mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-12-30 17:31:44 +01:00
70 lines
1.8 KiB
Python
70 lines
1.8 KiB
Python
"""
|
|
Though Index.fillna and Series.fillna has separate impl,
|
|
test here to confirm these works as the same
|
|
"""
|
|
|
|
import numpy as np
|
|
import pytest
|
|
|
|
from pandas._libs import iNaT
|
|
|
|
from pandas.core.dtypes.common import needs_i8_conversion
|
|
from pandas.core.dtypes.generic import ABCMultiIndex
|
|
|
|
from pandas import Index
|
|
import pandas._testing as tm
|
|
from pandas.tests.base.common import allow_na_ops
|
|
|
|
|
|
def test_fillna(index_or_series_obj):
|
|
# GH 11343
|
|
obj = index_or_series_obj
|
|
if isinstance(obj, ABCMultiIndex):
|
|
pytest.skip("MultiIndex doesn't support isna")
|
|
|
|
# values will not be changed
|
|
fill_value = obj.values[0] if len(obj) > 0 else 0
|
|
result = obj.fillna(fill_value)
|
|
if isinstance(obj, Index):
|
|
tm.assert_index_equal(obj, result)
|
|
else:
|
|
tm.assert_series_equal(obj, result)
|
|
|
|
# check shallow_copied
|
|
assert obj is not result
|
|
|
|
|
|
@pytest.mark.parametrize("null_obj", [np.nan, None])
|
|
def test_fillna_null(null_obj, index_or_series_obj):
|
|
# GH 11343
|
|
obj = index_or_series_obj
|
|
klass = type(obj)
|
|
|
|
if not allow_na_ops(obj):
|
|
pytest.skip(f"{klass} doesn't allow for NA operations")
|
|
elif len(obj) < 1:
|
|
pytest.skip("Test doesn't make sense on empty data")
|
|
elif isinstance(obj, ABCMultiIndex):
|
|
pytest.skip(f"MultiIndex can't hold '{null_obj}'")
|
|
|
|
values = obj.values
|
|
fill_value = values[0]
|
|
expected = values.copy()
|
|
if needs_i8_conversion(obj.dtype):
|
|
values[0:2] = iNaT
|
|
expected[0:2] = fill_value
|
|
else:
|
|
values[0:2] = null_obj
|
|
expected[0:2] = fill_value
|
|
|
|
expected = klass(expected)
|
|
obj = klass(values)
|
|
|
|
result = obj.fillna(fill_value)
|
|
if isinstance(obj, Index):
|
|
tm.assert_index_equal(result, expected)
|
|
else:
|
|
tm.assert_series_equal(result, expected)
|
|
|
|
# check shallow_copied
|
|
assert obj is not result
|