public async Task Only_one_extra_life_ever()
{
IMediator mediator = new StubbedMediator();
PlayerStats sut = new(0, mediator);
sut.TryDecreaseInitialLives();
sut.Score.Should().Be(Score.Zero);
// p1 eats enough pills to get an extra life
// that's 10,000 points, so 1,000 pills @ 10 points each.
for (int i = 0; i < 1_000; i++)
{
await sut.PillEaten(CellIndex.Zero);
}
sut.Lives.Should().Be(4);
// p1 eats enough pills again to reach the maximum
// score you can every get in the (original) game:
for (int i = 0; i < (3_333_360 - 10_000) / 10; i++)
{
await sut.PillEaten(CellIndex.Zero);
}
sut.Score.Value.Should().Be(3_333_360);
// should still only have 4 lives.
sut.Lives.Should().Be(4);
}
public async Task High_score_updates_as_player_1_in_two_player_gamegets_points()
{
IMediator mediator = new StubbedMediator();
GameStats sut = new(mediator, new StubbedGameStorage());
await sut.Reset(2);
sut.ChoseNextPlayer();
var p1 = sut.CurrentPlayerStats;
p1.PlayerIndex.Should().Be(0);
// p1 starting
p1.TryDecreaseInitialLives();
// p1 eats enough pills to get an extra life
// that's 10,000 points, so 1,000 pills @ 10 points each.
for (int i = 0; i < 1_000; i++)
{
await sut.PillEaten(CellIndex.Zero);
}
p1.Score.Value.Should().Be(10_000);
sut.HighScore.Should().Be(10_000);
await sut.PillEaten(CellIndex.Zero);
p1.Score.Value.Should().Be(10_010);
sut.HighScore.Should().Be(10_010);
}
public void IsAnyonePlaying()
{
IMediator mediator = new StubbedMediator();
GameStats sut = new(mediator, new StubbedGameStorage());
Action action = () => sut.CurrentPlayerStats.PlayerIndex.Should().Be(0);
action.Should().ThrowExactly <InvalidOperationException>().WithMessage("nobody playing!");
}
public async Task Score_increases_when_a_pill_is_eaten()
{
IMediator mediator = new StubbedMediator();
PlayerStats sut = new(0, mediator);
sut.Score.Should().Be(Score.Zero);
await sut.PillEaten(CellIndex.Zero);
sut.Score.Should().Be(new Score(10));
}
public void Defaulting()
{
IMediator mediator = new StubbedMediator();
GameStats sut = new(mediator, new StubbedGameStorage());
sut.AmountOfPlayers.Should().Be(0);
sut.AnyonePlaying.Should().BeFalse();
sut.IsDemo.Should().BeFalse();
sut.IsGameOver.Should().BeTrue();
sut.HighScore.Should().Be(10_000);
}
public async Task Game_flow_2_players()
{
IMediator mediator = new StubbedMediator();
GameStats sut = new(mediator, new StubbedGameStorage());
await sut.Reset(2);
sut.AmountOfPlayers.Should().Be(2);
sut.ChoseNextPlayer();
sut.AnyonePlaying.Should().BeTrue();
var p1 = sut.CurrentPlayerStats;
p1.PlayerIndex.Should().Be(0);
// p1 starting
p1.TryDecreaseInitialLives();
// p1 eaten
p1.DecreaseLives();
// p2 starting
sut.ChoseNextPlayer();
var p2 = sut.CurrentPlayerStats;
p2.TryDecreaseInitialLives();
// p2 eaten
p2.DecreaseLives();
// p1 eaten
sut.ChoseNextPlayer();
p1.DecreaseLives();
// p2 eaten
sut.ChoseNextPlayer();
p2.DecreaseLives();
// p1 eaten
sut.ChoseNextPlayer();
p1.DecreaseLives();
sut.ChoseNextPlayer();
sut.CurrentPlayerStats.Should().Be(p2);
// p2 eaten
p2.DecreaseLives();
// both players have zero lives - so switching to next one isn't possible
sut.ChoseNextPlayer();
sut.AnyonePlaying.Should().BeFalse();
}
public async Task High_score_defaults()
{
IMediator mediator = new StubbedMediator();
GameStats sut = new(mediator, new StubbedGameStorage());
sut.HighScore.Should().Be(10_000);
await sut.Reset(1);
sut.HighScore.Should().Be(10_000);
sut.ResetForDemo();
sut.HighScore.Should().Be(10_000);
}
public async Task Resetting()
{
IMediator mediator = new StubbedMediator();
