@Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (o == null || getClass() != o.getClass()) {
      return false;
    }
    Tuple3<?, ?, ?> tuple3 = (Tuple3<?, ?, ?>) o;
    return Objects.equals(f0, tuple3.f0)
        && Objects.equals(f1, tuple3.f1)
        && Objects.equals(f2, tuple3.f2);
  }
@Test
  public void testEquals() {
    assertEquals(Tuple3.of(1, "a", 1.1), Tuple3.of(1, "a", 1.1));
    assertEquals(Tuple3.of(1, "a", 1.1).hashCode(), Tuple3.of(1, "a", 1.1).hashCode());
  }