public void TestCompositeCommand()
{
var ba = new BankAccount();
var deposit = new BankAccountCommand(ba, BankAccountCommand.Action.Deposit, 100);
var withdraw = new BankAccountCommand(ba, BankAccountCommand.Action.WithDraw, 50);
var composite = new CompositeBankAccountCommand(new[] { deposit, withdraw });
composite.Call();
Console.WriteLine(ba);
composite.Undo();
Console.WriteLine(ba);
}
public void Undo_CreateAFewFailedCommandsAndCall_SetsCorrectBalance()
{
var ba = new BankAccount();
var commands = new List <BankAccountCommand>()
{
new BankAccountCommand(ba, BankAccountCommand.Action.Deposit, 100),
new BankAccountCommand(ba, BankAccountCommand.Action.Withdraw, 20),
new BankAccountCommand(ba, BankAccountCommand.Action.Withdraw, 1000)
};
var composite = new CompositeBankAccountCommand(commands);
composite.Call();
composite.Undo();
Assert.That(ba.Balance, Is.EqualTo(0));
}