public void DiscountForEmptyCart()
{
var cart = CommonInstansesCreator.GetCart();
var discount = new CartDiscount(cart, 50);
Assert.Equal(0, discount.GetCost());
}
public void ProductJustAddedToCart_WrongItemSelection()
{
var commandReciever = CommonInstansesCreator.GetOutputReciever();
var listMgrReciever = CommonInstansesCreator.GetOutputReciever();
listMgrReciever.GetIntResponses.Enqueue(-1);
var command = GetCommand(commandReciever, listMgrReciever);
command.Execute();
Assert.Equal(new [] { "Wrong index of product. Try to choose other." }, commandReciever.ErrorWrites.ToArray());
}
public void DiscountWorks()
{
var cart = CommonInstansesCreator.GetCart();
var productRepository = CommonInstansesCreator.GetProductRepo();
var product = productRepository.FirstOrDefault();
var item = new CartItem {
Count = 2, Product = product
};
cart.AddProduct(new ProductDiscount(item, 50));
Assert.Equal(product.Cost, cart.GetCost());
}
private IConsoleCommand GetCommand(
IOutputReciever commandOutputReciever,
IOutputReciever listManagerOutputReciever,
IProductRepository productRepository = null,
ICartService cartService = null
)
{
return(new AddToCartConsoleCommand(
productRepository ?? CommonInstansesCreator.GetProductRepo(),
commandOutputReciever,
cartService ?? CommonInstansesCreator.GetCartService(),
CommonInstansesCreator.GetOutputListManager <Product>(listManagerOutputReciever)
));
}
public void ProductJustAddedToCart()
{
var commandReciever = CommonInstansesCreator.GetOutputReciever();
var listMgrReciever = CommonInstansesCreator.GetOutputReciever();
listMgrReciever.GetIntResponses.Enqueue(0);
var productRepository = CommonInstansesCreator.GetProductRepo();
var cartService = CommonInstansesCreator.GetCartService();
var command = GetCommand(commandReciever, listMgrReciever, productRepository, cartService);
command.Execute();
var item = productRepository.FirstOrDefault() ?? throw new NullReferenceException();
Assert.Equal(new [] { item }, cartService.GetCartItems().Select(cartItem => cartItem.Product));
Assert.Equal(new [] { 1U }, cartService.GetCartItems().Select(cartItem => cartItem.Count));
}
public void CommandTitleSet()
{
var cmd = GetCommand(CommonInstansesCreator.GetOutputReciever(), CommonInstansesCreator.GetOutputReciever());
Assert.Equal("Add to cart.", cmd.Title);
}
