def test_uniformscale3d_from_vector(): scale = 2 h**o = np.array([[scale, 0, 0, 0], [0, scale, 0, 0], [0, 0, scale, 0], [0, 0, 0, 1]]) uniform_scale = UniformScale(1, 3) tr = uniform_scale.from_vector(scale) assert_equal(tr.h_matrix, h**o)