// TODO: andrus 8/30/2006 - fails
public void _testCollectionTypesProperties() {
CollectionFieldPersistenceEntity o1 = new CollectionFieldPersistenceEntity();
o1.setCollection(Collections.singleton(new HelperEntity1()));
o1.setSet(Collections.singleton(new HelperEntity2()));
o1.setList(Collections.singletonList(new HelperEntity3()));
getEntityManager().persist(o1);
getEntityManager().getTransaction().commit();
}