C# (CSharp) IPromotion.CalculateDiscount示例

示例#1

        public void TwoBPromotionApplied()
        {
            _discountedDoubleBProducts.AddRange(Enumerable.Repeat(new Product("B", 30m), 2));
            var discount = _doubleBPromotion.CalculateDiscount(_discountedDoubleBProducts);

            discount.ShouldBe(15);
        }

示例#2

        public void MixProductPromotionApplied()
        {
            _discountedCombiProducts.Add(new Product("C", 20m));
            _discountedCombiProducts.Add(new Product("D", 15m));
            var discount = _mixProductPromotion.CalculateDiscount(_discountedCombiProducts);

            discount.ShouldBe(5);
        }

示例#3

        public void NotEnoughItemsForOfferToApply()
        {
            var discount = _tripleAPromotion.CalculateDiscount(_noPromotionProducts);

            discount.ShouldBe(0m);
        }