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- import pytest
- from pandas import (
- IntervalIndex,
- MultiIndex,
- RangeIndex,
- )
- import pandas._testing as tm
- @pytest.fixture
- def range_index():
- return RangeIndex(3, name="range_index")
- @pytest.fixture
- def interval_index():
- return IntervalIndex.from_tuples(
- [(0.0, 1.0), (1.0, 2.0), (1.5, 2.5)], name="interval_index"
- )
- def test_join_overlapping_in_mi_to_same_intervalindex(range_index, interval_index):
- # GH-45661
- multi_index = MultiIndex.from_product([interval_index, range_index])
- result = multi_index.join(interval_index)
- tm.assert_index_equal(result, multi_index)
- def test_join_overlapping_to_multiindex_with_same_interval(range_index, interval_index):
- # GH-45661
- multi_index = MultiIndex.from_product([interval_index, range_index])
- result = interval_index.join(multi_index)
- tm.assert_index_equal(result, multi_index)
- def test_join_overlapping_interval_to_another_intervalindex(interval_index):
- # GH-45661
- flipped_interval_index = interval_index[::-1]
- result = interval_index.join(flipped_interval_index)
- tm.assert_index_equal(result, interval_index)
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