public async Task ShouldNotWalkHorizontallyInToWalls()
{
var wallLocation = _gameSettings.PacMan.Location.Right;
var ghostStartLocation = _gameSettings.PacMan.Location.Right.Right;
_gameSettings.Walls.Add(wallLocation);
var ghost = _ghostBuilder.WithLocation(ghostStartLocation).Create();
_gameSettings.Ghosts.Add(ghost);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.WaitForScatterToComplete();
using var _ = new AssertionScope();
gameHarness.Game.Ghosts[ghost.Name].Should().NotBeEquivalentTo(new
{
Location = wallLocation
});
gameHarness.Game.Ghosts[ghost.Name].Should().NotBeEquivalentTo(new
{
Location = ghostStartLocation
});
}
public async Task WeGetAnExtraLifeWhenScoreReachesBonusLifePointAfterEatingFruit()
{
var gameSettings = new TestGameSettings();
gameSettings.Coins.Add(gameSettings.PacMan.Location.Below);
gameSettings.Coins.Add(gameSettings.PacMan.Location.FarAway());
gameSettings.Fruit = gameSettings.PacMan.Location.Below.Below;
gameSettings.FruitAppearsAfterCoinsEaten.Add(1);
gameSettings.PointsNeededForBonusLife = PointsFor.EatingFirstFruit;
var gameHarness = new GameHarness(gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Down);
var previousLives = gameHarness.Lives;
await gameHarness.EatCoin();
gameHarness.WeExpectThatPacMan().HasLives(previousLives);
using var _ = new AssertionScope();
await gameHarness.AssertSingleNotificationFires(GameNotification.ExtraPac, async() =>
{
await gameHarness.EatFruit();
});
gameHarness.Game.Lives.Should().Be(previousLives + 1);
}
public async Task PacManShouldBeAliveAfter4SecondsWhenInRespawning()
{
var initialPosition = _gameSettings.PacMan.Location;
var ghost = GhostBuilder.New()
.WithLocation(initialPosition.Left.Left.Left.Left)
.WithScatterStrategyRight()
.WithChaseStrategyRight()
.Create();
_gameSettings.Ghosts.Add(ghost);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.Move();
await gameHarness.GetEatenByGhost(ghost);
await gameHarness.WaitToFinishDying();
gameHarness.EnsureGameStatus(GameStatus.Respawning);
await gameHarness.WaitToRespawn();
gameHarness.Game.Status.Should().Be(GameStatus.Alive);
}
public async Task FruitShouldFirstAppearAfterSetNumberOfPills()
{
var fruitLocation = _gameSettings.PacMan.Location.FarAway();
_gameSettings.Fruit = fruitLocation;
_gameSettings.FruitAppearsAfterCoinsEaten.Add(5);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.Left);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.Left.Left);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.Left.Left.Left);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.Left.Left.Left.Left);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.Left.Left.Left.Left.Left);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.EatCoin();
await gameHarness.EatCoin();
await gameHarness.EatCoin();
await gameHarness.EatCoin();
await gameHarness.EatCoin();
gameHarness.Game.Fruits.Should().BeEquivalentTo(new
{
Location = _gameSettings.Fruit,
Type = FruitType.Cherry
});
}
public async Task PacManDoesNotEatPowerPillAndScoreStaysTheSameWhenCollidesWithGhost()
{
var pillAndGhostLocation = _gameSettings.PacMan.Location + Direction.Right;
var ghost = GhostBuilder.New()
.WithLocation(pillAndGhostLocation)
.Create();
_gameSettings.Ghosts.Add(ghost);
_gameSettings.PowerPills.Add(pillAndGhostLocation);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
var score = gameHarness.Score;
