchers_vector.hpp
${SOURCES_DIR}/matchers/internal/catch_matchers_impl.hpp
)
set(MATCHER_SOURCES
${SOURCES_DIR}/matchers/catch_matchers.cpp
${SOURCES_DIR}/matchers/catch_matchers_container_properties.cpp
${SOURCES_DIR}/matchers/catch_matchers_exception.cpp
${SOURCES_DIR}/matchers/catch_matchers_floating_point.cpp
${SOURCES_DIR}/matchers/catch_matchers_predicate.cpp
${SOURCES_DIR}/matchers/catch_matchers_quantifiers.cpp
${SOURCES_DIR}/matchers/catch_matchers_string.cpp
${SOURCES_DIR}/matchers/catch_matchers_templated.cpp
${SOURCES_DIR}/matchers/internal/catch_matchers_impl.cpp
)
set(MATCHER_FILES ${MATCHER_HEADERS} ${MATCHER_SOURCES})
set(REPORTER_HEADERS
${SOURCES_DIR}/reporters/catch_reporter_automake.hpp
${SOURCES_DIR}/reporters/catch_reporter_common_base.hpp
${SOURCES_DIR}/reporters/catch_reporter_compact.hpp
${SOURCES_DIR}/reporters/catch_reporter_console.hpp
${SOURCES_DIR}/reporters/catch_reporter_cumulative_base.hpp
${SOURCES_DIR}/reporters/catch_reporter_event_listener.hpp
${SOURCES_DIR}/reporters/catch_reporter_helpers.hpp
${SOURCES_DIR}/reporters/catch_reporter_junit.hpp
${SOURCES_DIR}/reporters/catch_reporter_multi.hpp
${SOURCES_DIR}/reporters/catch_reporter_registrars.hpp
${SOURCES_DIR}/reporters/catch_reporter_sonarqube.hpp
${SOURCES_DIR}/reporters/catch_reporter_streaming_base.hpp
${SOURCES_DIR}/reporters/catch_reporter_tap.hpp
${SOURCES_DIR}/reporters/catch_reporter_teamcity.hpp
${SOURCES_DIR}/reporters/catch_reporter_xml.hpp
${SOURCES_DIR}/reporters/catch_reporters_all.hpp
)
set(REPORTER_SOURCES
${SOURCES_DIR}/reporters/catch_reporter_automake.cpp
${SOURCES_DIR}/reporters/catch_reporter_common_base.cpp
${SOURCES_DIR}/reporters/catch_reporter_compact.cpp
${SOURCES_DIR}/reporters/catch_reporter_console.cpp
${SOURCES_DIR}/reporters/catch_reporter_cumulative_base.cpp
${SOURCES_DIR}/reporters/catch_reporter_event_listener.cpp
${SOURCES_DIR}/reporters/catch_reporter_helpers.cpp
${SOURCES_DIR}/reporters/catch_reporter_junit.cpp
${SOURCES_DIR}/reporters/catch_reporter_multi.cpp
${SOURCES_DIR}/reporters/catch_reporter_registrars.cpp
${SOURCES_DIR}/reporters/catch_reporter_sonarqube.cpp
${SOURCES_DIR}/reporters/catch_reporter_streaming_base.cpp
${SOURCES_DIR}/reporters/catch_reporter_tap.cpp
${SOURCES_DIR}/reporters/catch_reporter_teamcity.cpp
${SOURCES_DIR}/reporters/catch_reporter_xml.cpp
)
set(REPORTER_FILES ${REPORTER_HEADERS} ${REPORTER_SOURCES})
set(ALL_FILES
${BENCHMARK_FILES}
${GENERATOR_FILES}
${REPORTER_FILES}
${INTERFACE_FILES}
${INTERNAL_FILES}
${MATCHER_FILES}
)
set(FILTERED_FILES ${ALL_FILES})
list(REMOVE_ITEM FILTERED_FILES "${CMAKE_BINARY_DIR}/generated-includes/catch2/catch_user_config.hpp")
source_group(
TREE ${SOURCES_DIR}
PREFIX sources
FILES ${FILTERED_FILES}
)
source_group("generated headers"
FILES
"${CMAKE_BINARY_DIR}/generated-includes/catch2/catch_user_config.hpp"
)
add_library(Catch2 ${ALL_FILES})
add_build_reproducibility_settings(Catch2)
add_library(Catch2::Catch2 ALIAS Catch2)
if (ANDROID)
target_link_libraries(Catch2 INTERFACE log)
endif()
set_target_properties(Catch2 PROPERTIES
DEBUG_POSTFIX "d"
VERSION ${PROJECT_VERSION}
SOVERSION ${PROJECT_VERSION})
# depend on bunch of C++11 and C++14 features to have C++14 enabled by default
target_compile_features(Catch2
PUBLIC
cxx_alignas
cxx_alignof
cxx_attributes
cxx_auto_type
cxx_constexpr
cxx_defaulted_functions
cxx_deleted_functions
cxx_final
cxx_lambdas
cxx_noexcept
cxx_override
cxx_range_for
cxx_rvalue_references
cxx_static_assert
cxx_strong_enums
cxx_trailing_return_types
cxx_unicode_literals
cxx_user_literals
cxx_variable_templates
cxx_variadic_macros
)
configure_file(
"${SOURCES_DIR}/catch_user_config.hpp.in"
"${CMAKE_BINARY_DIR}/generated-includes/catch2/catch_user_config.hpp"
)
target_include_directories(Catch2
PUBLIC
$<BUILD_INTERFACE:${SOURCES_DIR}/..>
$<BUILD_INTERFACE:${CMAKE_BINARY_DIR}/generated-includes>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
)
add_library(Catch2WithMain
${SOURCES_DIR}/internal/catch_main.cpp
)
add_build_reproducibility_settings(Catch2WithMain)
add_library(Catch2::Catch2WithMain ALIAS Catch2WithMain)
target_link_libraries(Catch2WithMain PUBLIC Catch2)
set_target_properties(Catch2WithMain
PROPERTIES
OUTPUT_NAME "Catch2Main"
VERSION ${PROJECT_VERSION}
SOVERSION ${PROJECT_VERSION}
)
set_target_properties(Catch2WithMain PROPERTIES DEBUG_POSTFIX "d")
if (NOT_SUBPROJECT)
# create and install an export set for catch target as Catch2::Catch
install(
TARGETS
Catch2
Catch2WithMain
EXPORT
Catch2Targets
LIBRARY DESTINATION
${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION
${CMAKE_INSTALL_LIBDIR}
RUNTIME DESTINATION
${CMAKE_INSTALL_BINDIR}
)
install(
EXPORT
Catch2Targets
NAMESPACE
Catch2::
DESTINATION
${CATCH_CMAKE_CONFIG_DESTINATION}
)
# Install the headers
install(
DIRECTORY
"${SOURCES_DIR}"
"${CMAKE_BINARY_DIR}/generated-includes/catch2" # Also install the generated header
DESTINATION
"${CMAKE_INSTALL_INCLUDEDIR}"
FILES_MATCHING
PATTERN "*.hpp"
)
endif()
# Some tests require a full recompilation of Catch2 lib with different
# compilation flags. They can link against this target to recompile all
# the sources into the binary.
if (CATCH_BUILD_EXAMPLES OR CATCH_BUILD_EXTRA_TESTS)
add_library(Catch2_buildall_interface INTERFACE)
target_sources(Catch2_buildall_interface INTERFACE
${ALL_FILES}
# Also include main entry point
${SOURCES_DIR}/internal/catch_main.cpp
)
target_include_directories(Catch2_buildall_interface
INTERFACE
$<BUILD_INTERFACE:${SOURCES_DIR}/..>
$<BUILD_INTERFACE:${CMAKE_BINARY_DIR}/generated-includes>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
)
target_compile_definitions(Catch2_buildall_interface
INTERFACE
CATCH_CONFIG_STATIC
)
target_compile_features(Catch2_buildall_interface
INTERFACE
cxx_alignas
cxx_alignof
cxx_attributes
cxx_auto_type
cxx_constexpr
cxx_defaulted_functions
cxx_deleted_functions
cxx_final
cxx_lambdas
cxx_noexcept
cxx_override
cxx_range_for
cxx_rvalue_references
cxx_static_assert
cxx_strong_enums
cxx_trailing_return_types
cxx_unicode_literals
cxx_user_literals
cxx_variable_templates
cxx_variadic_macros
)
endif()
list(APPEND CATCH_WARNING_TARGETS Catch2 Catch2WithMain)
set(CATCH_WARNING_TARGETS ${CATCH_WARNING_TARGETS} PARENT_SCOPE)
# We still do not support building dynamic library with hidden visibility
# so we want to check & warn users if they do this. However, we won't abort
# the configuration step so that we don't have to also provide an override.
if (BUILD_SHARED_LIBS)
if (MSVC)
set_target_properties(Catch2 Catch2WithMain
PROPERTIES
WINDOWS_EXPORT_ALL_SYMBOLS ON
)
endif()
get_target_property(_VisPreset Catch2 CXX_VISIBILITY_PRESET)
if (NOT MSVC AND _VisPreset STREQUAL "hidden")
set_target_properties(Catch2 Catch2WithMain
PROPERTIES
CXX_VISIBILITY_PRESET "default"
VISIBILITY_INLINES_HIDDEN OFF
)
message(WARNING "Setting Catch2's visibility to default."
" Hidden visibility is not supported.")
endif()
endif()

144
lib/Catch2/src/catch2/benchmark/catch_benchmark.hpp
View File

@ -1,144 +0,0 @@
// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_BENCHMARK_HPP_INCLUDED
#define CATCH_BENCHMARK_HPP_INCLUDED
#include <catch2/interfaces/catch_interfaces_config.hpp>
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <catch2/internal/catch_context.hpp>
#include <catch2/interfaces/catch_interfaces_reporter.hpp>
#include <catch2/internal/catch_unique_name.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <catch2/benchmark/catch_chronometer.hpp>
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_environment.hpp>
#include <catch2/benchmark/catch_execution_plan.hpp>
#include <catch2/benchmark/detail/catch_estimate_clock.hpp>
#include <catch2/benchmark/detail/catch_complete_invoke.hpp>
#include <catch2/benchmark/detail/catch_analyse.hpp>
#include <catch2/benchmark/detail/catch_benchmark_function.hpp>
#include <catch2/benchmark/detail/catch_run_for_at_least.hpp>
#include <algorithm>
#include <functional>
#include <string>
#include <vector>
#include <cmath>
namespace Catch {
namespace Benchmark {
struct Benchmark {
Benchmark(std::string&& benchmarkName)
: name(CATCH_MOVE(benchmarkName)) {}
template <class FUN>
Benchmark(std::string&& benchmarkName , FUN &&func)
: fun(CATCH_MOVE(func)), name(CATCH_MOVE(benchmarkName)) {}
template <typename Clock>
ExecutionPlan<FloatDuration<Clock>> prepare(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const {
auto min_time = env.clock_resolution.mean * Detail::minimum_ticks;
auto run_time = std::max(min_time, std::chrono::duration_cast<decltype(min_time)>(cfg.benchmarkWarmupTime()));
auto&& test = Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(run_time), 1, fun);
int new_iters = static_cast<int>(std::ceil(min_time * test.iterations / test.elapsed));
return { new_iters, test.elapsed / test.iterations * new_iters * cfg.benchmarkSamples(), fun, std::chrono::duration_cast<FloatDuration<Clock>>(cfg.benchmarkWarmupTime()), Detail::warmup_iterations };
}
template <typename Clock = default_clock>
void run() {
auto const* cfg = getCurrentContext().getConfig();
auto env = Detail::measure_environment<Clock>();
getResultCapture().benchmarkPreparing(name);
CATCH_TRY{
auto plan = user_code([&] {
return prepare<Clock>(*cfg, env);
});
BenchmarkInfo info {
name,
plan.estimated_duration.count(),
plan.iterations_per_sample,
cfg->benchmarkSamples(),
cfg->benchmarkResamples(),
env.clock_resolution.mean.count(),
env.clock_cost.mean.count()
};
getResultCapture().benchmarkStarting(info);
auto samples = user_code([&] {
return plan.template run<Clock>(*cfg, env);
});
auto analysis = Detail::analyse(*cfg, env, samples.begin(), samples.end());
BenchmarkStats<FloatDuration<Clock>> stats{ info, analysis.samples, analysis.mean, analysis.standard_deviation, analysis.outliers, analysis.outlier_variance };
getResultCapture().benchmarkEnded(stats);
} CATCH_CATCH_ANON (TestFailureException) {
getResultCapture().benchmarkFailed("Benchmark failed due to failed assertion"_sr);
} CATCH_CATCH_ALL{
getResultCapture().benchmarkFailed(translateActiveException());
// We let the exception go further up so that the
// test case is marked as failed.
std::rethrow_exception(std::current_exception());
}
}
// sets lambda to be used in fun *and* executes benchmark!
template <typename Fun, std::enable_if_t<!Detail::is_related<Fun, Benchmark>::value, int> = 0>
Benchmark & operator=(Fun func) {
auto const* cfg = getCurrentContext().getConfig();
if (!cfg->skipBenchmarks()) {
fun = Detail::BenchmarkFunction(func);
run();
}
return *this;
}
explicit operator bool() {
return true;
}
private:
Detail::BenchmarkFunction fun;
std::string name;
};
}
} // namespace Catch
#define INTERNAL_CATCH_GET_1_ARG(arg1, arg2, ...) arg1
#define INTERNAL_CATCH_GET_2_ARG(arg1, arg2, ...) arg2
#define INTERNAL_CATCH_BENCHMARK(BenchmarkName, name, benchmarkIndex)\
if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
BenchmarkName = [&](int benchmarkIndex)
#define INTERNAL_CATCH_BENCHMARK_ADVANCED(BenchmarkName, name)\
if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
BenchmarkName = [&]
#if defined(CATCH_CONFIG_PREFIX_ALL)
#define CATCH_BENCHMARK(...) \
INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(CATCH2_INTERNAL_BENCHMARK_), INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__,,), INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__,,))
#define CATCH_BENCHMARK_ADVANCED(name) \
INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(CATCH2_INTERNAL_BENCHMARK_), name)
#else
#define BENCHMARK(...) \
INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(CATCH2_INTERNAL_BENCHMARK_), INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__,,), INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__,,))
#define BENCHMARK_ADVANCED(name) \
INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(CATCH2_INTERNAL_BENCHMARK_), name)
#endif
#endif // CATCH_BENCHMARK_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
/** \file
* This is a convenience header for Catch2's benchmarking. It includes
* **all** of Catch2 headers related to benchmarking.
*
* Generally the Catch2 users should use specific includes they need,
* but this header can be used instead for ease-of-experimentation, or
* just plain convenience, at the cost of (significantly) increased
* compilation times.
*
* When a new header is added to either the `benchmark` folder, or to
* the corresponding internal (detail) subfolder, it should be added here.
*/
#ifndef CATCH_BENCHMARK_ALL_HPP_INCLUDED
#define CATCH_BENCHMARK_ALL_HPP_INCLUDED
#include <catch2/benchmark/catch_benchmark.hpp>
#include <catch2/benchmark/catch_chronometer.hpp>
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_constructor.hpp>
#include <catch2/benchmark/catch_environment.hpp>
#include <catch2/benchmark/catch_estimate.hpp>
#include <catch2/benchmark/catch_execution_plan.hpp>
#include <catch2/benchmark/catch_optimizer.hpp>
#include <catch2/benchmark/catch_outlier_classification.hpp>
#include <catch2/benchmark/catch_sample_analysis.hpp>
#include <catch2/benchmark/detail/catch_analyse.hpp>
#include <catch2/benchmark/detail/catch_benchmark_function.hpp>
#include <catch2/benchmark/detail/catch_complete_invoke.hpp>
#include <catch2/benchmark/detail/catch_estimate_clock.hpp>
#include <catch2/benchmark/detail/catch_measure.hpp>
#include <catch2/benchmark/detail/catch_repeat.hpp>
#include <catch2/benchmark/detail/catch_run_for_at_least.hpp>
#include <catch2/benchmark/detail/catch_stats.hpp>
#include <catch2/benchmark/detail/catch_timing.hpp>
#endif // CATCH_BENCHMARK_ALL_HPP_INCLUDED

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lib/Catch2/src/catch2/benchmark/catch_chronometer.cpp
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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/benchmark/catch_chronometer.hpp>
namespace Catch {
namespace Benchmark {
namespace Detail {
ChronometerConcept::~ChronometerConcept() = default;
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_CHRONOMETER_HPP_INCLUDED
#define CATCH_CHRONOMETER_HPP_INCLUDED
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_optimizer.hpp>
#include <catch2/benchmark/detail/catch_complete_invoke.hpp>
#include <catch2/internal/catch_meta.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
namespace Catch {
namespace Benchmark {
namespace Detail {
struct ChronometerConcept {
virtual void start() = 0;
virtual void finish() = 0;
virtual ~ChronometerConcept(); // = default;
ChronometerConcept() = default;
ChronometerConcept(ChronometerConcept const&) = default;
ChronometerConcept& operator=(ChronometerConcept const&) = default;
};
template <typename Clock>
struct ChronometerModel final : public ChronometerConcept {
void start() override { started = Clock::now(); }
void finish() override { finished = Clock::now(); }
ClockDuration<Clock> elapsed() const { return finished - started; }
TimePoint<Clock> started;
TimePoint<Clock> finished;
};
} // namespace Detail
struct Chronometer {
public:
template <typename Fun>
void measure(Fun&& fun) { measure(CATCH_FORWARD(fun), is_callable<Fun(int)>()); }
int runs() const { return repeats; }
Chronometer(Detail::ChronometerConcept& meter, int repeats_)
: impl(&meter)
, repeats(repeats_) {}
private:
template <typename Fun>
void measure(Fun&& fun, std::false_type) {
measure([&fun](int) { return fun(); }, std::true_type());
}
template <typename Fun>
void measure(Fun&& fun, std::true_type) {
Detail::optimizer_barrier();
impl->start();
for (int i = 0; i < repeats; ++i) invoke_deoptimized(fun, i);
impl->finish();
Detail::optimizer_barrier();
}
Detail::ChronometerConcept* impl;
int repeats;
};
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_CHRONOMETER_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_CLOCK_HPP_INCLUDED
#define CATCH_CLOCK_HPP_INCLUDED
#include <chrono>
#include <ratio>
namespace Catch {
namespace Benchmark {
template <typename Clock>
using ClockDuration = typename Clock::duration;
template <typename Clock>
using FloatDuration = std::chrono::duration<double, typename Clock::period>;
template <typename Clock>
using TimePoint = typename Clock::time_point;
using default_clock = std::chrono::steady_clock;
template <typename Clock>
struct now {
TimePoint<Clock> operator()() const {
return Clock::now();
}
};
using fp_seconds = std::chrono::duration<double, std::ratio<1>>;
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_CLOCK_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_CONSTRUCTOR_HPP_INCLUDED
#define CATCH_CONSTRUCTOR_HPP_INCLUDED
#include <catch2/internal/catch_move_and_forward.hpp>
#include <type_traits>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename T, bool Destruct>
struct ObjectStorage
{
ObjectStorage() = default;
ObjectStorage(const ObjectStorage& other)
{
new(&data) T(other.stored_object());
}
ObjectStorage(ObjectStorage&& other)
{
new(data) T(CATCH_MOVE(other.stored_object()));
}
~ObjectStorage() { destruct_on_exit<T>(); }
template <typename... Args>
void construct(Args&&... args)
{
new (data) T(CATCH_FORWARD(args)...);
}
template <bool AllowManualDestruction = !Destruct>
std::enable_if_t<AllowManualDestruction> destruct()
{
stored_object().~T();
}
private:
// If this is a constructor benchmark, destruct the underlying object
template <typename U>
void destruct_on_exit(std::enable_if_t<Destruct, U>* = nullptr) { destruct<true>(); }
// Otherwise, don't
template <typename U>
void destruct_on_exit(std::enable_if_t<!Destruct, U>* = nullptr) { }
#if defined( __GNUC__ ) && __GNUC__ <= 6
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wstrict-aliasing"
#endif
T& stored_object() { return *reinterpret_cast<T*>( data ); }
T const& stored_object() const {
return *reinterpret_cast<T const*>( data );
}
#if defined( __GNUC__ ) && __GNUC__ <= 6
# pragma GCC diagnostic pop
#endif
alignas( T ) unsigned char data[sizeof( T )]{};
};
} // namespace Detail
template <typename T>
using storage_for = Detail::ObjectStorage<T, true>;
template <typename T>
using destructable_object = Detail::ObjectStorage<T, false>;
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_CONSTRUCTOR_HPP_INCLUDED

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lib/Catch2/src/catch2/benchmark/catch_environment.hpp
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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_ENVIRONMENT_HPP_INCLUDED
#define CATCH_ENVIRONMENT_HPP_INCLUDED
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_outlier_classification.hpp>
namespace Catch {
namespace Benchmark {
template <typename Duration>
struct EnvironmentEstimate {
Duration mean;
OutlierClassification outliers;
template <typename Duration2>
operator EnvironmentEstimate<Duration2>() const {
return { mean, outliers };
}
};
template <typename Clock>
struct Environment {
using clock_type = Clock;
EnvironmentEstimate<FloatDuration<Clock>> clock_resolution;
EnvironmentEstimate<FloatDuration<Clock>> clock_cost;
};
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_ENVIRONMENT_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_ESTIMATE_HPP_INCLUDED
#define CATCH_ESTIMATE_HPP_INCLUDED
namespace Catch {
namespace Benchmark {
template <typename Duration>
struct Estimate {
Duration point;
Duration lower_bound;
Duration upper_bound;
double confidence_interval;
template <typename Duration2>
operator Estimate<Duration2>() const {
return { point, lower_bound, upper_bound, confidence_interval };
}
};
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_ESTIMATE_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_EXECUTION_PLAN_HPP_INCLUDED
#define CATCH_EXECUTION_PLAN_HPP_INCLUDED
#include <catch2/interfaces/catch_interfaces_config.hpp>
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_environment.hpp>
#include <catch2/benchmark/detail/catch_benchmark_function.hpp>
#include <catch2/benchmark/detail/catch_repeat.hpp>
#include <catch2/benchmark/detail/catch_run_for_at_least.hpp>
#include <algorithm>
#include <iterator>
namespace Catch {
namespace Benchmark {
template <typename Duration>
struct ExecutionPlan {
int iterations_per_sample;
Duration estimated_duration;
Detail::BenchmarkFunction benchmark;
Duration warmup_time;
int warmup_iterations;
template <typename Duration2>
operator ExecutionPlan<Duration2>() const {
return { iterations_per_sample, estimated_duration, benchmark, warmup_time, warmup_iterations };
}
template <typename Clock>
std::vector<FloatDuration<Clock>> run(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const {
// warmup a bit
Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_iterations, Detail::repeat(now<Clock>{}));
std::vector<FloatDuration<Clock>> times;
times.reserve(cfg.benchmarkSamples());
std::generate_n(std::back_inserter(times), cfg.benchmarkSamples(), [this, env] {
Detail::ChronometerModel<Clock> model;
this->benchmark(Chronometer(model, iterations_per_sample));
auto sample_time = model.elapsed() - env.clock_cost.mean;
if (sample_time < FloatDuration<Clock>::zero()) sample_time = FloatDuration<Clock>::zero();
return sample_time / iterations_per_sample;
});
return times;
}
};
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_EXECUTION_PLAN_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_OPTIMIZER_HPP_INCLUDED
#define CATCH_OPTIMIZER_HPP_INCLUDED
#if defined(_MSC_VER)
# include <atomic> // atomic_thread_fence
#endif
#include <catch2/internal/catch_move_and_forward.hpp>
#include <type_traits>
namespace Catch {
namespace Benchmark {
#if defined(__GNUC__) || defined(__clang__)
template <typename T>
inline void keep_memory(T* p) {
asm volatile("" : : "g"(p) : "memory");
}
inline void keep_memory() {
asm volatile("" : : : "memory");
}
namespace Detail {
inline void optimizer_barrier() { keep_memory(); }
} // namespace Detail
#elif defined(_MSC_VER)
#pragma optimize("", off)
template <typename T>
inline void keep_memory(T* p) {
// thanks @milleniumbug
*reinterpret_cast<char volatile*>(p) = *reinterpret_cast<char const volatile*>(p);
}
// TODO equivalent keep_memory()
#pragma optimize("", on)
namespace Detail {
inline void optimizer_barrier() {
std::atomic_thread_fence(std::memory_order_seq_cst);
}
} // namespace Detail
#endif
template <typename T>
inline void deoptimize_value(T&& x) {
keep_memory(&x);
}
template <typename Fn, typename... Args>
inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> std::enable_if_t<!std::is_same<void, decltype(fn(args...))>::value> {
deoptimize_value(CATCH_FORWARD(fn) (CATCH_FORWARD(args)...));
}
template <typename Fn, typename... Args>
inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> std::enable_if_t<std::is_same<void, decltype(fn(args...))>::value> {
CATCH_FORWARD(fn) (CATCH_FORWARD(args)...);
}
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_OPTIMIZER_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_OUTLIER_CLASSIFICATION_HPP_INCLUDED
#define CATCH_OUTLIER_CLASSIFICATION_HPP_INCLUDED
namespace Catch {
namespace Benchmark {
struct OutlierClassification {
int samples_seen = 0;
int low_severe = 0; // more than 3 times IQR below Q1
int low_mild = 0; // 1.5 to 3 times IQR below Q1
int high_mild = 0; // 1.5 to 3 times IQR above Q3
int high_severe = 0; // more than 3 times IQR above Q3
int total() const {
return low_severe + low_mild + high_mild + high_severe;
}
};
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_OUTLIERS_CLASSIFICATION_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_SAMPLE_ANALYSIS_HPP_INCLUDED
#define CATCH_SAMPLE_ANALYSIS_HPP_INCLUDED
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_estimate.hpp>
#include <catch2/benchmark/catch_outlier_classification.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <algorithm>
#include <vector>
#include <iterator>
namespace Catch {
namespace Benchmark {
template <typename Duration>
struct SampleAnalysis {
std::vector<Duration> samples;
Estimate<Duration> mean;
Estimate<Duration> standard_deviation;
OutlierClassification outliers;
double outlier_variance;
template <typename Duration2>
operator SampleAnalysis<Duration2>() const {
std::vector<Duration2> samples2;
samples2.reserve(samples.size());
std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](Duration d) { return Duration2(d); });
return {
CATCH_MOVE(samples2),
mean,
standard_deviation,
outliers,
outlier_variance,
};
}
};
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_SAMPLE_ANALYSIS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_ANALYSE_HPP_INCLUDED
#define CATCH_ANALYSE_HPP_INCLUDED
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_environment.hpp>
#include <catch2/benchmark/catch_sample_analysis.hpp>
#include <catch2/benchmark/detail/catch_stats.hpp>
#include <catch2/interfaces/catch_interfaces_config.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <algorithm>
#include <iterator>
#include <vector>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Duration, typename Iterator>
SampleAnalysis<Duration> analyse(const IConfig &cfg, Environment<Duration>, Iterator first, Iterator last) {
if (!cfg.benchmarkNoAnalysis()) {
std::vector<double> samples;
samples.reserve(static_cast<size_t>(last - first));
std::transform(first, last, std::back_inserter(samples), [](Duration d) { return d.count(); });
auto analysis = Catch::Benchmark::Detail::analyse_samples(cfg.benchmarkConfidenceInterval(), cfg.benchmarkResamples(), samples.begin(), samples.end());
auto outliers = Catch::Benchmark::Detail::classify_outliers(samples.begin(), samples.end());
auto wrap_estimate = [](Estimate<double> e) {
return Estimate<Duration> {
Duration(e.point),
Duration(e.lower_bound),
Duration(e.upper_bound),
e.confidence_interval,
};
};
std::vector<Duration> samples2;
samples2.reserve(samples.size());
std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](double d) { return Duration(d); });
return {
CATCH_MOVE(samples2),
wrap_estimate(analysis.mean),
wrap_estimate(analysis.standard_deviation),
outliers,
analysis.outlier_variance,
};
} else {
std::vector<Duration> samples;
samples.reserve(static_cast<size_t>(last - first));
Duration mean = Duration(0);
int i = 0;
for (auto it = first; it < last; ++it, ++i) {
samples.push_back(Duration(*it));
mean += Duration(*it);
}
mean /= i;
return {
CATCH_MOVE(samples),
Estimate<Duration>{mean, mean, mean, 0.0},
Estimate<Duration>{Duration(0), Duration(0), Duration(0), 0.0},
OutlierClassification{},
0.0
};
}
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_ANALYSE_HPP_INCLUDED

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lib/Catch2/src/catch2/benchmark/detail/catch_benchmark_function.cpp
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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/benchmark/detail/catch_benchmark_function.hpp>
namespace Catch {
namespace Benchmark {
namespace Detail {
BenchmarkFunction::callable::~callable() = default;
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_BENCHMARK_FUNCTION_HPP_INCLUDED
#define CATCH_BENCHMARK_FUNCTION_HPP_INCLUDED
#include <catch2/benchmark/catch_chronometer.hpp>
#include <catch2/benchmark/detail/catch_complete_invoke.hpp>
#include <catch2/internal/catch_meta.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <type_traits>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename T, typename U>
struct is_related
: std::is_same<std::decay_t<T>, std::decay_t<U>> {};
/// We need to reinvent std::function because every piece of code that might add overhead
/// in a measurement context needs to have consistent performance characteristics so that we
/// can account for it in the measurement.
/// Implementations of std::function with optimizations that aren't always applicable, like
/// small buffer optimizations, are not uncommon.
