public void FailedCallToProductCatalogRepository_ShowsAlert() { var alertCalled = false; var productCatalogRepository = new MockProductCatalogRepository(); var navService = new MockNavigationService(); productCatalogRepository.GetRootCategoriesAsyncDelegate = (maxAmmountOfProducts) => { throw new Exception(); }; var alertMessageService = new MockAlertMessageService(); alertMessageService.ShowAsyncDelegate = (s, s1) => { alertCalled = true; Assert.AreEqual("ErrorServiceUnreachable", s1); return(Task.FromResult(string.Empty)); }; var target = new HubPageViewModel(productCatalogRepository, navService, alertMessageService, new MockResourceLoader()); target.OnNavigatedTo(null, NavigationMode.New, null); Assert.IsTrue(alertCalled); }
public void OnNavigatedTo_Fill_RootCategories() { var repository = new MockProductCatalogRepository(); var navigationService = new MockNavigationService(); repository.GetRootCategoriesAsyncDelegate = (maxAmmountOfProducts) => { var categories = new Collection <Category>(new List <Category> { new Category(), new Category(), new Category() }); return(Task.FromResult((ICollection <Category>)categories)); }; var viewModel = new HubPageViewModel(repository, navigationService, null, null); viewModel.OnNavigatedTo(new NavigatedToEventArgs { Parameter = null, NavigationMode = NavigationMode.New }, null); Assert.IsNotNull(viewModel.RootCategories); Assert.AreEqual(((ICollection <CategoryViewModel>)viewModel.RootCategories).Count, 3); }