await gameHarness.ChangeDirection(Direction.Right);
await gameHarness.GetEatenByGhost(ghost);
using var _ = new AssertionScope();
gameHarness.Game.PowerPills.Should().ContainEquivalentOf(pillAndGhostLocation);
gameHarness.Score.Should().Be(score);
}
public async Task WeGetAnExtraLifeWhenScoreReachesBonusLifePointAfterEatingAGhost()
{
var gameSettings = new TestGameSettings();
var ghostStart = gameSettings.PacMan.Location.Left.Left.Left;
var ghost = GhostBuilder.New()
.WithLocation(ghostStart)
.WithChaseStrategyRight()
.WithScatterStrategyRight()
.Create();
gameSettings.Ghosts.Add(ghost);
gameSettings.PowerPills.Add(gameSettings.PacMan.Location.FarAway());
gameSettings.PowerPills.Add(gameSettings.PacMan.Location.Left);
gameSettings.PointsNeededForBonusLife = PointsFor.EatingFirstGhost;
var gameHarness = new GameHarness(gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.EatPill();
var previousLives = gameHarness.Lives;
using var _ = new AssertionScope();
await gameHarness.AssertSingleNotificationFires(GameNotification.ExtraPac, async() =>
{
await gameHarness.EatGhost(ghost);
});
gameHarness.Game.Lives.Should().Be(previousLives + 1);
}
public async Task WeGetAnExtraLifeOnceWhenScoreReachesBonusLifePointAfterScoreIncreasesFromEatingFurtherCoins()
{
var gameSettings = new TestGameSettings();
gameSettings.Coins.Add(gameSettings.PacMan.Location.Below);
gameSettings.Coins.Add(gameSettings.PacMan.Location.Below.Below);
gameSettings.Coins.Add(gameSettings.PacMan.Location.FarAway());
gameSettings.PointsNeededForBonusLife = PointsFor.EatingCoin + 1;
var gameHarness = new GameHarness(gameSettings);
await gameHarness.PlayGame();
var previousLives = gameHarness.Lives;
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatCoin();
using var _ = new AssertionScope();
await gameHarness.AssertSingleNotificationFires(GameNotification.ExtraPac, async() =>
{
await gameHarness.EatCoin();
});
gameHarness.Game.Lives.Should().Be(previousLives + 1);
}
private async Task <GameHarness> PlayGameUntilFruitAppears(CellLocation fruitLocation)
{
_gameSettings.Fruit = fruitLocation;
_gameSettings.FruitAppearsAfterCoinsEaten.Add(2);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.Left);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.Left.Left);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.FarAway());
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.EatCoin();
await gameHarness.EatCoin();
if (!gameHarness.Game.Fruits.Any())
{
throw new Exception("Fruit should be visible");
}
return(gameHarness);
}
public async Task PacManDoesNotCollectCoinAndScoreStaysTheSameWhenCollidesWithGhost()
{
var ghostAndCoinLocation = _gameSettings.PacMan.Location + Direction.Right;
var ghost = GhostBuilder.New()
.WithLocation(ghostAndCoinLocation)
.WithScatterStrategy(new StandingStillGhostStrategy())
.Create();
_gameSettings.Ghosts.Add(ghost);
_gameSettings.Coins.Add(ghostAndCoinLocation);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
var score = gameHarness.Score;
await gameHarness.ChangeDirection(Direction.Right);
await gameHarness.GetEatenByGhost(ghost);
using var _ = new AssertionScope();
gameHarness.Game.Coins.Should().ContainEquivalentOf(ghostAndCoinLocation);
gameHarness.Score.Should().Be(score);
}
public async Task LivesDecreaseWhenCollidesWithGhostWalkingTowardsPacMan()
{
// G . . . P
// . G . P .
