public async Task ShoppingCart_MultipleProducts_Total_Success()
{
var products = await _productsService.GetAsync();
var product = products.First();
var cartService = new ShoppingCartService(new ProductPricingService());
await cartService.AddAsync(product);
await cartService.AddAsync(product);
var total = await cartService.TotalAsync();
total.Should().Be(product.Price * 2);
}
public async Task Shopping_Cart_ProductCount_Increase_Success()
{
var products = await _productsService.GetAsync();
var product = products.First();
await _shoppingCartService.AddAsync(product);
var entries = await _shoppingCartService.GetAsync();
var entry = entries.First(e => e.Product.Id == product.Id);
ShoppingCartAssertInternal(entry, product, 2);
}
public async Task ShoppingCart_Discount(int count, decimal expectedPrice)
{
var products = await _productsService.GetAsync();
var jeans = products.First(x => x.Id == ProductsService.Jeans.Id);
var shoppingCartService = new ShoppingCartService(new ProductPricingService());
for (var i = 0; i < count; i++)
{
await shoppingCartService.AddAsync(jeans);
}
var actualPrice = await shoppingCartService.TotalAsync();
actualPrice.Should().Be(expectedPrice);
}