.addEqualityGroup(Predicates.or(TRUE))
        .addEqualityGroup(Predicates.and())
        .testEquals();
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testOr_serializationNoArgs() {
    checkSerialization(Predicates.or());
  }

  public void testOr_applyOneArg() {
    assertEvalsToTrue(Predicates.or(TRUE));
    assertEvalsToFalse(Predicates.or(FALSE));
  }