code: def test_compose_transformations():
      A = np.eye(4)
      A[0, -1] = 10
  
      B = np.eye(4)
      B[0, -1] = -20
  
      C = np.eye(4)
      C[0, -1] = 10
  
      CBA = compose_transformations(A, B, C)
  
      assert_array_equal(CBA, np.eye(4))
  
      assert_raises(ValueError, compose_transformations, A)
  
imports: import numpy
  import random
  from dipy.core.geometry import sphere2cart, cart2sphere, nearest_pos_semi_def, sphere_distance, cart_distance, vector_cosine, lambert_equal_area_projection_polar, circumradius, vec2vec_rotmat, vector_norm, compose_transformations, compose_matrix, decompose_matrix, perpendicular_directions, dist_to_corner, is_hemispherical
  from numpy.testing import assert_array_equal, assert_array_almost_equal, assert_equal, assert_raises, assert_almost_equal
  from dipy.testing.spherepoints import sphere_points
  from dipy.testing.decorators import set_random_number_generator
  from dipy.core.sphere_stats import random_uniform_on_sphere
  from itertools import permutations
label_desc: Use image node_id 12 for calling a global function with example usage: test_compose_transformations() without return types