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 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 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 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 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 CannotCollectTheSamePowerPillTwice()
{
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.FarAway());
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.Below);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.EatPill();
await gameHarness.ChangeDirection(Direction.Up);
await gameHarness.Move();
await gameHarness.ChangeDirection(Direction.Down);
await gameHarness.Move();
gameHarness.Score.Should().Be(50);
}
public async Task ShouldTurnAtCorner()
{
// X X X X
// X ^ ▶ ▶ C
// X S X X
var topLeft = new CellLocation();
_gameSettings.Walls.Add(topLeft);
_gameSettings.Walls.Add(topLeft.Right);
_gameSettings.Walls.Add(topLeft.Right.Right);
_gameSettings.Walls.Add(topLeft.Right.Right.Right);
_gameSettings.Walls.Add(topLeft.Below);
_gameSettings.Walls.Add(topLeft.Below.Below);
_gameSettings.Walls.Add(topLeft.Below.Below.Right.Right);
_gameSettings.Walls.Add(topLeft.Below.Below.Right.Right.Right);
var ghost = _ghostBuilder.WithLocation(topLeft.Below.Below.Right)
.WithDirection(Direction.Up).Create();
_gameSettings.Ghosts.Add(ghost);
_gameSettings.PacMan = new PacMan(topLeft.Below.Right.Right.Right.Right, Direction.Right);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.Move();
await gameHarness.Move();
await gameHarness.Move();
using var _ = new AssertionScope();
gameHarness.Game.Ghosts[ghost.Name].Should().BeEquivalentTo(new
{
Location = topLeft.Below.Right.Right.Right,
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 PacManWalksInFacingDirection(Direction directionToFace)
{
var initialPosition = _gameSettings.PacMan.Location;
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(directionToFace);
await gameHarness.Move();
gameHarness.Game.PacMan.Should().BeEquivalentTo(new
{
Location = initialPosition + directionToFace,
Direction = directionToFace
});
}
public async Task LivesStayTheSameWhenNotCollidingWithAGhost()
{
var ghost = GhostBuilder.New().WithLocation(_gameSettings.PacMan.Location.Right).Create();
_gameSettings.Ghosts.Add(ghost);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
var currentLives = gameHarness.Lives;
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.Move();
gameHarness.Lives.Should().Be(currentLives);
}
public async Task ShouldMoveTowardsPacMan(int pacManX, int pacManY, int expectedGhostPositionX, int expectedGhostPositionY)
{
var ghost = _ghostBuilder.WithLocation((5, 5)).Create();
_gameSettings.Ghosts.Add(ghost);
_gameSettings.PacMan = new PacMan((pacManX, pacManY), Direction.Left);
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.Move();
gameHarness.Game.Ghosts[ghost.Name].Should().BeEquivalentTo(new
{
Location = new
{
X = expectedGhostPositionX,
Y = expectedGhostPositionY
}
});
}
public async Task GameContainsAllCoins()
{
var coin1 = _gameSettings.PacMan.Location.FarAway().Left;
var coin2 = _gameSettings.PacMan.Location.FarAway();
var coin3 = _gameSettings.PacMan.Location.FarAway().Right;
_gameSettings.Coins.Add(coin1);
_gameSettings.Coins.Add(coin2);
_gameSettings.Coins.Add(coin3);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.Move();
gameHarness.Game.Coins.Should().BeEquivalentTo(
coin1,
coin2,
coin3
);
}
public async Task GameContainsAllPowerPills()
{
var powerPill1 = _gameSettings.PacMan.Location.FarAway().Left;
var powerPill2 = _gameSettings.PacMan.Location.FarAway();
var powerPill3 = _gameSettings.PacMan.Location.FarAway().Right;
_gameSettings.PowerPills.Add(powerPill1);
_gameSettings.PowerPills.Add(powerPill2);
_gameSettings.PowerPills.Add(powerPill3);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.Move();
gameHarness.Game.PowerPills.Should().BeEquivalentTo(
