static void Main(string[] args)
{
var mock = new MockMessagePrinter();
ATMCustomer atmCustomer = new ATMCustomer(mock, new RepoTransaction());
atmCustomer.PlaceDeposit(new BankAccount(), 0);
Console.WriteLine(mock.Message == "Amount needs to be more than zero. Try again.");
Console.ReadLine();
}
public void Should_ShowZeroErrorMessage_OnPlaceDeposit_When_AmountIsZero()
{
var mock = new MockMessagePrinter();
ATMCustomer atmCustomer = new ATMCustomer(mock, new RepoTransaction());
atmCustomer.PlaceDeposit(new BankAccount(), 0);
var expectedMessage = "Amount needs to be more than zero. Try again.";
Assert.AreEqual(expectedMessage, mock.Message);
}