Method test_low_dim_handling

numpy/lib/tests/test_index_tricks.py:469–473

(self)

        assert_equal(np.where(a != 0), (i, i, i, i))

    def test_low_dim_handling(self):
        # raise error with low dimensionality
        a = np.zeros(3, int)
        with assert_raises_regex(ValueError, "at least 2-d"):
            fill_diagonal(a, 5)

    def test_hetero_shape_handling(self):
        # raise error with high dimensionality and