Braintree.Tests.Integration.TransactionIntegrationTest.SnapshotPlanIdAddOnsAndDiscountsFromSubscription C# (CSharp) Метод

        public void SnapshotPlanIdAddOnsAndDiscountsFromSubscription()
        {
            CustomerRequest customerRequest = new CustomerRequest
            {
                CreditCard = new CreditCardRequest
                {
                    CardholderName = "Fred Jones",
                    Number = "5105105105105100",
                    ExpirationDate = "05/12"
                }
            };

            CreditCard creditCard = gateway.Customer.Create(customerRequest).Target.CreditCards[0];

            SubscriptionRequest request = new SubscriptionRequest
            {
                PaymentMethodToken = creditCard.Token,
                PlanId = PlanFixture.PLAN_WITHOUT_TRIAL.Id,
                AddOns = new AddOnsRequest
                {
                    Add = new AddAddOnRequest[]
                    {
                        new AddAddOnRequest
                        {
                            InheritedFromId = "increase_10",
                            Amount = 11M,
                            NumberOfBillingCycles = 5,
                            Quantity = 2,
                        },
                        new AddAddOnRequest
                        {
                            InheritedFromId = "increase_20",
                            Amount = 21M,
                            NumberOfBillingCycles = 6,
                            Quantity = 3,
                        }
                    }
                },
                Discounts = new DiscountsRequest
                {
                    Add = new AddDiscountRequest[]
                    {
                        new AddDiscountRequest
                        {
                            InheritedFromId = "discount_7",
                            Amount = 7.50M,
                            Quantity = 2,
                            NeverExpires = true
                        },
                    }
                }
            };

            Transaction transaction = gateway.Subscription.Create(request).Target.Transactions[0];

            Assert.AreEqual(PlanFixture.PLAN_WITHOUT_TRIAL.Id, transaction.PlanId);

            List<AddOn> addOns = transaction.AddOns;
            addOns.Sort(TestHelper.CompareModificationsById);

            Assert.AreEqual(2, addOns.Count);

            Assert.AreEqual("increase_10", addOns[0].Id);
            Assert.AreEqual(11M, addOns[0].Amount);
            Assert.AreEqual(2, addOns[0].Quantity);
            Assert.IsFalse(addOns[0].NeverExpires.Value);
            Assert.AreEqual(5, addOns[0].NumberOfBillingCycles);

            Assert.AreEqual("increase_20", addOns[1].Id);
            Assert.AreEqual(21M, addOns[1].Amount);
            Assert.AreEqual(3, addOns[1].Quantity);
            Assert.IsFalse(addOns[1].NeverExpires.Value);
            Assert.AreEqual(6, addOns[1].NumberOfBillingCycles);

            List<Discount> discounts = transaction.Discounts;
            Assert.AreEqual(1, discounts.Count);

            Assert.AreEqual("discount_7", discounts[0].Id);
            Assert.AreEqual(7.50M, discounts[0].Amount);
            Assert.AreEqual(2, discounts[0].Quantity);
            Assert.IsTrue(discounts[0].NeverExpires.Value);
            Assert.IsNull(discounts[0].NumberOfBillingCycles);
        }