def METHOD_NAME():
    """Test link-face connectivity."""
    graph = DualUniformRectilinearGraph((3, 4))
    assert_array_equal(graph.link_at_face, [4, 5, 7, 8, 9, 11, 12])
    assert_array_equal(
        graph.face_at_link,
        [-1, -1, -1, -1, 0, 1, -1, 2, 3, 4, -1, 5, 6, -1, -1, -1, -1],
    )