public void TestMethod3()
{
float expected = 100;
float actual = 0;
Cart cart = new Cart();
SKU skus = new SKU('A', 50);
SKU skus1 = new SKU('B', 30);
SKU skus2 = new SKU('C', 20);
SKU skus3 = new SKU('D', 15);
cart.AddItemToCart(new CartItem(skus, 1));
cart.AddItemToCart(new CartItem(skus1, 1));
cart.AddItemToCart(new CartItem(skus2, 1));
PromotionCalculation e = PromotionCalculation.Instance;
PromotionType1 a1 = (PromotionType1)e.createInstanceForPromotionType(1);
a1.setPromotionRules('A', 3, 130);
a1.setPromotionRules('B', 2, 45);
e.AddPromotionToList(a1);
PromotionType2 a2 = (PromotionType2)e.createInstanceForPromotionType(2);
a2.setPromotionRules('C', 'D', 30);
e.AddPromotionToList(a2);
e.applyPromotions(cart);
actual = cart.CartTotal();
Assert.AreEqual(expected, actual);
}
static void Main(string[] args)
{
//Inputs of SKU
Cart cart = new Cart();
SKU skus = new SKU('A', 50);
SKU skus1 = new SKU('B', 30);
SKU skus2 = new SKU('C', 20);
SKU skus3 = new SKU('D', 15);
//Add items into the cart and calculate original price of each sku
cart.AddItemToCart(new CartItem(skus, 3));
cart.AddItemToCart(new CartItem(skus1, 5));
cart.AddItemToCart(new CartItem(skus2, 1));
cart.AddItemToCart(new CartItem(skus3, 1));
PromotionCalculation e = PromotionCalculation.Instance;
//Assigning 1 for PromotionType1
PromotionType1 a1 = (PromotionType1)e.createInstanceForPromotionType(1);
a1.setPromotionRules('A', 3, 130);
a1.setPromotionRules('B', 2, 45);
e.AddPromotionToList(a1);
//Assigning 2 for PromotionType2
PromotionType2 a2 = (PromotionType2)e.createInstanceForPromotionType(2);
a2.setPromotionRules('C', 'D', 30);
e.AddPromotionToList(a2);
float total = 0.0f;
e.applyPromotions(cart);
total = cart.CartTotal();
Console.WriteLine("Cart Total :: " + total);
Console.ReadLine();
}