/// This is effectively an implementation of std::function without any such optimizations;
/// it may be slow, but it is consistently slow.
struct BenchmarkFunction {
private:
struct callable {
virtual void call(Chronometer meter) const = 0;
virtual Catch::Detail::unique_ptr<callable> clone() const = 0;
virtual ~callable(); // = default;
callable() = default;
callable(callable const&) = default;
callable& operator=(callable const&) = default;
};
template <typename Fun>
struct model : public callable {
model(Fun&& fun_) : fun(CATCH_MOVE(fun_)) {}
model(Fun const& fun_) : fun(fun_) {}
Catch::Detail::unique_ptr<callable> clone() const override {
return Catch::Detail::make_unique<model<Fun>>( *this );
}
void call(Chronometer meter) const override {
call(meter, is_callable<Fun(Chronometer)>());
}
void call(Chronometer meter, std::true_type) const {
fun(meter);
}
void call(Chronometer meter, std::false_type) const {
meter.measure(fun);
}
Fun fun;
};
struct do_nothing { void operator()() const {} };
template <typename T>
BenchmarkFunction(model<T>* c) : f(c) {}
public:
BenchmarkFunction()
: f(new model<do_nothing>{ {} }) {}
template <typename Fun,
std::enable_if_t<!is_related<Fun, BenchmarkFunction>::value, int> = 0>
BenchmarkFunction(Fun&& fun)
: f(new model<std::decay_t<Fun>>(CATCH_FORWARD(fun))) {}
BenchmarkFunction( BenchmarkFunction&& that ) noexcept:
f( CATCH_MOVE( that.f ) ) {}
BenchmarkFunction(BenchmarkFunction const& that)
: f(that.f->clone()) {}
BenchmarkFunction&
operator=( BenchmarkFunction&& that ) noexcept {
f = CATCH_MOVE( that.f );
return *this;
}
BenchmarkFunction& operator=(BenchmarkFunction const& that) {
f = that.f->clone();
return *this;
}
void operator()(Chronometer meter) const { f->call(meter); }
private:
Catch::Detail::unique_ptr<callable> f;
};
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_BENCHMARK_FUNCTION_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_COMPLETE_INVOKE_HPP_INCLUDED
#define CATCH_COMPLETE_INVOKE_HPP_INCLUDED
#include <catch2/internal/catch_test_failure_exception.hpp>
#include <catch2/internal/catch_meta.hpp>
#include <catch2/interfaces/catch_interfaces_capture.hpp>
#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <type_traits>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename T>
struct CompleteType { using type = T; };
template <>
struct CompleteType<void> { struct type {}; };
template <typename T>
using CompleteType_t = typename CompleteType<T>::type;
template <typename Result>
struct CompleteInvoker {
template <typename Fun, typename... Args>
static Result invoke(Fun&& fun, Args&&... args) {
return CATCH_FORWARD(fun)(CATCH_FORWARD(args)...);
}
};
template <>
struct CompleteInvoker<void> {
template <typename Fun, typename... Args>
static CompleteType_t<void> invoke(Fun&& fun, Args&&... args) {
CATCH_FORWARD(fun)(CATCH_FORWARD(args)...);
return {};
}
};
// invoke and not return void :(
template <typename Fun, typename... Args>
CompleteType_t<FunctionReturnType<Fun, Args...>> complete_invoke(Fun&& fun, Args&&... args) {
return CompleteInvoker<FunctionReturnType<Fun, Args...>>::invoke(CATCH_FORWARD(fun), CATCH_FORWARD(args)...);
}
} // namespace Detail
template <typename Fun>
Detail::CompleteType_t<FunctionReturnType<Fun>> user_code(Fun&& fun) {
return Detail::complete_invoke(CATCH_FORWARD(fun));
}
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_COMPLETE_INVOKE_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_ESTIMATE_CLOCK_HPP_INCLUDED
#define CATCH_ESTIMATE_CLOCK_HPP_INCLUDED
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_environment.hpp>
#include <catch2/benchmark/detail/catch_stats.hpp>
#include <catch2/benchmark/detail/catch_measure.hpp>
#include <catch2/benchmark/detail/catch_run_for_at_least.hpp>
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <algorithm>
#include <iterator>
#include <vector>
#include <cmath>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Clock>
std::vector<double> resolution(int k) {
std::vector<TimePoint<Clock>> times;
times.reserve(static_cast<size_t>(k + 1));
std::generate_n(std::back_inserter(times), k + 1, now<Clock>{});
std::vector<double> deltas;
deltas.reserve(static_cast<size_t>(k));
std::transform(std::next(times.begin()), times.end(), times.begin(),
std::back_inserter(deltas),
[](TimePoint<Clock> a, TimePoint<Clock> b) { return static_cast<double>((a - b).count()); });
return deltas;
}
const auto warmup_iterations = 10000;
const auto warmup_time = std::chrono::milliseconds(100);
const auto minimum_ticks = 1000;
const auto warmup_seed = 10000;
const auto clock_resolution_estimation_time = std::chrono::milliseconds(500);
const auto clock_cost_estimation_time_limit = std::chrono::seconds(1);
const auto clock_cost_estimation_tick_limit = 100000;
const auto clock_cost_estimation_time = std::chrono::milliseconds(10);
const auto clock_cost_estimation_iterations = 10000;
template <typename Clock>
int warmup() {
return run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_seed, &resolution<Clock>)
.iterations;
}
template <typename Clock>
EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_resolution(int iterations) {
auto r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_resolution_estimation_time), iterations, &resolution<Clock>)
.result;
return {
FloatDuration<Clock>(mean(r.begin(), r.end())),
classify_outliers(r.begin(), r.end()),
};
}
template <typename Clock>
EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_cost(FloatDuration<Clock> resolution) {
auto time_limit = (std::min)(
resolution * clock_cost_estimation_tick_limit,
FloatDuration<Clock>(clock_cost_estimation_time_limit));
auto time_clock = [](int k) {
return Detail::measure<Clock>([k] {
for (int i = 0; i < k; ++i) {
volatile auto ignored = Clock::now();
(void)ignored;
}
}).elapsed;
};
time_clock(1);
int iters = clock_cost_estimation_iterations;
auto&& r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_cost_estimation_time), iters, time_clock);
std::vector<double> times;
int nsamples = static_cast<int>(std::ceil(time_limit / r.elapsed));
times.reserve(static_cast<size_t>(nsamples));
std::generate_n(std::back_inserter(times), nsamples, [time_clock, &r] {
return static_cast<double>((time_clock(r.iterations) / r.iterations).count());
});
return {
FloatDuration<Clock>(mean(times.begin(), times.end())),
classify_outliers(times.begin(), times.end()),
};
}
template <typename Clock>
Environment<FloatDuration<Clock>> measure_environment() {
#if defined(__clang__)
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif
static Catch::Detail::unique_ptr<Environment<FloatDuration<Clock>>> env;
#if defined(__clang__)
# pragma clang diagnostic pop
#endif
if (env) {
return *env;
}
auto iters = Detail::warmup<Clock>();
auto resolution = Detail::estimate_clock_resolution<Clock>(iters);
auto cost = Detail::estimate_clock_cost<Clock>(resolution.mean);
env = Catch::Detail::make_unique<Environment<FloatDuration<Clock>>>( Environment<FloatDuration<Clock>>{resolution, cost} );
return *env;
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_ESTIMATE_CLOCK_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_MEASURE_HPP_INCLUDED
#define CATCH_MEASURE_HPP_INCLUDED
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/detail/catch_complete_invoke.hpp>
#include <catch2/benchmark/detail/catch_timing.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Clock, typename Fun, typename... Args>
TimingOf<Clock, Fun, Args...> measure(Fun&& fun, Args&&... args) {
auto start = Clock::now();
auto&& r = Detail::complete_invoke(fun, CATCH_FORWARD(args)...);
auto end = Clock::now();
auto delta = end - start;
return { delta, CATCH_FORWARD(r), 1 };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_MEASURE_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_REPEAT_HPP_INCLUDED
#define CATCH_REPEAT_HPP_INCLUDED
#include <type_traits>
#include <catch2/internal/catch_move_and_forward.hpp>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Fun>
struct repeater {
void operator()(int k) const {
for (int i = 0; i < k; ++i) {
fun();
}
}
Fun fun;
};
template <typename Fun>
repeater<std::decay_t<Fun>> repeat(Fun&& fun) {
return { CATCH_FORWARD(fun) };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_REPEAT_HPP_INCLUDED

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lib/Catch2/src/catch2/benchmark/detail/catch_run_for_at_least.cpp
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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/benchmark/detail/catch_run_for_at_least.hpp>
#include <exception>
#include <catch2/internal/catch_enforce.hpp>
namespace Catch {
namespace Benchmark {
namespace Detail {
struct optimized_away_error : std::exception {
const char* what() const noexcept override;
};
const char* optimized_away_error::what() const noexcept {
return "could not measure benchmark, maybe it was optimized away";
}
void throw_optimized_away_error() {
Catch::throw_exception(optimized_away_error{});
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_RUN_FOR_AT_LEAST_HPP_INCLUDED
#define CATCH_RUN_FOR_AT_LEAST_HPP_INCLUDED
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/catch_chronometer.hpp>
#include <catch2/benchmark/detail/catch_measure.hpp>
#include <catch2/benchmark/detail/catch_complete_invoke.hpp>
#include <catch2/benchmark/detail/catch_timing.hpp>
#include <catch2/internal/catch_meta.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <type_traits>
namespace Catch {
namespace Benchmark {
namespace Detail {
template <typename Clock, typename Fun>
TimingOf<Clock, Fun, int> measure_one(Fun&& fun, int iters, std::false_type) {
return Detail::measure<Clock>(fun, iters);
}
template <typename Clock, typename Fun>
TimingOf<Clock, Fun, Chronometer> measure_one(Fun&& fun, int iters, std::true_type) {
Detail::ChronometerModel<Clock> meter;
auto&& result = Detail::complete_invoke(fun, Chronometer(meter, iters));
return { meter.elapsed(), CATCH_MOVE(result), iters };
}
template <typename Clock, typename Fun>
using run_for_at_least_argument_t = std::conditional_t<is_callable<Fun(Chronometer)>::value, Chronometer, int>;
[[noreturn]]
void throw_optimized_away_error();
template <typename Clock, typename Fun>
TimingOf<Clock, Fun, run_for_at_least_argument_t<Clock, Fun>>
run_for_at_least(ClockDuration<Clock> how_long,
const int initial_iterations,
Fun&& fun) {
auto iters = initial_iterations;
while (iters < (1 << 30)) {
auto&& Timing = measure_one<Clock>(fun, iters, is_callable<Fun(Chronometer)>());
if (Timing.elapsed >= how_long) {
return { Timing.elapsed, CATCH_MOVE(Timing.result), iters };
}
iters *= 2;
}
throw_optimized_away_error();
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_RUN_FOR_AT_LEAST_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#include <catch2/benchmark/detail/catch_stats.hpp>
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <cassert>
#include <cstddef>
#include <iterator>
#include <random>
#if defined(CATCH_CONFIG_USE_ASYNC)
#include <future>
#endif
namespace {
using Catch::Benchmark::Detail::sample;
template <typename URng, typename Estimator>
sample resample(URng& rng, unsigned int resamples, std::vector<double>::iterator first, std::vector<double>::iterator last, Estimator& estimator) {
auto n = static_cast<size_t>(last - first);
std::uniform_int_distribution<decltype(n)> dist(0, n - 1);
sample out;
out.reserve(resamples);
std::generate_n(std::back_inserter(out), resamples, [n, first, &estimator, &dist, &rng] {
std::vector<double> resampled;
resampled.reserve(n);
std::generate_n(std::back_inserter(resampled), n, [first, &dist, &rng] { return first[static_cast<std::ptrdiff_t>(dist(rng))]; });
return estimator(resampled.begin(), resampled.end());
});
std::sort(out.begin(), out.end());
return out;
}
double erf_inv(double x) {
// Code accompanying the article "Approximating the erfinv function" in GPU Computing Gems, Volume 2
double w, p;
w = -log((1.0 - x) * (1.0 + x));
if (w < 6.250000) {
w = w - 3.125000;
p = -3.6444120640178196996e-21;
p = -1.685059138182016589e-19 + p * w;
p = 1.2858480715256400167e-18 + p * w;
p = 1.115787767802518096e-17 + p * w;
p = -1.333171662854620906e-16 + p * w;
p = 2.0972767875968561637e-17 + p * w;
p = 6.6376381343583238325e-15 + p * w;
p = -4.0545662729752068639e-14 + p * w;
p = -8.1519341976054721522e-14 + p * w;
p = 2.6335093153082322977e-12 + p * w;
p = -1.2975133253453532498e-11 + p * w;
p = -5.4154120542946279317e-11 + p * w;
p = 1.051212273321532285e-09 + p * w;
p = -4.1126339803469836976e-09 + p * w;
p = -2.9070369957882005086e-08 + p * w;
p = 4.2347877827932403518e-07 + p * w;
p = -1.3654692000834678645e-06 + p * w;
p = -1.3882523362786468719e-05 + p * w;
p = 0.0001867342080340571352 + p * w;
p = -0.00074070253416626697512 + p * w;
p = -0.0060336708714301490533 + p * w;
p = 0.24015818242558961693 + p * w;
p = 1.6536545626831027356 + p * w;
} else if (w < 16.000000) {
w = sqrt(w) - 3.250000;
p = 2.2137376921775787049e-09;
p = 9.0756561938885390979e-08 + p * w;
p = -2.7517406297064545428e-07 + p * w;
p = 1.8239629214389227755e-08 + p * w;
p = 1.5027403968909827627e-06 + p * w;
p = -4.013867526981545969e-06 + p * w;
p = 2.9234449089955446044e-06 + p * w;
p = 1.2475304481671778723e-05 + p * w;
p = -4.7318229009055733981e-05 + p * w;
p = 6.8284851459573175448e-05 + p * w;
p = 2.4031110387097893999e-05 + p * w;
p = -0.0003550375203628474796 + p * w;
p = 0.00095328937973738049703 + p * w;
p = -0.0016882755560235047313 + p * w;
p = 0.0024914420961078508066 + p * w;
p = -0.0037512085075692412107 + p * w;
p = 0.005370914553590063617 + p * w;
p = 1.0052589676941592334 + p * w;
p = 3.0838856104922207635 + p * w;
} else {
w = sqrt(w) - 5.000000;
p = -2.7109920616438573243e-11;
p = -2.5556418169965252055e-10 + p * w;
p = 1.5076572693500548083e-09 + p * w;
p = -3.7894654401267369937e-09 + p * w;
p = 7.6157012080783393804e-09 + p * w;
p = -1.4960026627149240478e-08 + p * w;
p = 2.9147953450901080826e-08 + p * w;
p = -6.7711997758452339498e-08 + p * w;
p = 2.2900482228026654717e-07 + p * w;
p = -9.9298272942317002539e-07 + p * w;
p = 4.5260625972231537039e-06 + p * w;
p = -1.9681778105531670567e-05 + p * w;
p = 7.5995277030017761139e-05 + p * w;
p = -0.00021503011930044477347 + p * w;
p = -0.00013871931833623122026 + p * w;
p = 1.0103004648645343977 + p * w;
p = 4.8499064014085844221 + p * w;
}
return p * x;
}
double standard_deviation(std::vector<double>::iterator first, std::vector<double>::iterator last) {
auto m = Catch::Benchmark::Detail::mean(first, last);
double variance = std::accumulate( first,
last,
0.,
[m]( double a, double b ) {
double diff = b - m;
return a + diff * diff;
} ) /
( last - first );
return std::sqrt( variance );
}
}
namespace Catch {
namespace Benchmark {
namespace Detail {
#if defined( __GNUC__ ) || defined( __clang__ )
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wfloat-equal"
#endif
bool directCompare( double lhs, double rhs ) { return lhs == rhs; }
#if defined( __GNUC__ ) || defined( __clang__ )
# pragma GCC diagnostic pop
#endif
double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last) {
auto count = last - first;
double idx = (count - 1) * k / static_cast<double>(q);
int j = static_cast<int>(idx);
double g = idx - j;
std::nth_element(first, first + j, last);
auto xj = first[j];
if ( directCompare( g, 0 ) ) {
return xj;
}
auto xj1 = *std::min_element(first + (j + 1), last);
return xj + g * (xj1 - xj);
}
double erfc_inv(double x) {
return erf_inv(1.0 - x);
}
double normal_quantile(double p) {
static const double ROOT_TWO = std::sqrt(2.0);
double result = 0.0;
assert(p >= 0 && p <= 1);
if (p < 0 || p > 1) {
return result;
}
result = -erfc_inv(2.0 * p);
// result *= normal distribution standard deviation (1.0) * sqrt(2)
result *= /*sd * */ ROOT_TWO;
// result += normal disttribution mean (0)
return result;
}
double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n) {
double sb = stddev.point;
double mn = mean.point / n;
double mg_min = mn / 2.;
double sg = (std::min)(mg_min / 4., sb / std::sqrt(n));
double sg2 = sg * sg;
double sb2 = sb * sb;
auto c_max = [n, mn, sb2, sg2](double x) -> double {
double k = mn - x;
double d = k * k;
double nd = n * d;
double k0 = -n * nd;
double k1 = sb2 - n * sg2 + nd;
double det = k1 * k1 - 4 * sg2 * k0;
return static_cast<int>(-2. * k0 / (k1 + std::sqrt(det)));
};
auto var_out = [n, sb2, sg2](double c) {
double nc = n - c;
return (nc / n) * (sb2 - nc * sg2);
};
return (std::min)(var_out(1), var_out((std::min)(c_max(0.), c_max(mg_min)))) / sb2;
}
bootstrap_analysis analyse_samples(double confidence_level, unsigned int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last) {
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
static std::random_device entropy;
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
auto n = static_cast<int>(last - first); // seriously, one can't use integral types without hell in C++
auto mean = &Detail::mean<std::vector<double>::iterator>;
auto stddev = &standard_deviation;
#if defined(CATCH_CONFIG_USE_ASYNC)
auto Estimate = [=](double(*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
auto seed = entropy();
return std::async(std::launch::async, [=] {
std::mt19937 rng(seed);
auto resampled = resample(rng, n_resamples, first, last, f);
return bootstrap(confidence_level, first, last, resampled, f);
});
};
auto mean_future = Estimate(mean);
auto stddev_future = Estimate(stddev);
auto mean_estimate = mean_future.get();
auto stddev_estimate = stddev_future.get();
#else
auto Estimate = [=](double(*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
auto seed = entropy();
std::mt19937 rng(seed);
auto resampled = resample(rng, n_resamples, first, last, f);
return bootstrap(confidence_level, first, last, resampled, f);
};
auto mean_estimate = Estimate(mean);
auto stddev_estimate = Estimate(stddev);
#endif // CATCH_USE_ASYNC
double outlier_variance = Detail::outlier_variance(mean_estimate, stddev_estimate, n);
return { mean_estimate, stddev_estimate, outlier_variance };
}
} // namespace Detail
} // namespace Benchmark
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_STATS_HPP_INCLUDED
#define CATCH_STATS_HPP_INCLUDED
#include <catch2/benchmark/catch_estimate.hpp>
#include <catch2/benchmark/catch_outlier_classification.hpp>
#include <algorithm>
#include <vector>
#include <numeric>
#include <tuple>
#include <cmath>
namespace Catch {
namespace Benchmark {
namespace Detail {
using sample = std::vector<double>;
// Used when we know we want == comparison of two doubles
// to centralize warning suppression
bool directCompare( double lhs, double rhs );
double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last);
template <typename Iterator>
OutlierClassification classify_outliers(Iterator first, Iterator last) {
std::vector<double> copy(first, last);
auto q1 = weighted_average_quantile(1, 4, copy.begin(), copy.end());
auto q3 = weighted_average_quantile(3, 4, copy.begin(), copy.end());
auto iqr = q3 - q1;
auto los = q1 - (iqr * 3.);
auto lom = q1 - (iqr * 1.5);
auto him = q3 + (iqr * 1.5);
auto his = q3 + (iqr * 3.);
OutlierClassification o;
for (; first != last; ++first) {
auto&& t = *first;
if (t < los) ++o.low_severe;
else if (t < lom) ++o.low_mild;
else if (t > his) ++o.high_severe;
else if (t > him) ++o.high_mild;
++o.samples_seen;
}
return o;
}
template <typename Iterator>
double mean(Iterator first, Iterator last) {
auto count = last - first;
double sum = std::accumulate(first, last, 0.);
return sum / static_cast<double>(count);
}
template <typename Estimator, typename Iterator>
sample jackknife(Estimator&& estimator, Iterator first, Iterator last) {
auto n = static_cast<size_t>(last - first);
auto second = first;
++second;
sample results;
results.reserve(n);
for (auto it = first; it != last; ++it) {
std::iter_swap(it, first);
results.push_back(estimator(second, last));
}
return results;
}
inline double normal_cdf(double x) {
return std::erfc(-x / std::sqrt(2.0)) / 2.0;
}
double erfc_inv(double x);
double normal_quantile(double p);
template <typename Iterator, typename Estimator>
Estimate<double> bootstrap(double confidence_level, Iterator first, Iterator last, sample const& resample, Estimator&& estimator) {
auto n_samples = last - first;
double point = estimator(first, last);
// Degenerate case with a single sample
if (n_samples == 1) return { point, point, point, confidence_level };
sample jack = jackknife(estimator, first, last);
double jack_mean = mean(jack.begin(), jack.end());
double sum_squares, sum_cubes;
std::tie(sum_squares, sum_cubes) = std::accumulate(jack.begin(), jack.end(), std::make_pair(0., 0.), [jack_mean](std::pair<double, double> sqcb, double x) -> std::pair<double, double> {
auto d = jack_mean - x;
auto d2 = d * d;
auto d3 = d2 * d;
return { sqcb.first + d2, sqcb.second + d3 };
});
double accel = sum_cubes / (6 * std::pow(sum_squares, 1.5));
long n = static_cast<long>(resample.size());
double prob_n = std::count_if(resample.begin(), resample.end(), [point](double x) { return x < point; }) / static_cast<double>(n);
// degenerate case with uniform samples
if ( directCompare( prob_n, 0. ) ) {
return { point, point, point, confidence_level };
}
double bias = normal_quantile(prob_n);
double z1 = normal_quantile((1. - confidence_level) / 2.);
auto cumn = [n]( double x ) -> long {
return std::lround( normal_cdf( x ) * static_cast<double>(n) );
};
auto a = [bias, accel](double b) { return bias + b / (1. - accel * b); };
double b1 = bias + z1;
double b2 = bias - z1;
double a1 = a(b1);
double a2 = a(b2);
auto lo = static_cast<size_t>((std::max)(cumn(a1), 0l));
auto hi = static_cast<size_t>((std::min)(cumn(a2), n - 1));
return { point, resample[lo], resample[hi], confidence_level };
}
double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n);
struct bootstrap_analysis {
Estimate<double> mean;
Estimate<double> standard_deviation;
double outlier_variance;
};
bootstrap_analysis analyse_samples(double confidence_level, unsigned int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last);
} // namespace Detail
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_STATS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
// Adapted from donated nonius code.
#ifndef CATCH_TIMING_HPP_INCLUDED
#define CATCH_TIMING_HPP_INCLUDED
#include <catch2/benchmark/catch_clock.hpp>
#include <catch2/benchmark/detail/catch_complete_invoke.hpp>
#include <type_traits>
namespace Catch {
namespace Benchmark {
template <typename Duration, typename Result>
struct Timing {
Duration elapsed;
Result result;
int iterations;
};
template <typename Clock, typename Func, typename... Args>
using TimingOf = Timing<ClockDuration<Clock>, Detail::CompleteType_t<FunctionReturnType<Func, Args...>>>;
} // namespace Benchmark
} // namespace Catch
#endif // CATCH_TIMING_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
/** \file
* This is a convenience header for Catch2. It includes **all** of Catch2 headers.
*
* Generally the Catch2 users should use specific includes they need,
* but this header can be used instead for ease-of-experimentation, or
* just plain convenience, at the cost of (significantly) increased
* compilation times.
*
* When a new header is added to either the top level folder, or to the
* corresponding internal subfolder, it should be added here. Headers
* added to the various subparts (e.g. matchers, generators, etc...),
* should go their respective catch-all headers.
*/
#ifndef CATCH_ALL_HPP_INCLUDED
#define CATCH_ALL_HPP_INCLUDED
#include <catch2/benchmark/catch_benchmark_all.hpp>
#include <catch2/catch_approx.hpp>
#include <catch2/catch_assertion_info.hpp>
#include <catch2/catch_assertion_result.hpp>
#include <catch2/catch_config.hpp>
#include <catch2/catch_get_random_seed.hpp>
#include <catch2/catch_message.hpp>
#include <catch2/catch_section_info.hpp>
#include <catch2/catch_session.hpp>
#include <catch2/catch_tag_alias.hpp>
#include <catch2/catch_tag_alias_autoregistrar.hpp>
#include <catch2/catch_template_test_macros.hpp>
#include <catch2/catch_test_case_info.hpp>
#include <catch2/catch_test_macros.hpp>
#include <catch2/catch_test_spec.hpp>
#include <catch2/catch_timer.hpp>
#include <catch2/catch_tostring.hpp>
#include <catch2/catch_totals.hpp>
#include <catch2/catch_translate_exception.hpp>
#include <catch2/catch_version.hpp>
#include <catch2/catch_version_macros.hpp>
#include <catch2/generators/catch_generators_all.hpp>
#include <catch2/interfaces/catch_interfaces_all.hpp>
#include <catch2/internal/catch_assertion_handler.hpp>
#include <catch2/internal/catch_case_insensitive_comparisons.hpp>
#include <catch2/internal/catch_case_sensitive.hpp>
#include <catch2/internal/catch_clara.hpp>
#include <catch2/internal/catch_commandline.hpp>
#include <catch2/internal/catch_compare_traits.hpp>
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <catch2/internal/catch_config_android_logwrite.hpp>
#include <catch2/internal/catch_config_counter.hpp>
#include <catch2/internal/catch_config_uncaught_exceptions.hpp>
#include <catch2/internal/catch_config_wchar.hpp>
#include <catch2/internal/catch_console_colour.hpp>
#include <catch2/internal/catch_console_width.hpp>
#include <catch2/internal/catch_container_nonmembers.hpp>
#include <catch2/internal/catch_context.hpp>
#include <catch2/internal/catch_debug_console.hpp>
#include <catch2/internal/catch_debugger.hpp>
#include <catch2/internal/catch_decomposer.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/internal/catch_enum_values_registry.hpp>
#include <catch2/internal/catch_errno_guard.hpp>
#include <catch2/internal/catch_exception_translator_registry.hpp>
#include <catch2/internal/catch_fatal_condition_handler.hpp>
#include <catch2/internal/catch_floating_point_helpers.hpp>
#include <catch2/internal/catch_getenv.hpp>
#include <catch2/internal/catch_istream.hpp>
#include <catch2/internal/catch_lazy_expr.hpp>
#include <catch2/internal/catch_leak_detector.hpp>
#include <catch2/internal/catch_list.hpp>
#include <catch2/internal/catch_message_info.hpp>
#include <catch2/internal/catch_meta.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <catch2/internal/catch_noncopyable.hpp>
#include <catch2/internal/catch_optional.hpp>
#include <catch2/internal/catch_output_redirect.hpp>
#include <catch2/internal/catch_parse_numbers.hpp>
#include <catch2/internal/catch_platform.hpp>
#include <catch2/internal/catch_polyfills.hpp>
#include <catch2/internal/catch_preprocessor.hpp>
#include <catch2/internal/catch_preprocessor_remove_parens.hpp>
#include <catch2/internal/catch_random_number_generator.hpp>
#include <catch2/internal/catch_random_seed_generation.hpp>
#include <catch2/internal/catch_reporter_registry.hpp>
#include <catch2/internal/catch_reporter_spec_parser.hpp>
#include <catch2/internal/catch_result_type.hpp>
#include <catch2/internal/catch_reusable_string_stream.hpp>
#include <catch2/internal/catch_run_context.hpp>
#include <catch2/internal/catch_section.hpp>
#include <catch2/internal/catch_sharding.hpp>
#include <catch2/internal/catch_singletons.hpp>
#include <catch2/internal/catch_source_line_info.hpp>
#include <catch2/internal/catch_startup_exception_registry.hpp>
#include <catch2/internal/catch_stdstreams.hpp>
#include <catch2/internal/catch_stream_end_stop.hpp>
#include <catch2/internal/catch_string_manip.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_tag_alias_registry.hpp>
#include <catch2/internal/catch_template_test_registry.hpp>
#include <catch2/internal/catch_test_case_info_hasher.hpp>
#include <catch2/internal/catch_test_case_registry_impl.hpp>
#include <catch2/internal/catch_test_case_tracker.hpp>
#include <catch2/internal/catch_test_failure_exception.hpp>
#include <catch2/internal/catch_test_macro_impl.hpp>
#include <catch2/internal/catch_test_registry.hpp>
#include <catch2/internal/catch_test_spec_parser.hpp>
#include <catch2/internal/catch_textflow.hpp>
#include <catch2/internal/catch_to_string.hpp>
#include <catch2/internal/catch_uncaught_exceptions.hpp>
#include <catch2/internal/catch_unique_name.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/internal/catch_void_type.hpp>
#include <catch2/internal/catch_wildcard_pattern.hpp>
#include <catch2/internal/catch_xmlwriter.hpp>
#include <catch2/matchers/catch_matchers_all.hpp>
#include <catch2/reporters/catch_reporters_all.hpp>
#endif // CATCH_ALL_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_approx.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/internal/catch_reusable_string_stream.hpp>
#include <cmath>
#include <limits>
namespace {
// Performs equivalent check of std::fabs(lhs - rhs) <= margin
// But without the subtraction to allow for INFINITY in comparison
bool marginComparison(double lhs, double rhs, double margin) {
return (lhs + margin >= rhs) && (rhs + margin >= lhs);
}
}
namespace Catch {
Approx::Approx ( double value )
: m_epsilon( std::numeric_limits<float>::epsilon()*100. ),
m_margin( 0.0 ),
m_scale( 0.0 ),
m_value( value )
{}
Approx Approx::custom() {
return Approx( 0 );
}
Approx Approx::operator-() const {
auto temp(*this);
temp.m_value = -temp.m_value;
return temp;
}
std::string Approx::toString() const {
ReusableStringStream rss;
rss << "Approx( " << ::Catch::Detail::stringify( m_value ) << " )";
return rss.str();
}
bool Approx::equalityComparisonImpl(const double other) const {
// First try with fixed margin, then compute margin based on epsilon, scale and Approx's value
// Thanks to Richard Harris for his help refining the scaled margin value
return marginComparison(m_value, other, m_margin)
|| marginComparison(m_value, other, m_epsilon * (m_scale + std::fabs(std::isinf(m_value)? 0 : m_value)));
}
void Approx::setMargin(double newMargin) {
CATCH_ENFORCE(newMargin >= 0,
"Invalid Approx::margin: " << newMargin << '.'
<< " Approx::Margin has to be non-negative.");
m_margin = newMargin;
}
void Approx::setEpsilon(double newEpsilon) {
CATCH_ENFORCE(newEpsilon >= 0 && newEpsilon <= 1.0,
"Invalid Approx::epsilon: " << newEpsilon << '.'
