public void GetAccountByNumber()
{
//Arrange
//Act
IAccount accountA = bank.GetAccount(JonasAccount.Number);
//Assert
Assert.AreEqual(JonasAccount.Number, accountA.Number);
}
public void Transfer(long amount, string targetNumber)
{
if (balance < 0)
{
throw new ArgumentException("Amount is negative");
}
IAccount target = bank.GetAccount(targetNumber);
Transfer(amount, target);
}
