public void testToString() throws Exception {
Injector injector = Guice.createInjector(new HibernateModule());
Managers managers = injector.getInstance(Managers.class);
QuerySet<Poll> pollQs = managers.forClass(Poll.class).all();
pollQs = pollQs.filter("WHAT", "EVER");
pollQs = pollQs.filter("never", "ending");
pollQs = pollQs.filterByProperty("hello", "world");
pollQs = pollQs.filterByProperty("code", "support");