CollectionFacade facade = facading.createFacade(uri, CollectionFacade.class);
facade.setDates(Arrays.asList(a, b, c));
Assert.assertThat(facade.getDates(), hasItems(a, b, c));
facade.addDate(e);
Assert.assertThat(facade.getDates(), hasItems(c, e, b, a));
facade.setDates(Arrays.asList(a, d, now));
Assert.assertThat(facade.getDates(), hasItems(a, d, now));
Assert.assertThat(facade.getDates(), CoreMatchers.not(hasItems(c, e, b)));