Method test_kron_ma

numpy/lib/tests/test_shape_base.py:697–702

(self)

        assert_array_equal(np.kron(a, b), k)

    def test_kron_ma(self):
        x = np.ma.array([[1, 2], [3, 4]], mask=[[0, 1], [1, 0]])
        k = np.ma.array(np.diag([1, 4, 4, 16]),
                mask=~np.array(np.identity(4), dtype=bool))

        assert_array_equal(k, np.kron(x, x))

    @pytest.mark.parametrize(
        "shape_a,shape_b", [