projektAI/venv/Lib/site-packages/pandas/tests/util/test_validate_kwargs.py

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2021-06-06 22:13:05 +02:00
import pytest
from pandas.util._validators import validate_bool_kwarg, validate_kwargs
_fname = "func"
def test_bad_kwarg():
good_arg = "f"
bad_arg = good_arg + "o"
compat_args = {good_arg: "foo", bad_arg + "o": "bar"}
kwargs = {good_arg: "foo", bad_arg: "bar"}
msg = fr"{_fname}\(\) got an unexpected keyword argument '{bad_arg}'"
with pytest.raises(TypeError, match=msg):
validate_kwargs(_fname, kwargs, compat_args)
@pytest.mark.parametrize("i", range(1, 3))
def test_not_all_none(i):
bad_arg = "foo"
msg = (
fr"the '{bad_arg}' parameter is not supported "
fr"in the pandas implementation of {_fname}\(\)"
)
compat_args = {"foo": 1, "bar": "s", "baz": None}
kwarg_keys = ("foo", "bar", "baz")
kwarg_vals = (2, "s", None)
kwargs = dict(zip(kwarg_keys[:i], kwarg_vals[:i]))
with pytest.raises(ValueError, match=msg):
validate_kwargs(_fname, kwargs, compat_args)
def test_validation():
# No exceptions should be raised.
compat_args = {"f": None, "b": 1, "ba": "s"}
kwargs = {"f": None, "b": 1}
validate_kwargs(_fname, kwargs, compat_args)
@pytest.mark.parametrize("name", ["inplace", "copy"])
@pytest.mark.parametrize("value", [1, "True", [1, 2, 3], 5.0])
def test_validate_bool_kwarg_fail(name, value):
msg = (
f'For argument "{name}" expected type bool, '
f"received type {type(value).__name__}"
)
with pytest.raises(ValueError, match=msg):
validate_bool_kwarg(value, name)
@pytest.mark.parametrize("name", ["inplace", "copy"])
@pytest.mark.parametrize("value", [True, False, None])
def test_validate_bool_kwarg(name, value):
assert validate_bool_kwarg(value, name) == value