public void Return15PctForNewCustomer()
{
var customer = new Customer();
var calculator = new CustomerDiscountCalculator(customer, DateTime.Now);
var discount = calculator.CalculateDiscountPercentage();
Assert.AreEqual(0.15m, discount);
}
public void Return22PctFor5YearLoyalCustomerOnBirthday()
{
var customer = new Customer
{
DateOfBirth = DateTime.Today,
DateOfFirstPurchase = DateTime.Today.AddYears(-5)
};
var calculator = new CustomerDiscountCalculator(customer, DateTime.Now);
var discount = calculator.CalculateDiscountPercentage();
Assert.AreEqual(0.22m, discount);
}
public void Return10PctForBirthday()
{
var customer = new Customer
{
DateOfBirth = DateTime.Today,
DateOfFirstPurchase = DateTime.Today.AddDays(-1)
};
var calculator = new CustomerDiscountCalculator(customer, DateTime.Now);
var discount = calculator.CalculateDiscountPercentage();
Assert.AreEqual(0.10m, discount);
}
public void Return5PctForSenior()
{
var customer = new Customer
{
DateOfBirth = DateTime.Today.AddYears(-65).AddDays(-5),
DateOfFirstPurchase = DateTime.Today.AddDays(-1)
};
var calculator = new CustomerDiscountCalculator(customer, DateTime.Now);
var discount = calculator.CalculateDiscountPercentage();
Assert.AreEqual(0.05m, discount);
}
