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- 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 = dict(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
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