Inzynierka/Lib/site-packages/pandas/tests/util/test_show_versions.py
2023-06-02 12:51:02 +02:00

82 lines
2.0 KiB
Python

import json
import os
import re
from pandas.util._print_versions import (
_get_dependency_info,
_get_sys_info,
)
import pandas as pd
def test_show_versions(tmpdir):
# GH39701
as_json = os.path.join(tmpdir, "test_output.json")
pd.show_versions(as_json=as_json)
with open(as_json) as fd:
# check if file output is valid JSON, will raise an exception if not
result = json.load(fd)
# Basic check that each version element is found in output
expected = {
"system": _get_sys_info(),
"dependencies": _get_dependency_info(),
}
assert result == expected
def test_show_versions_console_json(capsys):
# GH39701
pd.show_versions(as_json=True)
stdout = capsys.readouterr().out
# check valid json is printed to the console if as_json is True
result = json.loads(stdout)
# Basic check that each version element is found in output
expected = {
"system": _get_sys_info(),
"dependencies": _get_dependency_info(),
}
assert result == expected
def test_show_versions_console(capsys):
# gh-32041
# gh-32041
pd.show_versions(as_json=False)
result = capsys.readouterr().out
# check header
assert "INSTALLED VERSIONS" in result
# check full commit hash
assert re.search(r"commit\s*:\s[0-9a-f]{40}\n", result)
# check required dependency
# 2020-12-09 npdev has "dirty" in the tag
# 2022-05-25 npdev released with RC wo/ "dirty".
# Just ensure we match [0-9]+\..* since npdev version is variable
assert re.search(r"numpy\s*:\s[0-9]+\..*\n", result)
# check optional dependency
assert re.search(r"pyarrow\s*:\s([0-9]+.*|None)\n", result)
def test_json_output_match(capsys, tmpdir):
# GH39701
pd.show_versions(as_json=True)
result_console = capsys.readouterr().out
out_path = os.path.join(tmpdir, "test_json.json")
pd.show_versions(as_json=out_path)
with open(out_path) as out_fd:
result_file = out_fd.read()
assert result_console == result_file