public void ShouldFirePropertyChangedEventOnViewModelWhenNavigationPanelStateIsChanged() { // Given var navigationPanelState = new NavigationPanelState(); var changeContentRegionCompositeCommand = new Mock <IChangeContentRegionCompositeCommand>(); var viewModel = new NavigationPanelViewModel(navigationPanelState, changeContentRegionCompositeCommand.Object); var timesEventFired = 0; object sender = null; PropertyChangedEventArgs args = null; viewModel.PropertyChanged += (s, a) => { timesEventFired++; sender = s; args = a; }; // When navigationPanelState.CurrentContentRegionView = ContentRegionView.ImageProcessingCustomizationView; // Then Assert.AreEqual(1, timesEventFired); Assert.AreEqual(viewModel, sender); Assert.AreEqual(args.PropertyName, nameof(NavigationPanelViewModel.CurrentContentRegionView)); }
public void ShouldReturnCurrentContentRegionView() { // Given var navigationPanelState = new NavigationPanelState { CurrentContentRegionView = ContentRegionView.ImageProcessingCustomizationView }; // When // Then Assert.AreEqual(ContentRegionView.ImageProcessingCustomizationView, navigationPanelState.CurrentContentRegionView); }
public void ShouldNotTriggerPropertyChangedEventWhenCurrentContentRegionViewIsSetToOldValue() { // Given var navigationPanelState = new NavigationPanelState(); var timesEventFired = 0; navigationPanelState.CurrentContentRegionView = ContentRegionView.ImageDisplayView; navigationPanelState.PropertyChanged += (s, a) => { timesEventFired++; }; // When navigationPanelState.CurrentContentRegionView = ContentRegionView.ImageDisplayView; // Then Assert.AreEqual(0, timesEventFired); }
public void ShouldTriggerPropertyChangedEventWhenCurrentContentRegionViewIsSet() { // Given var navigationPanelState = new NavigationPanelState(); var timesEventFired = 0; object sender = null; PropertyChangedEventArgs args = null; navigationPanelState.PropertyChanged += (s, a) => { sender = s; args = a; timesEventFired++; }; // When navigationPanelState.CurrentContentRegionView = ContentRegionView.ImageProcessingCustomizationView; // Then Assert.AreEqual(1, timesEventFired); Assert.AreEqual(navigationPanelState, sender); Assert.AreEqual(nameof(NavigationPanelState.CurrentContentRegionView), args.PropertyName); }