public void Initalize()
{
_factory = new MockRepository(MockBehavior.Loose);
_container = new AutoMockContainer(_factory);
_coins = new List<Coin>();
_purchaseServiceMock = _container.GetMock<IPurchaseService>();
var product_a = new Product() { Price = 1, Title = "Apple" };
var product_b = new Product() { Price = .75m, Title = "Banana" };
var slot_a = new Slot() { Button = "A", Product = product_a, MaxNumberOfProduct = 5, Quantity = 4 };
var slot_b = new Slot() { Button = "B", Product = product_b, MaxNumberOfProduct = 5, Quantity = 0 };
_dollar = new Coin() { Title = "One Dollar", Value = 1, ShortName = "O" };
_quarter = new Coin() { Title = "Quarter", Value = .25m, ShortName = "Q" };
_dime = new Coin() { Title = "Dime", Value = .1m, ShortName = "d" };
_nickle = new Coin() { Title = "Nickle", Value = .05m, ShortName = "n" };
_penny = new Coin() { Title = "Penny", Value = .01m, ShortName = "p" };
_slots = new List<Slot>() { slot_a, slot_b };
_maxSlots = 5;
_machineService = new MachineService(_maxSlots, _purchaseServiceMock.Object);
}
public Product Deliver(Slot slot)
{
var retval = new Product();
if (slot.Quantity > 0)
{
slot.Quantity = slot.Quantity - 1;
retval = slot.Product;
}
return retval;
}
public string CreateSlot(string slotLetter, int maxNumberOfProduct, int numberOfProducts, Product product)
{
var msg = "No room to add more products";
if (_machine.Slots.Count < _machine.MaxSlots)
{
var slot = new Slot() {Button = slotLetter, MaxNumberOfProduct = maxNumberOfProduct, Product = product, Quantity = numberOfProducts};
_machine.Slots.Add(slot);
msg = string.Format("Your products were added to the slot: {0}", slot.Button);
}
return msg;
}
public decimal Purchase(Slot slot, ICollection<Coin> coins)
{
var totalCoins = coins.Sum(c => c.Value);
decimal change = 0;
if (slot.Product.Price <= totalCoins)
{
change = totalCoins - slot.Product.Price;
}
return change;
}