<< " Approx::epsilon has to be in [0, 1]");
m_epsilon = newEpsilon;
}
namespace literals {
Approx operator "" _a(long double val) {
return Approx(val);
}
Approx operator "" _a(unsigned long long val) {
return Approx(val);
}
} // end namespace literals
std::string StringMaker<Catch::Approx>::convert(Catch::Approx const& value) {
return value.toString();
}
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_APPROX_HPP_INCLUDED
#define CATCH_APPROX_HPP_INCLUDED
#include <catch2/catch_tostring.hpp>
#include <type_traits>
namespace Catch {
class Approx {
private:
bool equalityComparisonImpl(double other) const;
// Sets and validates the new margin (margin >= 0)
void setMargin(double margin);
// Sets and validates the new epsilon (0 < epsilon < 1)
void setEpsilon(double epsilon);
public:
explicit Approx ( double value );
static Approx custom();
Approx operator-() const;
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
Approx operator()( T const& value ) const {
Approx approx( static_cast<double>(value) );
approx.m_epsilon = m_epsilon;
approx.m_margin = m_margin;
approx.m_scale = m_scale;
return approx;
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
explicit Approx( T const& value ): Approx(static_cast<double>(value))
{}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
friend bool operator == ( const T& lhs, Approx const& rhs ) {
auto lhs_v = static_cast<double>(lhs);
return rhs.equalityComparisonImpl(lhs_v);
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
friend bool operator == ( Approx const& lhs, const T& rhs ) {
return operator==( rhs, lhs );
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
friend bool operator != ( T const& lhs, Approx const& rhs ) {
return !operator==( lhs, rhs );
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
friend bool operator != ( Approx const& lhs, T const& rhs ) {
return !operator==( rhs, lhs );
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
friend bool operator <= ( T const& lhs, Approx const& rhs ) {
return static_cast<double>(lhs) < rhs.m_value || lhs == rhs;
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
friend bool operator <= ( Approx const& lhs, T const& rhs ) {
return lhs.m_value < static_cast<double>(rhs) || lhs == rhs;
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
friend bool operator >= ( T const& lhs, Approx const& rhs ) {
return static_cast<double>(lhs) > rhs.m_value || lhs == rhs;
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
friend bool operator >= ( Approx const& lhs, T const& rhs ) {
return lhs.m_value > static_cast<double>(rhs) || lhs == rhs;
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
Approx& epsilon( T const& newEpsilon ) {
const auto epsilonAsDouble = static_cast<double>(newEpsilon);
setEpsilon(epsilonAsDouble);
return *this;
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
Approx& margin( T const& newMargin ) {
const auto marginAsDouble = static_cast<double>(newMargin);
setMargin(marginAsDouble);
return *this;
}
template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
Approx& scale( T const& newScale ) {
m_scale = static_cast<double>(newScale);
return *this;
}
std::string toString() const;
private:
double m_epsilon;
double m_margin;
double m_scale;
double m_value;
};
namespace literals {
Approx operator ""_a(long double val);
Approx operator ""_a(unsigned long long val);
} // end namespace literals
template<>
struct StringMaker<Catch::Approx> {
static std::string convert(Catch::Approx const& value);
};
} // end namespace Catch
#endif // CATCH_APPROX_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_ASSERTION_INFO_HPP_INCLUDED
#define CATCH_ASSERTION_INFO_HPP_INCLUDED
#include <catch2/internal/catch_result_type.hpp>
#include <catch2/internal/catch_source_line_info.hpp>
#include <catch2/internal/catch_stringref.hpp>
namespace Catch {
struct AssertionInfo {
// AssertionInfo() = delete;
StringRef macroName;
SourceLineInfo lineInfo;
StringRef capturedExpression;
ResultDisposition::Flags resultDisposition;
};
} // end namespace Catch
#endif // CATCH_ASSERTION_INFO_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_assertion_result.hpp>
#include <catch2/internal/catch_reusable_string_stream.hpp>
namespace Catch {
AssertionResultData::AssertionResultData(ResultWas::OfType _resultType, LazyExpression const & _lazyExpression):
lazyExpression(_lazyExpression),
resultType(_resultType) {}
std::string AssertionResultData::reconstructExpression() const {
if( reconstructedExpression.empty() ) {
if( lazyExpression ) {
ReusableStringStream rss;
rss << lazyExpression;
reconstructedExpression = rss.str();
}
}
return reconstructedExpression;
}
AssertionResult::AssertionResult( AssertionInfo const& info, AssertionResultData const& data )
: m_info( info ),
m_resultData( data )
{}
// Result was a success
bool AssertionResult::succeeded() const {
return Catch::isOk( m_resultData.resultType );
}
// Result was a success, or failure is suppressed
bool AssertionResult::isOk() const {
return Catch::isOk( m_resultData.resultType ) || shouldSuppressFailure( m_info.resultDisposition );
}
ResultWas::OfType AssertionResult::getResultType() const {
return m_resultData.resultType;
}
bool AssertionResult::hasExpression() const {
return !m_info.capturedExpression.empty();
}
bool AssertionResult::hasMessage() const {
return !m_resultData.message.empty();
}
std::string AssertionResult::getExpression() const {
// Possibly overallocating by 3 characters should be basically free
std::string expr; expr.reserve(m_info.capturedExpression.size() + 3);
if (isFalseTest(m_info.resultDisposition)) {
expr += "!(";
}
expr += m_info.capturedExpression;
if (isFalseTest(m_info.resultDisposition)) {
expr += ')';
}
return expr;
}
std::string AssertionResult::getExpressionInMacro() const {
std::string expr;
if( m_info.macroName.empty() )
expr = static_cast<std::string>(m_info.capturedExpression);
else {
expr.reserve( m_info.macroName.size() + m_info.capturedExpression.size() + 4 );
expr += m_info.macroName;
expr += "( ";
expr += m_info.capturedExpression;
expr += " )";
}
return expr;
}
bool AssertionResult::hasExpandedExpression() const {
return hasExpression() && getExpandedExpression() != getExpression();
}
std::string AssertionResult::getExpandedExpression() const {
std::string expr = m_resultData.reconstructExpression();
return expr.empty()
? getExpression()
: expr;
}
StringRef AssertionResult::getMessage() const {
return m_resultData.message;
}
SourceLineInfo AssertionResult::getSourceInfo() const {
return m_info.lineInfo;
}
StringRef AssertionResult::getTestMacroName() const {
return m_info.macroName;
}
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_ASSERTION_RESULT_HPP_INCLUDED
#define CATCH_ASSERTION_RESULT_HPP_INCLUDED
#include <catch2/catch_assertion_info.hpp>
#include <catch2/internal/catch_result_type.hpp>
#include <catch2/internal/catch_source_line_info.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_lazy_expr.hpp>
#include <string>
namespace Catch {
struct AssertionResultData
{
AssertionResultData() = delete;
AssertionResultData( ResultWas::OfType _resultType, LazyExpression const& _lazyExpression );
std::string message;
mutable std::string reconstructedExpression;
LazyExpression lazyExpression;
ResultWas::OfType resultType;
std::string reconstructExpression() const;
};
class AssertionResult {
public:
AssertionResult() = delete;
AssertionResult( AssertionInfo const& info, AssertionResultData const& data );
bool isOk() const;
bool succeeded() const;
ResultWas::OfType getResultType() const;
bool hasExpression() const;
bool hasMessage() const;
std::string getExpression() const;
std::string getExpressionInMacro() const;
bool hasExpandedExpression() const;
std::string getExpandedExpression() const;
StringRef getMessage() const;
SourceLineInfo getSourceInfo() const;
StringRef getTestMacroName() const;
//protected:
AssertionInfo m_info;
AssertionResultData m_resultData;
};
} // end namespace Catch
#endif // CATCH_ASSERTION_RESULT_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_config.hpp>
#include <catch2/catch_user_config.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/internal/catch_parse_numbers.hpp>
#include <catch2/internal/catch_stdstreams.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_string_manip.hpp>
#include <catch2/internal/catch_test_spec_parser.hpp>
#include <catch2/interfaces/catch_interfaces_tag_alias_registry.hpp>
#include <catch2/internal/catch_getenv.hpp>
#include <fstream>
namespace Catch {
namespace {
static bool enableBazelEnvSupport() {
#if defined( CATCH_CONFIG_BAZEL_SUPPORT )
return true;
#else
return Detail::getEnv( "BAZEL_TEST" ) != nullptr;
#endif
}
struct bazelShardingOptions {
unsigned int shardIndex, shardCount;
std::string shardFilePath;
};
static Optional<bazelShardingOptions> readBazelShardingOptions() {
const auto bazelShardIndex = Detail::getEnv( "TEST_SHARD_INDEX" );
const auto bazelShardTotal = Detail::getEnv( "TEST_TOTAL_SHARDS" );
const auto bazelShardInfoFile = Detail::getEnv( "TEST_SHARD_STATUS_FILE" );
const bool has_all =
bazelShardIndex && bazelShardTotal && bazelShardInfoFile;
if ( !has_all ) {
// We provide nice warning message if the input is
// misconfigured.
auto warn = []( const char* env_var ) {
Catch::cerr()
<< "Warning: Bazel shard configuration is missing '"
<< env_var << "'. Shard configuration is skipped.\n";
};
if ( !bazelShardIndex ) {
warn( "TEST_SHARD_INDEX" );
}
if ( !bazelShardTotal ) {
warn( "TEST_TOTAL_SHARDS" );
}
if ( !bazelShardInfoFile ) {
warn( "TEST_SHARD_STATUS_FILE" );
}
return {};
}
auto shardIndex = parseUInt( bazelShardIndex );
if ( !shardIndex ) {
Catch::cerr()
<< "Warning: could not parse 'TEST_SHARD_INDEX' ('" << bazelShardIndex
<< "') as unsigned int.\n";
return {};
}
auto shardTotal = parseUInt( bazelShardTotal );
if ( !shardTotal ) {
Catch::cerr()
<< "Warning: could not parse 'TEST_TOTAL_SHARD' ('"
<< bazelShardTotal << "') as unsigned int.\n";
return {};
}
return bazelShardingOptions{
*shardIndex, *shardTotal, bazelShardInfoFile };
}
} // end namespace
bool operator==( ProcessedReporterSpec const& lhs,
ProcessedReporterSpec const& rhs ) {
return lhs.name == rhs.name &&
lhs.outputFilename == rhs.outputFilename &&
lhs.colourMode == rhs.colourMode &&
lhs.customOptions == rhs.customOptions;
}
Config::Config( ConfigData const& data ):
m_data( data ) {
// We need to trim filter specs to avoid trouble with superfluous
// whitespace (esp. important for bdd macros, as those are manually
// aligned with whitespace).
for (auto& elem : m_data.testsOrTags) {
elem = trim(elem);
}
for (auto& elem : m_data.sectionsToRun) {
elem = trim(elem);
}
// Insert the default reporter if user hasn't asked for a specfic one
if ( m_data.reporterSpecifications.empty() ) {
m_data.reporterSpecifications.push_back( {
#if defined( CATCH_CONFIG_DEFAULT_REPORTER )
CATCH_CONFIG_DEFAULT_REPORTER,
#else
"console",
#endif
{}, {}, {}
} );
}
if ( enableBazelEnvSupport() ) {
readBazelEnvVars();
}
// Bazel support can modify the test specs, so parsing has to happen
// after reading Bazel env vars.
TestSpecParser parser( ITagAliasRegistry::get() );
if ( !m_data.testsOrTags.empty() ) {
m_hasTestFilters = true;
for ( auto const& testOrTags : m_data.testsOrTags ) {
parser.parse( testOrTags );
}
}
m_testSpec = parser.testSpec();
// We now fixup the reporter specs to handle default output spec,
// default colour spec, etc
bool defaultOutputUsed = false;
for ( auto const& reporterSpec : m_data.reporterSpecifications ) {
// We do the default-output check separately, while always
// using the default output below to make the code simpler
// and avoid superfluous copies.
if ( reporterSpec.outputFile().none() ) {
CATCH_ENFORCE( !defaultOutputUsed,
"Internal error: cannot use default output for "
"multiple reporters" );
defaultOutputUsed = true;
}
m_processedReporterSpecs.push_back( ProcessedReporterSpec{
reporterSpec.name(),
reporterSpec.outputFile() ? *reporterSpec.outputFile()
: data.defaultOutputFilename,
reporterSpec.colourMode().valueOr( data.defaultColourMode ),
reporterSpec.customOptions() } );
}
}
Config::~Config() = default;
bool Config::listTests() const { return m_data.listTests; }
bool Config::listTags() const { return m_data.listTags; }
bool Config::listReporters() const { return m_data.listReporters; }
bool Config::listListeners() const { return m_data.listListeners; }
std::vector<std::string> const& Config::getTestsOrTags() const { return m_data.testsOrTags; }
std::vector<std::string> const& Config::getSectionsToRun() const { return m_data.sectionsToRun; }
std::vector<ReporterSpec> const& Config::getReporterSpecs() const {
return m_data.reporterSpecifications;
}
std::vector<ProcessedReporterSpec> const&
Config::getProcessedReporterSpecs() const {
return m_processedReporterSpecs;
}
TestSpec const& Config::testSpec() const { return m_testSpec; }
bool Config::hasTestFilters() const { return m_hasTestFilters; }
bool Config::showHelp() const { return m_data.showHelp; }
// IConfig interface
bool Config::allowThrows() const { return !m_data.noThrow; }
StringRef Config::name() const { return m_data.name.empty() ? m_data.processName : m_data.name; }
bool Config::includeSuccessfulResults() const { return m_data.showSuccessfulTests; }
bool Config::warnAboutMissingAssertions() const {
return !!( m_data.warnings & WarnAbout::NoAssertions );
}
bool Config::warnAboutUnmatchedTestSpecs() const {
return !!( m_data.warnings & WarnAbout::UnmatchedTestSpec );
}
bool Config::zeroTestsCountAsSuccess() const { return m_data.allowZeroTests; }
ShowDurations Config::showDurations() const { return m_data.showDurations; }
double Config::minDuration() const { return m_data.minDuration; }
TestRunOrder Config::runOrder() const { return m_data.runOrder; }
uint32_t Config::rngSeed() const { return m_data.rngSeed; }
unsigned int Config::shardCount() const { return m_data.shardCount; }
unsigned int Config::shardIndex() const { return m_data.shardIndex; }
ColourMode Config::defaultColourMode() const { return m_data.defaultColourMode; }
bool Config::shouldDebugBreak() const { return m_data.shouldDebugBreak; }
int Config::abortAfter() const { return m_data.abortAfter; }
bool Config::showInvisibles() const { return m_data.showInvisibles; }
Verbosity Config::verbosity() const { return m_data.verbosity; }
bool Config::skipBenchmarks() const { return m_data.skipBenchmarks; }
bool Config::benchmarkNoAnalysis() const { return m_data.benchmarkNoAnalysis; }
unsigned int Config::benchmarkSamples() const { return m_data.benchmarkSamples; }
double Config::benchmarkConfidenceInterval() const { return m_data.benchmarkConfidenceInterval; }
unsigned int Config::benchmarkResamples() const { return m_data.benchmarkResamples; }
std::chrono::milliseconds Config::benchmarkWarmupTime() const { return std::chrono::milliseconds(m_data.benchmarkWarmupTime); }
void Config::readBazelEnvVars() {
// Register a JUnit reporter for Bazel. Bazel sets an environment
// variable with the path to XML output. If this file is written to
// during test, Bazel will not generate a default XML output.
// This allows the XML output file to contain higher level of detail
// than what is possible otherwise.
const auto bazelOutputFile = Detail::getEnv( "XML_OUTPUT_FILE" );
if ( bazelOutputFile ) {
m_data.reporterSpecifications.push_back(
{ "junit", std::string( bazelOutputFile ), {}, {} } );
}
const auto bazelTestSpec = Detail::getEnv( "TESTBRIDGE_TEST_ONLY" );
if ( bazelTestSpec ) {
// Presumably the test spec from environment should overwrite
// the one we got from CLI (if we got any)
m_data.testsOrTags.clear();
m_data.testsOrTags.push_back( bazelTestSpec );
}
const auto bazelShardOptions = readBazelShardingOptions();
if ( bazelShardOptions ) {
std::ofstream f( bazelShardOptions->shardFilePath,
std::ios_base::out | std::ios_base::trunc );
if ( f.is_open() ) {
f << "";
m_data.shardIndex = bazelShardOptions->shardIndex;
m_data.shardCount = bazelShardOptions->shardCount;
}
}
}
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_CONFIG_HPP_INCLUDED
#define CATCH_CONFIG_HPP_INCLUDED
#include <catch2/catch_test_spec.hpp>
#include <catch2/interfaces/catch_interfaces_config.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/internal/catch_optional.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_random_seed_generation.hpp>
#include <catch2/internal/catch_reporter_spec_parser.hpp>
#include <chrono>
#include <map>
#include <string>
#include <vector>
namespace Catch {
class IStream;
/**
* `ReporterSpec` but with the defaults filled in.
*
* Like `ReporterSpec`, the semantics are unchecked.
*/
struct ProcessedReporterSpec {
std::string name;
std::string outputFilename;
ColourMode colourMode;
std::map<std::string, std::string> customOptions;
friend bool operator==( ProcessedReporterSpec const& lhs,
ProcessedReporterSpec const& rhs );
friend bool operator!=( ProcessedReporterSpec const& lhs,
ProcessedReporterSpec const& rhs ) {
return !( lhs == rhs );
}
};
struct ConfigData {
bool listTests = false;
bool listTags = false;
bool listReporters = false;
bool listListeners = false;
bool showSuccessfulTests = false;
bool shouldDebugBreak = false;
bool noThrow = false;
bool showHelp = false;
bool showInvisibles = false;
bool filenamesAsTags = false;
bool libIdentify = false;
bool allowZeroTests = false;
int abortAfter = -1;
uint32_t rngSeed = generateRandomSeed(GenerateFrom::Default);
unsigned int shardCount = 1;
unsigned int shardIndex = 0;
bool skipBenchmarks = false;
bool benchmarkNoAnalysis = false;
unsigned int benchmarkSamples = 100;
double benchmarkConfidenceInterval = 0.95;
unsigned int benchmarkResamples = 100000;
std::chrono::milliseconds::rep benchmarkWarmupTime = 100;
Verbosity verbosity = Verbosity::Normal;
WarnAbout::What warnings = WarnAbout::Nothing;
ShowDurations showDurations = ShowDurations::DefaultForReporter;
double minDuration = -1;
TestRunOrder runOrder = TestRunOrder::Declared;
ColourMode defaultColourMode = ColourMode::PlatformDefault;
WaitForKeypress::When waitForKeypress = WaitForKeypress::Never;
std::string defaultOutputFilename;
std::string name;
std::string processName;
std::vector<ReporterSpec> reporterSpecifications;
std::vector<std::string> testsOrTags;
std::vector<std::string> sectionsToRun;
};
class Config : public IConfig {
public:
Config() = default;
Config( ConfigData const& data );
~Config() override; // = default in the cpp file
bool listTests() const;
bool listTags() const;
bool listReporters() const;
bool listListeners() const;
std::vector<ReporterSpec> const& getReporterSpecs() const;
std::vector<ProcessedReporterSpec> const&
getProcessedReporterSpecs() const;
std::vector<std::string> const& getTestsOrTags() const override;
std::vector<std::string> const& getSectionsToRun() const override;
TestSpec const& testSpec() const override;
bool hasTestFilters() const override;
bool showHelp() const;
// IConfig interface
bool allowThrows() const override;
StringRef name() const override;
bool includeSuccessfulResults() const override;
bool warnAboutMissingAssertions() const override;
bool warnAboutUnmatchedTestSpecs() const override;
bool zeroTestsCountAsSuccess() const override;
ShowDurations showDurations() const override;
double minDuration() const override;
TestRunOrder runOrder() const override;
uint32_t rngSeed() const override;
unsigned int shardCount() const override;
unsigned int shardIndex() const override;
ColourMode defaultColourMode() const override;
bool shouldDebugBreak() const override;
int abortAfter() const override;
bool showInvisibles() const override;
Verbosity verbosity() const override;
bool skipBenchmarks() const override;
bool benchmarkNoAnalysis() const override;
unsigned int benchmarkSamples() const override;
double benchmarkConfidenceInterval() const override;
unsigned int benchmarkResamples() const override;
std::chrono::milliseconds benchmarkWarmupTime() const override;
private:
// Reads Bazel env vars and applies them to the config
void readBazelEnvVars();
ConfigData m_data;
std::vector<ProcessedReporterSpec> m_processedReporterSpecs;
TestSpec m_testSpec;
bool m_hasTestFilters = false;
};
} // end namespace Catch
#endif // CATCH_CONFIG_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_get_random_seed.hpp>
#include <catch2/internal/catch_context.hpp>
#include <catch2/catch_config.hpp>
namespace Catch {
std::uint32_t getSeed() {
return getCurrentContext().getConfig()->rngSeed();
}
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_GET_RANDOM_SEED_HPP_INCLUDED
#define CATCH_GET_RANDOM_SEED_HPP_INCLUDED
#include <cstdint>
namespace Catch {
//! Returns Catch2's current RNG seed.
std::uint32_t getSeed();
}
#endif // CATCH_GET_RANDOM_SEED_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_message.hpp>
#include <catch2/interfaces/catch_interfaces_capture.hpp>
#include <catch2/internal/catch_uncaught_exceptions.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <cassert>
#include <stack>
namespace Catch {
////////////////////////////////////////////////////////////////////////////
ScopedMessage::ScopedMessage( MessageBuilder const& builder ):
m_info( builder.m_info ) {
m_info.message = builder.m_stream.str();
getResultCapture().pushScopedMessage( m_info );
}
ScopedMessage::ScopedMessage( ScopedMessage&& old ) noexcept:
m_info( CATCH_MOVE( old.m_info ) ) {
old.m_moved = true;
}
ScopedMessage::~ScopedMessage() {
if ( !uncaught_exceptions() && !m_moved ){
getResultCapture().popScopedMessage(m_info);
}
}
Capturer::Capturer( StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names ) {
auto trimmed = [&] (size_t start, size_t end) {
while (names[start] == ',' || isspace(static_cast<unsigned char>(names[start]))) {
++start;
}
while (names[end] == ',' || isspace(static_cast<unsigned char>(names[end]))) {
--end;
}
return names.substr(start, end - start + 1);
};
auto skipq = [&] (size_t start, char quote) {
for (auto i = start + 1; i < names.size() ; ++i) {
if (names[i] == quote)
return i;
if (names[i] == '\\')
++i;
}
CATCH_INTERNAL_ERROR("CAPTURE parsing encountered unmatched quote");
};
size_t start = 0;
std::stack<char> openings;
for (size_t pos = 0; pos < names.size(); ++pos) {
char c = names[pos];
switch (c) {
case '[':
case '{':
case '(':
// It is basically impossible to disambiguate between
// comparison and start of template args in this context
// case '<':
openings.push(c);
break;
case ']':
case '}':
case ')':
// case '>':
openings.pop();
break;
case '"':
case '\'':
pos = skipq(pos, c);
break;
case ',':
if (start != pos && openings.empty()) {
m_messages.emplace_back(macroName, lineInfo, resultType);
m_messages.back().message = static_cast<std::string>(trimmed(start, pos));
m_messages.back().message += " := ";
start = pos;
}
}
}
assert(openings.empty() && "Mismatched openings");
m_messages.emplace_back(macroName, lineInfo, resultType);
m_messages.back().message = static_cast<std::string>(trimmed(start, names.size() - 1));
m_messages.back().message += " := ";
}
Capturer::~Capturer() {
if ( !uncaught_exceptions() ){
assert( m_captured == m_messages.size() );
for( size_t i = 0; i < m_captured; ++i )
m_resultCapture.popScopedMessage( m_messages[i] );
}
}
void Capturer::captureValue( size_t index, std::string const& value ) {
assert( index < m_messages.size() );
m_messages[index].message += value;
m_resultCapture.pushScopedMessage( m_messages[index] );
m_captured++;
}
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_MESSAGE_HPP_INCLUDED
#define CATCH_MESSAGE_HPP_INCLUDED
#include <catch2/internal/catch_result_type.hpp>
#include <catch2/internal/catch_reusable_string_stream.hpp>
#include <catch2/internal/catch_stream_end_stop.hpp>
#include <catch2/internal/catch_message_info.hpp>
#include <catch2/interfaces/catch_interfaces_capture.hpp>
#include <catch2/catch_tostring.hpp>
#include <string>
#include <vector>
namespace Catch {
struct SourceLineInfo;
struct MessageStream {
template<typename T>
MessageStream& operator << ( T const& value ) {
m_stream << value;
return *this;
}
ReusableStringStream m_stream;
};
struct MessageBuilder : MessageStream {
MessageBuilder( StringRef macroName,
SourceLineInfo const& lineInfo,
ResultWas::OfType type ):
m_info(macroName, lineInfo, type) {}
template<typename T>
MessageBuilder& operator << ( T const& value ) {
m_stream << value;
return *this;
}
MessageInfo m_info;
};
class ScopedMessage {
public:
explicit ScopedMessage( MessageBuilder const& builder );
ScopedMessage( ScopedMessage& duplicate ) = delete;
ScopedMessage( ScopedMessage&& old ) noexcept;
~ScopedMessage();
MessageInfo m_info;
bool m_moved = false;
};
class Capturer {
std::vector<MessageInfo> m_messages;
IResultCapture& m_resultCapture = getResultCapture();
size_t m_captured = 0;
public:
Capturer( StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names );
Capturer(Capturer const&) = delete;
Capturer& operator=(Capturer const&) = delete;
~Capturer();
void captureValue( size_t index, std::string const& value );
template<typename T>
void captureValues( size_t index, T const& value ) {
captureValue( index, Catch::Detail::stringify( value ) );
}
template<typename T, typename... Ts>
void captureValues( size_t index, T const& value, Ts const&... values ) {
captureValue( index, Catch::Detail::stringify(value) );
captureValues( index+1, values... );
}
};
} // end namespace Catch
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_MSG( macroName, messageType, resultDisposition, ... ) \
do { \
Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::StringRef(), resultDisposition ); \
catchAssertionHandler.handleMessage( messageType, ( Catch::MessageStream() << __VA_ARGS__ + ::Catch::StreamEndStop() ).m_stream.str() ); \
INTERNAL_CATCH_REACT( catchAssertionHandler ) \
} while( false )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_CAPTURE( varName, macroName, ... ) \
Catch::Capturer varName( macroName, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info, #__VA_ARGS__ ); \
varName.captureValues( 0, __VA_ARGS__ )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_INFO( macroName, log ) \
const Catch::ScopedMessage INTERNAL_CATCH_UNIQUE_NAME( scopedMessage )( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_UNSCOPED_INFO( macroName, log ) \
Catch::getResultCapture().emplaceUnscopedMessage( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log )
#if defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)
#define CATCH_INFO( msg ) INTERNAL_CATCH_INFO( "CATCH_INFO", msg )
#define CATCH_UNSCOPED_INFO( msg ) INTERNAL_CATCH_UNSCOPED_INFO( "CATCH_UNSCOPED_INFO", msg )
#define CATCH_WARN( msg ) INTERNAL_CATCH_MSG( "CATCH_WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg )
#define CATCH_CAPTURE( ... ) INTERNAL_CATCH_CAPTURE( INTERNAL_CATCH_UNIQUE_NAME(capturer), "CATCH_CAPTURE", __VA_ARGS__ )
#elif defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)
#define CATCH_INFO( msg ) (void)(0)
#define CATCH_UNSCOPED_INFO( msg ) (void)(0)
#define CATCH_WARN( msg ) (void)(0)
#define CATCH_CAPTURE( ... ) (void)(0)
#elif !defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)
#define INFO( msg ) INTERNAL_CATCH_INFO( "INFO", msg )
#define UNSCOPED_INFO( msg ) INTERNAL_CATCH_UNSCOPED_INFO( "UNSCOPED_INFO", msg )
#define WARN( msg ) INTERNAL_CATCH_MSG( "WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg )
#define CAPTURE( ... ) INTERNAL_CATCH_CAPTURE( INTERNAL_CATCH_UNIQUE_NAME(capturer), "CAPTURE", __VA_ARGS__ )
#elif !defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)
#define INFO( msg ) (void)(0)
#define UNSCOPED_INFO( msg ) (void)(0)
#define WARN( msg ) (void)(0)
#define CAPTURE( ... ) (void)(0)
#endif // end of user facing macro declarations
#endif // CATCH_MESSAGE_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
#include <catch2/internal/catch_context.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/internal/catch_test_case_registry_impl.hpp>
#include <catch2/internal/catch_reporter_registry.hpp>
#include <catch2/internal/catch_exception_translator_registry.hpp>
#include <catch2/internal/catch_tag_alias_registry.hpp>
#include <catch2/internal/catch_startup_exception_registry.hpp>
#include <catch2/internal/catch_singletons.hpp>
#include <catch2/internal/catch_enum_values_registry.hpp>
#include <catch2/catch_test_case_info.hpp>
#include <catch2/internal/catch_noncopyable.hpp>
#include <catch2/interfaces/catch_interfaces_reporter_factory.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
namespace Catch {
namespace {
class RegistryHub : public IRegistryHub,
public IMutableRegistryHub,
private Detail::NonCopyable {
public: // IRegistryHub
RegistryHub() = default;
IReporterRegistry const& getReporterRegistry() const override {
return m_reporterRegistry;
}
ITestCaseRegistry const& getTestCaseRegistry() const override {
return m_testCaseRegistry;
}
IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const override {
return m_exceptionTranslatorRegistry;
}
ITagAliasRegistry const& getTagAliasRegistry() const override {
return m_tagAliasRegistry;
}
StartupExceptionRegistry const& getStartupExceptionRegistry() const override {
return m_exceptionRegistry;
}
public: // IMutableRegistryHub
void registerReporter( std::string const& name, IReporterFactoryPtr factory ) override {
m_reporterRegistry.registerReporter( name, CATCH_MOVE(factory) );
}
void registerListener( Detail::unique_ptr<EventListenerFactory> factory ) override {
m_reporterRegistry.registerListener( CATCH_MOVE(factory) );
}
void registerTest( Detail::unique_ptr<TestCaseInfo>&& testInfo, Detail::unique_ptr<ITestInvoker>&& invoker ) override {
m_testCaseRegistry.registerTest( CATCH_MOVE(testInfo), CATCH_MOVE(invoker) );
}
void registerTranslator( Detail::unique_ptr<IExceptionTranslator>&& translator ) override {
m_exceptionTranslatorRegistry.registerTranslator( CATCH_MOVE(translator) );
}
void registerTagAlias( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) override {
m_tagAliasRegistry.add( alias, tag, lineInfo );
}
void registerStartupException() noexcept override {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
m_exceptionRegistry.add(std::current_exception());
#else
CATCH_INTERNAL_ERROR("Attempted to register active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
#endif
}
IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() override {
return m_enumValuesRegistry;
}
private:
TestRegistry m_testCaseRegistry;
ReporterRegistry m_reporterRegistry;
ExceptionTranslatorRegistry m_exceptionTranslatorRegistry;
TagAliasRegistry m_tagAliasRegistry;
StartupExceptionRegistry m_exceptionRegistry;
Detail::EnumValuesRegistry m_enumValuesRegistry;
};
}
using RegistryHubSingleton = Singleton<RegistryHub, IRegistryHub, IMutableRegistryHub>;
IRegistryHub const& getRegistryHub() {
return RegistryHubSingleton::get();
}
IMutableRegistryHub& getMutableRegistryHub() {
return RegistryHubSingleton::getMutable();
}
void cleanUp() {
cleanupSingletons();
cleanUpContext();
}
std::string translateActiveException() {
return getRegistryHub().getExceptionTranslatorRegistry().translateActiveException();
}
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_SECTION_INFO_HPP_INCLUDED
#define CATCH_SECTION_INFO_HPP_INCLUDED
#include <catch2/internal/catch_move_and_forward.hpp>
#include <catch2/internal/catch_source_line_info.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/catch_totals.hpp>
#include <string>
namespace Catch {
struct SectionInfo {
// The last argument is ignored, so that people can write
// SECTION("ShortName", "Proper description that is long") and
// still use the `-c` flag comfortably.
SectionInfo( SourceLineInfo const& _lineInfo, std::string _name,
const char* const = nullptr ):
name(CATCH_MOVE(_name)),
lineInfo(_lineInfo)
{}
std::string name;
SourceLineInfo lineInfo;
};
struct SectionEndInfo {
SectionInfo sectionInfo;
Counts prevAssertions;
double durationInSeconds;
};
} // end namespace Catch
#endif // CATCH_SECTION_INFO_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_session.hpp>
#include <catch2/internal/catch_console_colour.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/internal/catch_list.hpp>
#include <catch2/internal/catch_context.hpp>
#include <catch2/internal/catch_run_context.hpp>
#include <catch2/catch_test_spec.hpp>
#include <catch2/catch_version.hpp>
#include <catch2/interfaces/catch_interfaces_reporter.hpp>
#include <catch2/internal/catch_startup_exception_registry.hpp>
#include <catch2/internal/catch_sharding.hpp>
#include <catch2/internal/catch_textflow.hpp>
#include <catch2/internal/catch_windows_h_proxy.hpp>
#include <catch2/reporters/catch_reporter_multi.hpp>
#include <catch2/interfaces/catch_interfaces_reporter_registry.hpp>
#include <catch2/interfaces/catch_interfaces_reporter_factory.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <catch2/internal/catch_stdstreams.hpp>
#include <catch2/internal/catch_istream.hpp>
#include <algorithm>
#include <cassert>
#include <iomanip>
#include <set>
namespace Catch {
namespace {
const int MaxExitCode = 255;
IEventListenerPtr createReporter(std::string const& reporterName, ReporterConfig&& config) {
auto reporter = Catch::getRegistryHub().getReporterRegistry().create(reporterName, CATCH_MOVE(config));
CATCH_ENFORCE(reporter, "No reporter registered with name: '" << reporterName << '\'');
return reporter;
}
IEventListenerPtr prepareReporters(Config const* config) {
if (Catch::getRegistryHub().getReporterRegistry().getListeners().empty()
&& config->getProcessedReporterSpecs().size() == 1) {
auto const& spec = config->getProcessedReporterSpecs()[0];
return createReporter(
spec.name,
ReporterConfig( config,
makeStream( spec.outputFilename ),
spec.colourMode,
spec.customOptions ) );
}
auto multi = Detail::make_unique<MultiReporter>(config);
auto const& listeners = Catch::getRegistryHub().getReporterRegistry().getListeners();
for (auto const& listener : listeners) {
multi->addListener(listener->create(config));
}
for ( auto const& reporterSpec : config->getProcessedReporterSpecs() ) {
multi->addReporter( createReporter(
reporterSpec.name,
ReporterConfig( config,
makeStream( reporterSpec.outputFilename ),
reporterSpec.colourMode,
reporterSpec.customOptions ) ) );
}
return multi;
}
class TestGroup {
public:
explicit TestGroup(IEventListenerPtr&& reporter, Config const* config):
m_reporter(reporter.get()),
m_config{config},
m_context{config, CATCH_MOVE(reporter)} {
assert( m_config->testSpec().getInvalidSpecs().empty() &&
"Invalid test specs should be handled before running tests" );
auto const& allTestCases = getAllTestCasesSorted(*m_config);
auto const& testSpec = m_config->testSpec();
if ( !testSpec.hasFilters() ) {
for ( auto const& test : allTestCases ) {
if ( !test.getTestCaseInfo().isHidden() ) {
m_tests.emplace( &test );
}
}
} else {
m_matches =
testSpec.matchesByFilter( allTestCases, *m_config );
for ( auto const& match : m_matches ) {
m_tests.insert( match.tests.begin(),
match.tests.end() );
}
}
m_tests = createShard(m_tests, m_config->shardCount(), m_config->shardIndex());
}
Totals execute() {
Totals totals;
for (auto const& testCase : m_tests) {
if (!m_context.aborting())
totals += m_context.runTest(*testCase);
else
m_reporter->skipTest(testCase->getTestCaseInfo());
}
for (auto const& match : m_matches) {
if (match.tests.empty()) {
m_unmatchedTestSpecs = true;
m_reporter->noMatchingTestCases( match.name );
}
}
return totals;
}
bool hadUnmatchedTestSpecs() const {
return m_unmatchedTestSpecs;
}
private:
IEventListener* m_reporter;
Config const* m_config;
RunContext m_context;
std::set<TestCaseHandle const*> m_tests;
TestSpec::Matches m_matches;
bool m_unmatchedTestSpecs = false;
};
void applyFilenamesAsTags() {
for (auto const& testInfo : getRegistryHub().getTestCaseRegistry().getAllInfos()) {
testInfo->addFilenameTag();
}
}
} // anon namespace
Session::Session() {
static bool alreadyInstantiated = false;
if( alreadyInstantiated ) {
CATCH_TRY { CATCH_INTERNAL_ERROR( "Only one instance of Catch::Session can ever be used" ); }
CATCH_CATCH_ALL { getMutableRegistryHub().registerStartupException(); }
}
// There cannot be exceptions at startup in no-exception mode.