GameStats sut = new(mediator, new StubbedGameStorage());
await sut.Reset(2);
sut.AmountOfPlayers.Should().Be(2);
sut.AnyonePlaying.Should().BeFalse();
sut.IsDemo.Should().BeFalse();
sut.IsGameOver.Should().BeFalse();
sut.GetPlayerStats(0).Score.Should().Be(Score.Zero);
sut.GetPlayerStats(1).Score.Should().Be(Score.Zero);
// should throw as nobody is playing yet
Action action = () => sut.CurrentPlayerStats.PlayerIndex.Should().Be(0);
action.Should().ThrowExactly <InvalidOperationException>().WithMessage("nobody playing!");
}
public void ResetForDemo()
{
IMediator mediator = new StubbedMediator();
GameStats sut = new(mediator, new StubbedGameStorage());
sut.ResetForDemo();
sut.AmountOfPlayers.Should().Be(1);
sut.AnyonePlaying.Should().BeTrue();
sut.IsDemo.Should().BeTrue();
sut.HasPlayerStats(0).Should().BeTrue();
sut.HasPlayerStats(1).Should().BeFalse();
sut.HasPlayerStats(100).Should().BeFalse();
sut.ChoseNextPlayer();
sut.CurrentPlayerStats.PlayerIndex.Should().Be(0);
sut.HasPlayerStats(0).Should().BeTrue();
}
public async Task Extra_life_at_10_000()
{
IMediator mediator = new StubbedMediator();
PlayerStats sut = new(0, mediator);
sut.TryDecreaseInitialLives();
sut.Score.Should().Be(Score.Zero);
// p1 eats enough pills to get an extra life
// that's 10,000 points, so 1,000 pills @ 10 points each.
for (int i = 0; i < 1_000; i++)
{
await sut.PillEaten(CellIndex.Zero);
}
sut.Score.Value.Should().Be(10_000);
sut.Lives.Should().Be(4);
}
public async Task InitialLives()
{
IMediator mediator = new StubbedMediator();
PlayerStats sut = new(0, mediator);
sut.Score.Should().Be(Score.Zero);
// We initially take off 1 life when
// Pac-Man is waiting at the very start of the game.
// You can see this by 3 Pac-Man lives in the bottom left,
// which then go to 2 when Pac-Man is displayed.
sut.Lives.Should().Be(4);
sut.TryDecreaseInitialLives();
sut.Lives.Should().Be(3);
// the 2nd time, nothing happens
sut.TryDecreaseInitialLives();
sut.Lives.Should().Be(3);
}
public async Task Game_flow_2_players_p1_gets_an_extra_life()
{
IMediator mediator = new StubbedMediator();
GameStats sut = new(mediator, new StubbedGameStorage());
await sut.Reset(2);
sut.AmountOfPlayers.Should().Be(2);
sut.ChoseNextPlayer();
sut.AnyonePlaying.Should().BeTrue();
var p1 = sut.CurrentPlayerStats;
p1.PlayerIndex.Should().Be(0);
// p1 starting - we initially take off 1 life when
// Pac-Man is waiting at the very start of the game.
// You can see this by 3 Pac-Man lives in the bottom left,
// which then go to 2 when Pac-Man is displayed.
p1.TryDecreaseInitialLives();
// p1 eaten
p1.DecreaseLives();
sut.ChoseNextPlayer();
var p2 = sut.CurrentPlayerStats;
// p2 starting
p2.TryDecreaseInitialLives();
// p2 eaten
p2.DecreaseLives();
sut.ChoseNextPlayer();
// p1 eaten
p1.DecreaseLives();
p1.Lives.Should().Be(1);
sut.ChoseNextPlayer();
// p2 eaten
p2.DecreaseLives();
sut.ChoseNextPlayer();
// p1 eats enough pills to get an extra life
// that's 10,000 points, so 1,000 pills @ 10 points each.
for (int i = 0; i < 1_000; i++)
{
await sut.PillEaten(CellIndex.Zero);
}
p1.Score.Value.Should().Be(10_000);
p1.Lives.Should().Be(2);
// p1 eaten
p1.DecreaseLives();
sut.ChoseNextPlayer();
sut.CurrentPlayerStats.Should().Be(p2);
// p2 eaten
p2.DecreaseLives();
// p1 has gotten an extra life, so they should be next
sut.ChoseNextPlayer();
sut.AnyonePlaying.Should().BeTrue();
sut.CurrentPlayerStats.Should().Be(p1);
p1.DecreaseLives();
// both players have zero lives - so switching to next one isn't possible
sut.ChoseNextPlayer();
sut.AnyonePlaying.Should().BeFalse();
}
