示例#1
0
        static void Main(string[] args)
        {
            Console.WriteLine("Chain of Responsibility");
            Console.WriteLine("Fashion Shop Example");

            var discountApplier = new DiscountApplier();

            AddDiscounts(discountApplier);

            var shirt      = new Shirt(discountApplier, 10m);
            var jeans      = new Jeans(discountApplier, 30m);
            var sunglasses = new Sunglasses(discountApplier, 35m);

            PrintPrice();

            void PrintPrice()
            {
                var sw = new Stopwatch();

                sw.Start();

                while (sw.ElapsedMilliseconds < 20000)
                {
                    Console.SetCursorPosition(0, 3);
                    Console.WriteLine($"\r{shirt._name} price: $ {shirt.Price}  ");
                    Console.WriteLine($"\r{jeans._name} price: $ {jeans.Price}  ");
                    Console.WriteLine($"\r{sunglasses._name} price: $ {sunglasses.Price}  ");

                    Thread.Sleep(500);
                }
                sw.Stop();
            }
        }
示例#2
0
        public void Should_notify_user_when_apply_discount()
        {
            List <User> users = new List <User> {
                new User()
            };
            var             notifier        = new VerifyNotifier();;
            DiscountApplier discountApplier = new DiscountApplier(notifier, users);
            var             item            = new Item();

            discountApplier.Apply(item, 20);

            Assert.IsTrue(notifier.IsCalledForAll(users));
        }
        public void Should_notify_user_when_apply_discount()
        {
            List <User> users = new List <User> {
                new User(), new User()
            };
            var             notifier        = Substitute.For <INotifier>();
            DiscountApplier discountApplier = new DiscountApplier(notifier, users);
            var             item            = new Item();

            discountApplier.Apply(item, 20);

            users.ForEach(
                user => notifier.Received().Notify(user));
        }
示例#4
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        private static void AddDiscounts(DiscountApplier discountApplier)
        {
            var firstPurchaseDiscount = new FirstPurchaseDiscount(discountApplier);

            firstPurchaseDiscount.Add();

            var flashSale = new FlashSale(discountApplier, 5000);

            flashSale.Add();

            var dailySale = new DailySale(discountApplier);

            dailySale.Add();
        }
        public void Should_Notify_twice_when_having_two_users_to_notify()
        {
            List <User> users = new List <User>
            {
                new User(),
                new User()
            };
            var             notifier        = Substitute.For <INotifier>();
            DiscountApplier discountApplier = new DiscountApplier(notifier, users);
            var             item            = new Item();

            discountApplier.Apply(item, 20);

            notifier.Received(users.Count).Notify(Arg.Any <User>());
        }
示例#6
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        public void Should_Notify_twice_when_having_two_users_to_notify()
        {
            List <User> users = new List <User>
            {
                new User(),
                new User()
            };
            var             notifier        = new CounterNotifier();;
            DiscountApplier discountApplier = new DiscountApplier(notifier, users);
            var             item            = new Item();

            discountApplier.Apply(item, 20);

            Assert.AreEqual(users.Count, notifier.CallCount);
        }
示例#7
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        public void TestProperyPatternAgainstOldStyleCode()
        {
            ZonalClient[] clients = new[]
            {
                new ZonalClient {
                    Purchases = 141, Zone = Zones.Z2, Company = Companies.C1
                },
                new ZonalClient {
                    Purchases = 14, Zone = Zones.Z3, Company = Companies.C2
                },
                new ZonalClient {
                    Purchases = 400, Zone = Zones.Z2, Company = Companies.C3
                },
                new ZonalClient {
                    Purchases = 600, Zone = Zones.Z3, Company = Companies.C2
                },
                new ZonalClient {
                    Purchases = 55, Zone = Zones.Z1, Company = Companies.C1
                }
            };
            var applier = new DiscountApplier();

            Assert.All(clients, c => Assert.Equal(applier.OldStyle(c), applier.PropertyPattern(c)));
        }
示例#8
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 public Sunglasses(DiscountApplier discountApplier, decimal price) : base(discountApplier)
 {
     _price = price;
     _name  = ItemNames.Sunglasses;
 }
示例#9
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 public Shirt(DiscountApplier discountApplier, decimal price) : base(discountApplier)
 {
     _price = price;
     _name  = ItemNames.Shirt;
 }
示例#10
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 public Jeans(DiscountApplier discountApplier, decimal price) : base(discountApplier)
 {
     _price = price;
     _name  = ItemNames.Jeans;
 }
示例#11
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 public Item(DiscountApplier discountApplier)
 {
     _discountApplier = discountApplier;
 }