@Test public void shouldReturnElements() { final Tuple4<Integer, Integer, Integer, Integer> tuple = createIntTuple(1, 2, 3, 4); assertThat(tuple._1()).isEqualTo(1); assertThat(tuple._2()).isEqualTo(2); assertThat(tuple._3()).isEqualTo(3); assertThat(tuple._4()).isEqualTo(4); }