5a7514ccb18a3a506d453dd048c665c33835ee56,pandas/tests/indexes/categorical/test_indexing.py,TestGetIndexer,test_get_indexer_non_unique,#TestGetIndexer#,207

Before Change

        ci = CategoricalIndex(list("aabbca"), categories=list("cab"), ordered=False)
        oidx = Index(np.array(ci))

        for n in [1, 2, 5, len(ci)]:
            finder = oidx[np.random.randint(0, len(ci), size=n)]
            expected = oidx.get_indexer_non_unique(finder)[0]

            actual = ci.get_indexer(finder)
            tm.assert_numpy_array_equal(expected, actual)

        // see gh-17323
        //
        // Even when indexer is equal to the
        // members in the index, we should
        // respect duplicates instead of taking
        // the fast-track path.
        for finder in [list("aabbca"), list("aababca")]:
            expected = oidx.get_indexer_non_unique(finder)[0]

            actual = ci.get_indexer(finder)

After Change

        for indexer in [idx2, list("abf"), Index(list("abf"))]:
            msg = "Reindexing only valid with uniquely valued Index objects"
            with pytest.raises(InvalidIndexError, match=msg):
                idx1.get_indexer(idx2)

            r1, _ = idx1.get_indexer_non_unique(idx2)
            expected = np.array([0, 1, 2, -1], dtype=np.intp)
            tm.assert_almost_equal(r1, expected)

Instances