public void OnNavigatedTo_Fill_Properties_With_Shopping_Cart_Items()
{
var navigationService = new MockNavigationService();
var shoppingCartRepository = new MockShoppingCartRepository();
shoppingCartRepository.GetShoppingCartAsyncDelegate = () =>
{
ShoppingCart shoppingCart = null;
var shoppingCartItems = new ObservableCollection<ShoppingCartItem>
{
new ShoppingCartItem() {Product = new Product { ListPrice = 100, ProductNumber = "p1", ImageUri = new Uri("http://image")}, Currency = "USD", Quantity = 1},
new ShoppingCartItem() {Product = new Product { ListPrice = 100, ProductNumber = "p2", ImageUri = new Uri("http://image")}, Currency = "USD", Quantity = 1}
};
shoppingCart = new ShoppingCart(shoppingCartItems) { Currency = "USD"};
return Task.FromResult(shoppingCart);
};
var eventAggregator = new MockEventAggregator();
eventAggregator.GetEventDelegate = type => new MockShoppingCartUpdatedEvent();
var target = new ShoppingCartPageViewModel(shoppingCartRepository, navigationService, new MockAccountService(), null, null, null, null, null, eventAggregator);
target.OnNavigatedTo(null, NavigationMode.New, null);
Assert.AreEqual("$200.00", target.FullPrice);
Assert.AreEqual("$100.00", target.TotalDiscount);
Assert.AreEqual(2, target.ShoppingCartItemViewModels.Count);
}
public void OnNavigatedTo_Fill_Properties_No_Shopping_Cart_Items()
{
var navigationService = new MockNavigationService();
var shoppingCartRepository = new MockShoppingCartRepository();
shoppingCartRepository.GetShoppingCartAsyncDelegate = () =>
{
var shoppingCartItems = new List<ShoppingCartItem>();
shoppingCartItems.Add(new ShoppingCartItem { Quantity = 1, Product = new Product { ListPrice = 200}, Currency = "USD" });
ShoppingCart shoppingCart = new ShoppingCart(new ObservableCollection<ShoppingCartItem>(shoppingCartItems)) { Currency = "USD" };
return Task.FromResult(shoppingCart);
};
var eventAggregator = new MockEventAggregator();
eventAggregator.GetEventDelegate = type => new MockShoppingCartUpdatedEvent();
var target = new ShoppingCartPageViewModel(shoppingCartRepository, navigationService, new MockAccountService(), null, null, null, null, null, eventAggregator);
target.OnNavigatedTo(null, NavigationMode.New, null);
Assert.AreEqual("$200.00", target.FullPrice);
Assert.AreEqual("$100.00", target.TotalDiscount);
Assert.AreEqual(1, target.ShoppingCartItemViewModels.Count);
}
public void ShoppingCartUpdated_WhenShoppingCartChanged()
{
var navigationService = new MockNavigationService();
var accountService = new MockAccountService();
var shoppingCartRepository = new MockShoppingCartRepository();
shoppingCartRepository.GetShoppingCartAsyncDelegate = () =>
{
ShoppingCart shoppingCart = new ShoppingCart(new ObservableCollection<ShoppingCartItem>()) { Currency = "USD"};
return Task.FromResult(shoppingCart);
};
var eventAggregator = new MockEventAggregator();
var shoppingCartUpdatedEvent = new ShoppingCartUpdatedEvent();
eventAggregator.GetEventDelegate = type => shoppingCartUpdatedEvent;
var target = new ShoppingCartPageViewModel(shoppingCartRepository, navigationService, accountService, null, null, null, null, null, eventAggregator);
target.OnNavigatedTo(null, NavigationMode.New, null);
Assert.AreEqual("$0.00", target.FullPrice);
shoppingCartRepository.GetShoppingCartAsyncDelegate = () =>
{
var shoppingCartItems = new ObservableCollection<ShoppingCartItem>
{
new ShoppingCartItem() { Product = new Product { ListPrice = 100, ProductNumber = "p1", ImageUri = new Uri("http://image")}, Currency = "USD", Quantity = 2},
};
ShoppingCart shoppingCart = new ShoppingCart(new ObservableCollection<ShoppingCartItem>(shoppingCartItems)) { Currency = "USD" };
return Task.FromResult(shoppingCart);
};
shoppingCartUpdatedEvent.Publish(null);
Assert.AreEqual("$200.00", target.FullPrice);
}
public void UpdateShoppingCart_ClearsFields_WhenShoppingCartEmpty()
{
var shoppingCartRepository = new MockShoppingCartRepository();
shoppingCartRepository.GetShoppingCartAsyncDelegate = () => Task.FromResult<ShoppingCart>(null);
var eventAggregator = new MockEventAggregator();
eventAggregator.GetEventDelegate = type => new MockShoppingCartUpdatedEvent();
var target = new ShoppingCartPageViewModel(shoppingCartRepository, new MockNavigationService(),
new MockAccountService(), new MockFlyoutService(), null, null, null, null, eventAggregator);
target.OnNavigatedTo(null, NavigationMode.New, null);
Assert.AreEqual(string.Empty, target.TotalPrice);
Assert.AreEqual(string.Empty, target.TotalDiscount);
Assert.AreEqual(string.Empty, target.FullPrice);
}