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
const auto& exceptions = getRegistryHub().getStartupExceptionRegistry().getExceptions();
if ( !exceptions.empty() ) {
config();
getCurrentMutableContext().setConfig(m_config.get());
m_startupExceptions = true;
auto errStream = makeStream( "%stderr" );
auto colourImpl = makeColourImpl(
ColourMode::PlatformDefault, errStream.get() );
auto guard = colourImpl->guardColour( Colour::Red );
errStream->stream() << "Errors occurred during startup!" << '\n';
// iterate over all exceptions and notify user
for ( const auto& ex_ptr : exceptions ) {
try {
std::rethrow_exception(ex_ptr);
} catch ( std::exception const& ex ) {
errStream->stream() << TextFlow::Column( ex.what() ).indent(2) << '\n';
}
}
}
#endif
alreadyInstantiated = true;
m_cli = makeCommandLineParser( m_configData );
}
Session::~Session() {
Catch::cleanUp();
}
void Session::showHelp() const {
Catch::cout()
<< "\nCatch2 v" << libraryVersion() << '\n'
<< m_cli << '\n'
<< "For more detailed usage please see the project docs\n\n" << std::flush;
}
void Session::libIdentify() {
Catch::cout()
<< std::left << std::setw(16) << "description: " << "A Catch2 test executable\n"
<< std::left << std::setw(16) << "category: " << "testframework\n"
<< std::left << std::setw(16) << "framework: " << "Catch2\n"
<< std::left << std::setw(16) << "version: " << libraryVersion() << '\n' << std::flush;
}
int Session::applyCommandLine( int argc, char const * const * argv ) {
if( m_startupExceptions )
return 1;
auto result = m_cli.parse( Clara::Args( argc, argv ) );
if( !result ) {
config();
getCurrentMutableContext().setConfig(m_config.get());
auto errStream = makeStream( "%stderr" );
auto colour = makeColourImpl( ColourMode::PlatformDefault, errStream.get() );
errStream->stream()
<< colour->guardColour( Colour::Red )
<< "\nError(s) in input:\n"
<< TextFlow::Column( result.errorMessage() ).indent( 2 )
<< "\n\n";
errStream->stream() << "Run with -? for usage\n\n" << std::flush;
return MaxExitCode;
}
if( m_configData.showHelp )
showHelp();
if( m_configData.libIdentify )
libIdentify();
m_config.reset();
return 0;
}
#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
int Session::applyCommandLine( int argc, wchar_t const * const * argv ) {
char **utf8Argv = new char *[ argc ];
for ( int i = 0; i < argc; ++i ) {
int bufSize = WideCharToMultiByte( CP_UTF8, 0, argv[i], -1, nullptr, 0, nullptr, nullptr );
utf8Argv[ i ] = new char[ bufSize ];
WideCharToMultiByte( CP_UTF8, 0, argv[i], -1, utf8Argv[i], bufSize, nullptr, nullptr );
}
int returnCode = applyCommandLine( argc, utf8Argv );
for ( int i = 0; i < argc; ++i )
delete [] utf8Argv[ i ];
delete [] utf8Argv;
return returnCode;
}
#endif
void Session::useConfigData( ConfigData const& configData ) {
m_configData = configData;
m_config.reset();
}
int Session::run() {
if( ( m_configData.waitForKeypress & WaitForKeypress::BeforeStart ) != 0 ) {
Catch::cout() << "...waiting for enter/ return before starting\n" << std::flush;
static_cast<void>(std::getchar());
}
int exitCode = runInternal();
if( ( m_configData.waitForKeypress & WaitForKeypress::BeforeExit ) != 0 ) {
Catch::cout() << "...waiting for enter/ return before exiting, with code: " << exitCode << '\n' << std::flush;
static_cast<void>(std::getchar());
}
return exitCode;
}
Clara::Parser const& Session::cli() const {
return m_cli;
}
void Session::cli( Clara::Parser const& newParser ) {
m_cli = newParser;
}
ConfigData& Session::configData() {
return m_configData;
}
Config& Session::config() {
if( !m_config )
m_config = Detail::make_unique<Config>( m_configData );
return *m_config;
}
int Session::runInternal() {
if( m_startupExceptions )
return 1;
if (m_configData.showHelp || m_configData.libIdentify) {
return 0;
}
if ( m_configData.shardIndex >= m_configData.shardCount ) {
Catch::cerr() << "The shard count (" << m_configData.shardCount
<< ") must be greater than the shard index ("
<< m_configData.shardIndex << ")\n"
<< std::flush;
return 1;
}
CATCH_TRY {
config(); // Force config to be constructed
seedRng( *m_config );
if (m_configData.filenamesAsTags) {
applyFilenamesAsTags();
}
// Set up global config instance before we start calling into other functions
getCurrentMutableContext().setConfig(m_config.get());
// Create reporter(s) so we can route listings through them
auto reporter = prepareReporters(m_config.get());
auto const& invalidSpecs = m_config->testSpec().getInvalidSpecs();
if ( !invalidSpecs.empty() ) {
for ( auto const& spec : invalidSpecs ) {
reporter->reportInvalidTestSpec( spec );
}
return 1;
}
// Handle list request
if (list(*reporter, *m_config)) {
return 0;
}
TestGroup tests { CATCH_MOVE(reporter), m_config.get() };
auto const totals = tests.execute();
if ( tests.hadUnmatchedTestSpecs()
&& m_config->warnAboutUnmatchedTestSpecs() ) {
return 3;
}
if ( totals.testCases.total() == 0
&& !m_config->zeroTestsCountAsSuccess() ) {
return 2;
}
// Note that on unices only the lower 8 bits are usually used, clamping
// the return value to 255 prevents false negative when some multiple
// of 256 tests has failed
return (std::min) (MaxExitCode, static_cast<int>(totals.assertions.failed));
}
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
catch( std::exception& ex ) {
Catch::cerr() << ex.what() << '\n' << std::flush;
return MaxExitCode;
}
#endif
}
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_SESSION_HPP_INCLUDED
#define CATCH_SESSION_HPP_INCLUDED
#include <catch2/internal/catch_commandline.hpp>
#include <catch2/internal/catch_noncopyable.hpp>
#include <catch2/catch_config.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/internal/catch_config_wchar.hpp>
namespace Catch {
class Session : Detail::NonCopyable {
public:
Session();
~Session();
void showHelp() const;
void libIdentify();
int applyCommandLine( int argc, char const * const * argv );
#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
int applyCommandLine( int argc, wchar_t const * const * argv );
#endif
void useConfigData( ConfigData const& configData );
template<typename CharT>
int run(int argc, CharT const * const argv[]) {
if (m_startupExceptions)
return 1;
int returnCode = applyCommandLine(argc, argv);
if (returnCode == 0)
returnCode = run();
return returnCode;
}
int run();
Clara::Parser const& cli() const;
void cli( Clara::Parser const& newParser );
ConfigData& configData();
Config& config();
private:
int runInternal();
Clara::Parser m_cli;
ConfigData m_configData;
Detail::unique_ptr<Config> m_config;
bool m_startupExceptions = false;
};
} // end namespace Catch
#endif // CATCH_SESSION_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TAG_ALIAS_HPP_INCLUDED
#define CATCH_TAG_ALIAS_HPP_INCLUDED
#include <catch2/internal/catch_source_line_info.hpp>
#include <string>
namespace Catch {
struct TagAlias {
TagAlias(std::string const& _tag, SourceLineInfo _lineInfo):
tag(_tag),
lineInfo(_lineInfo)
{}
std::string tag;
SourceLineInfo lineInfo;
};
} // end namespace Catch
#endif // CATCH_TAG_ALIAS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_tag_alias_autoregistrar.hpp>
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
namespace Catch {
RegistrarForTagAliases::RegistrarForTagAliases(char const* alias, char const* tag, SourceLineInfo const& lineInfo) {
CATCH_TRY {
getMutableRegistryHub().registerTagAlias(alias, tag, lineInfo);
} CATCH_CATCH_ALL {
// Do not throw when constructing global objects, instead register the exception to be processed later
getMutableRegistryHub().registerStartupException();
}
}
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TAG_ALIAS_AUTOREGISTRAR_HPP_INCLUDED
#define CATCH_TAG_ALIAS_AUTOREGISTRAR_HPP_INCLUDED
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <catch2/internal/catch_unique_name.hpp>
#include <catch2/internal/catch_source_line_info.hpp>
namespace Catch {
struct RegistrarForTagAliases {
RegistrarForTagAliases( char const* alias, char const* tag, SourceLineInfo const& lineInfo );
};
} // end namespace Catch
#define CATCH_REGISTER_TAG_ALIAS( alias, spec ) \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); } \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#endif // CATCH_TAG_ALIAS_AUTOREGISTRAR_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TEMPLATE_TEST_MACROS_HPP_INCLUDED
#define CATCH_TEMPLATE_TEST_MACROS_HPP_INCLUDED
// We need this suppression to leak, because it took until GCC 10
// for the front end to handle local suppression via _Pragma properly
// inside templates (so `TEMPLATE_TEST_CASE` and co).
// **THIS IS DIFFERENT FOR STANDARD TESTS, WHERE GCC 9 IS SUFFICIENT**
#if defined(__GNUC__) && !defined(__clang__) && !defined(__ICC) && __GNUC__ < 10
#pragma GCC diagnostic ignored "-Wparentheses"
#endif
#include <catch2/catch_test_macros.hpp>
#include <catch2/internal/catch_template_test_registry.hpp>
#include <catch2/internal/catch_preprocessor.hpp>
#if defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(__VA_ARGS__)
#define CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ )
#else
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#endif
#elif defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ )
#else
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__) )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ ) )
#endif
// When disabled, these can be shared between proper preprocessor and MSVC preprocessor
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_LIST_TEST_CASE( ... ) CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__)
#define CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#elif !defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ )
#else
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#endif
#elif !defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ )
#else
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__) )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__) )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ ) )
#endif
// When disabled, these can be shared between proper preprocessor and MSVC preprocessor
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_LIST_TEST_CASE( ... ) TEMPLATE_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#endif // end of user facing macro declarations
#endif // CATCH_TEMPLATE_TEST_MACROS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_test_case_info.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/internal/catch_string_manip.hpp>
#include <catch2/internal/catch_case_insensitive_comparisons.hpp>
#include <cassert>
#include <cctype>
#include <algorithm>
namespace Catch {
namespace {
using TCP_underlying_type = uint8_t;
static_assert(sizeof(TestCaseProperties) == sizeof(TCP_underlying_type),
"The size of the TestCaseProperties is different from the assumed size");
TestCaseProperties operator|(TestCaseProperties lhs, TestCaseProperties rhs) {
return static_cast<TestCaseProperties>(
static_cast<TCP_underlying_type>(lhs) | static_cast<TCP_underlying_type>(rhs)
);
}
TestCaseProperties& operator|=(TestCaseProperties& lhs, TestCaseProperties rhs) {
lhs = static_cast<TestCaseProperties>(
static_cast<TCP_underlying_type>(lhs) | static_cast<TCP_underlying_type>(rhs)
);
return lhs;
}
TestCaseProperties operator&(TestCaseProperties lhs, TestCaseProperties rhs) {
return static_cast<TestCaseProperties>(
static_cast<TCP_underlying_type>(lhs) & static_cast<TCP_underlying_type>(rhs)
);
}
bool applies(TestCaseProperties tcp) {
static_assert(static_cast<TCP_underlying_type>(TestCaseProperties::None) == 0,
"TestCaseProperties::None must be equal to 0");
return tcp != TestCaseProperties::None;
}
TestCaseProperties parseSpecialTag( StringRef tag ) {
if( !tag.empty() && tag[0] == '.' )
return TestCaseProperties::IsHidden;
else if( tag == "!throws"_sr )
return TestCaseProperties::Throws;
else if( tag == "!shouldfail"_sr )
return TestCaseProperties::ShouldFail;
else if( tag == "!mayfail"_sr )
return TestCaseProperties::MayFail;
else if( tag == "!nonportable"_sr )
return TestCaseProperties::NonPortable;
else if( tag == "!benchmark"_sr )
return TestCaseProperties::Benchmark | TestCaseProperties::IsHidden;
else
return TestCaseProperties::None;
}
bool isReservedTag( StringRef tag ) {
return parseSpecialTag( tag ) == TestCaseProperties::None
&& tag.size() > 0
&& !std::isalnum( static_cast<unsigned char>(tag[0]) );
}
void enforceNotReservedTag( StringRef tag, SourceLineInfo const& _lineInfo ) {
CATCH_ENFORCE( !isReservedTag(tag),
"Tag name: [" << tag << "] is not allowed.\n"
<< "Tag names starting with non alphanumeric characters are reserved\n"
<< _lineInfo );
}
std::string makeDefaultName() {
static size_t counter = 0;
return "Anonymous test case " + std::to_string(++counter);
}
StringRef extractFilenamePart(StringRef filename) {
size_t lastDot = filename.size();
while (lastDot > 0 && filename[lastDot - 1] != '.') {
--lastDot;
}
--lastDot;
size_t nameStart = lastDot;
while (nameStart > 0 && filename[nameStart - 1] != '/' && filename[nameStart - 1] != '\\') {
--nameStart;
}
return filename.substr(nameStart, lastDot - nameStart);
}
// Returns the upper bound on size of extra tags ([#file]+[.])
size_t sizeOfExtraTags(StringRef filepath) {
// [.] is 3, [#] is another 3
const size_t extras = 3 + 3;
return extractFilenamePart(filepath).size() + extras;
}
} // end unnamed namespace
bool operator<( Tag const& lhs, Tag const& rhs ) {
Detail::CaseInsensitiveLess cmp;
return cmp( lhs.original, rhs.original );
}
bool operator==( Tag const& lhs, Tag const& rhs ) {
Detail::CaseInsensitiveEqualTo cmp;
return cmp( lhs.original, rhs.original );
}
Detail::unique_ptr<TestCaseInfo>
makeTestCaseInfo(StringRef _className,
NameAndTags const& nameAndTags,
SourceLineInfo const& _lineInfo ) {
return Detail::make_unique<TestCaseInfo>(_className, nameAndTags, _lineInfo);
}
TestCaseInfo::TestCaseInfo(StringRef _className,
NameAndTags const& _nameAndTags,
SourceLineInfo const& _lineInfo):
name( _nameAndTags.name.empty() ? makeDefaultName() : _nameAndTags.name ),
className( _className ),
lineInfo( _lineInfo )
{
StringRef originalTags = _nameAndTags.tags;
// We need to reserve enough space to store all of the tags
// (including optional hidden tag and filename tag)
auto requiredSize = originalTags.size() + sizeOfExtraTags(_lineInfo.file);
backingTags.reserve(requiredSize);
// We cannot copy the tags directly, as we need to normalize
// some tags, so that [.foo] is copied as [.][foo].
size_t tagStart = 0;
size_t tagEnd = 0;
bool inTag = false;
for (size_t idx = 0; idx < originalTags.size(); ++idx) {
auto c = originalTags[idx];
if (c == '[') {
assert(!inTag);
inTag = true;
tagStart = idx;
}
if (c == ']') {
assert(inTag);
inTag = false;
tagEnd = idx;
assert(tagStart < tagEnd);
// We need to check the tag for special meanings, copy
// it over to backing storage and actually reference the
// backing storage in the saved tags
StringRef tagStr = originalTags.substr(tagStart+1, tagEnd - tagStart - 1);
CATCH_ENFORCE(!tagStr.empty(), "Empty tags are not allowed");
enforceNotReservedTag(tagStr, lineInfo);
properties |= parseSpecialTag(tagStr);
// When copying a tag to the backing storage, we need to
// check if it is a merged hide tag, such as [.foo], and
// if it is, we need to handle it as if it was [foo].
if (tagStr.size() > 1 && tagStr[0] == '.') {
tagStr = tagStr.substr(1, tagStr.size() - 1);
}
// We skip over dealing with the [.] tag, as we will add
// it later unconditionally and then sort and unique all
// the tags.
internalAppendTag(tagStr);
}
(void)inTag; // Silence "set-but-unused" warning in release mode.
}
// Add [.] if relevant
if (isHidden()) {
internalAppendTag("."_sr);
}
// Sort and prepare tags
std::sort(begin(tags), end(tags));
tags.erase(std::unique(begin(tags), end(tags)),
end(tags));
}
bool TestCaseInfo::isHidden() const {
return applies( properties & TestCaseProperties::IsHidden );
}
bool TestCaseInfo::throws() const {
return applies( properties & TestCaseProperties::Throws );
}
bool TestCaseInfo::okToFail() const {
return applies( properties & (TestCaseProperties::ShouldFail | TestCaseProperties::MayFail ) );
}
bool TestCaseInfo::expectedToFail() const {
return applies( properties & (TestCaseProperties::ShouldFail) );
}
void TestCaseInfo::addFilenameTag() {
std::string combined("#");
combined += extractFilenamePart(lineInfo.file);
internalAppendTag(combined);
}
std::string TestCaseInfo::tagsAsString() const {
std::string ret;
// '[' and ']' per tag
std::size_t full_size = 2 * tags.size();
for (const auto& tag : tags) {
full_size += tag.original.size();
}
ret.reserve(full_size);
for (const auto& tag : tags) {
ret.push_back('[');
ret += tag.original;
ret.push_back(']');
}
return ret;
}
void TestCaseInfo::internalAppendTag(StringRef tagStr) {
backingTags += '[';
const auto backingStart = backingTags.size();
backingTags += tagStr;
const auto backingEnd = backingTags.size();
backingTags += ']';
tags.emplace_back(StringRef(backingTags.c_str() + backingStart, backingEnd - backingStart));
}
bool operator<( TestCaseInfo const& lhs, TestCaseInfo const& rhs ) {
// We want to avoid redoing the string comparisons multiple times,
// so we store the result of a three-way comparison before using
// it in the actual comparison logic.
const auto cmpName = lhs.name.compare( rhs.name );
if ( cmpName != 0 ) {
return cmpName < 0;
}
const auto cmpClassName = lhs.className.compare( rhs.className );
if ( cmpClassName != 0 ) {
return cmpClassName < 0;
}
return lhs.tags < rhs.tags;
}
TestCaseInfo const& TestCaseHandle::getTestCaseInfo() const {
return *m_info;
}
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TEST_CASE_INFO_HPP_INCLUDED
#define CATCH_TEST_CASE_INFO_HPP_INCLUDED
#include <catch2/internal/catch_source_line_info.hpp>
#include <catch2/internal/catch_noncopyable.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_test_registry.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <string>
#include <vector>
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
namespace Catch {
/**
* A **view** of a tag string that provides case insensitive comparisons
*
* Note that in Catch2 internals, the square brackets around tags are
* not a part of tag's representation, so e.g. "[cool-tag]" is represented
* as "cool-tag" internally.
*/
struct Tag {
constexpr Tag(StringRef original_):
original(original_)
{}
StringRef original;
friend bool operator< ( Tag const& lhs, Tag const& rhs );
friend bool operator==( Tag const& lhs, Tag const& rhs );
};
class ITestInvoker;
enum class TestCaseProperties : uint8_t {
None = 0,
IsHidden = 1 << 1,
ShouldFail = 1 << 2,
MayFail = 1 << 3,
Throws = 1 << 4,
NonPortable = 1 << 5,
Benchmark = 1 << 6
};
/**
* Various metadata about the test case.
*
* A test case is uniquely identified by its (class)name and tags
* combination, with source location being ignored, and other properties
* being determined from tags.
*
* Tags are kept sorted.
*/
struct TestCaseInfo : Detail::NonCopyable {
TestCaseInfo(StringRef _className,
NameAndTags const& _tags,
SourceLineInfo const& _lineInfo);
bool isHidden() const;
bool throws() const;
bool okToFail() const;
bool expectedToFail() const;
// Adds the tag(s) with test's filename (for the -# flag)
void addFilenameTag();
//! Orders by name, classname and tags
friend bool operator<( TestCaseInfo const& lhs,
TestCaseInfo const& rhs );
std::string tagsAsString() const;
std::string name;
StringRef className;
private:
std::string backingTags;
// Internally we copy tags to the backing storage and then add
// refs to this storage to the tags vector.
void internalAppendTag(StringRef tagString);
public:
std::vector<Tag> tags;
SourceLineInfo lineInfo;
TestCaseProperties properties = TestCaseProperties::None;
};
/**
* Wrapper over the test case information and the test case invoker
*
* Does not own either, and is specifically made to be cheap
* to copy around.
*/
class TestCaseHandle {
TestCaseInfo* m_info;
ITestInvoker* m_invoker;
public:
TestCaseHandle(TestCaseInfo* info, ITestInvoker* invoker) :
m_info(info), m_invoker(invoker) {}
void invoke() const {
m_invoker->invoke();
}
TestCaseInfo const& getTestCaseInfo() const;
};
Detail::unique_ptr<TestCaseInfo>
makeTestCaseInfo( StringRef className,
NameAndTags const& nameAndTags,
SourceLineInfo const& lineInfo );
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif
#endif // CATCH_TEST_CASE_INFO_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TEST_MACROS_HPP_INCLUDED
#define CATCH_TEST_MACROS_HPP_INCLUDED
#include <catch2/internal/catch_test_macro_impl.hpp>
#include <catch2/catch_message.hpp>
#include <catch2/catch_user_config.hpp>
#include <catch2/internal/catch_section.hpp>
#include <catch2/internal/catch_test_registry.hpp>
#include <catch2/internal/catch_unique_name.hpp>
// All of our user-facing macros support configuration toggle, that
// forces them to be defined prefixed with CATCH_. We also like to
// support another toggle that can minimize (disable) their implementation.
// Given this, we have 4 different configuration options below
#if defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)
#define CATCH_REQUIRE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
#define CATCH_REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "CATCH_REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr )
#define CATCH_REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_CHECK( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
#define CATCH_CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CATCH_CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )
#define CATCH_CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CATCH_CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )
#define CATCH_CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )
#define CATCH_CHECK_THROWS( ... ) INTERNAL_CATCH_THROWS( "CATCH_CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr )
#define CATCH_CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
#define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
#define CATCH_REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ )
#define CATCH_SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
#define CATCH_DYNAMIC_SECTION( ... ) INTERNAL_CATCH_DYNAMIC_SECTION( __VA_ARGS__ )
#define CATCH_FAIL( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_SUCCEED( ... ) INTERNAL_CATCH_MSG( "CATCH_SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
#define CATCH_STATIC_REQUIRE( ... ) static_assert( __VA_ARGS__ , #__VA_ARGS__ ); CATCH_SUCCEED( #__VA_ARGS__ )
#define CATCH_STATIC_REQUIRE_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); CATCH_SUCCEED( #__VA_ARGS__ )
#define CATCH_STATIC_CHECK( ... ) static_assert( __VA_ARGS__ , #__VA_ARGS__ ); CATCH_SUCCEED( #__VA_ARGS__ )
#define CATCH_STATIC_CHECK_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); CATCH_SUCCEED( #__VA_ARGS__ )
#else
#define CATCH_STATIC_REQUIRE( ... ) CATCH_REQUIRE( __VA_ARGS__ )
#define CATCH_STATIC_REQUIRE_FALSE( ... ) CATCH_REQUIRE_FALSE( __VA_ARGS__ )
#define CATCH_STATIC_CHECK( ... ) CATCH_CHECK( __VA_ARGS__ )
#define CATCH_STATIC_CHECK_FALSE( ... ) CATCH_CHECK_FALSE( __VA_ARGS__ )
#endif
// "BDD-style" convenience wrappers
#define CATCH_SCENARIO( ... ) CATCH_TEST_CASE( "Scenario: " __VA_ARGS__ )
#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )
#define CATCH_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " Given: " << desc )
#define CATCH_AND_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( "And given: " << desc )
#define CATCH_WHEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " When: " << desc )
#define CATCH_AND_WHEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " And when: " << desc )
#define CATCH_THEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " Then: " << desc )
#define CATCH_AND_THEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " And: " << desc )
#elif defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE) // ^^ prefixed, implemented | vv prefixed, disabled
#define CATCH_REQUIRE( ... ) (void)(0)
#define CATCH_REQUIRE_FALSE( ... ) (void)(0)
#define CATCH_REQUIRE_THROWS( ... ) (void)(0)
#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
#define CATCH_REQUIRE_NOTHROW( ... ) (void)(0)
#define CATCH_CHECK( ... ) (void)(0)
#define CATCH_CHECK_FALSE( ... ) (void)(0)
#define CATCH_CHECKED_IF( ... ) if (__VA_ARGS__)
#define CATCH_CHECKED_ELSE( ... ) if (!(__VA_ARGS__))
#define CATCH_CHECK_NOFAIL( ... ) (void)(0)
#define CATCH_CHECK_THROWS( ... ) (void)(0)
#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) (void)(0)
#define CATCH_CHECK_NOTHROW( ... ) (void)(0)
#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( CATCH2_INTERNAL_TEST_ ))
#define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( CATCH2_INTERNAL_TEST_ ))
#define CATCH_METHOD_AS_TEST_CASE( method, ... )
#define CATCH_REGISTER_TEST_CASE( Function, ... ) (void)(0)
#define CATCH_SECTION( ... )
#define CATCH_DYNAMIC_SECTION( ... )
#define CATCH_FAIL( ... ) (void)(0)
#define CATCH_FAIL_CHECK( ... ) (void)(0)
#define CATCH_SUCCEED( ... ) (void)(0)
#define CATCH_STATIC_REQUIRE( ... ) (void)(0)
#define CATCH_STATIC_REQUIRE_FALSE( ... ) (void)(0)
#define CATCH_STATIC_CHECK( ... ) (void)(0)
#define CATCH_STATIC_CHECK_FALSE( ... ) (void)(0)
// "BDD-style" convenience wrappers
#define CATCH_SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( CATCH2_INTERNAL_TEST_ ))
#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( CATCH2_INTERNAL_TEST_ ), className )
#define CATCH_GIVEN( desc )
#define CATCH_AND_GIVEN( desc )
#define CATCH_WHEN( desc )
#define CATCH_AND_WHEN( desc )
#define CATCH_THEN( desc )
#define CATCH_AND_THEN( desc )
#elif !defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE) // ^^ prefixed, disabled | vv unprefixed, implemented
#define REQUIRE( ... ) INTERNAL_CATCH_TEST( "REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
#define REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr )
#define REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CHECK( ... ) INTERNAL_CATCH_TEST( "CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
#define CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )
#define CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )
#define CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )
#define CHECK_THROWS( ... ) INTERNAL_CATCH_THROWS( "CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr )
#define CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
#define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
#define REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ )
#define SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
#define DYNAMIC_SECTION( ... ) INTERNAL_CATCH_DYNAMIC_SECTION( __VA_ARGS__ )
#define FAIL( ... ) INTERNAL_CATCH_MSG( "FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define SUCCEED( ... ) INTERNAL_CATCH_MSG( "SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
#define STATIC_REQUIRE( ... ) static_assert( __VA_ARGS__, #__VA_ARGS__ ); SUCCEED( #__VA_ARGS__ )
#define STATIC_REQUIRE_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); SUCCEED( "!(" #__VA_ARGS__ ")" )
#define STATIC_CHECK( ... ) static_assert( __VA_ARGS__, #__VA_ARGS__ ); SUCCEED( #__VA_ARGS__ )
#define STATIC_CHECK_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); SUCCEED( "!(" #__VA_ARGS__ ")" )
#else
#define STATIC_REQUIRE( ... ) REQUIRE( __VA_ARGS__ )
#define STATIC_REQUIRE_FALSE( ... ) REQUIRE_FALSE( __VA_ARGS__ )
#define STATIC_CHECK( ... ) CHECK( __VA_ARGS__ )
#define STATIC_CHECK_FALSE( ... ) CHECK_FALSE( __VA_ARGS__ )
#endif
// "BDD-style" convenience wrappers
#define SCENARIO( ... ) TEST_CASE( "Scenario: " __VA_ARGS__ )
#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )
#define GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " Given: " << desc )
#define AND_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( "And given: " << desc )
#define WHEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " When: " << desc )
#define AND_WHEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " And when: " << desc )
#define THEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " Then: " << desc )
#define AND_THEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( " And: " << desc )
#elif !defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE) // ^^ unprefixed, implemented | vv unprefixed, disabled
#define REQUIRE( ... ) (void)(0)
#define REQUIRE_FALSE( ... ) (void)(0)
#define REQUIRE_THROWS( ... ) (void)(0)
#define REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
#define REQUIRE_NOTHROW( ... ) (void)(0)
#define CHECK( ... ) (void)(0)
#define CHECK_FALSE( ... ) (void)(0)
#define CHECKED_IF( ... ) if (__VA_ARGS__)
#define CHECKED_ELSE( ... ) if (!(__VA_ARGS__))
#define CHECK_NOFAIL( ... ) (void)(0)
#define CHECK_THROWS( ... ) (void)(0)
#define CHECK_THROWS_AS( expr, exceptionType ) (void)(0)
#define CHECK_NOTHROW( ... ) (void)(0)
#define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( CATCH2_INTERNAL_TEST_ ), __VA_ARGS__)
#define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( CATCH2_INTERNAL_TEST_ ))
#define METHOD_AS_TEST_CASE( method, ... )
#define REGISTER_TEST_CASE( Function, ... ) (void)(0)
#define SECTION( ... )
#define DYNAMIC_SECTION( ... )
#define FAIL( ... ) (void)(0)
#define FAIL_CHECK( ... ) (void)(0)
#define SUCCEED( ... ) (void)(0)
#define STATIC_REQUIRE( ... ) (void)(0)
#define STATIC_REQUIRE_FALSE( ... ) (void)(0)
#define STATIC_CHECK( ... ) (void)(0)
#define STATIC_CHECK_FALSE( ... ) (void)(0)
// "BDD-style" convenience wrappers
#define SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( CATCH2_INTERNAL_TEST_ ) )
#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( CATCH2_INTERNAL_TEST_ ), className )
#define GIVEN( desc )
#define AND_GIVEN( desc )
#define WHEN( desc )
#define AND_WHEN( desc )
#define THEN( desc )
#define AND_THEN( desc )
#endif // ^^ unprefixed, disabled
// end of user facing macros
#endif // CATCH_TEST_MACROS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_test_spec.hpp>
#include <catch2/internal/catch_reusable_string_stream.hpp>
#include <catch2/internal/catch_string_manip.hpp>
#include <catch2/catch_test_case_info.hpp>
#include <algorithm>
#include <string>
#include <vector>
#include <ostream>
namespace Catch {
TestSpec::Pattern::Pattern( std::string const& name )
: m_name( name )
{}
TestSpec::Pattern::~Pattern() = default;
std::string const& TestSpec::Pattern::name() const {
return m_name;
}
TestSpec::NamePattern::NamePattern( std::string const& name, std::string const& filterString )
: Pattern( filterString )
, m_wildcardPattern( toLower( name ), CaseSensitive::No )
{}
bool TestSpec::NamePattern::matches( TestCaseInfo const& testCase ) const {
return m_wildcardPattern.matches( testCase.name );
}
void TestSpec::NamePattern::serializeTo( std::ostream& out ) const {
out << '"' << name() << '"';
}
TestSpec::TagPattern::TagPattern( std::string const& tag, std::string const& filterString )
: Pattern( filterString )
, m_tag( tag )
{}
bool TestSpec::TagPattern::matches( TestCaseInfo const& testCase ) const {
return std::find( begin( testCase.tags ),
end( testCase.tags ),
Tag( m_tag ) ) != end( testCase.tags );
}
void TestSpec::TagPattern::serializeTo( std::ostream& out ) const {
out << name();
}
bool TestSpec::Filter::matches( TestCaseInfo const& testCase ) const {
bool should_use = !testCase.isHidden();
for (auto const& pattern : m_required) {
should_use = true;
if (!pattern->matches(testCase)) {
return false;
}
}
for (auto const& pattern : m_forbidden) {
if (pattern->matches(testCase)) {
return false;
}
}
return should_use;
}
void TestSpec::Filter::serializeTo( std::ostream& out ) const {
bool first = true;
for ( auto const& pattern : m_required ) {
if ( !first ) {
out << ' ';
}
out << *pattern;
first = false;
}
for ( auto const& pattern : m_forbidden ) {
if ( !first ) {
out << ' ';
}
out << *pattern;
first = false;
}
}
std::string TestSpec::extractFilterName( Filter const& filter ) {
Catch::ReusableStringStream sstr;
sstr << filter;
return sstr.str();
}
bool TestSpec::hasFilters() const {
return !m_filters.empty();
}
bool TestSpec::matches( TestCaseInfo const& testCase ) const {
return std::any_of( m_filters.begin(), m_filters.end(), [&]( Filter const& f ){ return f.matches( testCase ); } );
}
TestSpec::Matches TestSpec::matchesByFilter( std::vector<TestCaseHandle> const& testCases, IConfig const& config ) const
{
Matches matches( m_filters.size() );
std::transform( m_filters.begin(), m_filters.end(), matches.begin(), [&]( Filter const& filter ){
std::vector<TestCaseHandle const*> currentMatches;
for( auto const& test : testCases )
if( isThrowSafe( test, config ) && filter.matches( test.getTestCaseInfo() ) )
currentMatches.emplace_back( &test );
return FilterMatch{ extractFilterName(filter), currentMatches };
} );
return matches;
}
const TestSpec::vectorStrings& TestSpec::getInvalidSpecs() const {
return m_invalidSpecs;
}
void TestSpec::serializeTo( std::ostream& out ) const {
bool first = true;
for ( auto const& filter : m_filters ) {
if ( !first ) {
out << ',';
}
out << filter;
first = false;
}
}
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TEST_SPEC_HPP_INCLUDED
#define CATCH_TEST_SPEC_HPP_INCLUDED
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/internal/catch_wildcard_pattern.hpp>
#include <iosfwd>
#include <string>
#include <vector>
namespace Catch {
class IConfig;
struct TestCaseInfo;
class TestCaseHandle;
class TestSpec {
class Pattern {
public:
explicit Pattern( std::string const& name );
virtual ~Pattern();
virtual bool matches( TestCaseInfo const& testCase ) const = 0;
std::string const& name() const;
private:
virtual void serializeTo( std::ostream& out ) const = 0;
// Writes string that would be reparsed into the pattern
friend std::ostream& operator<<(std::ostream& out,
Pattern const& pattern) {
pattern.serializeTo( out );
return out;
}
std::string const m_name;
};
class NamePattern : public Pattern {
public:
explicit NamePattern( std::string const& name, std::string const& filterString );
bool matches( TestCaseInfo const& testCase ) const override;
private:
void serializeTo( std::ostream& out ) const override;
WildcardPattern m_wildcardPattern;
};
class TagPattern : public Pattern {
public:
explicit TagPattern( std::string const& tag, std::string const& filterString );
bool matches( TestCaseInfo const& testCase ) const override;
private:
void serializeTo( std::ostream& out ) const override;
std::string m_tag;
};
struct Filter {
std::vector<Detail::unique_ptr<Pattern>> m_required;
std::vector<Detail::unique_ptr<Pattern>> m_forbidden;
//! Serializes this filter into a string that would be parsed into
//! an equivalent filter
void serializeTo( std::ostream& out ) const;
friend std::ostream& operator<<(std::ostream& out, Filter const& f) {
f.serializeTo( out );
return out;
}
bool matches( TestCaseInfo const& testCase ) const;
};
static std::string extractFilterName( Filter const& filter );
public:
struct FilterMatch {
std::string name;
std::vector<TestCaseHandle const*> tests;
};
using Matches = std::vector<FilterMatch>;
using vectorStrings = std::vector<std::string>;
bool hasFilters() const;
bool matches( TestCaseInfo const& testCase ) const;
Matches matchesByFilter( std::vector<TestCaseHandle> const& testCases, IConfig const& config ) const;
const vectorStrings & getInvalidSpecs() const;
private:
std::vector<Filter> m_filters;
std::vector<std::string> m_invalidSpecs;
friend class TestSpecParser;
//! Serializes this test spec into a string that would be parsed into
//! equivalent test spec
void serializeTo( std::ostream& out ) const;
friend std::ostream& operator<<(std::ostream& out,
TestSpec const& spec) {
spec.serializeTo( out );
return out;
}
};
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif
#endif // CATCH_TEST_SPEC_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_timer.hpp>
#include <chrono>
namespace Catch {
namespace {
static auto getCurrentNanosecondsSinceEpoch() -> uint64_t {
return std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
}
} // end unnamed namespace
void Timer::start() {
m_nanoseconds = getCurrentNanosecondsSinceEpoch();
}
auto Timer::getElapsedNanoseconds() const -> uint64_t {
return getCurrentNanosecondsSinceEpoch() - m_nanoseconds;
}
auto Timer::getElapsedMicroseconds() const -> uint64_t {
return getElapsedNanoseconds()/1000;
}
auto Timer::getElapsedMilliseconds() const -> unsigned int {
return static_cast<unsigned int>(getElapsedMicroseconds()/1000);
}
auto Timer::getElapsedSeconds() const -> double {
return getElapsedMicroseconds()/1000000.0;
}
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TIMER_HPP_INCLUDED
#define CATCH_TIMER_HPP_INCLUDED
#include <cstdint>
namespace Catch {
class Timer {
uint64_t m_nanoseconds = 0;
public:
void start();
auto getElapsedNanoseconds() const -> uint64_t;
auto getElapsedMicroseconds() const -> uint64_t;
auto getElapsedMilliseconds() const -> unsigned int;
auto getElapsedSeconds() const -> double;
};
} // namespace Catch
#endif // CATCH_TIMER_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_tostring.hpp>
#include <catch2/interfaces/catch_interfaces_config.hpp>
#include <catch2/internal/catch_context.hpp>
#include <catch2/internal/catch_polyfills.hpp>
#include <cmath>
#include <iomanip>
namespace Catch {
namespace Detail {
namespace {
const int hexThreshold = 255;
struct Endianness {
enum Arch { Big, Little };
static Arch which() {
int one = 1;
// If the lowest byte we read is non-zero, we can assume
// that little endian format is used.
