static void Main(string[] args)
{
//Pricing p = new Pricing();
Pricing.APrice = 50;
Pricing.BPrice = 30;
Pricing.CPrice = 20;
Pricing.DPrice = 15;
Cart cart = new Cart();
Console.WriteLine("Enter A quantity");
cart.AQty = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Enter B quantity");
cart.BQty = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Enter C quantity");
cart.CQty = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Enter D quantity");
cart.DQty = Convert.ToInt32(Console.ReadLine());
cart.ApplyPromotions(new AStartegy());
cart.ApplyPromotions(new BStartegy());
cart.ApplyPromotions(new CDStartegy());
CartPrice _cartPrice = CartPrice.getInstance();
int TotalPrice = _cartPrice.CalculateInvoice();
Console.WriteLine("Total Price " + TotalPrice);
Console.ReadLine();
}
public void ThirdTest()
{
Cart newCart = new Cart();
newCart.AQty = 3;
newCart.BQty = 5;
newCart.CQty = 1;
newCart.DQty = 1;
newCart.ApplyPromotions(new AStartegy());
newCart.ApplyPromotions(new BStartegy());
newCart.ApplyPromotions(new CDStartegy());
CartPrice cartPrice = CartPrice.getInstance();
Assert.AreEqual(cartPrice.CalculateInvoice(), 280);
}