// . . PG . .
var ghost = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.Left.Left.Left.Left)
.WithChaseStrategyRight()
.WithScatterStrategyRight()
.Create();
_gameSettings.Ghosts.Add(ghost);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
var currentLives = gameHarness.Lives;
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.Move();
await gameHarness.GetEatenByGhost(ghost);
gameHarness.Lives.Should().Be(currentLives - 1);
}
public async Task CannotCollectTheSameCoinTwice()
{
var pacManStartingLocation = _gameSettings.PacMan.Location;
_gameSettings.Coins.Add(pacManStartingLocation.Below);
_gameSettings.Coins.Add(pacManStartingLocation.FarAway());
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatCoin();
await gameHarness.ChangeDirection(Direction.Up);
await gameHarness.Move();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.Move();
gameHarness.Score.Should().Be(10);
}
public async Task ShouldNotLoseLifeWhenAlreadyIsDying()
{
var ghost = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.Left)
.WithScatterStrategyRight()
.Create();
_gameSettings.Ghosts.Add(ghost);
var ghost2 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.Left.Left)
.WithScatterStrategyRight()
.Create();
_gameSettings.Ghosts.Add(ghost2);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.GetEatenByGhost(ghost);
gameHarness.WeExpectThatPacMan().HasLives(_gameSettings.InitialLives - 1);
gameHarness.EnsureGameStatus(GameStatus.Dying);
await gameHarness.NOP();
gameHarness.EnsureGameStatus(GameStatus.Dying);
gameHarness.Lives.Should().Be(_gameSettings.InitialLives - 1);
}
public async Task TheHighScoreAlwaysIncrementsAfterEatingAGhostDuringTheFirstGame()
{
var gameSettings = new TestGameSettings();
var ghostStart = gameSettings.PacMan.Location.Left.Left.Left;
var ghost = GhostBuilder.New()
.WithLocation(ghostStart)
.WithChaseStrategyRight()
.WithScatterStrategyRight()
.Create();
gameSettings.Ghosts.Add(ghost);
gameSettings.PowerPills.Add(gameSettings.PacMan.Location.FarAway());
gameSettings.PowerPills.Add(gameSettings.PacMan.Location.Left);
var gameHarness = new GameHarness(gameSettings);
await gameHarness.PlayGame();
gameHarness.WeExpectThatPacMan().IsAt(gameSettings.PacMan.Location);
gameHarness.WeExpectThatGhost(ghost).IsAt(gameSettings.PacMan.Location.Left.Left.Left);
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.EatPill();
gameHarness.WeExpectThatPacMan().IsAt(gameSettings.PacMan.Location.Left);
gameHarness.WeExpectThatGhost(ghost).IsAt(gameSettings.PacMan.Location.Left.Left);
await gameHarness.EatGhost(ghost);
gameHarness.Game.HighScore.Should().Be(gameHarness.Score);
}
public async Task ShouldNotWalkVerticallyInToWalls()
{
var wallLocation = _gameSettings.PacMan.Location.Below;
var ghostStartLocation = _gameSettings.PacMan.Location.Below.Below;
_gameSettings.Walls.Add(wallLocation);
var ghost = _ghostBuilder.WithLocation(ghostStartLocation).Create();
_gameSettings.Ghosts.Add(ghost);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.Move();
using var _ = new AssertionScope();
gameHarness.Game.Ghosts[ghost.Name].Should().NotBeEquivalentTo(new
{
Location = wallLocation
});
gameHarness.Game.Ghosts[ghost.Name].Should().NotBeEquivalentTo(new
{
Location = ghostStartLocation
});
}
public async Task TheHighScoreDoesNotIncrementAfterEatingACoinIfTheScoreIsNotHigherThanTheCurrentHighScore()
{
const int initialHighScore = 1000;
_highScore = initialHighScore;
var gameSettings = new TestGameSettings();
gameSettings.HighScoreStorage = this;
gameSettings.Coins.Add(gameSettings.PacMan.Location.Below);
gameSettings.Coins.Add(gameSettings.PacMan.Location.FarAway());
var gameHarness = new GameHarness(gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Down);
if (gameHarness.Game.HighScore != initialHighScore)
{
throw new Exception($"The current high score should be {initialHighScore} not {gameHarness.Game.HighScore}.");
}
await gameHarness.EatCoin();
gameHarness.Game.HighScore.Should().Be(initialHighScore);
}
public void CanReadPortalsFromGame()
{
_gameSettings.Portals.Add((1, 2), (3, 4));
var gameHarness = new GameHarness(_gameSettings);
gameHarness.Game.Portals.Should().BeEquivalentTo(new Dictionary <CellLocation, CellLocation>
{
public void TheGameCanReadTheHeightFromTheBoard()
{
var gameBoardHeight = 100;
_gameSettings.Height = gameBoardHeight;
var gameHarness = new GameHarness(_gameSettings);
gameHarness.Game.Height.Should().Be(gameBoardHeight);
}
public void TheGameCanReadTheWidthFromTheBoard()
{
var gameBoardWidth = 100;
_gameSettings.Width = gameBoardWidth;
var gameHarness = new GameHarness(_gameSettings);
gameHarness.Game.Width.Should().Be(gameBoardWidth);
}
public async Task TheGameResumesAfterBeingPausedForOneSecondAfterGhostIsEaten()
{
// P
// . *
// G . .