auto value = *reinterpret_cast<char*>(&one);
return value ? Little : Big;
}
};
template<typename T>
std::string fpToString(T value, int precision) {
if (Catch::isnan(value)) {
return "nan";
}
ReusableStringStream rss;
rss << std::setprecision(precision)
<< std::fixed
<< value;
std::string d = rss.str();
std::size_t i = d.find_last_not_of('0');
if (i != std::string::npos && i != d.size() - 1) {
if (d[i] == '.')
i++;
d = d.substr(0, i + 1);
}
return d;
}
} // end unnamed namespace
std::string convertIntoString(StringRef string, bool escape_invisibles) {
std::string ret;
// This is enough for the "don't escape invisibles" case, and a good
// lower bound on the "escape invisibles" case.
ret.reserve(string.size() + 2);
if (!escape_invisibles) {
ret += '"';
ret += string;
ret += '"';
return ret;
}
ret += '"';
for (char c : string) {
switch (c) {
case '\r':
ret.append("\\r");
break;
case '\n':
ret.append("\\n");
break;
case '\t':
ret.append("\\t");
break;
case '\f':
ret.append("\\f");
break;
default:
ret.push_back(c);
break;
}
}
ret += '"';
return ret;
}
std::string convertIntoString(StringRef string) {
return convertIntoString(string, getCurrentContext().getConfig()->showInvisibles());
}
std::string rawMemoryToString( const void *object, std::size_t size ) {
// Reverse order for little endian architectures
int i = 0, end = static_cast<int>( size ), inc = 1;
if( Endianness::which() == Endianness::Little ) {
i = end-1;
end = inc = -1;
}
unsigned char const *bytes = static_cast<unsigned char const *>(object);
ReusableStringStream rss;
rss << "0x" << std::setfill('0') << std::hex;
for( ; i != end; i += inc )
rss << std::setw(2) << static_cast<unsigned>(bytes[i]);
return rss.str();
}
} // end Detail namespace
//// ======================================================= ////
//
// Out-of-line defs for full specialization of StringMaker
//
//// ======================================================= ////
std::string StringMaker<std::string>::convert(const std::string& str) {
return Detail::convertIntoString( str );
}
#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
std::string StringMaker<std::string_view>::convert(std::string_view str) {
return Detail::convertIntoString( StringRef( str.data(), str.size() ) );
}
#endif
std::string StringMaker<char const*>::convert(char const* str) {
if (str) {
return Detail::convertIntoString( str );
} else {
return{ "{null string}" };
}
}
std::string StringMaker<char*>::convert(char* str) {
if (str) {
return Detail::convertIntoString( str );
} else {
return{ "{null string}" };
}
}
#ifdef CATCH_CONFIG_WCHAR
std::string StringMaker<std::wstring>::convert(const std::wstring& wstr) {
std::string s;
s.reserve(wstr.size());
for (auto c : wstr) {
s += (c <= 0xff) ? static_cast<char>(c) : '?';
}
return ::Catch::Detail::stringify(s);
}
# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
std::string StringMaker<std::wstring_view>::convert(std::wstring_view str) {
return StringMaker<std::wstring>::convert(std::wstring(str));
}
# endif
std::string StringMaker<wchar_t const*>::convert(wchar_t const * str) {
if (str) {
return ::Catch::Detail::stringify(std::wstring{ str });
} else {
return{ "{null string}" };
}
}
std::string StringMaker<wchar_t *>::convert(wchar_t * str) {
if (str) {
return ::Catch::Detail::stringify(std::wstring{ str });
} else {
return{ "{null string}" };
}
}
#endif
#if defined(CATCH_CONFIG_CPP17_BYTE)
#include <cstddef>
std::string StringMaker<std::byte>::convert(std::byte value) {
return ::Catch::Detail::stringify(std::to_integer<unsigned long long>(value));
}
#endif // defined(CATCH_CONFIG_CPP17_BYTE)
std::string StringMaker<int>::convert(int value) {
return ::Catch::Detail::stringify(static_cast<long long>(value));
}
std::string StringMaker<long>::convert(long value) {
return ::Catch::Detail::stringify(static_cast<long long>(value));
}
std::string StringMaker<long long>::convert(long long value) {
ReusableStringStream rss;
rss << value;
if (value > Detail::hexThreshold) {
rss << " (0x" << std::hex << value << ')';
}
return rss.str();
}
std::string StringMaker<unsigned int>::convert(unsigned int value) {
return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
}
std::string StringMaker<unsigned long>::convert(unsigned long value) {
return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
}
std::string StringMaker<unsigned long long>::convert(unsigned long long value) {
ReusableStringStream rss;
rss << value;
if (value > Detail::hexThreshold) {
rss << " (0x" << std::hex << value << ')';
}
return rss.str();
}
std::string StringMaker<signed char>::convert(signed char value) {
if (value == '\r') {
return "'\\r'";
} else if (value == '\f') {
return "'\\f'";
} else if (value == '\n') {
return "'\\n'";
} else if (value == '\t') {
return "'\\t'";
} else if ('\0' <= value && value < ' ') {
return ::Catch::Detail::stringify(static_cast<unsigned int>(value));
} else {
char chstr[] = "' '";
chstr[1] = value;
return chstr;
}
}
std::string StringMaker<char>::convert(char c) {
return ::Catch::Detail::stringify(static_cast<signed char>(c));
}
std::string StringMaker<unsigned char>::convert(unsigned char c) {
return ::Catch::Detail::stringify(static_cast<char>(c));
}
int StringMaker<float>::precision = 5;
std::string StringMaker<float>::convert(float value) {
return Detail::fpToString(value, precision) + 'f';
}
int StringMaker<double>::precision = 10;
std::string StringMaker<double>::convert(double value) {
return Detail::fpToString(value, precision);
}
} // end namespace Catch

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lib/Catch2/src/catch2/catch_tostring.hpp
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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TOSTRING_HPP_INCLUDED
#define CATCH_TOSTRING_HPP_INCLUDED
#include <vector>
#include <cstddef>
#include <type_traits>
#include <string>
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <catch2/internal/catch_config_wchar.hpp>
#include <catch2/internal/catch_reusable_string_stream.hpp>
#include <catch2/internal/catch_void_type.hpp>
#include <catch2/interfaces/catch_interfaces_enum_values_registry.hpp>
#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
#include <string_view>
#endif
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4180) // We attempt to stream a function (address) by const&, which MSVC complains about but is harmless
#endif
// We need a dummy global operator<< so we can bring it into Catch namespace later
struct Catch_global_namespace_dummy{};
std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy);
namespace Catch {
// Bring in global namespace operator<< for ADL lookup in
// `IsStreamInsertable` below.
using ::operator<<;
namespace Detail {
inline std::size_t catch_strnlen(const char *str, std::size_t n) {
auto ret = std::char_traits<char>::find(str, n, '\0');
if (ret != nullptr) {
return static_cast<std::size_t>(ret - str);
}
return n;
}
constexpr StringRef unprintableString = "{?}"_sr;
//! Encases `string in quotes, and optionally escapes invisibles
std::string convertIntoString( StringRef string, bool escapeInvisibles );
//! Encases `string` in quotes, and escapes invisibles if user requested
//! it via CLI
std::string convertIntoString( StringRef string );
std::string rawMemoryToString( const void *object, std::size_t size );
template<typename T>
std::string rawMemoryToString( const T& object ) {
return rawMemoryToString( &object, sizeof(object) );
}
template<typename T>
class IsStreamInsertable {
template<typename Stream, typename U>
static auto test(int)
-> decltype(std::declval<Stream&>() << std::declval<U>(), std::true_type());
template<typename, typename>
static auto test(...)->std::false_type;
public:
static const bool value = decltype(test<std::ostream, const T&>(0))::value;
};
template<typename E>
std::string convertUnknownEnumToString( E e );
template<typename T>
std::enable_if_t<
!std::is_enum<T>::value && !std::is_base_of<std::exception, T>::value,
std::string> convertUnstreamable( T const& ) {
return std::string(Detail::unprintableString);
}
template<typename T>
std::enable_if_t<
!std::is_enum<T>::value && std::is_base_of<std::exception, T>::value,
std::string> convertUnstreamable(T const& ex) {
return ex.what();
}
template<typename T>
std::enable_if_t<
std::is_enum<T>::value,
std::string> convertUnstreamable( T const& value ) {
return convertUnknownEnumToString( value );
}
#if defined(_MANAGED)
//! Convert a CLR string to a utf8 std::string
template<typename T>
std::string clrReferenceToString( T^ ref ) {
if (ref == nullptr)
return std::string("null");
auto bytes = System::Text::Encoding::UTF8->GetBytes(ref->ToString());
cli::pin_ptr<System::Byte> p = &bytes[0];
return std::string(reinterpret_cast<char const *>(p), bytes->Length);
}
#endif
} // namespace Detail
// If we decide for C++14, change these to enable_if_ts
template <typename T, typename = void>
struct StringMaker {
template <typename Fake = T>
static
std::enable_if_t<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>
convert(const Fake& value) {
ReusableStringStream rss;
// NB: call using the function-like syntax to avoid ambiguity with
// user-defined templated operator<< under clang.
rss.operator<<(value);
return rss.str();
}
template <typename Fake = T>
static
std::enable_if_t<!::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>
convert( const Fake& value ) {
#if !defined(CATCH_CONFIG_FALLBACK_STRINGIFIER)
return Detail::convertUnstreamable(value);
#else
return CATCH_CONFIG_FALLBACK_STRINGIFIER(value);
#endif
}
};
namespace Detail {
// This function dispatches all stringification requests inside of Catch.
// Should be preferably called fully qualified, like ::Catch::Detail::stringify
template <typename T>
std::string stringify(const T& e) {
return ::Catch::StringMaker<std::remove_cv_t<std::remove_reference_t<T>>>::convert(e);
}
template<typename E>
std::string convertUnknownEnumToString( E e ) {
return ::Catch::Detail::stringify(static_cast<std::underlying_type_t<E>>(e));
}
#if defined(_MANAGED)
template <typename T>
std::string stringify( T^ e ) {
return ::Catch::StringMaker<T^>::convert(e);
}
#endif
} // namespace Detail
// Some predefined specializations
template<>
struct StringMaker<std::string> {
static std::string convert(const std::string& str);
};
#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
template<>
struct StringMaker<std::string_view> {
static std::string convert(std::string_view str);
};
#endif
template<>
struct StringMaker<char const *> {
static std::string convert(char const * str);
};
template<>
struct StringMaker<char *> {
static std::string convert(char * str);
};
#if defined(CATCH_CONFIG_WCHAR)
template<>
struct StringMaker<std::wstring> {
static std::string convert(const std::wstring& wstr);
};
# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
template<>
struct StringMaker<std::wstring_view> {
static std::string convert(std::wstring_view str);
};
# endif
template<>
struct StringMaker<wchar_t const *> {
static std::string convert(wchar_t const * str);
};
template<>
struct StringMaker<wchar_t *> {
static std::string convert(wchar_t * str);
};
#endif // CATCH_CONFIG_WCHAR
template<size_t SZ>
struct StringMaker<char[SZ]> {
static std::string convert(char const* str) {
return Detail::convertIntoString(
StringRef( str, Detail::catch_strnlen( str, SZ ) ) );
}
};
template<size_t SZ>
struct StringMaker<signed char[SZ]> {
static std::string convert(signed char const* str) {
auto reinterpreted = reinterpret_cast<char const*>(str);
return Detail::convertIntoString(
StringRef(reinterpreted, Detail::catch_strnlen(reinterpreted, SZ)));
}
};
template<size_t SZ>
struct StringMaker<unsigned char[SZ]> {
static std::string convert(unsigned char const* str) {
auto reinterpreted = reinterpret_cast<char const*>(str);
return Detail::convertIntoString(
StringRef(reinterpreted, Detail::catch_strnlen(reinterpreted, SZ)));
}
};
#if defined(CATCH_CONFIG_CPP17_BYTE)
template<>
struct StringMaker<std::byte> {
static std::string convert(std::byte value);
};
#endif // defined(CATCH_CONFIG_CPP17_BYTE)
template<>
struct StringMaker<int> {
static std::string convert(int value);
};
template<>
struct StringMaker<long> {
static std::string convert(long value);
};
template<>
struct StringMaker<long long> {
static std::string convert(long long value);
};
template<>
struct StringMaker<unsigned int> {
static std::string convert(unsigned int value);
};
template<>
struct StringMaker<unsigned long> {
static std::string convert(unsigned long value);
};
template<>
struct StringMaker<unsigned long long> {
static std::string convert(unsigned long long value);
};
template<>
struct StringMaker<bool> {
static std::string convert(bool b) {
using namespace std::string_literals;
return b ? "true"s : "false"s;
}
};
template<>
struct StringMaker<char> {
static std::string convert(char c);
};
template<>
struct StringMaker<signed char> {
static std::string convert(signed char c);
};
template<>
struct StringMaker<unsigned char> {
static std::string convert(unsigned char c);
};
template<>
struct StringMaker<std::nullptr_t> {
static std::string convert(std::nullptr_t) {
using namespace std::string_literals;
return "nullptr"s;
}
};
template<>
struct StringMaker<float> {
static std::string convert(float value);
CATCH_EXPORT static int precision;
};
template<>
struct StringMaker<double> {
static std::string convert(double value);
CATCH_EXPORT static int precision;
};
template <typename T>
struct StringMaker<T*> {
template <typename U>
static std::string convert(U* p) {
if (p) {
return ::Catch::Detail::rawMemoryToString(p);
} else {
return "nullptr";
}
}
};
template <typename R, typename C>
struct StringMaker<R C::*> {
static std::string convert(R C::* p) {
if (p) {
return ::Catch::Detail::rawMemoryToString(p);
} else {
return "nullptr";
}
}
};
#if defined(_MANAGED)
template <typename T>
struct StringMaker<T^> {
static std::string convert( T^ ref ) {
return ::Catch::Detail::clrReferenceToString(ref);
}
};
#endif
namespace Detail {
template<typename InputIterator, typename Sentinel = InputIterator>
std::string rangeToString(InputIterator first, Sentinel last) {
ReusableStringStream rss;
rss << "{ ";
if (first != last) {
rss << ::Catch::Detail::stringify(*first);
for (++first; first != last; ++first)
rss << ", " << ::Catch::Detail::stringify(*first);
}
rss << " }";
return rss.str();
}
}
} // namespace Catch
//////////////////////////////////////////////////////
// Separate std-lib types stringification, so it can be selectively enabled
// This means that we do not bring in their headers
#if defined(CATCH_CONFIG_ENABLE_ALL_STRINGMAKERS)
# define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
# define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
# define CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
# define CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
#endif
// Separate std::pair specialization
#if defined(CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER)
#include <utility>
namespace Catch {
template<typename T1, typename T2>
struct StringMaker<std::pair<T1, T2> > {
static std::string convert(const std::pair<T1, T2>& pair) {
ReusableStringStream rss;
rss << "{ "
<< ::Catch::Detail::stringify(pair.first)
<< ", "
<< ::Catch::Detail::stringify(pair.second)
<< " }";
return rss.str();
}
};
}
#endif // CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#if defined(CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_OPTIONAL)
#include <optional>
namespace Catch {
template<typename T>
struct StringMaker<std::optional<T> > {
static std::string convert(const std::optional<T>& optional) {
if (optional.has_value()) {
return ::Catch::Detail::stringify(*optional);
} else {
return "{ }";
}
}
};
}
#endif // CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
// Separate std::tuple specialization
#if defined(CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER)
#include <tuple>
namespace Catch {
namespace Detail {
template<
typename Tuple,
std::size_t N = 0,
bool = (N < std::tuple_size<Tuple>::value)
>
struct TupleElementPrinter {
static void print(const Tuple& tuple, std::ostream& os) {
os << (N ? ", " : " ")
<< ::Catch::Detail::stringify(std::get<N>(tuple));
TupleElementPrinter<Tuple, N + 1>::print(tuple, os);
}
};
template<
typename Tuple,
std::size_t N
>
struct TupleElementPrinter<Tuple, N, false> {
static void print(const Tuple&, std::ostream&) {}
};
}
template<typename ...Types>
struct StringMaker<std::tuple<Types...>> {
static std::string convert(const std::tuple<Types...>& tuple) {
ReusableStringStream rss;
rss << '{';
Detail::TupleElementPrinter<std::tuple<Types...>>::print(tuple, rss.get());
rss << " }";
return rss.str();
}
};
}
#endif // CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
#if defined(CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_VARIANT)
#include <variant>
namespace Catch {
template<>
struct StringMaker<std::monostate> {
static std::string convert(const std::monostate&) {
return "{ }";
}
};
template<typename... Elements>
struct StringMaker<std::variant<Elements...>> {
static std::string convert(const std::variant<Elements...>& variant) {
if (variant.valueless_by_exception()) {
return "{valueless variant}";
} else {
return std::visit(
[](const auto& value) {
return ::Catch::Detail::stringify(value);
},
variant
);
}
}
};
}
#endif // CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
namespace Catch {
// Import begin/ end from std here
using std::begin;
using std::end;
namespace Detail {
template <typename T, typename = void>
struct is_range_impl : std::false_type {};
template <typename T>
struct is_range_impl<T, void_t<decltype(begin(std::declval<T>()))>> : std::true_type {};
} // namespace Detail
template <typename T>
struct is_range : Detail::is_range_impl<T> {};
#if defined(_MANAGED) // Managed types are never ranges
template <typename T>
struct is_range<T^> {
static const bool value = false;
};
#endif
template<typename Range>
std::string rangeToString( Range const& range ) {
return ::Catch::Detail::rangeToString( begin( range ), end( range ) );
}
// Handle vector<bool> specially
template<typename Allocator>
std::string rangeToString( std::vector<bool, Allocator> const& v ) {
ReusableStringStream rss;
rss << "{ ";
bool first = true;
for( bool b : v ) {
if( first )
first = false;
else
rss << ", ";
rss << ::Catch::Detail::stringify( b );
}
rss << " }";
return rss.str();
}
template<typename R>
struct StringMaker<R, std::enable_if_t<is_range<R>::value && !::Catch::Detail::IsStreamInsertable<R>::value>> {
static std::string convert( R const& range ) {
return rangeToString( range );
}
};
template <typename T, size_t SZ>
struct StringMaker<T[SZ]> {
static std::string convert(T const(&arr)[SZ]) {
return rangeToString(arr);
}
};
} // namespace Catch
// Separate std::chrono::duration specialization
#include <ctime>
#include <ratio>
#include <chrono>
namespace Catch {
template <class Ratio>
struct ratio_string {
static std::string symbol() {
Catch::ReusableStringStream rss;
rss << '[' << Ratio::num << '/'
<< Ratio::den << ']';
return rss.str();
}
};
template <>
struct ratio_string<std::atto> {
static char symbol() { return 'a'; }
};
template <>
struct ratio_string<std::femto> {
static char symbol() { return 'f'; }
};
template <>
struct ratio_string<std::pico> {
static char symbol() { return 'p'; }
};
template <>
struct ratio_string<std::nano> {
static char symbol() { return 'n'; }
};
template <>
struct ratio_string<std::micro> {
static char symbol() { return 'u'; }
};
template <>
struct ratio_string<std::milli> {
static char symbol() { return 'm'; }
};
////////////
// std::chrono::duration specializations
template<typename Value, typename Ratio>
struct StringMaker<std::chrono::duration<Value, Ratio>> {
static std::string convert(std::chrono::duration<Value, Ratio> const& duration) {
ReusableStringStream rss;
rss << duration.count() << ' ' << ratio_string<Ratio>::symbol() << 's';
return rss.str();
}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<1>>> {
static std::string convert(std::chrono::duration<Value, std::ratio<1>> const& duration) {
ReusableStringStream rss;
rss << duration.count() << " s";
return rss.str();
}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<60>>> {
static std::string convert(std::chrono::duration<Value, std::ratio<60>> const& duration) {
ReusableStringStream rss;
rss << duration.count() << " m";
return rss.str();
}
};
template<typename Value>
struct StringMaker<std::chrono::duration<Value, std::ratio<3600>>> {
static std::string convert(std::chrono::duration<Value, std::ratio<3600>> const& duration) {
ReusableStringStream rss;
rss << duration.count() << " h";
return rss.str();
}
};
////////////
// std::chrono::time_point specialization
// Generic time_point cannot be specialized, only std::chrono::time_point<system_clock>
template<typename Clock, typename Duration>
struct StringMaker<std::chrono::time_point<Clock, Duration>> {
static std::string convert(std::chrono::time_point<Clock, Duration> const& time_point) {
return ::Catch::Detail::stringify(time_point.time_since_epoch()) + " since epoch";
}
};
// std::chrono::time_point<system_clock> specialization
template<typename Duration>
struct StringMaker<std::chrono::time_point<std::chrono::system_clock, Duration>> {
static std::string convert(std::chrono::time_point<std::chrono::system_clock, Duration> const& time_point) {
auto converted = std::chrono::system_clock::to_time_t(time_point);
#ifdef _MSC_VER
std::tm timeInfo = {};
gmtime_s(&timeInfo, &converted);
#else
std::tm* timeInfo = std::gmtime(&converted);
#endif
auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");
char timeStamp[timeStampSize];
const char * const fmt = "%Y-%m-%dT%H:%M:%SZ";
#ifdef _MSC_VER
std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
return std::string(timeStamp, timeStampSize - 1);
}
};
}
#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
#define INTERNAL_CATCH_REGISTER_ENUM( enumName, ... ) \
namespace Catch { \
template<> struct StringMaker<enumName> { \
static std::string convert( enumName value ) { \
static const auto& enumInfo = ::Catch::getMutableRegistryHub().getMutableEnumValuesRegistry().registerEnum( #enumName, #__VA_ARGS__, { __VA_ARGS__ } ); \
return static_cast<std::string>(enumInfo.lookup( static_cast<int>( value ) )); \
} \
}; \
}
#define CATCH_REGISTER_ENUM( enumName, ... ) INTERNAL_CATCH_REGISTER_ENUM( enumName, __VA_ARGS__ )
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#endif // CATCH_TOSTRING_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_totals.hpp>
namespace Catch {
Counts Counts::operator - ( Counts const& other ) const {
Counts diff;
diff.passed = passed - other.passed;
diff.failed = failed - other.failed;
diff.failedButOk = failedButOk - other.failedButOk;
return diff;
}
Counts& Counts::operator += ( Counts const& other ) {
passed += other.passed;
failed += other.failed;
failedButOk += other.failedButOk;
return *this;
}
std::uint64_t Counts::total() const {
return passed + failed + failedButOk;
}
bool Counts::allPassed() const {
return failed == 0 && failedButOk == 0;
}
bool Counts::allOk() const {
return failed == 0;
}
Totals Totals::operator - ( Totals const& other ) const {
Totals diff;
diff.assertions = assertions - other.assertions;
diff.testCases = testCases - other.testCases;
return diff;
}
Totals& Totals::operator += ( Totals const& other ) {
assertions += other.assertions;
testCases += other.testCases;
return *this;
}
Totals Totals::delta( Totals const& prevTotals ) const {
Totals diff = *this - prevTotals;
if( diff.assertions.failed > 0 )
++diff.testCases.failed;
else if( diff.assertions.failedButOk > 0 )
++diff.testCases.failedButOk;
else
++diff.testCases.passed;
return diff;
}
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TOTALS_HPP_INCLUDED
#define CATCH_TOTALS_HPP_INCLUDED
#include <cstdint>
namespace Catch {
struct Counts {
Counts operator - ( Counts const& other ) const;
Counts& operator += ( Counts const& other );
std::uint64_t total() const;
bool allPassed() const;
bool allOk() const;
std::uint64_t passed = 0;
std::uint64_t failed = 0;
std::uint64_t failedButOk = 0;
};
struct Totals {
Totals operator - ( Totals const& other ) const;
Totals& operator += ( Totals const& other );
Totals delta( Totals const& prevTotals ) const;
Counts assertions;
Counts testCases;
};
}
#endif // CATCH_TOTALS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_TRANSLATE_EXCEPTION_HPP_INCLUDED
#define CATCH_TRANSLATE_EXCEPTION_HPP_INCLUDED
#include <catch2/interfaces/catch_interfaces_exception.hpp>
#include <catch2/internal/catch_compiler_capabilities.hpp>
#include <catch2/internal/catch_unique_name.hpp>
#include <exception>
namespace Catch {
class ExceptionTranslatorRegistrar {
template<typename T>
class ExceptionTranslator : public IExceptionTranslator {
public:
ExceptionTranslator( std::string(*translateFunction)( T const& ) )
: m_translateFunction( translateFunction )
{}
std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const override {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
try {
if( it == itEnd )
std::rethrow_exception(std::current_exception());
else
return (*it)->translate( it+1, itEnd );
}
catch( T const& ex ) {
return m_translateFunction( ex );
}
#else
return "You should never get here!";
#endif
}
protected:
std::string(*m_translateFunction)( T const& );
};
public:
template<typename T>
ExceptionTranslatorRegistrar( std::string(*translateFunction)( T const& ) ) {
getMutableRegistryHub().registerTranslator(
Detail::make_unique<ExceptionTranslator<T>>(translateFunction)
);
}
};
} // namespace Catch
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2( translatorName, signature ) \
static std::string translatorName( signature ); \
CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &translatorName ); } \
CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
static std::string translatorName( signature )
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION2( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )
#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( translatorName, signature) \
static std::string translatorName( signature )
#endif
// This macro is always prefixed
#if !defined(CATCH_CONFIG_DISABLE)
#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature )
#else
#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )
#endif
#endif // CATCH_TRANSLATE_EXCEPTION_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
/**\file
* **AUTOGENERATED FROM CMAKE CONFIGURATION**
*
* Contains materialized compile-time configuration provided to Catch2's
* CMake configuration. All compile-time configuration options need to
* be here, and also documented in `docs/configuration.md`.
