public void PlayingGame_AsTheFirstString_Returns1()
{
// Arrange
var printerMock = new ResultPrinterMock();
var game = new FizzBuzzGame(printerMock);
// Act
game.PlayTheGame();
// Assert
var firstResult = printerMock.GetMessageWithIndex(1);
Assert.AreEqual("1", firstResult);
}
public void PlayingGame_ForMultiplesOfBothThreeAndFive_ReturnsFizzBuzz(int index, string expected)
{
// Arrange
var printerMock = new ResultPrinterMock();
var game = new FizzBuzzGame(printerMock);
// Act
game.PlayTheGame();
// Assert
var actual = printerMock.GetMessageWithIndex(index);
Assert.AreEqual(expected, actual);
}
public void PlayingGame_AllNumbers_AreNotMultiplesOfThreeOrFive()
{
// Arrange
var printerMock = new ResultPrinterMock();
var game = new FizzBuzzGame(printerMock);
// Act
game.PlayTheGame();
Assert.True(printerMock.AllPrintedMessages().All(s =>
{
if (!AssertHelper.IsPositiveInteger(s))
{
return(true);
}
var intVal = Int32.Parse(s);
return(intVal % 3 != 0 && intVal % 5 != 0);
}));
}