@Override protected List<Class<? extends AbstractTester>> getTesters() { List<Class<? extends AbstractTester>> testers = Helpers.copyToList(super.getTesters()); testers.add(CollectionSerializationEqualTester.class); testers.add(SetAddAllTester.class); testers.add(SetAddTester.class); testers.add(SetCreationTester.class); testers.add(SetHashCodeTester.class); testers.add(SetEqualsTester.class); testers.add(SetRemoveTester.class); // SetRemoveAllTester doesn't exist because, Sets not permitting // duplicate elements, there are no tests for Set.removeAll() that aren't // covered by CollectionRemoveAllTester. return testers; }