from matrixmania import rot_3D def test_rot_3D(): angle = 90 result = rot_3D(angle,"x") print(f"Angle:{angle} Rot-Matrix:{result}") assert result == [[1, 0, 0], [0, 6.123233995736766e-17, -1.0], [0, 1.0, 6.123233995736766e-17]]