Inzynierka/Lib/site-packages/pandas/tests/copy_view/index/test_timedeltaindex.py
2023-06-02 12:51:02 +02:00

27 lines
564 B
Python

import pytest
from pandas import (
Series,
Timedelta,
TimedeltaIndex,
timedelta_range,
)
import pandas._testing as tm
@pytest.mark.parametrize(
"cons",
[
lambda x: TimedeltaIndex(x),
lambda x: TimedeltaIndex(TimedeltaIndex(x)),
],
)
def test_timedeltaindex(using_copy_on_write, cons):
dt = timedelta_range("1 day", periods=3)
ser = Series(dt)
idx = cons(ser)
expected = idx.copy(deep=True)
ser.iloc[0] = Timedelta("5 days")
if using_copy_on_write:
tm.assert_index_equal(idx, expected)