def test_merge_vectors(self): v1 = self.int_vector_data() b = [[2, 78, 45], [6, 2, 122], [3, 4, 31],] v2 = Vectors(b) v = Merge(v1, v2) assert v a = v1.merge([v2]) b = v2.merge([v1]) assert str(a)==str(b) assert str(a)==str(v) Plot(v)