def test_intersection(self, closed, sort): index = monotonic_index(0, 11, closed=closed) other = monotonic_index(5, 13, closed=closed) expected = monotonic_index(5, 11, closed=closed) result = index[::-1].intersection(other, sort=sort) if sort is None: tm.assert_index_equal(result, expected) assert tm.equalContents(result, expected) result = other[::-1].intersection(index, sort=sort) if sort is None: tm.assert_index_equal(result, expected) assert tm.equalContents(result, expected) tm.assert_index_equal(index.intersection(index, sort=sort), index) # GH 19101: empty result, same dtype other = monotonic_index(300, 314, closed=closed) expected = empty_index(dtype="int64", closed=closed) result = index.intersection(other, sort=sort) tm.assert_index_equal(result, expected) # GH 19101: empty result, different dtypes other = monotonic_index(300, 314, dtype="float64", closed=closed) result = index.intersection(other, sort=sort) tm.assert_index_equal(result, expected) # GH 26225: nested intervals index = IntervalIndex.from_tuples([(1, 2), (1, 3), (1, 4), (0, 2)]) other = IntervalIndex.from_tuples([(1, 2), (1, 3)]) expected = IntervalIndex.from_tuples([(1, 2), (1, 3)]) result = index.intersection(other) tm.assert_index_equal(result, expected) # GH 26225: duplicate element index = IntervalIndex.from_tuples([(1, 2), (1, 2), (2, 3), (3, 4)]) other = IntervalIndex.from_tuples([(1, 2), (2, 3)]) expected = IntervalIndex.from_tuples([(1, 2), (1, 2), (2, 3)]) result = index.intersection(other) tm.assert_index_equal(result, expected) # GH 26225 index = IntervalIndex.from_tuples([(0, 3), (0, 2)]) other = IntervalIndex.from_tuples([(0, 2), (1, 3)]) expected = IntervalIndex.from_tuples([(0, 2)]) result = index.intersection(other) tm.assert_index_equal(result, expected) # GH 26225: duplicate nan element index = IntervalIndex([np.nan, np.nan]) other = IntervalIndex([np.nan]) expected = IntervalIndex([np.nan]) result = index.intersection(other) tm.assert_index_equal(result, expected)
def test_intersection(self, closed, sort): index = monotonic_index(0, 11, closed=closed) other = monotonic_index(5, 13, closed=closed) expected = monotonic_index(5, 11, closed=closed) result = index[::-1].intersection(other, sort=sort) if sort is None: tm.assert_index_equal(result, expected) assert tm.equalContents(result, expected) result = other[::-1].intersection(index, sort=sort) if sort is None: tm.assert_index_equal(result, expected) assert tm.equalContents(result, expected) tm.assert_index_equal(index.intersection(index, sort=sort), index) # GH 19101: empty result, same dtype other = monotonic_index(300, 314, closed=closed) expected = empty_index(dtype='int64', closed=closed) result = index.intersection(other, sort=sort) tm.assert_index_equal(result, expected) # GH 19101: empty result, different dtypes other = monotonic_index(300, 314, dtype='float64', closed=closed) result = index.intersection(other, sort=sort) tm.assert_index_equal(result, expected) # GH 26225: nested intervals index = IntervalIndex.from_tuples([(1, 2), (1, 3), (1, 4), (0, 2)]) other = IntervalIndex.from_tuples([(1, 2), (1, 3)]) expected = IntervalIndex.from_tuples([(1, 2), (1, 3)]) result = index.intersection(other) tm.assert_index_equal(result, expected) # GH 26225: duplicate element index = IntervalIndex.from_tuples([(1, 2), (1, 2), (2, 3), (3, 4)]) other = IntervalIndex.from_tuples([(1, 2), (2, 3)]) expected = IntervalIndex.from_tuples([(1, 2), (1, 2), (2, 3)]) result = index.intersection(other) tm.assert_index_equal(result, expected) # GH 26225 index = IntervalIndex.from_tuples([(0, 3), (0, 2)]) other = IntervalIndex.from_tuples([(0, 2), (1, 3)]) expected = IntervalIndex.from_tuples([(0, 2)]) result = index.intersection(other) tm.assert_index_equal(result, expected) # GH 26225: duplicate nan element index = IntervalIndex([np.nan, np.nan]) other = IntervalIndex([np.nan]) expected = IntervalIndex([np.nan]) result = index.intersection(other) tm.assert_index_equal(result, expected)
def test_intersection(self, closed, sort): index = monotonic_index(0, 11, closed=closed) other = monotonic_index(5, 13, closed=closed) expected = monotonic_index(5, 11, closed=closed) result = index[::-1].intersection(other, sort=sort) if sort is None: tm.assert_index_equal(result, expected) assert tm.equalContents(result, expected) result = other[::-1].intersection(index, sort=sort) if sort is None: tm.assert_index_equal(result, expected) assert tm.equalContents(result, expected) tm.assert_index_equal(index.intersection(index, sort=sort), index) # GH 26225: nested intervals index = IntervalIndex.from_tuples([(1, 2), (1, 3), (1, 4), (0, 2)]) other = IntervalIndex.from_tuples([(1, 2), (1, 3)]) expected = IntervalIndex.from_tuples([(1, 2), (1, 3)]) result = index.intersection(other) tm.assert_index_equal(result, expected) # GH 26225 index = IntervalIndex.from_tuples([(0, 3), (0, 2)]) other = IntervalIndex.from_tuples([(0, 2), (1, 3)]) expected = IntervalIndex.from_tuples([(0, 2)]) result = index.intersection(other) tm.assert_index_equal(result, expected) # GH 26225: duplicate nan element index = IntervalIndex([np.nan, np.nan]) other = IntervalIndex([np.nan]) expected = IntervalIndex([np.nan]) result = index.intersection(other) tm.assert_index_equal(result, expected)