public void Filter_Delete() { var filter = FilterTestHelper.FilterNew(); Assert.IsTrue(filter.IsValid, "IsValid should be true"); filter = FilterRepository.FilterSave(filter); filter = FilterRepository.FilterFetch(filter.FilterId); FilterRepository.FilterDelete(filter.FilterId); try { FilterRepository.FilterFetch(filter.FilterId); } catch (Exception ex) { Assert.IsTrue(ex.GetBaseException() is InvalidOperationException); } }