public void CollectionShouldBeUpdated(int start, int count) { Setup(); var items = new MvxObservableCollection <int> { 1, 2, 3, 4, 5, 6 }; var oldItems = Transform(items.ToArray().Take(start, count)); var sut = new WrappedObservableCollection <int, string>(items, Factory); items.RemoveRange(start, count); Assert.AreEqual(items.Count, sut.Count); CollectionAssert.IsNotSubsetOf(oldItems, sut); }
public void RemoveEventShouldBeRaised(int start, int count) { Setup(); var events = new List <NotifyCollectionChangedEventArgs>(); var items = new MvxObservableCollection <int> { 1, 2, 3, 4, 5, 6 }; var oldItems = Transform(items.ToArray().Take(start, count)); var sut = new WrappedObservableCollection <int, string>(items, Factory); sut.CollectionChanged += (_, args) => events.Add(args); items.RemoveRange(start, count); Assert.AreEqual(1, events.Count); Assert.AreEqual(NotifyCollectionChangedAction.Remove, events[0].Action); Assert.AreEqual(start, events[0].OldStartingIndex); Assert.AreEqual(oldItems, events[0].OldItems); }