powerPill1,
powerPill2,
powerPill3
);
}
public async Task PacManIsTeleportedWhenYouWalkIntoAPortal()
{
var initialPosition = _gameSettings.PacMan.Location;
var farEndOfPortal = new CellLocation(14, 15);
var portalExit = farEndOfPortal.Left;
_gameSettings.Portals.Add(initialPosition.Left, farEndOfPortal);
var gameHarness = new GameHarness(_gameSettings);
await gameHarness.PlayGame();
await gameHarness.ChangeDirection(Direction.Left);
await gameHarness.Move();
gameHarness.Game.PacMan.Should().BeEquivalentTo(new
{
Location = portalExit,
Direction = Direction.Left
});
}
public async Task GhostsShouldBeNotEdibleAfterPacManComesBackToLife()
{
// G
// > . # G
// -
// H
var ghost1 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.Right.Right.Above)
.Create();
var ghost2 = GhostBuilder.New()
.WithLocation(_gameSettings.PacMan.Location.FarAway())
.Create();
var directionPicker = new TestDirectionPicker()
{
DefaultDirection = Direction.Down
};
_gameSettings.DirectionPicker = directionPicker;
_gameSettings.Ghosts.Add(ghost1);
_gameSettings.Ghosts.Add(ghost2);
_gameSettings.Walls.Add(_gameSettings.PacMan.Location.Right.Right.Right);
_gameSettings.PowerPills.Add(_gameSettings.PacMan.Location.Right);
_gameSettings.Doors.Add(ghost1.Location.Below.Below);
_gameSettings.GhostHouse.Add(_gameSettings.Doors.First().Below);
var now = DateTime.UtcNow;
var gameHarness = new GameHarness(_gameSettings);
gameHarness.StartGame();
await gameHarness.ChangeDirection(Direction.Right);
await gameHarness.EatPill();
gameHarness.WeExpectThatGhost(ghost1).IsEdible();
gameHarness.WeExpectThatGhost(ghost2).IsEdible();
await gameHarness.EatGhost(ghost1);
gameHarness.WeExpectThatGhost(ghost1).IsNotEdible();
gameHarness.WeExpectThatGhost(ghost2).IsEdible();
await gameHarness.WaitForPauseToComplete();
// Move to Ghost House
await gameHarness.Move();
await gameHarness.Move();
await gameHarness.Move();
await gameHarness.GetEatenByGhost(ghost1);
gameHarness.EnsureGameStatus(GameStatus.Dying);
await gameHarness.WaitToFinishDying();
gameHarness.EnsureGameStatus(GameStatus.Respawning);
await gameHarness.WaitToRespawn();
gameHarness.EnsureGameStatus(GameStatus.Alive);
gameHarness.Game.Ghosts.Values.Should().AllBeEquivalentTo(new
{
Edible = false
});
}
public async Task GhostShouldBeInTheHouseAfterBeingEatingAndWaitingForElapsedTime()
{
// P
// . * # - - #
// G . . # H H #
// # # # #
var ghostStart1 = _gameSettings.PacMan.Location.Below.Below.Left.Left;
var ghost1 = GhostBuilder.New()
.WithLocation(ghostStart1)
.WithChaseStrategyRight()
.Create();
var topLeftWall = _gameSettings.PacMan.Location.Right.Right.Below;
_gameSettings.Walls.Add(topLeftWall);
_gameSettings.Walls.Add(topLeftWall.Below);
_gameSettings.Walls.Add(topLeftWall.Below.Below);
_gameSettings.Walls.Add(topLeftWall.Below.Below.Right);
_gameSettings.Walls.Add(topLeftWall.Below.Below.Right.Right);
_gameSettings.Walls.Add(topLeftWall.Below.Below.Right.Right.Right);
_gameSettings.Walls.Add(topLeftWall.Below.Right.Right.Right);
_gameSettings.Walls.Add(topLeftWall.Right.Right.Right);
_gameSettings.Doors.Add(topLeftWall.Right);
_gameSettings.Doors.Add(topLeftWall.Right.Right);
var ghostHouse = topLeftWall.Below.Right;
_gameSettings.GhostHouse.Add(ghostHouse);
_gameSettings.GhostHouse.Add(topLeftWall.Below.Right.Right);
_gameSettings.Ghosts.Add(ghost1);
_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);
await gameHarness.WaitForPauseToComplete();
await gameHarness.Move();
await gameHarness.Move();
await gameHarness.Move();
await gameHarness.Move();
await gameHarness.Move();
await gameHarness.Move();
gameHarness.WeExpectThatGhost(ghost1).IsAt(topLeftWall.Right);
await gameHarness.Move();
using var _ = new AssertionScope();
gameHarness.Game.Ghosts[ghost1.Name].Status.Should().Be(GhostStatus.Alive);
gameHarness.Game.Ghosts[ghost1.Name].Location.Should().Be(ghostHouse);
}