var ghostStart1 = _gameSettings.PacMan.Location.Below.Below.Left.Left;
var ghost1 = GhostBuilder.New()
.WithLocation(ghostStart1)
.WithChaseStrategyRight()
.Create();
var ghost2 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.FarAway())
.WithChaseStrategyRight()
.Create();
_gameSettings.Ghosts.Add(ghost1);
_gameSettings.Ghosts.Add(ghost2);
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.Below);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.Game.StartGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatPill();
gameHarness.WeExpectThatPacMan().IsAt(_gameSettings.PacMan.Location.Below);
gameHarness.WeExpectThatGhost(ghost1).IsAt(ghostStart1.Right);
await gameHarness.EatGhost(ghost1);
gameHarness.WeExpectThatPacMan().IsAt(_gameSettings.PacMan.Location.Below.Below);
var pacManLocation = gameHarness.Game.PacMan.Location;
var ghostLocations = gameHarness.Game.Ghosts.Values.Select(x => new {
x.Name,
x.Location
}).ToDictionary(x => x.Name);
await gameHarness.WaitForPauseToComplete();
await gameHarness.Move();
using var _ = new AssertionScope();
gameHarness.Game.PacMan.Should().NotBeEquivalentTo(new
{
Location = pacManLocation
});
gameHarness.Game.Ghosts.Should().NotBeEmpty();
gameHarness.Game.Ghosts.Should().NotBeEquivalentTo(ghostLocations);
}
public async Task FruitShouldNotBeVisibleWhenStartingGame()
{
var fruitLocation = _gameSettings.PacMan.Location.FarAway();
_gameSettings.Fruit = fruitLocation;
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
gameHarness.Game.Fruits.Should().BeEmpty();
}
public async Task IncrementsScoreBy50WhenPowerPillCollected()
{
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.Below);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatPill();
gameHarness.Score.Should().Be(50);
}
public async Task AllGhostsShouldChangeDirectionWhenPacManEatsPowerPill()
{
var ghost1 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.FarAway())
.WithDirection(Direction.Up)
.Create();
var ghost2 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.FarAway())
.WithDirection(Direction.Down)
.Create();
var ghost3 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.FarAway())
.WithDirection(Direction.Left)
.Create();
var ghost4 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.FarAway())
.WithDirection(Direction.Right)
.Create();
_gameSettings.Ghosts.AddRange(new[] { ghost1, ghost2, ghost3, ghost4 });
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.FarAway());
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.Right);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.ChangeDirection(Direction.Right);
await gameHarness.EatPill();
gameHarness.Game.Ghosts.Should().BeEquivalentTo(new Dictionary <string, object>
{
[ghost1.Name] = new
{
Direction = ghost1.Direction.Opposite()
},
[ghost2.Name] = new
{
Direction = ghost2.Direction.Opposite()
},
[ghost3.Name] = new
{
Direction = ghost3.Direction.Opposite()
},
[ghost4.Name] = new
{
Direction = ghost4.Direction.Opposite()
},
});
}
public async Task GameStateStaysAlivewhenPillCollected()
{
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.Below);
_gameSettings.Coins.Add(_gameSettings.PacMan.Location.FarAway());
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatPill();
