public void When_adding_item_by_initialize_then_change_tracking_should_work() { //// Arrange var source = new MtObservableCollection <SampleClass> { new SampleClass { First = "a", Last = "b" }, new SampleClass { First = "a", Last = "b" }, new SampleClass { First = "b", Last = "c" }, new SampleClass { First = "b", Last = "c" }, }; //// Act var view = new ObservableCollectionView <SampleClass>(source); view.TrackItemChanges = true; view.Filter = c => c.First == "a"; var item = new SampleClass { First = "b", Last = "c" }; var copy = source.ToList(); copy.Add(item); source.Initialize(copy); item.First = "a"; //// Assert Assert.AreEqual(3, view.Count); }
public void When_adding_item_then_change_tracking_should_work() { //// Arrange var source = new ObservableCollection<SampleClass> { new SampleClass {First = "a", Last = "b"}, new SampleClass {First = "a", Last = "b"}, new SampleClass {First = "b", Last = "c"}, new SampleClass {First = "b", Last = "c"}, }; //// Act var view = new ObservableCollectionView<SampleClass>(source); view.TrackItemChanges = true; view.Filter = c => c.First == "a"; var item = new SampleClass { First = "b", Last = "c" }; source.Add(item); item.First = "a"; //// Assert Assert.AreEqual(3, view.Count); }