public virtual void ApplyDiscount(Discount discount)
{
// Apply the discount
PriceEachOverride = discount.Apply(this);
// Add the discount to this product's list.
Discounts.Add(discount);
}
public void WhenWeBuy5ProductMustReturn3Products()
{
const Discount.DiscountType discountType = (Discount.DiscountType) 1;
var discount = new Discount(discountType, 10, 40); // 40% off from 10 products
const decimal quantity = 10;
var actual = discount.Apply(quantity, discount);
Assert.Equal(6, actual);
}
public void WhenWeHaveDiscountTypeQuantityAndReturnIsHalfQuantity()
{
const Discount.DiscountType discountType = (Discount.DiscountType) 1;
var discount = new Discount(discountType, 1000, 10);
const decimal quantity = 1000;
var actual = discount.Apply(quantity, discount);
Assert.Equal(900, actual);
}