def test_struct_ufunc(self): import numpy.core.struct_ufunc_test as struct_ufunc a = np.array([(1, 2, 3)], dtype='u8,u8,u8') b = np.array([(1, 2, 3)], dtype='u8,u8,u8') result = struct_ufunc.add_triplet(a, b) assert_equal(result, np.array([(2, 4, 6)], dtype='u8,u8,u8'))