public void Test_ProcessOrder_Valid()
{
// Arrange
var orderCalcSvc = new DefaultOrderCalculationService();
var serviceChargeCalcSvc = new DefaultDeliveryServiceChargeCalculationService();
var deliveryOrderProcessor = new DeliveryOrderProcessor(
orderCalcSvc, serviceChargeCalcSvc);
var deliveryOrder = new DeliveryOrder
{
UserId = "this.User",
From = new DefaultAddress {
Address = "My Home"
},
To = new DefaultAddress {
Address = "My Office"
},
OrderCart = new OrderDetails
{
PackageList = new List <ItemDetails>()
{
new ItemDetails
{
Item = "Coffee",
Quantity = 2,
Price = 150.0m,
VAT = 15.0m
}
}
},
PaymentMethod = "CashOnDelivery",
ReferenceInvoiceId = "SMPL-1NV01C31D"
};
// Act
deliveryOrderProcessor.ProcessOrder(deliveryOrder);
var coffees = deliveryOrder.OrderCart.PackageList;
var cart = deliveryOrder.OrderCart;
var serviceCharge = serviceChargeCalcSvc.CalculateServiceCharge(coffees);
var subTotal = orderCalcSvc.CalculateSubtotal(coffees);
var totalToPay = orderCalcSvc.CalculateTotalToPay(coffees, serviceCharge);
var totalVATAmount = orderCalcSvc.CalculateTotalVATAmount(coffees, serviceCharge);
var totalWeight = 0;
// Assert
Assert.AreEqual(serviceCharge, cart.ServiceCharge);
Assert.AreEqual(subTotal, cart.SubTotal);
Assert.AreEqual(totalToPay, cart.TotalToPay);
Assert.AreEqual(totalVATAmount, cart.TotalVATAmount);
Assert.AreEqual(totalWeight, cart.TotalWeight);
}
public void Test_CalculateServiceCharge_Weight_Less_Than_Threshold()
{
var items = new List <ItemDetails>();
items.Add(new ItemDetails {
Weight = 0.1m
});
items.Add(new ItemDetails {
Weight = 0.3m
});
// Act
var deliveryChargeCalcSvc = new DefaultDeliveryServiceChargeCalculationService();
var actual = deliveryChargeCalcSvc.CalculateServiceCharge(items);
var expected = 150.0m;
// Assert
Assert.AreEqual(expected, actual);
}