craftbeerpi4-pione/venv/lib/python3.8/site-packages/pandas/tests/frame/test_validate.py
2021-01-30 22:29:33 +01:00

41 lines
1.1 KiB
Python

import pytest
from pandas.core.frame import DataFrame
@pytest.fixture
def dataframe():
return DataFrame({"a": [1, 2], "b": [3, 4]})
class TestDataFrameValidate:
"""Tests for error handling related to data types of method arguments."""
@pytest.mark.parametrize(
"func",
[
"query",
"eval",
"set_index",
"reset_index",
"dropna",
"drop_duplicates",
"sort_values",
],
)
@pytest.mark.parametrize("inplace", [1, "True", [1, 2, 3], 5.0])
def test_validate_bool_args(self, dataframe, func, inplace):
msg = 'For argument "inplace" expected type bool'
kwargs = dict(inplace=inplace)
if func == "query":
kwargs["expr"] = "a > b"
elif func == "eval":
kwargs["expr"] = "a + b"
elif func == "set_index":
kwargs["keys"] = ["a"]
elif func == "sort_values":
kwargs["by"] = ["a"]
with pytest.raises(ValueError, match=msg):
getattr(dataframe, func)(**kwargs)