def METHOD_NAME():
    """Test horizontal orientation."""
    graph = FramedVoronoiGraph(
        (3, 3),
    )
    assert_array_almost_equal(
        graph.x_of_node[0:4],
        [0.0, 1.0, 2.0, 0.0],
    )
    assert_array_almost_equal(
        graph.x_of_node[5:9],
        [2.0, 0.0, 1.0, 2.0],
    )