def test_createvectorpolydata_error():
orig = np.random.random((3, 1))
vec = np.random.random((3, 1))
with pytest.raises(Exception):
utilities.vector_poly_data(orig, vec)
def test_createvectorpolydata():
orig = np.random.random((100, 3))
vec = np.random.random((100, 3))
vdata = utilities.vector_poly_data(orig, vec)
assert np.any(vdata.points)
assert np.any(vdata.point_arrays['vectors'])