public void CannotRefreshTest() { ObservableCollection <TestClass> collection = new ObservableCollection <TestClass>() { new TestClass() }; PagedCollectionView pcv = new PagedCollectionView(collection); // show that we will throw an exception if we try to change the PageSize while adding pcv.AddNew(); PagedCollectionViewTest.AssertExpectedException( new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, PagedCollectionViewResources.OperationNotAllowedDuringAddOrEdit, "Refresh")), delegate { pcv.Refresh(); }); pcv.CancelNew(); // show that we will throw an exception if we try to change the PageSize while editing pcv.EditItem(pcv[0]); PagedCollectionViewTest.AssertExpectedException( new InvalidOperationException(string.Format(CultureInfo.InvariantCulture, PagedCollectionViewResources.OperationNotAllowedDuringAddOrEdit, "Refresh")), delegate { pcv.Refresh(); }); }
public void CannotChangePageSize() { ObservableCollection <TestClass> collection = new ObservableCollection <TestClass>() { new TestClass() }; PagedCollectionView pcv = new PagedCollectionView(collection); // show that we will throw an exception if we try to change the PageSize while adding pcv.AddNew(); PagedCollectionViewTest.AssertExpectedException( new InvalidOperationException(PagedCollectionViewResources.ChangingPageSizeNotAllowedDuringAddOrEdit), delegate { pcv.PageSize = 10; }); pcv.CancelNew(); // show that we will throw an exception if we try to change the PageSize while editing pcv.EditItem(pcv[0]); PagedCollectionViewTest.AssertExpectedException( new InvalidOperationException(PagedCollectionViewResources.ChangingPageSizeNotAllowedDuringAddOrEdit), delegate { pcv.PageSize = 10; }); }
public void OnCollectionChangedTest() { List <EditableTestClass> efbList = new List <EditableTestClass>(); ObservableCollection <TestClass> fbCollection = new ObservableCollection <TestClass>(); PagedCollectionView pcv1 = new PagedCollectionView(efbList); PagedCollectionView pcv2 = new PagedCollectionView(fbCollection); pcv1.CollectionChanged += new NotifyCollectionChangedEventHandler(this.PagedCollectionViewCollectionChanged); pcv2.CollectionChanged += new NotifyCollectionChangedEventHandler(this.PagedCollectionViewCollectionChanged); this._expectedAction = NotifyCollectionChangedAction.Reset; this.AssertExpectedEvent(delegate { pcv1.Refresh(); }); this._expectedAction = NotifyCollectionChangedAction.Reset; this.AssertExpectedEvent(delegate { fbCollection.Clear(); }); this._expectedAction = NotifyCollectionChangedAction.Add; this.AssertExpectedEvent(delegate { fbCollection.Add(new TestClass()); }); EditableTestClass efb; this._expectedAction = NotifyCollectionChangedAction.Add; this.AssertExpectedEvent(delegate { efb = pcv1.AddNew() as EditableTestClass; }); pcv1.CommitNew(); // Add, then Cancel to fire a Remove this._expectedAction = NotifyCollectionChangedAction.Add; this.AssertExpectedEvent(delegate { pcv1.AddNew(); }); this._expectedAction = NotifyCollectionChangedAction.Remove; this.AssertExpectedEvent(delegate { pcv1.CancelNew(); }); // Set PageSize to 1 to Reset this._expectedAction = NotifyCollectionChangedAction.Reset; this.AssertExpectedEvent(delegate { pcv1.PageSize = 1; }); // Remove an Item this._expectedAction = NotifyCollectionChangedAction.Remove; this.AssertExpectedEvent(delegate { pcv1.RemoveAt(0); }); pcv2.CollectionChanged -= new NotifyCollectionChangedEventHandler(this.PagedCollectionViewCollectionChanged); pcv1.CollectionChanged -= new NotifyCollectionChangedEventHandler(this.PagedCollectionViewCollectionChanged); }