private void ApplyCouponToCart()
{
var couponManager = new CouponManager(_shoppingCartRepository);
var discountAmount = couponManager.GetCouponDiscountAmountForCart();
_shoppingCartRepository.SetDiscountAmountByCoupon(discountAmount);
}
public void WhenGetCouponDiscount_IfCampaignOfCartIsNull_Expect0()
{
var cart = new Mock <IShoppingCartRepository>();
cart.Setup(c => c.GetCart()).Returns(new ShoppingCart());
var manager = new CouponManager(cart.Object);
var result = manager.GetCouponDiscountAmountForCart();
Assert.Equal(0, result);
}
public void WhenGetCouponDiscount_NotEnoughCartAmount_Expect0()
{
var campaignRepository = new Mock <ICampaignRepository>();
var repository = new ShoppingCartRepository();
var service = new ShoppingCartService(repository, campaignRepository.Object, _couponRepository);
service.ApplyCoupon(_coupon);
var manager = new CouponManager(repository);
var result = manager.GetCouponDiscountAmountForCart();
Assert.Equal(0, result);
}
public void WhenGetCouponDiscount_GetSuccessfully()
{
var campaignRepository = new Mock <ICampaignRepository>();
var product = new Product("Iphone 5S", 1000, new Category("Phone"));
var repository = new ShoppingCartRepository();
var service = new ShoppingCartService(repository, campaignRepository.Object, _couponRepository);
service.AddItem(product, 1);
service.ApplyCoupon(_coupon);
var expectedDiscount = 100;
var manager = new CouponManager(repository);
var couponDiscount = manager.GetCouponDiscountAmountForCart();
Assert.Equal(expectedDiscount, couponDiscount);
}
