Method test_rindex_raises

numpy/_core/tests/test_strings.py:809–813

(self, buf, sub, start, end, dt)

        ("rrarrrrrrrrra", "a", 4, 6),
    ])
    def test_rindex_raises(self, buf, sub, start, end, dt):
        buf = np.array(buf, dtype=dt)
        sub = np.array(sub, dtype=dt)
        with pytest.raises(ValueError, match="substring not found"):
            np.strings.rindex(buf, sub, start, end)

    @pytest.mark.parametrize("buf,tabsize,res", [
        ("abc\rab\tdef\ng\thi", 8, "abc\rab      def\ng       hi"),