public void TestApplyDiscount()
{
IDiscounter target = getTestObject();
decimal total = 100M;
var discountedTotal = target.ApplyDiscount(total);
Assert.AreEqual(total * 0.8M, discountedTotal);
}
/// <summary>
/// Add a new Coupon to this store, coupons applicable to items can only have one
/// </summary>
/// <param name="item">The Coupon to be added</param>
public void Add(IDiscounter <ItemBase> item)
{
if (item.GetType() == typeof(PercentOffCoupon))
{
percentOff = (PercentOffCoupon)item;
if (percentOff.percent > 100 || percentOff.percent < 0)
{
percentOff.percent = 0;
}
return;
}
if (item.GetType() == typeof(BxGyCoupon))
{
var coupon = (BxGyCoupon)item;
var existingCoupon = itemDiscounts.FirstOrDefault(i => i.itemName == coupon.itemName);
if (existingCoupon != null)
{
itemDiscounts.Remove(existingCoupon);
}
itemDiscounts.Add(coupon);
}
}
public Checkout(IPriceTotalizer priceTotalizer, IDiscounter discounter)
{
_priceTotalizer = priceTotalizer;
_discounter = discounter;
}
public Checkout(IDiscounter discounter, IPriceFinder priceFinder)
{
_discounter = discounter;
_priceFinder = priceFinder;
_total = 0;
}
public Checkout(IDiscounter discounter, IPriceFinder priceFinder)
{
_discounter = discounter;
_priceFinder = priceFinder;
_total = 0;
}
public PriceCalculator(IDiscounter discounter)
{
_discounter = discounter;
}
/// <summary>
/// Apply a discount to this register
/// </summary>
/// <param name="discount">The discount to be applied</param>
public void ApplyDiscount(IDiscounter <ItemBase> discount)
{
couponStore.Add(discount);
}
public ShoppingWithHuaBei(IPriceCounter priceCounter, IDiscounter discounter) : base(priceCounter, discounter)
{
}
public OnlineShopping(IPriceCounter priceCounter, IDiscounter discounter)
{
this.counter = priceCounter;
this.discounter = discounter;
}
public LinqValueCalculator(IDiscounter discounter)
{
m_discounter = discounter;
}
public PriceCalculator(IDiscounter discounter)
{
_discounter = discounter;
}
public ShoppingBasket(IDiscounter discounter, Order order)
{
_discounter = discounter;
Order = order;
}