*/
#ifndef CATCH_USER_CONFIG_HPP_INCLUDED
#define CATCH_USER_CONFIG_HPP_INCLUDED
// ------
// Overridable compilation flags,
// these can have 3 "states": Force Yes, Force No, Use Default.
// Setting both Force Yes and Force No is an error
// ------
#cmakedefine CATCH_CONFIG_ANDROID_LOGWRITE
#cmakedefine CATCH_CONFIG_NO_ANDROID_LOGWRITE
#if defined( CATCH_CONFIG_ANDROID_LOGWRITE ) && \
defined( CATCH_CONFIG_NO_ANDROID_LOGWRITE )
# error Cannot force ANDROID_LOGWRITE to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_COLOUR_WIN32
#cmakedefine CATCH_CONFIG_NO_COLOUR_WIN32
#if defined( CATCH_CONFIG_COLOUR_WIN32 ) && \
defined( CATCH_CONFIG_NO_COLOUR_WIN32 )
# error Cannot force COLOUR_WIN32 to be ON and OFF
#endif
#cmakedefine CATCH_CONFIG_COUNTER
#cmakedefine CATCH_CONFIG_NO_COUNTER
#if defined( CATCH_CONFIG_COUNTER ) && \
defined( CATCH_CONFIG_NO_COUNTER )
# error Cannot force COUNTER to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_CPP11_TO_STRING
#cmakedefine CATCH_CONFIG_NO_CPP11_TO_STRING
#if defined( CATCH_CONFIG_CPP11_TO_STRING ) && \
defined( CATCH_CONFIG_NO_CPP11_TO_STRING )
# error Cannot force CPP11_TO_STRING to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_CPP17_BYTE
#cmakedefine CATCH_CONFIG_NO_CPP17_BYTE
#if defined( CATCH_CONFIG_CPP17_BYTE ) && \
defined( CATCH_CONFIG_NO_CPP17_BYTE )
# error Cannot force CPP17_BYTE to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_CPP17_OPTIONAL
#cmakedefine CATCH_CONFIG_NO_CPP17_OPTIONAL
#if defined( CATCH_CONFIG_CPP17_OPTIONAL ) && \
defined( CATCH_CONFIG_NO_CPP17_OPTIONAL )
# error Cannot force CPP17_OPTIONAL to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_CPP17_STRING_VIEW
#cmakedefine CATCH_CONFIG_NO_CPP17_STRING_VIEW
#if defined( CATCH_CONFIG_CPP17_STRING_VIEW ) && \
defined( CATCH_CONFIG_NO_CPP17_STRING_VIEW )
# error Cannot force CPP17_STRING_VIEW to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#cmakedefine CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS
#if defined( CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS ) && \
defined( CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS )
# error Cannot force CPP17_UNCAUGHT_EXCEPTIONS to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_CPP17_VARIANT
#cmakedefine CATCH_CONFIG_NO_CPP17_VARIANT
#if defined( CATCH_CONFIG_CPP17_VARIANT ) && \
defined( CATCH_CONFIG_NO_CPP17_VARIANT )
# error Cannot force CPP17_VARIANT to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_GLOBAL_NEXTAFTER
#cmakedefine CATCH_CONFIG_NO_GLOBAL_NEXTAFTER
#if defined( CATCH_CONFIG_GLOBAL_NEXTAFTER ) && \
defined( CATCH_CONFIG_NO_GLOBAL_NEXTAFTER )
# error Cannot force GLOBAL_NEXTAFTER to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_POSIX_SIGNALS
#cmakedefine CATCH_CONFIG_NO_POSIX_SIGNALS
#if defined( CATCH_CONFIG_POSIX_SIGNALS ) && \
defined( CATCH_CONFIG_NO_POSIX_SIGNALS )
# error Cannot force POSIX_SIGNALS to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_GETENV
#cmakedefine CATCH_CONFIG_NO_GETENV
#if defined( CATCH_CONFIG_GETENV ) && \
defined( CATCH_CONFIG_NO_GETENV )
# error Cannot force GETENV to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_USE_ASYNC
#cmakedefine CATCH_CONFIG_NO_USE_ASYNC
#if defined( CATCH_CONFIG_USE_ASYNC ) && \
defined( CATCH_CONFIG_NO_USE_ASYNC )
# error Cannot force USE_ASYNC to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_WCHAR
#cmakedefine CATCH_CONFIG_NO_WCHAR
#if defined( CATCH_CONFIG_WCHAR ) && \
defined( CATCH_CONFIG_NO_WCHAR )
# error Cannot force WCHAR to both ON and OFF
#endif
#cmakedefine CATCH_CONFIG_WINDOWS_SEH
#cmakedefine CATCH_CONFIG_NO_WINDOWS_SEH
#if defined( CATCH_CONFIG_WINDOWS_SEH ) && \
defined( CATCH_CONFIG_NO_WINDOWS_SEH )
# error Cannot force WINDOWS_SEH to both ON and OFF
#endif
// ------
// Simple toggle defines
// their value is never used and they cannot be overriden
// ------
#cmakedefine CATCH_CONFIG_BAZEL_SUPPORT
#cmakedefine CATCH_CONFIG_DISABLE_EXCEPTIONS
#cmakedefine CATCH_CONFIG_DISABLE_EXCEPTIONS_CUSTOM_HANDLER
#cmakedefine CATCH_CONFIG_DISABLE
#cmakedefine CATCH_CONFIG_DISABLE_STRINGIFICATION
#cmakedefine CATCH_CONFIG_ENABLE_ALL_STRINGMAKERS
#cmakedefine CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
#cmakedefine CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#cmakedefine CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
#cmakedefine CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
#cmakedefine CATCH_CONFIG_EXPERIMENTAL_REDIRECT
#cmakedefine CATCH_CONFIG_FAST_COMPILE
#cmakedefine CATCH_CONFIG_NOSTDOUT
#cmakedefine CATCH_CONFIG_PREFIX_ALL
#cmakedefine CATCH_CONFIG_WINDOWS_CRTDBG
#cmakedefine CATCH_CONFIG_SHARED_LIBRARY
// ------
// "Variable" defines, these have actual values
// ------
#define CATCH_CONFIG_DEFAULT_REPORTER "@CATCH_CONFIG_DEFAULT_REPORTER@"
#define CATCH_CONFIG_CONSOLE_WIDTH @CATCH_CONFIG_CONSOLE_WIDTH@
// Unlike the macros above, CATCH_CONFIG_FALLBACK_STRINGIFIER does not
// have a good default value, so we cannot always define it, and cannot
// even expose it as a variable in CMake. The users will have to find
// out about it from docs and set it only if they use it.
#cmakedefine CATCH_CONFIG_FALLBACK_STRINGIFIER @CATCH_CONFIG_FALLBACK_STRINGIFIER@
#endif // CATCH_USER_CONFIG_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/catch_version.hpp>
#include <ostream>
namespace Catch {
Version::Version
( unsigned int _majorVersion,
unsigned int _minorVersion,
unsigned int _patchNumber,
char const * const _branchName,
unsigned int _buildNumber )
: majorVersion( _majorVersion ),
minorVersion( _minorVersion ),
patchNumber( _patchNumber ),
branchName( _branchName ),
buildNumber( _buildNumber )
{}
std::ostream& operator << ( std::ostream& os, Version const& version ) {
os << version.majorVersion << '.'
<< version.minorVersion << '.'
<< version.patchNumber;
// branchName is never null -> 0th char is \0 if it is empty
if (version.branchName[0]) {
os << '-' << version.branchName
<< '.' << version.buildNumber;
}
return os;
}
Version const& libraryVersion() {
static Version version( 3, 2, 0, "", 0 );
return version;
}
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_VERSION_HPP_INCLUDED
#define CATCH_VERSION_HPP_INCLUDED
#include <iosfwd>
namespace Catch {
// Versioning information
struct Version {
Version( Version const& ) = delete;
Version& operator=( Version const& ) = delete;
Version( unsigned int _majorVersion,
unsigned int _minorVersion,
unsigned int _patchNumber,
char const * const _branchName,
unsigned int _buildNumber );
unsigned int const majorVersion;
unsigned int const minorVersion;
unsigned int const patchNumber;
// buildNumber is only used if branchName is not null
char const * const branchName;
unsigned int const buildNumber;
friend std::ostream& operator << ( std::ostream& os, Version const& version );
};
Version const& libraryVersion();
}
#endif // CATCH_VERSION_HPP_INCLUDED

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lib/Catch2/src/catch2/catch_version_macros.hpp
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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_VERSION_MACROS_HPP_INCLUDED
#define CATCH_VERSION_MACROS_HPP_INCLUDED
#define CATCH_VERSION_MAJOR 3
#define CATCH_VERSION_MINOR 2
#define CATCH_VERSION_PATCH 0
#endif // CATCH_VERSION_MACROS_HPP_INCLUDED

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lib/Catch2/src/catch2/generators/catch_generator_exception.cpp
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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/generators/catch_generator_exception.hpp>
namespace Catch {
const char* GeneratorException::what() const noexcept {
return m_msg;
}
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_GENERATOR_EXCEPTION_HPP_INCLUDED
#define CATCH_GENERATOR_EXCEPTION_HPP_INCLUDED
#include <exception>
namespace Catch {
// Exception type to be thrown when a Generator runs into an error,
// e.g. it cannot initialize the first return value based on
// runtime information
class GeneratorException : public std::exception {
const char* const m_msg = "";
public:
GeneratorException(const char* msg):
m_msg(msg)
{}
const char* what() const noexcept override final;
};
} // end namespace Catch
#endif // CATCH_GENERATOR_EXCEPTION_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/generators/catch_generators.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/generators/catch_generator_exception.hpp>
#include <catch2/interfaces/catch_interfaces_capture.hpp>
namespace Catch {
IGeneratorTracker::~IGeneratorTracker() = default;
namespace Generators {
namespace Detail {
[[noreturn]]
void throw_generator_exception(char const* msg) {
Catch::throw_exception(GeneratorException{ msg });
}
} // end namespace Detail
GeneratorUntypedBase::~GeneratorUntypedBase() = default;
auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo ) -> IGeneratorTracker& {
return getResultCapture().acquireGeneratorTracker( generatorName, lineInfo );
}
} // namespace Generators
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_GENERATORS_HPP_INCLUDED
#define CATCH_GENERATORS_HPP_INCLUDED
#include <catch2/catch_tostring.hpp>
#include <catch2/interfaces/catch_interfaces_generatortracker.hpp>
#include <catch2/internal/catch_source_line_info.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <catch2/internal/catch_unique_name.hpp>
#include <catch2/internal/catch_preprocessor.hpp>
#include <vector>
#include <tuple>
namespace Catch {
namespace Generators {
namespace Detail {
//! Throws GeneratorException with the provided message
[[noreturn]]
void throw_generator_exception(char const * msg);
} // end namespace detail
template<typename T>
class IGenerator : public GeneratorUntypedBase {
std::string stringifyImpl() const override {
return ::Catch::Detail::stringify( get() );
}
public:
~IGenerator() override = default;
IGenerator() = default;
IGenerator(IGenerator const&) = default;
IGenerator& operator=(IGenerator const&) = default;
// Returns the current element of the generator
//
// \Precondition The generator is either freshly constructed,
// or the last call to `next()` returned true
virtual T const& get() const = 0;
using type = T;
};
template <typename T>
using GeneratorPtr = Catch::Detail::unique_ptr<IGenerator<T>>;
template <typename T>
class GeneratorWrapper final {
GeneratorPtr<T> m_generator;
public:
//! Takes ownership of the passed pointer.
GeneratorWrapper(IGenerator<T>* generator):
m_generator(generator) {}
GeneratorWrapper(GeneratorPtr<T> generator):
m_generator(CATCH_MOVE(generator)) {}
T const& get() const {
return m_generator->get();
}
bool next() {
return m_generator->countedNext();
}
};
template<typename T>
class SingleValueGenerator final : public IGenerator<T> {
T m_value;
public:
SingleValueGenerator(T const& value) :
m_value(value)
{}
SingleValueGenerator(T&& value):
m_value(CATCH_MOVE(value))
{}
T const& get() const override {
return m_value;
}
bool next() override {
return false;
}
};
template<typename T>
class FixedValuesGenerator final : public IGenerator<T> {
static_assert(!std::is_same<T, bool>::value,
"FixedValuesGenerator does not support bools because of std::vector<bool>"
"specialization, use SingleValue Generator instead.");
std::vector<T> m_values;
size_t m_idx = 0;
public:
FixedValuesGenerator( std::initializer_list<T> values ) : m_values( values ) {}
T const& get() const override {
return m_values[m_idx];
}
bool next() override {
++m_idx;
return m_idx < m_values.size();
}
};
template <typename T, typename DecayedT = std::decay_t<T>>
GeneratorWrapper<DecayedT> value( T&& value ) {
return GeneratorWrapper<DecayedT>(
Catch::Detail::make_unique<SingleValueGenerator<DecayedT>>(
CATCH_FORWARD( value ) ) );
}
template <typename T>
GeneratorWrapper<T> values(std::initializer_list<T> values) {
return GeneratorWrapper<T>(Catch::Detail::make_unique<FixedValuesGenerator<T>>(values));
}
template<typename T>
class Generators : public IGenerator<T> {
std::vector<GeneratorWrapper<T>> m_generators;
size_t m_current = 0;
void add_generator( GeneratorWrapper<T>&& generator ) {
m_generators.emplace_back( CATCH_MOVE( generator ) );
}
void add_generator( T const& val ) {
m_generators.emplace_back( value( val ) );
}
void add_generator( T&& val ) {
m_generators.emplace_back( value( CATCH_MOVE( val ) ) );
}
template <typename U>
std::enable_if_t<!std::is_same<std::decay_t<U>, T>::value>
add_generator( U&& val ) {
add_generator( T( CATCH_FORWARD( val ) ) );
}
template <typename U> void add_generators( U&& valueOrGenerator ) {
add_generator( CATCH_FORWARD( valueOrGenerator ) );
}
template <typename U, typename... Gs>
void add_generators( U&& valueOrGenerator, Gs&&... moreGenerators ) {
add_generator( CATCH_FORWARD( valueOrGenerator ) );
add_generators( CATCH_FORWARD( moreGenerators )... );
}
public:
template <typename... Gs>
Generators(Gs &&... moreGenerators) {
m_generators.reserve(sizeof...(Gs));
add_generators(CATCH_FORWARD(moreGenerators)...);
}
T const& get() const override {
return m_generators[m_current].get();
}
bool next() override {
if (m_current >= m_generators.size()) {
return false;
}
const bool current_status = m_generators[m_current].next();
if (!current_status) {
++m_current;
}
return m_current < m_generators.size();
}
};
template <typename... Ts>
GeneratorWrapper<std::tuple<std::decay_t<Ts>...>>
table( std::initializer_list<std::tuple<std::decay_t<Ts>...>> tuples ) {
return values<std::tuple<Ts...>>( tuples );
}
// Tag type to signal that a generator sequence should convert arguments to a specific type
template <typename T>
struct as {};
template<typename T, typename... Gs>
auto makeGenerators( GeneratorWrapper<T>&& generator, Gs &&... moreGenerators ) -> Generators<T> {
return Generators<T>(CATCH_MOVE(generator), CATCH_FORWARD(moreGenerators)...);
}
template<typename T>
auto makeGenerators( GeneratorWrapper<T>&& generator ) -> Generators<T> {
return Generators<T>(CATCH_MOVE(generator));
}
template<typename T, typename... Gs>
auto makeGenerators( T&& val, Gs &&... moreGenerators ) -> Generators<std::decay_t<T>> {
return makeGenerators( value( CATCH_FORWARD( val ) ), CATCH_FORWARD( moreGenerators )... );
}
template<typename T, typename U, typename... Gs>
auto makeGenerators( as<T>, U&& val, Gs &&... moreGenerators ) -> Generators<T> {
return makeGenerators( value( T( CATCH_FORWARD( val ) ) ), CATCH_FORWARD( moreGenerators )... );
}
auto acquireGeneratorTracker( StringRef generatorName, SourceLineInfo const& lineInfo ) -> IGeneratorTracker&;
template<typename L>
// Note: The type after -> is weird, because VS2015 cannot parse
// the expression used in the typedef inside, when it is in
// return type. Yeah.
auto generate( StringRef generatorName, SourceLineInfo const& lineInfo, L const& generatorExpression ) -> decltype(std::declval<decltype(generatorExpression())>().get()) {
using UnderlyingType = typename decltype(generatorExpression())::type;
IGeneratorTracker& tracker = acquireGeneratorTracker( generatorName, lineInfo );
if (!tracker.hasGenerator()) {
tracker.setGenerator(Catch::Detail::make_unique<Generators<UnderlyingType>>(generatorExpression()));
}
auto const& generator = static_cast<IGenerator<UnderlyingType> const&>( *tracker.getGenerator() );
return generator.get();
}
} // namespace Generators
} // namespace Catch
#define GENERATE( ... ) \
Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
CATCH_INTERNAL_LINEINFO, \
[ ]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_COPY( ... ) \
Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
CATCH_INTERNAL_LINEINFO, \
[=]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_REF( ... ) \
Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
CATCH_INTERNAL_LINEINFO, \
[&]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#endif // CATCH_GENERATORS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_GENERATORS_ADAPTERS_HPP_INCLUDED
#define CATCH_GENERATORS_ADAPTERS_HPP_INCLUDED
#include <catch2/generators/catch_generators.hpp>
#include <catch2/internal/catch_meta.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <cassert>
namespace Catch {
namespace Generators {
template <typename T>
class TakeGenerator final : public IGenerator<T> {
GeneratorWrapper<T> m_generator;
size_t m_returned = 0;
size_t m_target;
public:
TakeGenerator(size_t target, GeneratorWrapper<T>&& generator):
m_generator(CATCH_MOVE(generator)),
m_target(target)
{
assert(target != 0 && "Empty generators are not allowed");
}
T const& get() const override {
return m_generator.get();
}
bool next() override {
++m_returned;
if (m_returned >= m_target) {
return false;
}
const auto success = m_generator.next();
// If the underlying generator does not contain enough values
// then we cut short as well
if (!success) {
m_returned = m_target;
}
return success;
}
};
template <typename T>
GeneratorWrapper<T> take(size_t target, GeneratorWrapper<T>&& generator) {
return GeneratorWrapper<T>(Catch::Detail::make_unique<TakeGenerator<T>>(target, CATCH_MOVE(generator)));
}
template <typename T, typename Predicate>
class FilterGenerator final : public IGenerator<T> {
GeneratorWrapper<T> m_generator;
Predicate m_predicate;
public:
template <typename P = Predicate>
FilterGenerator(P&& pred, GeneratorWrapper<T>&& generator):
m_generator(CATCH_MOVE(generator)),
m_predicate(CATCH_FORWARD(pred))
{
if (!m_predicate(m_generator.get())) {
// It might happen that there are no values that pass the
// filter. In that case we throw an exception.
auto has_initial_value = next();
if (!has_initial_value) {
Detail::throw_generator_exception("No valid value found in filtered generator");
}
}
}
T const& get() const override {
return m_generator.get();
}
bool next() override {
bool success = m_generator.next();
if (!success) {
return false;
}
while (!m_predicate(m_generator.get()) && (success = m_generator.next()) == true);
return success;
}
};
template <typename T, typename Predicate>
GeneratorWrapper<T> filter(Predicate&& pred, GeneratorWrapper<T>&& generator) {
return GeneratorWrapper<T>(Catch::Detail::make_unique<FilterGenerator<T, Predicate>>(CATCH_FORWARD(pred), CATCH_MOVE(generator)));
}
template <typename T>
class RepeatGenerator final : public IGenerator<T> {
static_assert(!std::is_same<T, bool>::value,
"RepeatGenerator currently does not support bools"
"because of std::vector<bool> specialization");
GeneratorWrapper<T> m_generator;
mutable std::vector<T> m_returned;
size_t m_target_repeats;
size_t m_current_repeat = 0;
size_t m_repeat_index = 0;
public:
RepeatGenerator(size_t repeats, GeneratorWrapper<T>&& generator):
m_generator(CATCH_MOVE(generator)),
m_target_repeats(repeats)
{
assert(m_target_repeats > 0 && "Repeat generator must repeat at least once");
}
T const& get() const override {
if (m_current_repeat == 0) {
m_returned.push_back(m_generator.get());
return m_returned.back();
}
return m_returned[m_repeat_index];
}
bool next() override {
// There are 2 basic cases:
// 1) We are still reading the generator
// 2) We are reading our own cache
// In the first case, we need to poke the underlying generator.
// If it happily moves, we are left in that state, otherwise it is time to start reading from our cache
if (m_current_repeat == 0) {
const auto success = m_generator.next();
if (!success) {
++m_current_repeat;
}
return m_current_repeat < m_target_repeats;
}
// In the second case, we need to move indices forward and check that we haven't run up against the end
++m_repeat_index;
if (m_repeat_index == m_returned.size()) {
m_repeat_index = 0;
++m_current_repeat;
}
return m_current_repeat < m_target_repeats;
}
};
template <typename T>
GeneratorWrapper<T> repeat(size_t repeats, GeneratorWrapper<T>&& generator) {
return GeneratorWrapper<T>(Catch::Detail::make_unique<RepeatGenerator<T>>(repeats, CATCH_MOVE(generator)));
}
template <typename T, typename U, typename Func>
class MapGenerator final : public IGenerator<T> {
// TBD: provide static assert for mapping function, for friendly error message
GeneratorWrapper<U> m_generator;
Func m_function;
// To avoid returning dangling reference, we have to save the values
T m_cache;
public:
template <typename F2 = Func>
MapGenerator(F2&& function, GeneratorWrapper<U>&& generator) :
m_generator(CATCH_MOVE(generator)),
m_function(CATCH_FORWARD(function)),
m_cache(m_function(m_generator.get()))
{}
T const& get() const override {
return m_cache;
}
bool next() override {
const auto success = m_generator.next();
if (success) {
m_cache = m_function(m_generator.get());
}
return success;
}
};
template <typename Func, typename U, typename T = FunctionReturnType<Func, U>>
GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
return GeneratorWrapper<T>(
Catch::Detail::make_unique<MapGenerator<T, U, Func>>(CATCH_FORWARD(function), CATCH_MOVE(generator))
);
}
template <typename T, typename U, typename Func>
GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
return GeneratorWrapper<T>(
Catch::Detail::make_unique<MapGenerator<T, U, Func>>(CATCH_FORWARD(function), CATCH_MOVE(generator))
);
}
template <typename T>
class ChunkGenerator final : public IGenerator<std::vector<T>> {
std::vector<T> m_chunk;
size_t m_chunk_size;
GeneratorWrapper<T> m_generator;
bool m_used_up = false;
public:
ChunkGenerator(size_t size, GeneratorWrapper<T> generator) :
m_chunk_size(size), m_generator(CATCH_MOVE(generator))
{
m_chunk.reserve(m_chunk_size);
if (m_chunk_size != 0) {
m_chunk.push_back(m_generator.get());
for (size_t i = 1; i < m_chunk_size; ++i) {
if (!m_generator.next()) {
Detail::throw_generator_exception("Not enough values to initialize the first chunk");
}
m_chunk.push_back(m_generator.get());
}
}
}
std::vector<T> const& get() const override {
return m_chunk;
}
bool next() override {
m_chunk.clear();
for (size_t idx = 0; idx < m_chunk_size; ++idx) {
if (!m_generator.next()) {
return false;
}
m_chunk.push_back(m_generator.get());
}
return true;
}
};
template <typename T>
GeneratorWrapper<std::vector<T>> chunk(size_t size, GeneratorWrapper<T>&& generator) {
return GeneratorWrapper<std::vector<T>>(
Catch::Detail::make_unique<ChunkGenerator<T>>(size, CATCH_MOVE(generator))
);
}
} // namespace Generators
} // namespace Catch
#endif // CATCH_GENERATORS_ADAPTERS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
/** \file
* This is a convenience header for Catch2's Generator support. It includes
* **all** of Catch2 headers related to generators.
*
* Generally the Catch2 users should use specific includes they need,
* but this header can be used instead for ease-of-experimentation, or
* just plain convenience, at the cost of (significantly) increased
* compilation times.
*
* When a new header is added to either the `generators` folder,
* or to the corresponding internal subfolder, it should be added here.
*/
#ifndef CATCH_GENERATORS_ALL_HPP_INCLUDED
#define CATCH_GENERATORS_ALL_HPP_INCLUDED
#include <catch2/generators/catch_generator_exception.hpp>
#include <catch2/generators/catch_generators.hpp>
#include <catch2/generators/catch_generators_adapters.hpp>
#include <catch2/generators/catch_generators_random.hpp>
#include <catch2/generators/catch_generators_range.hpp>
#endif // CATCH_GENERATORS_ALL_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/generators/catch_generators_random.hpp>
#include <catch2/internal/catch_context.hpp>
std::uint32_t Catch::Generators::Detail::getSeed() { return sharedRng()(); }

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_GENERATORS_RANDOM_HPP_INCLUDED
#define CATCH_GENERATORS_RANDOM_HPP_INCLUDED
#include <catch2/internal/catch_context.hpp>
#include <catch2/generators/catch_generators.hpp>
#include <catch2/internal/catch_random_number_generator.hpp>
#include <random>
namespace Catch {
namespace Generators {
namespace Detail {
// Returns a suitable seed for a random floating generator based off
// the primary internal rng. It does so by taking current value from
// the rng and returning it as the seed.
std::uint32_t getSeed();
}
template <typename Float>
class RandomFloatingGenerator final : public IGenerator<Float> {
Catch::SimplePcg32 m_rng;
std::uniform_real_distribution<Float> m_dist;
Float m_current_number;
public:
RandomFloatingGenerator( Float a, Float b, std::uint32_t seed ):
m_rng(seed),
m_dist(a, b) {
static_cast<void>(next());
}
Float const& get() const override {
return m_current_number;
}
bool next() override {
m_current_number = m_dist(m_rng);
return true;
}
};
template <typename Integer>
class RandomIntegerGenerator final : public IGenerator<Integer> {
Catch::SimplePcg32 m_rng;
std::uniform_int_distribution<Integer> m_dist;
Integer m_current_number;
public:
RandomIntegerGenerator( Integer a, Integer b, std::uint32_t seed ):
m_rng(seed),
m_dist(a, b) {
static_cast<void>(next());
}
Integer const& get() const override {
return m_current_number;
}
bool next() override {
m_current_number = m_dist(m_rng);
return true;
}
};
template <typename T>
std::enable_if_t<std::is_integral<T>::value, GeneratorWrapper<T>>
random(T a, T b) {
static_assert(
!std::is_same<T, char>::value &&
!std::is_same<T, int8_t>::value &&
!std::is_same<T, uint8_t>::value &&
!std::is_same<T, signed char>::value &&
!std::is_same<T, unsigned char>::value &&
!std::is_same<T, bool>::value,
"The requested type is not supported by the underlying random distributions from std" );
return GeneratorWrapper<T>(
Catch::Detail::make_unique<RandomIntegerGenerator<T>>(a, b, Detail::getSeed())
);
}
template <typename T>
std::enable_if_t<std::is_floating_point<T>::value,
GeneratorWrapper<T>>
random(T a, T b) {
return GeneratorWrapper<T>(
Catch::Detail::make_unique<RandomFloatingGenerator<T>>(a, b, Detail::getSeed())
);
}
} // namespace Generators
} // namespace Catch
#endif // CATCH_GENERATORS_RANDOM_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_GENERATORS_RANGE_HPP_INCLUDED
#define CATCH_GENERATORS_RANGE_HPP_INCLUDED
#include <catch2/generators/catch_generators.hpp>
#include <iterator>
#include <type_traits>
namespace Catch {
namespace Generators {
template <typename T>
class RangeGenerator final : public IGenerator<T> {
T m_current;
T m_end;
T m_step;
bool m_positive;
public:
RangeGenerator(T const& start, T const& end, T const& step):
m_current(start),
m_end(end),
m_step(step),
m_positive(m_step > T(0))
{
assert(m_current != m_end && "Range start and end cannot be equal");
assert(m_step != T(0) && "Step size cannot be zero");
assert(((m_positive && m_current <= m_end) || (!m_positive && m_current >= m_end)) && "Step moves away from end");
}
RangeGenerator(T const& start, T const& end):
RangeGenerator(start, end, (start < end) ? T(1) : T(-1))
{}
T const& get() const override {
return m_current;
}
bool next() override {
m_current += m_step;
return (m_positive) ? (m_current < m_end) : (m_current > m_end);
}
};
template <typename T>
GeneratorWrapper<T> range(T const& start, T const& end, T const& step) {
static_assert(std::is_arithmetic<T>::value && !std::is_same<T, bool>::value, "Type must be numeric");
return GeneratorWrapper<T>(Catch::Detail::make_unique<RangeGenerator<T>>(start, end, step));
}
template <typename T>
GeneratorWrapper<T> range(T const& start, T const& end) {
static_assert(std::is_integral<T>::value && !std::is_same<T, bool>::value, "Type must be an integer");
return GeneratorWrapper<T>(Catch::Detail::make_unique<RangeGenerator<T>>(start, end));
}
template <typename T>
class IteratorGenerator final : public IGenerator<T> {
static_assert(!std::is_same<T, bool>::value,
"IteratorGenerator currently does not support bools"
"because of std::vector<bool> specialization");
std::vector<T> m_elems;
size_t m_current = 0;
public:
template <typename InputIterator, typename InputSentinel>
IteratorGenerator(InputIterator first, InputSentinel last):m_elems(first, last) {
if (m_elems.empty()) {
Detail::throw_generator_exception("IteratorGenerator received no valid values");
}
}
T const& get() const override {
return m_elems[m_current];
}
bool next() override {
++m_current;
return m_current != m_elems.size();
}
};
template <typename InputIterator,
typename InputSentinel,
typename ResultType = typename std::iterator_traits<InputIterator>::value_type>
GeneratorWrapper<ResultType> from_range(InputIterator from, InputSentinel to) {
return GeneratorWrapper<ResultType>(Catch::Detail::make_unique<IteratorGenerator<ResultType>>(from, to));
}
template <typename Container,
typename ResultType = typename Container::value_type>
GeneratorWrapper<ResultType> from_range(Container const& cnt) {
return GeneratorWrapper<ResultType>(Catch::Detail::make_unique<IteratorGenerator<ResultType>>(cnt.begin(), cnt.end()));
}
} // namespace Generators
} // namespace Catch
#endif // CATCH_GENERATORS_RANGE_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
/** \file
* This is a convenience header for Catch2's interfaces. It includes
* **all** of Catch2 headers related to interfaces.
*
* Generally the Catch2 users should use specific includes they need,
* but this header can be used instead for ease-of-experimentation, or
* just plain convenience, at the cost of somewhat increased compilation
* times.
*
* When a new header is added to either the `interfaces` folder, or to
* the corresponding internal subfolder, it should be added here.
