static void Main(string[] args)
{
Category category1 = new Category("category1");
Category category2 = new Category("category2");
Product product1 = new Product("Product1", 100, category1);
Product product2 = new Product("Product2", 50, category1);
Product product3 = new Product("Product3", 40, category2);
ICampaign rateCampaign = new RateCampaign(20.0, 5, category1);
ICampaign amountCampaing = new AmountCampaign(10.0, category2);
IShoppingCart shoppingcart = new ShoppingCart(new DeliveryCost(1.5, 10));
shoppingcart.AddProduct(product1, 12);
shoppingcart.AddProduct(product2, 10);
shoppingcart.AddProduct(product3, 11);
List <ICampaign> campaigns = new List <ICampaign>();
campaigns.Add(rateCampaign);
campaigns.Add(amountCampaing);
ICoupon rateCoupon = new RateCoupon(5.0, 3);
shoppingcart.AddCampaign(campaigns);
shoppingcart.AddCoupon(rateCoupon);
double totalAmount = shoppingcart.GetTotalAmountAfterDiscounts();
System.Console.WriteLine(shoppingcart.Print());
System.Console.ReadLine();
}
public void CantUseCoupon_If_TotalAmount_Less_Than_CouponMinimumAmount()
{
RateCoupon rateCoupon = new RateCoupon("CanUseTest", 150, 50);
Cart cart = new Cart();
bool result = cart.ApplyCoupon(rateCoupon);
Assert.False(result);
}
public void AddItemTest()
{
RateCoupon rateCoupon = new RateCoupon("RateTest", 150, 50);
Cart cart = new Cart();
Product product = new Product(3, "testProduct", 100, 5, 99, "");
cart.AddItem(product, 2);
Assert.Equal(cart.ProductList[0].Product, product);
}
public void IsCouponAppliedTest()
{
RateCoupon rateCoupon = new RateCoupon("RateTest", 150, 50);
Cart cart = new Cart();
Product product = new Product(3, "testProduct", 100, 5, 99, "");
cart.AddItem(product, 2);
Assert.False(cart.IsCouponApplied);
cart.ApplyCoupon(rateCoupon);
Assert.True(cart.IsCouponApplied);
}
public double GetCartTotalAmountAfterDiscounts(CartHelper.CartExamples cartExample, int productFirstQuantity, int productSecondQuantity, int productThirdQuantity, bool applyCoupon)
{
Cart cart = CartHelper.GetCart(cartExample, productFirstQuantity, productSecondQuantity, productThirdQuantity);
if (applyCoupon)
{
Coupon coupon = new RateCoupon("100 TL üzeri %20 İndirim", 100, 20);
cart.ApplyCoupon(coupon);
}
return(cart.GetCartTotalAmountAfterDiscounts());
}
public double GetCouponDiscount(CartHelper.CartExamples cartExample, int productPrice10Quantity, int productPrice250Quantity, int productPrice50Quantity, bool applyCoupon)
{
Cart cart = CartHelper.GetCart(cartExample, productPrice10Quantity, productPrice250Quantity, productPrice50Quantity);
if (applyCoupon)
{
Coupon coupon = new RateCoupon("100 TL üzeri %20 İndirim", 100, 20);
cart.ApplyCoupon(coupon);
}
return(cart.GetCouponDiscount());
}
public void It_should_create_coupon_with_rate_and_minimum_amount()
{
//Arrange
double minimumCartAmount = 100;
int rateOfDiscount = 10;
//Act
var discountType = DiscountType.Rate;
var coupon = RateCoupon.Create(minimumCartAmount, rateOfDiscount);
//Verify
coupon.DiscountType.Should().Be(discountType);
}
public void GetDiscount_WhenCalledForRateCoupon_ReturnsPercentageOfDiscount()
{
//Arrange
double discountRate = 10;
double givenAmount = 200;
double expectedDiscount = 20;
CouponFactory factory = new CouponFactory();
RateCoupon coupon = factory.ProduceCoupon(50, discountRate, DiscountType.Rate) as RateCoupon;
//Act
double discount = coupon.GetDiscount(givenAmount);
//Assert
Assert.Equal(expectedDiscount, discount);
}
public void UseRateCoupon()
{
RateCoupon rateCoupon = new RateCoupon("RateTest", 150, 50);
