ai-content-maker/.venv/Lib/site-packages/pandas/tests/indexes/interval/test_base.py

72 lines
2.3 KiB
Python

import numpy as np
import pytest
from pandas import IntervalIndex
import pandas._testing as tm
from pandas.tests.indexes.common import Base
class TestBase(Base):
"""
Tests specific to the shared common index tests; unrelated tests should be placed
in test_interval.py or the specific test file (e.g. test_astype.py)
"""
_index_cls = IntervalIndex
@pytest.fixture
def simple_index(self) -> IntervalIndex:
return self._index_cls.from_breaks(range(11), closed="right")
@pytest.fixture
def index(self):
return tm.makeIntervalIndex(10)
def create_index(self, *, closed="right"):
return IntervalIndex.from_breaks(range(11), closed=closed)
def test_repr_max_seq_item_setting(self):
# override base test: not a valid repr as we use interval notation
pass
def test_repr_roundtrip(self):
# override base test: not a valid repr as we use interval notation
pass
def test_take(self, closed):
index = self.create_index(closed=closed)
result = index.take(range(10))
tm.assert_index_equal(result, index)
result = index.take([0, 0, 1])
expected = IntervalIndex.from_arrays([0, 0, 1], [1, 1, 2], closed=closed)
tm.assert_index_equal(result, expected)
def test_where(self, simple_index, listlike_box):
klass = listlike_box
idx = simple_index
cond = [True] * len(idx)
expected = idx
result = expected.where(klass(cond))
tm.assert_index_equal(result, expected)
cond = [False] + [True] * len(idx[1:])
expected = IntervalIndex([np.nan] + idx[1:].tolist())
result = idx.where(klass(cond))
tm.assert_index_equal(result, expected)
def test_getitem_2d_deprecated(self, simple_index):
# GH#30588 multi-dim indexing is deprecated, but raising is also acceptable
idx = simple_index
with pytest.raises(ValueError, match="multi-dimensional indexing not allowed"):
with tm.assert_produces_warning(FutureWarning):
idx[:, None]
with pytest.raises(ValueError, match="multi-dimensional indexing not allowed"):
# GH#44051
idx[True]
with pytest.raises(ValueError, match="multi-dimensional indexing not allowed"):
# GH#44051
idx[False]