public void BuySnack_NoSnackAvailable_CannotBuy()
{
//Arrange
var snackMachine = new SnackMachine();
//Act
var valid = snackMachine.CanBuySnack(1);
//Assert
false.Should().Equals(valid);
true.Should().Equals(snackMachine.AnyErrors());
Constants.NoSnackAvailableToBuy.Should().Equals(snackMachine.Project());
}
public void BuySnack_Cannot_buy_snack_if_not_enough_change_in_machine()
{
var snackMachine = new SnackMachine();
snackMachine.LoadSnacks(1, new SnackPile(Snack.None, 1, 0.5m));
snackMachine.InsertMoney(Dollar);
var valid = snackMachine.CanBuySnack(1);
//Assert
false.Should().Equals(valid);
true.Should().Equals(snackMachine.AnyErrors());
Constants.NotEnoughChange.Should().Equals(snackMachine.Project());
}
public void BuySnack_Can_buy_snack_if_enough_change_in_machine()
{
var snackMachine = new SnackMachine(Dollar + Dollar);
snackMachine.LoadSnacks(1, new SnackPile(Snack.None, 1, 3m));
snackMachine.InsertMoney(FiveDollar);
var valid = snackMachine.CanBuySnack(1);
//Assert
true.Should().Equals(valid);
false.Should().Equals(snackMachine.AnyErrors());
snackMachine.Project().Should().Be(string.Empty);
}
private void BuySnack(int position)
{
var error = _snackMachine.CanBuySnack(position);
if (error != string.Empty)
{
MessageBox.Show(error, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
_snackMachine.BuySnack(position);
_snackMachineRepository.Save(_snackMachine);
SetSnackPiles();
NotifyClient("You have bought a snack");
}
private void BuySnack(string positionString)
{
int position = int.Parse(positionString);
string error = _snackMachine.CanBuySnack(position);
if (error != string.Empty)
{
NotifyClient(error);
return;
}
_snackMachine.BuySnack(position);
_repository.Save(_snackMachine);
NotifyClient("You have bought a snack");
}
public void BuySnack_Cannot_NotEnoughMoneyInserted_CannotBuy()
{
//Arrange
var snackMachine = new SnackMachine();
snackMachine.LoadSnacks(1, new SnackPile(Snack.None, 1, 2m));
//Action
snackMachine.InsertMoney(Dollar);
var valid = snackMachine.CanBuySnack(1);
//Assert
false.Should().Equals(valid);
true.Should().Equals(snackMachine.AnyErrors());
Constants.NotEnoughMoneyInserted.Should().Equals(snackMachine.Project());
}
private void BuySnack(string position)
{
string error = _snackMachine.CanBuySnack(int.Parse(position));
if (!string.IsNullOrEmpty(error))
{
NotifyClient(error);
}
else
{
_snackMachine.BuySnack(int.Parse(position));
snackMachineRepository.Save(_snackMachine);
NotifyClient("You've bought a snack.");
}
}
private void BuySnack(string positionString)
{
var position = int.Parse(positionString);
var error = _snackMachine.CanBuySnack(position);
if (!string.IsNullOrEmpty(error))
{
NotifyClient(error);
return;
}
_snackMachine.BuySnack(position);
_repository.Save(_snackMachine);
NotifyClient("You have bought a snack");
}
private void BuySnack(string positionString) // handling client exception -> could return value and then by value serving client correct one
// but it violates CQRS pattern
{
int position = int.Parse(positionString);
string error = _snackMachine.CanBuySnack(position);
if (error != string.Empty)
{
NotifyClient(error);
return;
}
_snackMachine.BuySnack(position);
_repository.Save(_snackMachine);
//using (ISession session = SessionFactory.OpenSession())
//using (ITransaction transaction = session.BeginTransaction())
//{
// session.SaveOrUpdate(_snackMachine);
// transaction.Commit();
//}
NotifyClient("You have bought a snack");
}