public void NullBuyProductTest()
{
Assert.Null(lineSystem.BuyProduct(null, null));
Assert.Null(lineSystem.BuyProduct(new User("test", "test", "test", "*****@*****.**"), null));
Assert.Null(lineSystem.BuyProduct(null, new Product("test", 1337, true)));
Assert.NotNull(lineSystem.BuyProduct(new User("test", "test", "test", "*****@*****.**"), new Product("test", 1337, true)));
}
private void QuickBuy(string[] inputArray, int inputCount, User user)
{
Product product;
BuyTransaction transaction;
int id;
if (int.TryParse(inputArray[1], out id))
{
product = LineSystem.GetProduct(id);
if (product != null && product.Active)
{
transaction = LineSystem.BuyProduct(user, product);
if (LineSystem.ExecuteTransaction(transaction))
{
UI.DisplayUserBuysProduct(transaction);
}
else
{
UI.DisplayInsufficientCash(user, product);
}
}
else
{
UI.DisplayProductNotFound(inputArray[1]);
}
}
else
{
UI.DisplayGeneralError(inputArray[1] + " is not a invalid productID");
}
}
private void MultiBuy(string[] inputArray, int inputCount, User user)
{
List <BuyTransaction> transactions = new List <BuyTransaction>();
Product product;
int amount, id, price;
if (int.TryParse(inputArray[1], out amount) && amount > 0)
{
if (int.TryParse(inputArray[2], out id))
{
product = LineSystem.GetProduct(id);
if (product != null && product.Active)
{
for (int i = 0; i < amount; i++)
{
transactions.Add(LineSystem.BuyProduct(user, product));
}
price = transactions[0].Amount * amount;
if (price <= user.Balance)
{
foreach (var transaction in transactions)
{
LineSystem.ExecuteTransaction(transaction);
}
UI.DisplayUserBuysProduct(transactions[0], amount);
}
else
{
UI.DisplayInsufficientCash(user, product, amount);
}
}
else
{
UI.DisplayProductNotFound(inputArray[2]);
}
}
else
{
UI.DisplayGeneralError(inputArray[2] + " is not a valid productID");
}
}
else
{
UI.DisplayGeneralError(inputArray[1] + " is not a valid amount");
}
}