Cart cart = new Cart();
Product product = new Product(3, "testProduct", 100, 5, 99, "");
cart.AddItem(product, 2);
bool result = cart.ApplyCoupon(rateCoupon);
Assert.True(result);
double totalAmountAfterDiscounts = cart.GetTotalAmountAfterDiscounts();
Assert.Equal(100, totalAmountAfterDiscounts);
double totalCouponDiscount = cart.GetCouponDiscount();
Assert.Equal(100, totalCouponDiscount);
}
public void Get_Coupon_Discount_With_Rate_Coupon_Should_Return_The_Percentage_Of_The_Specified_Rate_Of_The_Applied_Coupon()
{
var calc = new Mock <IDeliveryCostCalculator>();
Type type = typeof(Core.ShoppingCart);
var shoppingCart = Activator.CreateInstance(type, calc.Object);
int discountPercentage = 10;
int totalCartAmount = 500;
var coupon = new RateCoupon(discountPercentage, 100);
((Core.ShoppingCart)shoppingCart).ApplyCoupon(coupon);
MethodInfo method = type.GetMethods(BindingFlags.NonPublic | BindingFlags.Instance)
.Where(x => x.Name == "GetCouponDiscount" && x.IsPrivate).First();
var output = method.Invoke(shoppingCart, new object[] { totalCartAmount });
Assert.True(Convert.ToInt32(output) == totalCartAmount * discountPercentage / 100);
}
public void It_should_not_apply_coupons_when_mimimum_amount_constraint_met()
{
//Arrange
Category category = new Category("food");
double minimumCartAmount = 200;
int rateOfDiscount = 60;
var coupon = RateCoupon.Create(minimumCartAmount, rateOfDiscount);
var cart = new Cart();
Product apple = new Product("Elma", 20, category);
cart.AddItem(apple, 5);
//Act
cart.ApplyCoupon(coupon);
//Verify
cart.TotalAmountAfterDiscounts.Should().Be(100);
cart.CouponDiscount.Should().Be(0);
}
static void Run(ICart cart, IDeliveryCostCalculator deliveryCostCalculator)
{
ICategory categoryConsumerElectronics = new Category("Consumer Electronics");
IProduct productAppleWatch = new Product(categoryConsumerElectronics, "Apple Watch", 2000.0);
IProduct productAppleMacbookPro = new Product(categoryConsumerElectronics, "Apple Macbook Pro", 10000.0);
ICategory categoryToysAndGames = new Category("Toys & Games");
IProduct productLego = new Product(categoryToysAndGames, "Lego Classic Pack", 100.0);
cart.Add(productAppleWatch, 2);
cart.Add(productAppleMacbookPro, 1);
cart.Add(productLego, 10);
ICollection <ICampaign> campaigns = new Collection <ICampaign>();
ICollection <ICoupon> coupons = new Collection <ICoupon>();
IRateCampaign inapplicableRateCampaign = new RateCampaign(categoryToysAndGames, "80% discount on Toys & Games category", .5, true, true, 50000.0, 20);
IAmountCampaign lowAmountCampaign = new AmountCampaign(categoryConsumerElectronics, "100 TL discount on Toys & Games category", 100, false, false, 0.0, 0);
IAmountCampaign bestAmountCampaign = new AmountCampaign(categoryConsumerElectronics, "1400 TL discount on Toys & Games category", 1400, false, true, 0.0, 3);
IAmountCoupon inapplicableAmountCoupon = new AmountCoupon(5000, "5000 TL discount coupon", true, true, 50000, 50);
IRateCoupon lowRateCoupon = new RateCoupon(.1, "10% discount coupon", false, false, 0.0, 0);
IRateCoupon bestRateCoupon = new RateCoupon(.5, "50% discount coupon", true, true, 10000, 13);
campaigns.Add(inapplicableRateCampaign);
campaigns.Add(lowAmountCampaign);
campaigns.Add(bestAmountCampaign);
coupons.Add(inapplicableAmountCoupon);
coupons.Add(lowRateCoupon);
coupons.Add(bestRateCoupon);
cart.ApplyDiscounts(campaigns, coupons);
cart.DeliveryCost = deliveryCostCalculator.Calculate(cart);
var response = cart.Print();
Console.Write(response);
}
