public void Discount_Above_100() { IDiscounthelper target = GetTestObject(); decimal total = 200; var discountedTotal = target.ApplyDiscount(total); Assert.AreEqual(total * 0.9M, discountedTotal); }
public void Discount_Less_Than_10() { IDiscounthelper target = GetTestObject(); decimal discount5 = target.ApplyDiscount(5); decimal discount0 = target.ApplyDiscount(0); Assert.AreEqual(0, discount0); Assert.AreEqual(0, discount0); }
public void Discount_Between_10_And_100() { IDiscounthelper target = GetTestObject(); decimal TenDollarsDiscount = target.ApplyDiscount(10); decimal HundredDollarsDiscount = target.ApplyDiscount(100); decimal FiftyDollarsDiscount = target.ApplyDiscount(50); Assert.AreEqual(5, TenDollarsDiscount, "$10 discount is wrong"); Assert.AreEqual(95, HundredDollarsDiscount, "$100 discount is wrong"); Assert.AreEqual(45, FiftyDollarsDiscount, "$50 discount is wrong"); }
public LinqValueCalculator(IDiscounthelper disc) { discounter = disc; System.Diagnostics.Debug.WriteLine($"Instance {++counter} created"); }
public void Discount_Negative_Total() { IDiscounthelper target = GetTestObject(); target.ApplyDiscount(-1); }