gameHarness.Status.Should().Be(GameStatus.Alive);
}
public async Task ShouldBeAbleToTargetWherePacManWillBe()
{
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
var directToExpectedPacManLocation = new DirectToExpectedPacManLocation();
var targetLocation = directToExpectedPacManLocation.GetLocation(gameHarness.Game);
targetLocation.Should().BeEquivalentTo(new
{
_gameSettings.PacMan.Location.Right.Right.Right.Right.Right
});
}
public async Task PacManStartsInInitialPosition()
{
var initialPosition = _gameSettings.PacMan.Location;
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
gameHarness.Game.PacMan.Should().BeEquivalentTo(new
{
Location = initialPosition,
Direction = Direction.Right
});
}
public async Task ScoreDoesNotChangeWhenNoCoinIsCollected()
{
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
var score = gameHarness.Score;
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.Move();
gameHarness.Score.Should().Be(score);
}
public async Task GhostShouldBeRunningHomeAfterThePauseAfterBeingTheEaten()
{
// P
// . *
// G . .
var ghostStart1 = _gameSettings.PacMan.Location.Below.Below.Left.Left;
var ghost1 = GhostBuilder.New()
.WithLocation(ghostStart1)
.WithChaseStrategyRight()
.Create();
var ghost2 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.FarAway())
.WithChaseStrategyRight()
.Create();
_gameSettings.Ghosts.Add(ghost1);
_gameSettings.Ghosts.Add(ghost2);
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.Below);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.Game.StartGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatPill();
gameHarness.WeExpectThatPacMan().IsAt(_gameSettings.PacMan.Location.Below);
gameHarness.WeExpectThatGhost(ghost1).IsAt(ghostStart1.Right);
await gameHarness.EatGhost(ghost1);
gameHarness.WeExpectThatPacMan().IsAt(_gameSettings.PacMan.Location.Below.Below);
var pacManLocation = gameHarness.Game.PacMan.Location;
var ghostLocations = gameHarness.Game.Ghosts.Values.Select(x => new {
x.Name,
x.Location
}).ToDictionary(x => x.Name);
await gameHarness.WaitForPauseToComplete();
await gameHarness.Move();
using var _ = new AssertionScope();
gameHarness.Game.Ghosts[ghost1.Name].Status.Should().Be(GhostStatus.RunningHome);
gameHarness.Game.Ghosts[ghost2.Name].Status.Should().Be(GhostStatus.Edible);
}
public async Task CoinShouldBeCollected()
{
var coinLocation = _gameSettings.PacMan.Location.Below;
_gameSettings.Coins.Add(coinLocation);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatCoin();
gameHarness.Game.Coins.Should().NotContain(coinLocation);
}
public async Task IncrementsScoreBy10WhenCoinCollected()
{
var pacManStartingLocation = _gameSettings.PacMan.Location;
_gameSettings.Coins.Add(pacManStartingLocation.Below);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatCoin();
gameHarness.Score.Should().Be(10);
}
public async Task TheHighScoreAlwaysIncrementsAfterEatingAPowerPillDuringTheFirstGame()
{
var gameSettings = new TestGameSettings();
gameSettings.PowerPills.Add(gameSettings.PacMan.Location.Below);
gameSettings.PowerPills.Add(gameSettings.PacMan.Location.FarAway());
var gameHarness = new GameHarness(gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatPill();
gameHarness.Game.HighScore.Should().Be(gameHarness.Score);
}