*/
#ifndef CATCH_INTERFACES_ALL_HPP_INCLUDED
#define CATCH_INTERFACES_ALL_HPP_INCLUDED
#include <catch2/interfaces/catch_interfaces_capture.hpp>
#include <catch2/interfaces/catch_interfaces_config.hpp>
#include <catch2/interfaces/catch_interfaces_enum_values_registry.hpp>
#include <catch2/interfaces/catch_interfaces_exception.hpp>
#include <catch2/interfaces/catch_interfaces_generatortracker.hpp>
#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
#include <catch2/interfaces/catch_interfaces_reporter.hpp>
#include <catch2/interfaces/catch_interfaces_reporter_factory.hpp>
#include <catch2/interfaces/catch_interfaces_reporter_registry.hpp>
#include <catch2/interfaces/catch_interfaces_tag_alias_registry.hpp>
#include <catch2/interfaces/catch_interfaces_testcase.hpp>
#endif // CATCH_INTERFACES_ALL_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_capture.hpp>
namespace Catch {
IResultCapture::~IResultCapture() = default;
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_CAPTURE_HPP_INCLUDED
#define CATCH_INTERFACES_CAPTURE_HPP_INCLUDED
#include <string>
#include <chrono>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_result_type.hpp>
namespace Catch {
class AssertionResult;
struct AssertionInfo;
struct SectionInfo;
struct SectionEndInfo;
struct MessageInfo;
struct MessageBuilder;
struct Counts;
struct AssertionReaction;
struct SourceLineInfo;
class ITransientExpression;
class IGeneratorTracker;
struct BenchmarkInfo;
template <typename Duration = std::chrono::duration<double, std::nano>>
struct BenchmarkStats;
class IResultCapture {
public:
virtual ~IResultCapture();
virtual bool sectionStarted( SectionInfo const& sectionInfo,
Counts& assertions ) = 0;
virtual void sectionEnded( SectionEndInfo const& endInfo ) = 0;
virtual void sectionEndedEarly( SectionEndInfo const& endInfo ) = 0;
virtual auto acquireGeneratorTracker( StringRef generatorName, SourceLineInfo const& lineInfo ) -> IGeneratorTracker& = 0;
virtual void benchmarkPreparing( StringRef name ) = 0;
virtual void benchmarkStarting( BenchmarkInfo const& info ) = 0;
virtual void benchmarkEnded( BenchmarkStats<> const& stats ) = 0;
virtual void benchmarkFailed( StringRef error ) = 0;
virtual void pushScopedMessage( MessageInfo const& message ) = 0;
virtual void popScopedMessage( MessageInfo const& message ) = 0;
virtual void emplaceUnscopedMessage( MessageBuilder const& builder ) = 0;
virtual void handleFatalErrorCondition( StringRef message ) = 0;
virtual void handleExpr
( AssertionInfo const& info,
ITransientExpression const& expr,
AssertionReaction& reaction ) = 0;
virtual void handleMessage
( AssertionInfo const& info,
ResultWas::OfType resultType,
StringRef message,
AssertionReaction& reaction ) = 0;
virtual void handleUnexpectedExceptionNotThrown
( AssertionInfo const& info,
AssertionReaction& reaction ) = 0;
virtual void handleUnexpectedInflightException
( AssertionInfo const& info,
std::string const& message,
AssertionReaction& reaction ) = 0;
virtual void handleIncomplete
( AssertionInfo const& info ) = 0;
virtual void handleNonExpr
( AssertionInfo const &info,
ResultWas::OfType resultType,
AssertionReaction &reaction ) = 0;
virtual bool lastAssertionPassed() = 0;
virtual void assertionPassed() = 0;
// Deprecated, do not use:
virtual std::string getCurrentTestName() const = 0;
virtual const AssertionResult* getLastResult() const = 0;
virtual void exceptionEarlyReported() = 0;
};
IResultCapture& getResultCapture();
}
#endif // CATCH_INTERFACES_CAPTURE_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_config.hpp>
namespace Catch {
IConfig::~IConfig() = default;
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_CONFIG_HPP_INCLUDED
#define CATCH_INTERFACES_CONFIG_HPP_INCLUDED
#include <catch2/internal/catch_noncopyable.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <chrono>
#include <iosfwd>
#include <string>
#include <vector>
namespace Catch {
enum class Verbosity {
Quiet = 0,
Normal,
High
};
struct WarnAbout { enum What {
Nothing = 0x00,
//! A test case or leaf section did not run any assertions
NoAssertions = 0x01,
//! A command line test spec matched no test cases
UnmatchedTestSpec = 0x02,
}; };
enum class ShowDurations {
DefaultForReporter,
Always,
Never
};
enum class TestRunOrder {
Declared,
LexicographicallySorted,
Randomized
};
enum class ColourMode : std::uint8_t {
//! Let Catch2 pick implementation based on platform detection
PlatformDefault,
//! Use ANSI colour code escapes
ANSI,
//! Use Win32 console colour API
Win32,
//! Don't use any colour
None
};
struct WaitForKeypress { enum When {
Never,
BeforeStart = 1,
BeforeExit = 2,
BeforeStartAndExit = BeforeStart | BeforeExit
}; };
class TestSpec;
class IStream;
class IConfig : public Detail::NonCopyable {
public:
virtual ~IConfig();
virtual bool allowThrows() const = 0;
virtual StringRef name() const = 0;
virtual bool includeSuccessfulResults() const = 0;
virtual bool shouldDebugBreak() const = 0;
virtual bool warnAboutMissingAssertions() const = 0;
virtual bool warnAboutUnmatchedTestSpecs() const = 0;
virtual bool zeroTestsCountAsSuccess() const = 0;
virtual int abortAfter() const = 0;
virtual bool showInvisibles() const = 0;
virtual ShowDurations showDurations() const = 0;
virtual double minDuration() const = 0;
virtual TestSpec const& testSpec() const = 0;
virtual bool hasTestFilters() const = 0;
virtual std::vector<std::string> const& getTestsOrTags() const = 0;
virtual TestRunOrder runOrder() const = 0;
virtual uint32_t rngSeed() const = 0;
virtual unsigned int shardCount() const = 0;
virtual unsigned int shardIndex() const = 0;
virtual ColourMode defaultColourMode() const = 0;
virtual std::vector<std::string> const& getSectionsToRun() const = 0;
virtual Verbosity verbosity() const = 0;
virtual bool skipBenchmarks() const = 0;
virtual bool benchmarkNoAnalysis() const = 0;
virtual unsigned int benchmarkSamples() const = 0;
virtual double benchmarkConfidenceInterval() const = 0;
virtual unsigned int benchmarkResamples() const = 0;
virtual std::chrono::milliseconds benchmarkWarmupTime() const = 0;
};
}
#endif // CATCH_INTERFACES_CONFIG_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED
#define CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED
#include <catch2/internal/catch_stringref.hpp>
#include <vector>
namespace Catch {
namespace Detail {
struct EnumInfo {
StringRef m_name;
std::vector<std::pair<int, StringRef>> m_values;
~EnumInfo();
StringRef lookup( int value ) const;
};
} // namespace Detail
class IMutableEnumValuesRegistry {
public:
virtual ~IMutableEnumValuesRegistry(); // = default;
virtual Detail::EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::vector<int> const& values ) = 0;
template<typename E>
Detail::EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::initializer_list<E> values ) {
static_assert(sizeof(int) >= sizeof(E), "Cannot serialize enum to int");
std::vector<int> intValues;
intValues.reserve( values.size() );
for( auto enumValue : values )
intValues.push_back( static_cast<int>( enumValue ) );
return registerEnum( enumName, allEnums, intValues );
}
};
} // Catch
#endif // CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_exception.hpp>
namespace Catch {
IExceptionTranslator::~IExceptionTranslator() = default;
IExceptionTranslatorRegistry::~IExceptionTranslatorRegistry() = default;
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_EXCEPTION_HPP_INCLUDED
#define CATCH_INTERFACES_EXCEPTION_HPP_INCLUDED
#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <string>
#include <vector>
namespace Catch {
using exceptionTranslateFunction = std::string(*)();
class IExceptionTranslator;
using ExceptionTranslators = std::vector<Detail::unique_ptr<IExceptionTranslator const>>;
class IExceptionTranslator {
public:
virtual ~IExceptionTranslator(); // = default
virtual std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const = 0;
};
class IExceptionTranslatorRegistry {
public:
virtual ~IExceptionTranslatorRegistry(); // = default
virtual std::string translateActiveException() const = 0;
};
} // namespace Catch
#endif // CATCH_INTERFACES_EXCEPTION_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_generatortracker.hpp>
#include <string>
namespace Catch {
namespace Generators {
bool GeneratorUntypedBase::countedNext() {
auto ret = next();
if ( ret ) {
m_stringReprCache.clear();
++m_currentElementIndex;
}
return ret;
}
StringRef GeneratorUntypedBase::currentElementAsString() const {
if ( m_stringReprCache.empty() ) {
m_stringReprCache = stringifyImpl();
}
return m_stringReprCache;
}
} // namespace Generators
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_GENERATORTRACKER_HPP_INCLUDED
#define CATCH_INTERFACES_GENERATORTRACKER_HPP_INCLUDED
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <string>
namespace Catch {
namespace Generators {
class GeneratorUntypedBase {
// Caches result from `toStringImpl`, assume that when it is an
// empty string, the cache is invalidated.
mutable std::string m_stringReprCache;
// Counts based on `next` returning true
std::size_t m_currentElementIndex = 0;
/**
* Attempts to move the generator to the next element
*
* Returns true iff the move succeeded (and a valid element
* can be retrieved).
*/
virtual bool next() = 0;
//! Customization point for `currentElementAsString`
virtual std::string stringifyImpl() const = 0;
public:
GeneratorUntypedBase() = default;
// Generation of copy ops is deprecated (and Clang will complain)
// if there is a user destructor defined
GeneratorUntypedBase(GeneratorUntypedBase const&) = default;
GeneratorUntypedBase& operator=(GeneratorUntypedBase const&) = default;
virtual ~GeneratorUntypedBase(); // = default;
/**
* Attempts to move the generator to the next element
*
* Serves as a non-virtual interface to `next`, so that the
* top level interface can provide sanity checking and shared
* features.
*
* As with `next`, returns true iff the move succeeded and
* the generator has new valid element to provide.
*/
bool countedNext();
std::size_t currentElementIndex() const { return m_currentElementIndex; }
/**
* Returns generator's current element as user-friendly string.
*
* By default returns string equivalent to calling
* `Catch::Detail::stringify` on the current element, but generators
* can customize their implementation as needed.
*
* Not thread-safe due to internal caching.
*
* The returned ref is valid only until the generator instance
* is destructed, or it moves onto the next element, whichever
* comes first.
*/
StringRef currentElementAsString() const;
};
using GeneratorBasePtr = Catch::Detail::unique_ptr<GeneratorUntypedBase>;
} // namespace Generators
class IGeneratorTracker {
public:
virtual ~IGeneratorTracker(); // = default;
virtual auto hasGenerator() const -> bool = 0;
virtual auto getGenerator() const -> Generators::GeneratorBasePtr const& = 0;
virtual void setGenerator( Generators::GeneratorBasePtr&& generator ) = 0;
};
} // namespace Catch
#endif // CATCH_INTERFACES_GENERATORTRACKER_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
namespace Catch {
IRegistryHub::~IRegistryHub() = default;
IMutableRegistryHub::~IMutableRegistryHub() = default;
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_REGISTRY_HUB_HPP_INCLUDED
#define CATCH_INTERFACES_REGISTRY_HUB_HPP_INCLUDED
#include <catch2/internal/catch_unique_ptr.hpp>
#include <string>
namespace Catch {
class TestCaseHandle;
struct TestCaseInfo;
class ITestCaseRegistry;
class IExceptionTranslatorRegistry;
class IExceptionTranslator;
class IReporterRegistry;
class IReporterFactory;
class ITagAliasRegistry;
class ITestInvoker;
class IMutableEnumValuesRegistry;
struct SourceLineInfo;
class StartupExceptionRegistry;
class EventListenerFactory;
using IReporterFactoryPtr = Detail::unique_ptr<IReporterFactory>;
class IRegistryHub {
public:
virtual ~IRegistryHub(); // = default
virtual IReporterRegistry const& getReporterRegistry() const = 0;
virtual ITestCaseRegistry const& getTestCaseRegistry() const = 0;
virtual ITagAliasRegistry const& getTagAliasRegistry() const = 0;
virtual IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const = 0;
virtual StartupExceptionRegistry const& getStartupExceptionRegistry() const = 0;
};
class IMutableRegistryHub {
public:
virtual ~IMutableRegistryHub(); // = default
virtual void registerReporter( std::string const& name, IReporterFactoryPtr factory ) = 0;
virtual void registerListener( Detail::unique_ptr<EventListenerFactory> factory ) = 0;
virtual void registerTest(Detail::unique_ptr<TestCaseInfo>&& testInfo, Detail::unique_ptr<ITestInvoker>&& invoker) = 0;
virtual void registerTranslator( Detail::unique_ptr<IExceptionTranslator>&& translator ) = 0;
virtual void registerTagAlias( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) = 0;
virtual void registerStartupException() noexcept = 0;
virtual IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() = 0;
};
IRegistryHub const& getRegistryHub();
IMutableRegistryHub& getMutableRegistryHub();
void cleanUp();
std::string translateActiveException();
}
#endif // CATCH_INTERFACES_REGISTRY_HUB_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_reporter.hpp>
#include <catch2/interfaces/catch_interfaces_config.hpp>
#include <catch2/internal/catch_console_colour.hpp>
#include <catch2/internal/catch_console_width.hpp>
#include <catch2/catch_message.hpp>
#include <catch2/internal/catch_list.hpp>
#include <catch2/internal/catch_string_manip.hpp>
#include <catch2/catch_test_case_info.hpp>
#include <catch2/reporters/catch_reporter_helpers.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <catch2/internal/catch_istream.hpp>
#include <algorithm>
#include <cassert>
#include <iomanip>
namespace Catch {
ReporterConfig::ReporterConfig(
IConfig const* _fullConfig,
Detail::unique_ptr<IStream> _stream,
ColourMode colourMode,
std::map<std::string, std::string> customOptions ):
m_stream( CATCH_MOVE(_stream) ),
m_fullConfig( _fullConfig ),
m_colourMode( colourMode ),
m_customOptions( CATCH_MOVE( customOptions ) ) {}
Detail::unique_ptr<IStream> ReporterConfig::takeStream() && {
assert( m_stream );
return CATCH_MOVE( m_stream );
}
IConfig const * ReporterConfig::fullConfig() const { return m_fullConfig; }
ColourMode ReporterConfig::colourMode() const { return m_colourMode; }
std::map<std::string, std::string> const&
ReporterConfig::customOptions() const {
return m_customOptions;
}
ReporterConfig::~ReporterConfig() = default;
AssertionStats::AssertionStats( AssertionResult const& _assertionResult,
std::vector<MessageInfo> const& _infoMessages,
Totals const& _totals )
: assertionResult( _assertionResult ),
infoMessages( _infoMessages ),
totals( _totals )
{
assertionResult.m_resultData.lazyExpression.m_transientExpression = _assertionResult.m_resultData.lazyExpression.m_transientExpression;
if( assertionResult.hasMessage() ) {
// Copy message into messages list.
// !TBD This should have been done earlier, somewhere
MessageBuilder builder( assertionResult.getTestMacroName(), assertionResult.getSourceInfo(), assertionResult.getResultType() );
builder << assertionResult.getMessage();
builder.m_info.message = builder.m_stream.str();
infoMessages.push_back( builder.m_info );
}
}
SectionStats::SectionStats( SectionInfo const& _sectionInfo,
Counts const& _assertions,
double _durationInSeconds,
bool _missingAssertions )
: sectionInfo( _sectionInfo ),
assertions( _assertions ),
durationInSeconds( _durationInSeconds ),
missingAssertions( _missingAssertions )
{}
TestCaseStats::TestCaseStats( TestCaseInfo const& _testInfo,
Totals const& _totals,
std::string const& _stdOut,
std::string const& _stdErr,
bool _aborting )
: testInfo( &_testInfo ),
totals( _totals ),
stdOut( _stdOut ),
stdErr( _stdErr ),
aborting( _aborting )
{}
TestRunStats::TestRunStats( TestRunInfo const& _runInfo,
Totals const& _totals,
bool _aborting )
: runInfo( _runInfo ),
totals( _totals ),
aborting( _aborting )
{}
IEventListener::~IEventListener() = default;
} // end namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_REPORTER_HPP_INCLUDED
#define CATCH_INTERFACES_REPORTER_HPP_INCLUDED
#include <catch2/catch_section_info.hpp>
#include <catch2/catch_totals.hpp>
#include <catch2/catch_assertion_result.hpp>
#include <catch2/internal/catch_message_info.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/internal/catch_move_and_forward.hpp>
#include <catch2/benchmark/catch_estimate.hpp>
#include <catch2/benchmark/catch_outlier_classification.hpp>
#include <map>
#include <string>
#include <vector>
#include <iosfwd>
namespace Catch {
struct ReporterDescription;
struct ListenerDescription;
struct TagInfo;
struct TestCaseInfo;
class TestCaseHandle;
class IConfig;
class IStream;
enum class ColourMode : std::uint8_t;
struct ReporterConfig {
ReporterConfig( IConfig const* _fullConfig,
Detail::unique_ptr<IStream> _stream,
ColourMode colourMode,
std::map<std::string, std::string> customOptions );
ReporterConfig( ReporterConfig&& ) = default;
ReporterConfig& operator=( ReporterConfig&& ) = default;
~ReporterConfig(); // = default
Detail::unique_ptr<IStream> takeStream() &&;
IConfig const* fullConfig() const;
ColourMode colourMode() const;
std::map<std::string, std::string> const& customOptions() const;
private:
Detail::unique_ptr<IStream> m_stream;
IConfig const* m_fullConfig;
ColourMode m_colourMode;
std::map<std::string, std::string> m_customOptions;
};
struct TestRunInfo {
constexpr TestRunInfo(StringRef _name) : name(_name) {}
StringRef name;
};
struct AssertionStats {
AssertionStats( AssertionResult const& _assertionResult,
std::vector<MessageInfo> const& _infoMessages,
Totals const& _totals );
AssertionStats( AssertionStats const& ) = default;
AssertionStats( AssertionStats && ) = default;
AssertionStats& operator = ( AssertionStats const& ) = delete;
AssertionStats& operator = ( AssertionStats && ) = delete;
AssertionResult assertionResult;
std::vector<MessageInfo> infoMessages;
Totals totals;
};
struct SectionStats {
SectionStats( SectionInfo const& _sectionInfo,
Counts const& _assertions,
double _durationInSeconds,
bool _missingAssertions );
SectionInfo sectionInfo;
Counts assertions;
double durationInSeconds;
bool missingAssertions;
};
struct TestCaseStats {
TestCaseStats( TestCaseInfo const& _testInfo,
Totals const& _totals,
std::string const& _stdOut,
std::string const& _stdErr,
bool _aborting );
TestCaseInfo const * testInfo;
Totals totals;
std::string stdOut;
std::string stdErr;
bool aborting;
};
struct TestRunStats {
TestRunStats( TestRunInfo const& _runInfo,
Totals const& _totals,
bool _aborting );
TestRunInfo runInfo;
Totals totals;
bool aborting;
};
struct BenchmarkInfo {
std::string name;
double estimatedDuration;
int iterations;
unsigned int samples;
unsigned int resamples;
double clockResolution;
double clockCost;
};
template <class Duration>
struct BenchmarkStats {
BenchmarkInfo info;
std::vector<Duration> samples;
Benchmark::Estimate<Duration> mean;
Benchmark::Estimate<Duration> standardDeviation;
Benchmark::OutlierClassification outliers;
double outlierVariance;
template <typename Duration2>
operator BenchmarkStats<Duration2>() const {
std::vector<Duration2> samples2;
samples2.reserve(samples.size());
for (auto const& sample : samples) {
samples2.push_back(Duration2(sample));
}
return {
info,
CATCH_MOVE(samples2),
mean,
standardDeviation,
outliers,
outlierVariance,
};
}
};
//! By setting up its preferences, a reporter can modify Catch2's behaviour
//! in some regards, e.g. it can request Catch2 to capture writes to
//! stdout/stderr during test execution, and pass them to the reporter.
struct ReporterPreferences {
//! Catch2 should redirect writes to stdout and pass them to the
//! reporter
bool shouldRedirectStdOut = false;
//! Catch2 should call `Reporter::assertionEnded` even for passing
//! assertions
bool shouldReportAllAssertions = false;
};
/**
* The common base for all reporters and event listeners
*
* Implementing classes must also implement:
*
* //! User-friendly description of the reporter/listener type
* static std::string getDescription()
*
* Generally shouldn't be derived from by users of Catch2 directly,
* instead they should derive from one of the utility bases that
* derive from this class.
*/
class IEventListener {
protected:
//! Derived classes can set up their preferences here
ReporterPreferences m_preferences;
//! The test run's config as filled in from CLI and defaults
IConfig const* m_config;
public:
IEventListener( IConfig const* config ): m_config( config ) {}
virtual ~IEventListener(); // = default;
// Implementing class must also provide the following static methods:
// static std::string getDescription();
ReporterPreferences const& getPreferences() const {
return m_preferences;
}
//! Called when no test cases match provided test spec
virtual void noMatchingTestCases( StringRef unmatchedSpec ) = 0;
//! Called for all invalid test specs from the cli
virtual void reportInvalidTestSpec( StringRef invalidArgument ) = 0;
/**
* Called once in a testing run before tests are started
*
* Not called if tests won't be run (e.g. only listing will happen)
*/
virtual void testRunStarting( TestRunInfo const& testRunInfo ) = 0;
//! Called _once_ for each TEST_CASE, no matter how many times it is entered
virtual void testCaseStarting( TestCaseInfo const& testInfo ) = 0;
//! Called _every time_ a TEST_CASE is entered, including repeats (due to sections)
virtual void testCasePartialStarting( TestCaseInfo const& testInfo, uint64_t partNumber ) = 0;
//! Called when a `SECTION` is being entered. Not called for skipped sections
virtual void sectionStarting( SectionInfo const& sectionInfo ) = 0;
//! Called when user-code is being probed before the actual benchmark runs
virtual void benchmarkPreparing( StringRef benchmarkName ) = 0;
//! Called after probe but before the user-code is being benchmarked
virtual void benchmarkStarting( BenchmarkInfo const& benchmarkInfo ) = 0;
//! Called with the benchmark results if benchmark successfully finishes
virtual void benchmarkEnded( BenchmarkStats<> const& benchmarkStats ) = 0;
//! Called if running the benchmarks fails for any reason
virtual void benchmarkFailed( StringRef benchmarkName ) = 0;
//! Called before assertion success/failure is evaluated
virtual void assertionStarting( AssertionInfo const& assertionInfo ) = 0;
//! Called after assertion was fully evaluated
virtual void assertionEnded( AssertionStats const& assertionStats ) = 0;
//! Called after a `SECTION` has finished running
virtual void sectionEnded( SectionStats const& sectionStats ) = 0;
//! Called _every time_ a TEST_CASE is entered, including repeats (due to sections)
virtual void testCasePartialEnded(TestCaseStats const& testCaseStats, uint64_t partNumber ) = 0;
//! Called _once_ for each TEST_CASE, no matter how many times it is entered
virtual void testCaseEnded( TestCaseStats const& testCaseStats ) = 0;
/**
* Called once after all tests in a testing run are finished
*
* Not called if tests weren't run (e.g. only listings happened)
*/
virtual void testRunEnded( TestRunStats const& testRunStats ) = 0;
//! Called with test cases that are skipped due to the test run aborting
virtual void skipTest( TestCaseInfo const& testInfo ) = 0;
//! Called if a fatal error (signal/structured exception) occured
virtual void fatalErrorEncountered( StringRef error ) = 0;
//! Writes out information about provided reporters using reporter-specific format
virtual void listReporters(std::vector<ReporterDescription> const& descriptions) = 0;
//! Writes out the provided listeners descriptions using reporter-specific format
virtual void listListeners(std::vector<ListenerDescription> const& descriptions) = 0;
//! Writes out information about provided tests using reporter-specific format
virtual void listTests(std::vector<TestCaseHandle> const& tests) = 0;
//! Writes out information about the provided tags using reporter-specific format
virtual void listTags(std::vector<TagInfo> const& tags) = 0;
};
using IEventListenerPtr = Detail::unique_ptr<IEventListener>;
} // end namespace Catch
#endif // CATCH_INTERFACES_REPORTER_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_reporter_factory.hpp>
namespace Catch {
IReporterFactory::~IReporterFactory() = default;
EventListenerFactory::~EventListenerFactory() = default;
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_REPORTER_FACTORY_HPP_INCLUDED
#define CATCH_INTERFACES_REPORTER_FACTORY_HPP_INCLUDED
#include <catch2/internal/catch_unique_ptr.hpp>
#include <catch2/internal/catch_stringref.hpp>
#include <string>
namespace Catch {
struct ReporterConfig;
class IConfig;
class IEventListener;
using IEventListenerPtr = Detail::unique_ptr<IEventListener>;
class IReporterFactory {
public:
virtual ~IReporterFactory(); // = default
virtual IEventListenerPtr
create( ReporterConfig&& config ) const = 0;
virtual std::string getDescription() const = 0;
};
using IReporterFactoryPtr = Detail::unique_ptr<IReporterFactory>;
class EventListenerFactory {
public:
virtual ~EventListenerFactory(); // = default
virtual IEventListenerPtr create( IConfig const* config ) const = 0;
//! Return a meaningful name for the listener, e.g. its type name
virtual StringRef getName() const = 0;
//! Return listener's description if available
virtual std::string getDescription() const = 0;
};
} // namespace Catch
#endif // CATCH_INTERFACES_REPORTER_FACTORY_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_reporter_registry.hpp>
namespace Catch {
IReporterRegistry::~IReporterRegistry() = default;
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_REPORTER_REGISTRY_HPP_INCLUDED
#define CATCH_INTERFACES_REPORTER_REGISTRY_HPP_INCLUDED
#include <catch2/internal/catch_case_insensitive_comparisons.hpp>
#include <catch2/internal/catch_unique_ptr.hpp>
#include <string>
#include <vector>
#include <map>
namespace Catch {
class IConfig;
class IEventListener;
using IEventListenerPtr = Detail::unique_ptr<IEventListener>;
class IReporterFactory;
using IReporterFactoryPtr = Detail::unique_ptr<IReporterFactory>;
struct ReporterConfig;
class EventListenerFactory;
class IReporterRegistry {
public:
using FactoryMap = std::map<std::string, IReporterFactoryPtr, Detail::CaseInsensitiveLess>;
using Listeners = std::vector<Detail::unique_ptr<EventListenerFactory>>;
virtual ~IReporterRegistry(); // = default
virtual IEventListenerPtr create( std::string const& name, ReporterConfig&& config ) const = 0;
virtual FactoryMap const& getFactories() const = 0;
virtual Listeners const& getListeners() const = 0;
};
} // end namespace Catch
#endif // CATCH_INTERFACES_REPORTER_REGISTRY_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_TAG_ALIAS_REGISTRY_HPP_INCLUDED
#define CATCH_INTERFACES_TAG_ALIAS_REGISTRY_HPP_INCLUDED
#include <string>
namespace Catch {
struct TagAlias;
class ITagAliasRegistry {
public:
virtual ~ITagAliasRegistry(); // = default
// Nullptr if not present
virtual TagAlias const* find( std::string const& alias ) const = 0;
virtual std::string expandAliases( std::string const& unexpandedTestSpec ) const = 0;
static ITagAliasRegistry const& get();
};
} // end namespace Catch
#endif // CATCH_INTERFACES_TAG_ALIAS_REGISTRY_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/interfaces/catch_interfaces_testcase.hpp>
namespace Catch {
ITestInvoker::~ITestInvoker() = default;
ITestCaseRegistry::~ITestCaseRegistry() = default;
}

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_INTERFACES_TESTCASE_HPP_INCLUDED
#define CATCH_INTERFACES_TESTCASE_HPP_INCLUDED
#include <vector>
namespace Catch {
class TestSpec;
struct TestCaseInfo;
class ITestInvoker {
public:
virtual void invoke () const = 0;
virtual ~ITestInvoker(); // = default
};
class TestCaseHandle;
class IConfig;
class ITestCaseRegistry {
public:
virtual ~ITestCaseRegistry(); // = default
// TODO: this exists only for adding filenames to test cases -- let's expose this in a saner way later
virtual std::vector<TestCaseInfo* > const& getAllInfos() const = 0;
virtual std::vector<TestCaseHandle> const& getAllTests() const = 0;
virtual std::vector<TestCaseHandle> const& getAllTestsSorted( IConfig const& config ) const = 0;
};
bool isThrowSafe( TestCaseHandle const& testCase, IConfig const& config );
bool matchTest( TestCaseHandle const& testCase, TestSpec const& testSpec, IConfig const& config );
std::vector<TestCaseHandle> filterTests( std::vector<TestCaseHandle> const& testCases, TestSpec const& testSpec, IConfig const& config );
std::vector<TestCaseHandle> const& getAllTestCasesSorted( IConfig const& config );
}
#endif // CATCH_INTERFACES_TESTCASE_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/internal/catch_assertion_handler.hpp>
#include <catch2/interfaces/catch_interfaces_config.hpp>
#include <catch2/internal/catch_context.hpp>
#include <catch2/internal/catch_enforce.hpp>
#include <catch2/internal/catch_debugger.hpp>
#include <catch2/internal/catch_test_failure_exception.hpp>
#include <catch2/interfaces/catch_interfaces_registry_hub.hpp>
#include <catch2/internal/catch_run_context.hpp>
#include <catch2/matchers/catch_matchers_string.hpp>
namespace Catch {
AssertionHandler::AssertionHandler
( StringRef macroName,
SourceLineInfo const& lineInfo,
StringRef capturedExpression,
ResultDisposition::Flags resultDisposition )
: m_assertionInfo{ macroName, lineInfo, capturedExpression, resultDisposition },
m_resultCapture( getResultCapture() )
{}
void AssertionHandler::handleExpr( ITransientExpression const& expr ) {
m_resultCapture.handleExpr( m_assertionInfo, expr, m_reaction );
}
void AssertionHandler::handleMessage(ResultWas::OfType resultType, StringRef message) {
m_resultCapture.handleMessage( m_assertionInfo, resultType, message, m_reaction );
}
auto AssertionHandler::allowThrows() const -> bool {
return getCurrentContext().getConfig()->allowThrows();
}
void AssertionHandler::complete() {
setCompleted();
if( m_reaction.shouldDebugBreak ) {
// If you find your debugger stopping you here then go one level up on the
// call-stack for the code that caused it (typically a failed assertion)
// (To go back to the test and change execution, jump over the throw, next)
CATCH_BREAK_INTO_DEBUGGER();
}
if (m_reaction.shouldThrow) {
throw_test_failure_exception();
}
}
void AssertionHandler::setCompleted() {
m_completed = true;
}
void AssertionHandler::handleUnexpectedInflightException() {
m_resultCapture.handleUnexpectedInflightException( m_assertionInfo, Catch::translateActiveException(), m_reaction );
}
void AssertionHandler::handleExceptionThrownAsExpected() {
m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}
void AssertionHandler::handleExceptionNotThrownAsExpected() {
m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}
void AssertionHandler::handleUnexpectedExceptionNotThrown() {
m_resultCapture.handleUnexpectedExceptionNotThrown( m_assertionInfo, m_reaction );
}
void AssertionHandler::handleThrowingCallSkipped() {
m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
}
