public void WhenPlayStarts_ThePlayShouldAlternateBetweenPlayers()
{
// Arrange
var writer = new Mock<IOutputWriter>();
var outputAdapter = new OutputAdapter(writer.Object);
var ticTacToeEngine = new TicTacToeEngine();
var game = new Game(outputAdapter, ticTacToeEngine, _firstPlayer, _secondPlayer);
// Act
game.Start();
// Assert
var firstPlayerMoves = ticTacToeEngine.Moves.Where((item, index) => index % 2 == 0);
Assert.True(firstPlayerMoves.SequenceEqual(_firstPlayer.Moves));
var secondPlayerMoves = ticTacToeEngine.Moves.Where((item, index) => index % 2 != 0);
Assert.True(secondPlayerMoves.SequenceEqual(_secondPlayer.Moves));
}
public void WhenTheApplicationIsStarted_ThenItShouldDrawTheInitialInterface()
{
// Arrange
var screenOutput = new List<string>();
var writer = new Mock<IOutputWriter>();
var outputAdapter = new OutputAdapter(writer.Object);
writer.Setup(output => output.WriteLine(It.IsAny<string>())).Callback((string s) => screenOutput.Add(s));
var ticTacToeEngine = new TicTacToeEngine();
var game = new Game(outputAdapter, ticTacToeEngine, _firstPlayer, _secondPlayer);
// Act
game.Start();
// Assert
Assert.Equal("Deep Blue is playing X, Garry Kasparov is playing O\n", screenOutput.ElementAt(0));
Assert.Equal(" | | ", screenOutput.ElementAt(1));
Assert.Equal(" | | ", screenOutput.ElementAt(2));
Assert.Equal("_____|_____|_____ ", screenOutput.ElementAt(3));
Assert.Equal(" | | ", screenOutput.ElementAt(4));
Assert.Equal(" | | ", screenOutput.ElementAt(5));
Assert.Equal("_____|_____|_____ ", screenOutput.ElementAt(6));
Assert.Equal(" | | ", screenOutput.ElementAt(7));
Assert.Equal(" | | ", screenOutput.ElementAt(8));
Assert.Equal(" | | ", screenOutput.ElementAt(9));
Assert.Equal("\nThe atmosphere is tense, press any key to start the game...", screenOutput.ElementAt(10));
// Unusual for me to be checking view content like this, would normally use a tool like selenium in a web environment
// Unusual for me to be checking multiple things with positioning, however it seems the logical choice in this instance
}