public void PlayNextTurn_CyclesEveryPlayerInOrder()
{
var mockPlayerA = new Mock<IDartsPlayer>();
mockPlayerA.SetupGet(p => p.RemainingPoints).Returns(100);
var mockPlayerB = new Mock<IDartsPlayer>();
mockPlayerB.SetupGet(p => p.RemainingPoints).Returns(100);
var game = new Darts301Game(mockPlayerA.Object, mockPlayerB.Object);
game.PlayNextTurn();
mockPlayerA.Verify(p => p.PlayTurn(), Times.Once, "First player should play first");
game.PlayNextTurn();
mockPlayerB.Verify(p => p.PlayTurn(), Times.Once, "Second player should play next");
Assert.Equal(mockPlayerA.Object, game.NextTurnPlayer);
}
public void PlayNextTurn_IncreasesTheTurnIndex()
{
var mockPlayer = new Mock<IDartsPlayer>();
mockPlayer.SetupGet(p => p.RemainingPoints).Returns(5);
var game = new Darts301Game(mockPlayer.Object);
game.PlayNextTurn();
Assert.Equal(2, game.TurnNumber);
}
public void PlayNextTurn_WhenGameIsFinished_ThrowsException()
{
var mockPlayer = new Mock<IDartsPlayer>();
mockPlayer.SetupGet(p => p.RemainingPoints).Returns(0);
var game = new Darts301Game(mockPlayer.Object);
Assert.Throws<InvalidOperationException>(() => game.PlayNextTurn());
}
public void PlayNextTurn_WillGetBackToFirstPlayer_AfterAllPlayersPlayed()
{
var mockPlayerA = new Mock<IDartsPlayer>();
mockPlayerA.SetupGet(p => p.RemainingPoints).Returns(100);
var mockPlayerB = new Mock<IDartsPlayer>();
mockPlayerB.SetupGet(p => p.RemainingPoints).Returns(100);
var game = new Darts301Game(mockPlayerA.Object, mockPlayerB.Object);
game.PlayNextTurn();
mockPlayerA.Verify(p => p.PlayTurn(), Times.Once, "First player should play first");
game.PlayNextTurn();
mockPlayerB.Verify(p => p.PlayTurn(), Times.Once, "Second player should play next");
game.PlayNextTurn();
mockPlayerA.Verify(p => p.PlayTurn(), Times.Exactly(2), "First player should play again");
}
public void PlayNextTurn_StartsByFirstPlayerAndMovesToSecond()
{
var mockPlayerA = new Mock<IDartsPlayer>();
mockPlayerA.SetupGet(p => p.RemainingPoints).Returns(100);
var mockPlayerB = new Mock<IDartsPlayer>();
mockPlayerB.SetupGet(p => p.RemainingPoints).Returns(100);
var game = new Darts301Game(mockPlayerA.Object, mockPlayerB.Object);
game.PlayNextTurn();
var nextPlayer = game.NextTurnPlayer;
Assert.Equal(mockPlayerB.Object, nextPlayer);
mockPlayerA.Verify(p => p.PlayTurn(), Times.Once);
}