// This is the overload that takes a string and infers the Equals matcher from it
// The more general overload, that takes any string matcher, is in catch_capture_matchers.cpp
void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str ) {
handleExceptionMatchExpr( handler, Matchers::Equals( str ) );
}
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_ASSERTION_HANDLER_HPP_INCLUDED
#define CATCH_ASSERTION_HANDLER_HPP_INCLUDED
#include <catch2/catch_assertion_info.hpp>
#include <catch2/internal/catch_decomposer.hpp>
#include <catch2/interfaces/catch_interfaces_capture.hpp>
#include <catch2/internal/catch_lazy_expr.hpp>
#include <string>
namespace Catch {
class IResultCapture;
struct AssertionReaction {
bool shouldDebugBreak = false;
bool shouldThrow = false;
};
class AssertionHandler {
AssertionInfo m_assertionInfo;
AssertionReaction m_reaction;
bool m_completed = false;
IResultCapture& m_resultCapture;
public:
AssertionHandler
( StringRef macroName,
SourceLineInfo const& lineInfo,
StringRef capturedExpression,
ResultDisposition::Flags resultDisposition );
~AssertionHandler() {
if ( !m_completed ) {
m_resultCapture.handleIncomplete( m_assertionInfo );
}
}
template<typename T>
void handleExpr( ExprLhs<T> const& expr ) {
handleExpr( expr.makeUnaryExpr() );
}
void handleExpr( ITransientExpression const& expr );
void handleMessage(ResultWas::OfType resultType, StringRef message);
void handleExceptionThrownAsExpected();
void handleUnexpectedExceptionNotThrown();
void handleExceptionNotThrownAsExpected();
void handleThrowingCallSkipped();
void handleUnexpectedInflightException();
void complete();
void setCompleted();
// query
auto allowThrows() const -> bool;
};
void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str );
} // namespace Catch
#endif // CATCH_ASSERTION_HANDLER_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/internal/catch_case_insensitive_comparisons.hpp>
#include <catch2/internal/catch_string_manip.hpp>
#include <algorithm>
namespace Catch {
namespace Detail {
bool CaseInsensitiveLess::operator()( StringRef lhs,
StringRef rhs ) const {
return std::lexicographical_compare(
lhs.begin(), lhs.end(),
rhs.begin(), rhs.end(),
[]( char l, char r ) { return toLower( l ) < toLower( r ); } );
}
bool
CaseInsensitiveEqualTo::operator()( StringRef lhs,
StringRef rhs ) const {
return std::equal(
lhs.begin(), lhs.end(),
rhs.begin(), rhs.end(),
[]( char l, char r ) { return toLower( l ) == toLower( r ); } );
}
} // namespace Detail
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_CASE_INSENSITIVE_COMPARISONS_HPP_INCLUDED
#define CATCH_CASE_INSENSITIVE_COMPARISONS_HPP_INCLUDED
#include <catch2/internal/catch_stringref.hpp>
namespace Catch {
namespace Detail {
//! Provides case-insensitive `op<` semantics when called
struct CaseInsensitiveLess {
bool operator()( StringRef lhs,
StringRef rhs ) const;
};
//! Provides case-insensitive `op==` semantics when called
struct CaseInsensitiveEqualTo {
bool operator()( StringRef lhs,
StringRef rhs ) const;
};
} // namespace Detail
} // namespace Catch
#endif // CATCH_CASE_INSENSITIVE_COMPARISONS_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_CASE_SENSITIVE_HPP_INCLUDED
#define CATCH_CASE_SENSITIVE_HPP_INCLUDED
namespace Catch {
enum class CaseSensitive { Yes, No };
} // namespace Catch
#endif // CATCH_CASE_SENSITIVE_HPP_INCLUDED

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#include <catch2/internal/catch_clara.hpp>
#include <catch2/internal/catch_console_width.hpp>
#include <catch2/internal/catch_platform.hpp>
#include <catch2/internal/catch_string_manip.hpp>
#include <catch2/internal/catch_textflow.hpp>
#include <algorithm>
#include <ostream>
namespace {
bool isOptPrefix( char c ) {
return c == '-'
#ifdef CATCH_PLATFORM_WINDOWS
|| c == '/'
#endif
;
}
std::string normaliseOpt( std::string const& optName ) {
#ifdef CATCH_PLATFORM_WINDOWS
if ( optName[0] == '/' )
return "-" + optName.substr( 1 );
else
#endif
return optName;
}
} // namespace
namespace Catch {
namespace Clara {
namespace Detail {
void TokenStream::loadBuffer() {
m_tokenBuffer.clear();
// Skip any empty strings
while ( it != itEnd && it->empty() ) {
++it;
}
if ( it != itEnd ) {
auto const& next = *it;
if ( isOptPrefix( next[0] ) ) {
auto delimiterPos = next.find_first_of( " :=" );
if ( delimiterPos != std::string::npos ) {
m_tokenBuffer.push_back(
{ TokenType::Option,
next.substr( 0, delimiterPos ) } );
m_tokenBuffer.push_back(
{ TokenType::Argument,
next.substr( delimiterPos + 1 ) } );
} else {
if ( next[1] != '-' && next.size() > 2 ) {
std::string opt = "- ";
for ( size_t i = 1; i < next.size(); ++i ) {
opt[1] = next[i];
m_tokenBuffer.push_back(
{ TokenType::Option, opt } );
}
} else {
m_tokenBuffer.push_back(
{ TokenType::Option, next } );
}
}
} else {
m_tokenBuffer.push_back(
{ TokenType::Argument, next } );
}
}
}
TokenStream::TokenStream( Args const& args ):
TokenStream( args.m_args.begin(), args.m_args.end() ) {}
TokenStream::TokenStream( Iterator it_, Iterator itEnd_ ):
it( it_ ), itEnd( itEnd_ ) {
loadBuffer();
}
TokenStream& TokenStream::operator++() {
if ( m_tokenBuffer.size() >= 2 ) {
m_tokenBuffer.erase( m_tokenBuffer.begin() );
} else {
if ( it != itEnd )
++it;
loadBuffer();
}
return *this;
}
ParserResult convertInto( std::string const& source,
std::string& target ) {
target = source;
return ParserResult::ok( ParseResultType::Matched );
}
ParserResult convertInto( std::string const& source,
bool& target ) {
std::string srcLC = toLower( source );
if ( srcLC == "y" || srcLC == "1" || srcLC == "true" ||
srcLC == "yes" || srcLC == "on" ) {
target = true;
} else if ( srcLC == "n" || srcLC == "0" || srcLC == "false" ||
srcLC == "no" || srcLC == "off" ) {
target = false;
} else {
return ParserResult::runtimeError(
"Expected a boolean value but did not recognise: '" +
source + '\'' );
}
return ParserResult::ok( ParseResultType::Matched );
}
size_t ParserBase::cardinality() const { return 1; }
InternalParseResult ParserBase::parse( Args const& args ) const {
return parse( args.exeName(), TokenStream( args ) );
}
ParseState::ParseState( ParseResultType type,
TokenStream const& remainingTokens ):
m_type( type ), m_remainingTokens( remainingTokens ) {}
ParserResult BoundFlagRef::setFlag( bool flag ) {
m_ref = flag;
return ParserResult::ok( ParseResultType::Matched );
}
ResultBase::~ResultBase() = default;
bool BoundRef::isContainer() const { return false; }
bool BoundRef::isFlag() const { return false; }
bool BoundFlagRefBase::isFlag() const { return true; }
} // namespace Detail
Detail::InternalParseResult Arg::parse(std::string const&,
Detail::TokenStream const& tokens) const {
auto validationResult = validate();
if (!validationResult)
return Detail::InternalParseResult(validationResult);
auto remainingTokens = tokens;
auto const& token = *remainingTokens;
if (token.type != Detail::TokenType::Argument)
return Detail::InternalParseResult::ok(Detail::ParseState(
ParseResultType::NoMatch, remainingTokens));
assert(!m_ref->isFlag());
auto valueRef =
static_cast<Detail::BoundValueRefBase*>(m_ref.get());
auto result = valueRef->setValue(remainingTokens->token);
if (!result)
return Detail::InternalParseResult(result);
else
return Detail::InternalParseResult::ok(Detail::ParseState(
ParseResultType::Matched, ++remainingTokens));
}
Opt::Opt(bool& ref) :
ParserRefImpl(std::make_shared<Detail::BoundFlagRef>(ref)) {}
std::vector<Detail::HelpColumns> Opt::getHelpColumns() const {
std::ostringstream oss;
bool first = true;
for (auto const& opt : m_optNames) {
if (first)
first = false;
else
oss << ", ";
oss << opt;
}
if (!m_hint.empty())
oss << " <" << m_hint << '>';
return { { oss.str(), m_description } };
}
bool Opt::isMatch(std::string const& optToken) const {
auto normalisedToken = normaliseOpt(optToken);
for (auto const& name : m_optNames) {
if (normaliseOpt(name) == normalisedToken)
return true;
}
return false;
}
Detail::InternalParseResult Opt::parse(std::string const&,
Detail::TokenStream const& tokens) const {
auto validationResult = validate();
if (!validationResult)
return Detail::InternalParseResult(validationResult);
auto remainingTokens = tokens;
if (remainingTokens &&
remainingTokens->type == Detail::TokenType::Option) {
auto const& token = *remainingTokens;
if (isMatch(token.token)) {
if (m_ref->isFlag()) {
auto flagRef =
static_cast<Detail::BoundFlagRefBase*>(
m_ref.get());
auto result = flagRef->setFlag(true);
if (!result)
return Detail::InternalParseResult(result);
if (result.value() ==
ParseResultType::ShortCircuitAll)
return Detail::InternalParseResult::ok(Detail::ParseState(
result.value(), remainingTokens));
} else {
auto valueRef =
static_cast<Detail::BoundValueRefBase*>(
m_ref.get());
++remainingTokens;
if (!remainingTokens)
return Detail::InternalParseResult::runtimeError(
"Expected argument following " +
token.token);
auto const& argToken = *remainingTokens;
if (argToken.type != Detail::TokenType::Argument)
return Detail::InternalParseResult::runtimeError(
"Expected argument following " +
token.token);
const auto result = valueRef->setValue(argToken.token);
if (!result)
return Detail::InternalParseResult(result);
if (result.value() ==
ParseResultType::ShortCircuitAll)
return Detail::InternalParseResult::ok(Detail::ParseState(
result.value(), remainingTokens));
}
return Detail::InternalParseResult::ok(Detail::ParseState(
ParseResultType::Matched, ++remainingTokens));
}
}
return Detail::InternalParseResult::ok(
Detail::ParseState(ParseResultType::NoMatch, remainingTokens));
}
Detail::Result Opt::validate() const {
if (m_optNames.empty())
return Detail::Result::logicError("No options supplied to Opt");
for (auto const& name : m_optNames) {
if (name.empty())
return Detail::Result::logicError(
"Option name cannot be empty");
#ifdef CATCH_PLATFORM_WINDOWS
if (name[0] != '-' && name[0] != '/')
return Detail::Result::logicError(
"Option name must begin with '-' or '/'");
#else
if (name[0] != '-')
return Detail::Result::logicError(
"Option name must begin with '-'");
#endif
}
return ParserRefImpl::validate();
}
ExeName::ExeName() :
m_name(std::make_shared<std::string>("<executable>")) {}
ExeName::ExeName(std::string& ref) : ExeName() {
m_ref = std::make_shared<Detail::BoundValueRef<std::string>>(ref);
}
Detail::InternalParseResult
ExeName::parse(std::string const&,
Detail::TokenStream const& tokens) const {
return Detail::InternalParseResult::ok(
Detail::ParseState(ParseResultType::NoMatch, tokens));
}
ParserResult ExeName::set(std::string const& newName) {
auto lastSlash = newName.find_last_of("\\/");
auto filename = (lastSlash == std::string::npos)
? newName
: newName.substr(lastSlash + 1);
*m_name = filename;
if (m_ref)
return m_ref->setValue(filename);
else
return ParserResult::ok(ParseResultType::Matched);
}
Parser& Parser::operator|=( Parser const& other ) {
m_options.insert( m_options.end(),
other.m_options.begin(),
other.m_options.end() );
m_args.insert(
m_args.end(), other.m_args.begin(), other.m_args.end() );
return *this;
}
std::vector<Detail::HelpColumns> Parser::getHelpColumns() const {
std::vector<Detail::HelpColumns> cols;
for ( auto const& o : m_options ) {
auto childCols = o.getHelpColumns();
cols.insert( cols.end(), childCols.begin(), childCols.end() );
}
return cols;
}
void Parser::writeToStream( std::ostream& os ) const {
if ( !m_exeName.name().empty() ) {
os << "usage:\n"
<< " " << m_exeName.name() << ' ';
bool required = true, first = true;
for ( auto const& arg : m_args ) {
if ( first )
first = false;
else
os << ' ';
if ( arg.isOptional() && required ) {
os << '[';
required = false;
}
os << '<' << arg.hint() << '>';
if ( arg.cardinality() == 0 )
os << " ... ";
}
if ( !required )
os << ']';
if ( !m_options.empty() )
os << " options";
os << "\n\nwhere options are:\n";
}
auto rows = getHelpColumns();
size_t consoleWidth = CATCH_CONFIG_CONSOLE_WIDTH;
size_t optWidth = 0;
for ( auto const& cols : rows )
optWidth = ( std::max )( optWidth, cols.left.size() + 2 );
optWidth = ( std::min )( optWidth, consoleWidth / 2 );
for ( auto const& cols : rows ) {
auto row = TextFlow::Column( cols.left )
.width( optWidth )
.indent( 2 ) +
TextFlow::Spacer( 4 ) +
TextFlow::Column( cols.right )
.width( consoleWidth - 7 - optWidth );
os << row << '\n';
}
}
Detail::Result Parser::validate() const {
for ( auto const& opt : m_options ) {
auto result = opt.validate();
if ( !result )
return result;
}
for ( auto const& arg : m_args ) {
auto result = arg.validate();
if ( !result )
return result;
}
return Detail::Result::ok();
}
Detail::InternalParseResult
Parser::parse( std::string const& exeName,
Detail::TokenStream const& tokens ) const {
struct ParserInfo {
ParserBase const* parser = nullptr;
size_t count = 0;
};
std::vector<ParserInfo> parseInfos;
parseInfos.reserve( m_options.size() + m_args.size() );
for ( auto const& opt : m_options ) {
parseInfos.push_back( { &opt, 0 } );
}
for ( auto const& arg : m_args ) {
parseInfos.push_back( { &arg, 0 } );
}
m_exeName.set( exeName );
auto result = Detail::InternalParseResult::ok(
Detail::ParseState( ParseResultType::NoMatch, tokens ) );
while ( result.value().remainingTokens() ) {
bool tokenParsed = false;
for ( auto& parseInfo : parseInfos ) {
if ( parseInfo.parser->cardinality() == 0 ||
parseInfo.count < parseInfo.parser->cardinality() ) {
result = parseInfo.parser->parse(
exeName, result.value().remainingTokens() );
if ( !result )
return result;
if ( result.value().type() !=
ParseResultType::NoMatch ) {
tokenParsed = true;
++parseInfo.count;
break;
}
}
}
if ( result.value().type() == ParseResultType::ShortCircuitAll )
return result;
if ( !tokenParsed )
return Detail::InternalParseResult::runtimeError(
"Unrecognised token: " +
result.value().remainingTokens()->token );
}
// !TBD Check missing required options
return result;
}
Args::Args(int argc, char const* const* argv) :
m_exeName(argv[0]), m_args(argv + 1, argv + argc) {}
Args::Args(std::initializer_list<std::string> args) :
m_exeName(*args.begin()),
m_args(args.begin() + 1, args.end()) {}
Help::Help( bool& showHelpFlag ):
Opt( [&]( bool flag ) {
showHelpFlag = flag;
return ParserResult::ok( ParseResultType::ShortCircuitAll );
} ) {
static_cast<Opt&> ( *this )(
"display usage information" )["-?"]["-h"]["--help"]
.optional();
}
} // namespace Clara
} // namespace Catch

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// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#ifndef CATCH_CLARA_HPP_INCLUDED
#define CATCH_CLARA_HPP_INCLUDED
#if defined( __clang__ )
# pragma clang diagnostic push
# pragma clang diagnostic ignored "-Wweak-vtables"
# pragma clang diagnostic ignored "-Wshadow"
# pragma clang diagnostic ignored "-Wdeprecated"
#endif
#if defined( __GNUC__ )
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wsign-conversion"
#endif
#ifndef CLARA_CONFIG_OPTIONAL_TYPE
# ifdef __has_include
# if __has_include( <optional>) && __cplusplus >= 201703L
# include <optional>
# define CLARA_CONFIG_OPTIONAL_TYPE std::optional
# endif
# endif
#endif
#include <catch2/internal/catch_move_and_forward.hpp>
#include <catch2/internal/catch_noncopyable.hpp>
#include <catch2/internal/catch_void_type.hpp>
#include <cassert>
#include <memory>
#include <ostream>
#include <sstream>
#include <string>
#include <type_traits>
#include <vector>
namespace Catch {
namespace Clara {
class Args;
class Parser;
// enum of result types from a parse
enum class ParseResultType {
Matched,
NoMatch,
ShortCircuitAll,
ShortCircuitSame
};
struct accept_many_t {};
constexpr accept_many_t accept_many {};
namespace Detail {
struct fake_arg {
template <typename T>
operator T();
};
template <typename F, typename = void>
struct is_unary_function : std::false_type {};
template <typename F>
struct is_unary_function<
F,
Catch::Detail::void_t<decltype(
std::declval<F>()( fake_arg() ) )
>
> : std::true_type {};
// Traits for extracting arg and return type of lambdas (for single
// argument lambdas)
template <typename L>
struct UnaryLambdaTraits
: UnaryLambdaTraits<decltype( &L::operator() )> {};
template <typename ClassT, typename ReturnT, typename... Args>
struct UnaryLambdaTraits<ReturnT ( ClassT::* )( Args... ) const> {
static const bool isValid = false;
};
template <typename ClassT, typename ReturnT, typename ArgT>
struct UnaryLambdaTraits<ReturnT ( ClassT::* )( ArgT ) const> {
static const bool isValid = true;
using ArgType = std::remove_const_t<std::remove_reference_t<ArgT>>;
using ReturnType = ReturnT;
};
class TokenStream;
// Wraps a token coming from a token stream. These may not directly
// correspond to strings as a single string may encode an option +
// its argument if the : or = form is used
enum class TokenType { Option, Argument };
struct Token {
TokenType type;
std::string token;
};
// Abstracts iterators into args as a stream of tokens, with option
// arguments uniformly handled
class TokenStream {
using Iterator = std::vector<std::string>::const_iterator;
Iterator it;
Iterator itEnd;
std::vector<Token> m_tokenBuffer;
void loadBuffer();
public:
explicit TokenStream( Args const& args );
TokenStream( Iterator it, Iterator itEnd );
explicit operator bool() const {
return !m_tokenBuffer.empty() || it != itEnd;
}
size_t count() const {
return m_tokenBuffer.size() + ( itEnd - it );
}
Token operator*() const {
assert( !m_tokenBuffer.empty() );
return m_tokenBuffer.front();
}
Token const* operator->() const {
assert( !m_tokenBuffer.empty() );
return &m_tokenBuffer.front();
}
TokenStream& operator++();
};
//! Denotes type of a parsing result
enum class ResultType {
Ok, ///< No errors
LogicError, ///< Error in user-specified arguments for
///< construction
RuntimeError ///< Error in parsing inputs
};
class ResultBase {
protected:
ResultBase( ResultType type ): m_type( type ) {}
virtual ~ResultBase(); // = default;
ResultBase(ResultBase const&) = default;
ResultBase& operator=(ResultBase const&) = default;
ResultBase(ResultBase&&) = default;
ResultBase& operator=(ResultBase&&) = default;
virtual void enforceOk() const = 0;
ResultType m_type;
};
template <typename T> class ResultValueBase : public ResultBase {
public:
auto value() const -> T const& {
enforceOk();
return m_value;
}
protected:
ResultValueBase( ResultType type ): ResultBase( type ) {}
ResultValueBase( ResultValueBase const& other ):
ResultBase( other ) {
if ( m_type == ResultType::Ok )
new ( &m_value ) T( other.m_value );
}
ResultValueBase( ResultType, T const& value ): ResultBase( ResultType::Ok ) {
new ( &m_value ) T( value );
}
auto operator=( ResultValueBase const& other )
-> ResultValueBase& {
if ( m_type == ResultType::Ok )
m_value.~T();
ResultBase::operator=( other );
if ( m_type == ResultType::Ok )
new ( &m_value ) T( other.m_value );
return *this;
}
~ResultValueBase() override {
if ( m_type == ResultType::Ok )
m_value.~T();
}
union {
T m_value;
};
};
template <> class ResultValueBase<void> : public ResultBase {
protected:
using ResultBase::ResultBase;
};
template <typename T = void>
class BasicResult : public ResultValueBase<T> {
public:
template <typename U>
explicit BasicResult( BasicResult<U> const& other ):
ResultValueBase<T>( other.type() ),
m_errorMessage( other.errorMessage() ) {
assert( type() != ResultType::Ok );
}
template <typename U>
static auto ok( U const& value ) -> BasicResult {
return { ResultType::Ok, value };
}
static auto ok() -> BasicResult { return { ResultType::Ok }; }
static auto logicError( std::string&& message )
-> BasicResult {
return { ResultType::LogicError, CATCH_MOVE(message) };
}
static auto runtimeError( std::string&& message )
-> BasicResult {
return { ResultType::RuntimeError, CATCH_MOVE(message) };
}
explicit operator bool() const {
return m_type == ResultType::Ok;
}
auto type() const -> ResultType { return m_type; }
auto errorMessage() const -> std::string const& {
return m_errorMessage;
}
protected:
void enforceOk() const override {
// Errors shouldn't reach this point, but if they do
// the actual error message will be in m_errorMessage
assert( m_type != ResultType::LogicError );
assert( m_type != ResultType::RuntimeError );
if ( m_type != ResultType::Ok )
std::abort();
}
std::string
m_errorMessage; // Only populated if resultType is an error
BasicResult( ResultType type,
std::string&& message ):
ResultValueBase<T>( type ), m_errorMessage( CATCH_MOVE(message) ) {
assert( m_type != ResultType::Ok );
}
using ResultValueBase<T>::ResultValueBase;
using ResultBase::m_type;
};
class ParseState {
public:
ParseState( ParseResultType type,
TokenStream const& remainingTokens );
ParseResultType type() const { return m_type; }
TokenStream const& remainingTokens() const {
return m_remainingTokens;
}
private:
ParseResultType m_type;
TokenStream m_remainingTokens;
};
using Result = BasicResult<void>;
using ParserResult = BasicResult<ParseResultType>;
using InternalParseResult = BasicResult<ParseState>;
struct HelpColumns {
std::string left;
std::string right;
};
template <typename T>
ParserResult convertInto( std::string const& source, T& target ) {
std::stringstream ss( source );
ss >> target;
if ( ss.fail() ) {
return ParserResult::runtimeError(
"Unable to convert '" + source +
"' to destination type" );
} else {
return ParserResult::ok( ParseResultType::Matched );
}
}
ParserResult convertInto( std::string const& source,
std::string& target );
ParserResult convertInto( std::string const& source, bool& target );
#ifdef CLARA_CONFIG_OPTIONAL_TYPE
template <typename T>
auto convertInto( std::string const& source,
CLARA_CONFIG_OPTIONAL_TYPE<T>& target )
-> ParserResult {
T temp;
auto result = convertInto( source, temp );
if ( result )
target = CATCH_MOVE( temp );
return result;
}
#endif // CLARA_CONFIG_OPTIONAL_TYPE
struct BoundRef : Catch::Detail::NonCopyable {
virtual ~BoundRef() = default;
virtual bool isContainer() const;
virtual bool isFlag() const;
};
struct BoundValueRefBase : BoundRef {
virtual auto setValue( std::string const& arg )
-> ParserResult = 0;
};
struct BoundFlagRefBase : BoundRef {
virtual auto setFlag( bool flag ) -> ParserResult = 0;
bool isFlag() const override;
};
template <typename T> struct BoundValueRef : BoundValueRefBase {
T& m_ref;
explicit BoundValueRef( T& ref ): m_ref( ref ) {}
ParserResult setValue( std::string const& arg ) override {
return convertInto( arg, m_ref );
}
};
template <typename T>
struct BoundValueRef<std::vector<T>> : BoundValueRefBase {
std::vector<T>& m_ref;
explicit BoundValueRef( std::vector<T>& ref ): m_ref( ref ) {}
auto isContainer() const -> bool override { return true; }
auto setValue( std::string const& arg )
-> ParserResult override {
T temp;
auto result = convertInto( arg, temp );
if ( result )
m_ref.push_back( temp );
return result;
}
};
struct BoundFlagRef : BoundFlagRefBase {
bool& m_ref;
explicit BoundFlagRef( bool& ref ): m_ref( ref ) {}
ParserResult setFlag( bool flag ) override;
};
template <typename ReturnType> struct LambdaInvoker {
static_assert(
std::is_same<ReturnType, ParserResult>::value,
"Lambda must return void or clara::ParserResult" );
template <typename L, typename ArgType>
static auto invoke( L const& lambda, ArgType const& arg )
-> ParserResult {
return lambda( arg );
}
};
template <> struct LambdaInvoker<void> {
template <typename L, typename ArgType>
static auto invoke( L const& lambda, ArgType const& arg )
-> ParserResult {
lambda( arg );
return ParserResult::ok( ParseResultType::Matched );
}
};
template <typename ArgType, typename L>
auto invokeLambda( L const& lambda, std::string const& arg )
-> ParserResult {
ArgType temp{};
auto result = convertInto( arg, temp );
return !result ? result
: LambdaInvoker<typename UnaryLambdaTraits<
L>::ReturnType>::invoke( lambda, temp );
}
template <typename L> struct BoundLambda : BoundValueRefBase {
L m_lambda;
static_assert(
UnaryLambdaTraits<L>::isValid,
"Supplied lambda must take exactly one argument" );
explicit BoundLambda( L const& lambda ): m_lambda( lambda ) {}
auto setValue( std::string const& arg )
-> ParserResult override {
return invokeLambda<typename UnaryLambdaTraits<L>::ArgType>(
m_lambda, arg );
}
};
template <typename L> struct BoundManyLambda : BoundLambda<L> {
explicit BoundManyLambda( L const& lambda ): BoundLambda<L>( lambda ) {}
bool isContainer() const override { return true; }
};
template <typename L> struct BoundFlagLambda : BoundFlagRefBase {
L m_lambda;
static_assert(
UnaryLambdaTraits<L>::isValid,
"Supplied lambda must take exactly one argument" );
static_assert(
std::is_same<typename UnaryLambdaTraits<L>::ArgType,
bool>::value,
"flags must be boolean" );
explicit BoundFlagLambda( L const& lambda ):
m_lambda( lambda ) {}
auto setFlag( bool flag ) -> ParserResult override {
return LambdaInvoker<typename UnaryLambdaTraits<
L>::ReturnType>::invoke( m_lambda, flag );
}
};
enum class Optionality { Optional, Required };
class ParserBase {
public:
virtual ~ParserBase() = default;
virtual auto validate() const -> Result { return Result::ok(); }
virtual auto parse( std::string const& exeName,
TokenStream const& tokens ) const
-> InternalParseResult = 0;
virtual size_t cardinality() const;
InternalParseResult parse( Args const& args ) const;
};
template <typename DerivedT>
class ComposableParserImpl : public ParserBase {
public:
template <typename T>
auto operator|( T const& other ) const -> Parser;
};
// Common code and state for Args and Opts
template <typename DerivedT>
class ParserRefImpl : public ComposableParserImpl<DerivedT> {
protected:
Optionality m_optionality = Optionality::Optional;
std::shared_ptr<BoundRef> m_ref;
std::string m_hint;
std::string m_description;
explicit ParserRefImpl( std::shared_ptr<BoundRef> const& ref ):
m_ref( ref ) {}
public:
template <typename LambdaT>
ParserRefImpl( accept_many_t,
LambdaT const& ref,
std::string const& hint ):
m_ref( std::make_shared<BoundManyLambda<LambdaT>>( ref ) ),
m_hint( hint ) {}
template <typename T,
typename = typename std::enable_if_t<
!Detail::is_unary_function<T>::value>>
ParserRefImpl( T& ref, std::string const& hint ):
m_ref( std::make_shared<BoundValueRef<T>>( ref ) ),
m_hint( hint ) {}
template <typename LambdaT,
typename = typename std::enable_if_t<
Detail::is_unary_function<LambdaT>::value>>
ParserRefImpl( LambdaT const& ref, std::string const& hint ):
m_ref( std::make_shared<BoundLambda<LambdaT>>( ref ) ),
m_hint( hint ) {}
auto operator()( std::string const& description ) -> DerivedT& {
m_description = description;
return static_cast<DerivedT&>( *this );
}
auto optional() -> DerivedT& {
m_optionality = Optionality::Optional;
return static_cast<DerivedT&>( *this );
}
auto required() -> DerivedT& {
m_optionality = Optionality::Required;
return static_cast<DerivedT&>( *this );
}
auto isOptional() const -> bool {
return m_optionality == Optionality::Optional;
}
auto cardinality() const -> size_t override {
if ( m_ref->isContainer() )
return 0;
else
return 1;
}
std::string const& hint() const { return m_hint; }
};
} // namespace detail
// A parser for arguments
class Arg : public Detail::ParserRefImpl<Arg> {
public:
using ParserRefImpl::ParserRefImpl;
using ParserBase::parse;
Detail::InternalParseResult
parse(std::string const&,
Detail::TokenStream const& tokens) const override;
};
// A parser for options
class Opt : public Detail::ParserRefImpl<Opt> {
protected:
std::vector<std::string> m_optNames;
public:
template <typename LambdaT>
explicit Opt(LambdaT const& ref) :
ParserRefImpl(
std::make_shared<Detail::BoundFlagLambda<LambdaT>>(ref)) {}
explicit Opt(bool& ref);
template <typename LambdaT,
typename = typename std::enable_if_t<
Detail::is_unary_function<LambdaT>::value>>
Opt( LambdaT const& ref, std::string const& hint ):
ParserRefImpl( ref, hint ) {}
template <typename LambdaT>
Opt( accept_many_t, LambdaT const& ref, std::string const& hint ):
ParserRefImpl( accept_many, ref, hint ) {}
template <typename T,
typename = typename std::enable_if_t<
!Detail::is_unary_function<T>::value>>
Opt( T& ref, std::string const& hint ):
ParserRefImpl( ref, hint ) {}
auto operator[](std::string const& optName) -> Opt& {
m_optNames.push_back(optName);
return *this;
}
std::vector<Detail::HelpColumns> getHelpColumns() const;
bool isMatch(std::string const& optToken) const;
using ParserBase::parse;
Detail::InternalParseResult
parse(std::string const&,
Detail::TokenStream const& tokens) const override;
Detail::Result validate() const override;
};
// Specifies the name of the executable
class ExeName : public Detail::ComposableParserImpl<ExeName> {
std::shared_ptr<std::string> m_name;
std::shared_ptr<Detail::BoundValueRefBase> m_ref;
public:
ExeName();
explicit ExeName(std::string& ref);
template <typename LambdaT>
explicit ExeName(LambdaT const& lambda) : ExeName() {
m_ref = std::make_shared<Detail::BoundLambda<LambdaT>>(lambda);
}
// The exe name is not parsed out of the normal tokens, but is
// handled specially
Detail::InternalParseResult
parse(std::string const&,
Detail::TokenStream const& tokens) const override;
std::string const& name() const { return *m_name; }
Detail::ParserResult set(std::string const& newName);
};
// A Combined parser
class Parser : Detail::ParserBase {
mutable ExeName m_exeName;
std::vector<Opt> m_options;
std::vector<Arg> m_args;
public:
auto operator|=(ExeName const& exeName) -> Parser& {
m_exeName = exeName;
return *this;
}
auto operator|=(Arg const& arg) -> Parser& {
m_args.push_back(arg);
return *this;
}
auto operator|=(Opt const& opt) -> Parser& {
m_options.push_back(opt);
return *this;
}
Parser& operator|=(Parser const& other);
template <typename T>
auto operator|(T const& other) const -> Parser {
return Parser(*this) |= other;
}
std::vector<Detail::HelpColumns> getHelpColumns() const;
void writeToStream(std::ostream& os) const;
friend auto operator<<(std::ostream& os, Parser const& parser)
-> std::ostream& {
parser.writeToStream(os);
return os;
}
Detail::Result validate() const override;
using ParserBase::parse;
Detail::InternalParseResult
parse(std::string const& exeName,
Detail::TokenStream const& tokens) const override;
};
// Transport for raw args (copied from main args, or supplied via
// init list for testing)
class Args {
friend Detail::TokenStream;
std::string m_exeName;
std::vector<std::string> m_args;
public:
Args(int argc, char const* const* argv);
Args(std::initializer_list<std::string> args);
std::string const& exeName() const { return m_exeName; }
};
// Convenience wrapper for option parser that specifies the help option
struct Help : Opt {
Help(bool& showHelpFlag);
};
// Result type for parser operation
using Detail::ParserResult;
namespace Detail {
template <typename DerivedT>
template <typename T>
Parser
ComposableParserImpl<DerivedT>::operator|(T const& other) const {
return Parser() | static_cast<DerivedT const&>(*this) | other;
}
}
} // namespace Clara
} // namespace Catch
#if defined( __clang__ )
# pragma clang diagnostic pop
#endif
#if defined( __GNUC__ )
# pragma GCC diagnostic pop
#endif
#endif // CATCH_CLARA_HPP_INCLUDED

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