public void It_should_create_coupon_with_rate_and_minimum_amount() { //Arrange double minimumCartAmount = 100; int rateOfDiscount = 10; //Act var discountType = DiscountType.Rate; var coupon = RateCoupon.Create(minimumCartAmount, rateOfDiscount); //Verify coupon.DiscountType.Should().Be(discountType); }
public void It_should_not_apply_coupons_when_mimimum_amount_constraint_met() { //Arrange Category category = new Category("food"); double minimumCartAmount = 200; int rateOfDiscount = 60; var coupon = RateCoupon.Create(minimumCartAmount, rateOfDiscount); var cart = new Cart(); Product apple = new Product("Elma", 20, category); cart.AddItem(apple, 5); //Act cart.ApplyCoupon(coupon); //Verify cart.TotalAmountAfterDiscounts.Should().Be(100); cart.CouponDiscount.Should().Be(0); }