public void Opponent_Match_Win_Percentage_Should_Be_One(SwissStatisticsProvider sut, IEnumerable<Round> rounds, Player A, Player B)
{
var actual = sut
.GetOpponentsMatchWinPercentage(rounds, A);
Assert.Equal(1.0m, actual);
}
public void Game_Win_Percentage_Should_Be_Minimum(SwissStatisticsProvider sut, IEnumerable<Round> rounds, Player A, Player B)
{
var actual = sut
.GetGameWinPercentage(rounds, A);
Assert.Equal(SwissStatisticsProvider.MinimumMatchWinPercentage, actual);
}
public void Should_Be_Awarded_No_Match_Points(SwissStatisticsProvider sut, IEnumerable<Round> rounds, Player A, Player B)
{
var actual = sut
.GetMatchPoints(rounds, A);
Assert.Equal(0.0m, actual);
}
public void Game_Win_Percentage_Should_Be_One_Third(SwissStatisticsProvider sut, IEnumerable<Round> rounds, Player A, Player B)
{
var actual = sut
.GetGameWinPercentage(rounds, A);
Assert.Equal(1.0m / 3.0m, actual);
}
public void Opponent_Game_Win_Percentage_Should_Be_Four_Ninths(SwissStatisticsProvider sut, IEnumerable<Round> rounds, Player A, Player B)
{
var actual = sut
.GetOpponentsGameWinPercentage(rounds, A);
// One win + one draw = 4GP out of 9 possible
Assert.Equal(4.0m / 9.0m, actual);
}
public void Opponent_Game_Win_Percentage_Should_Be_Two_Thirds(SwissStatisticsProvider sut, IEnumerable<Round> rounds, Player A, Player B)
{
var actual = sut
.GetOpponentsGameWinPercentage(rounds, A);
Assert.Equal(2.0m / 3.0m, actual);
}
public SwissTournamanetContextBuilder(SwissStatisticsProvider statisticsProvider, SwissRankingEngine rankingEngine)
{
StatisticsProvider = statisticsProvider;
RankingEngine = rankingEngine;
}
public void It_Just_Freaking_Works()
{
// Yay happy path!
var statisticsProvider = new SwissStatisticsProvider();
var rankingEngine = new SwissRankingEngine(statisticsProvider);
var contextBuilder = new SwissTournamanetContextBuilder(statisticsProvider, rankingEngine);
var commandEventHandler = new CommandEventHandler<SwissTournamentContext>(contextBuilder);
var context = new SwissTournamentContext(0, TournamentState.None, null, null, null);
// Create the tournament
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.CreateTournament.ToString(),
properties: new Dictionary<string, string>
{
{ "Timestamp", new DateTimeOffset(1982, 7, 22, 01, 14, 22, TimeSpan.FromHours(-7)).ToString() }
})
);
Assert.Equal(TournamentState.TournamentCreated, context.State);
Assert.NotEqual(0, context.TournamentSeed);
// Add players
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.AddPlayer.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "A" }
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.AddPlayer.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "B" }
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.AddPlayer.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "C" }
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.AddPlayer.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "D" }
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.AddPlayer.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "E" }
})
);
Assert.Equal(TournamentState.TournamentStarted, context.State);
Assert.NotEmpty(context.Players);
var roundOnePairings = rankingEngine.GetPairings(context);
// Record match results for round 1
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "A" },
{ "Wins", "2" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "B" },
{ "Wins", "1" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "D" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "E" },
{ "Draws", "1" },
})
);
// End round 1
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.EndRound.ToString(),
properties: new Dictionary<string, string>
{
})
);
// Get standings as of round 1. If we include round 2, we get the bye points immediately.
var roundOneStandings = rankingEngine.GetStandings(context, 1);
var roundTwoPairings = rankingEngine.GetPairings(context);
// Record match results for round 2
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "A" },
{ "Draws", "1" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "C" },
{ "Wins", "2" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "D" },
{ "Wins", "1" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "E" },
})
);
// End round 2
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.EndRound.ToString(),
properties: new Dictionary<string, string>
{
})
);
var roundTwoStandings = rankingEngine.GetStandings(context, 2);
// Drop a player
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RemovePlayer.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "E" },
{ "Wins", "1" },
})
);
// Record match results for round 3
var roundThreePairings = rankingEngine.GetPairings(context);
// Record match results for round 3
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "A" },
{ "Wins", "1" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "B" },
{ "Draws", "1" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "C" },
})
);
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.RecordMatchResults.ToString(),
properties: new Dictionary<string, string>
{
{ "Player", "D" },
{ "Wins", "2" },
})
);
// End round 3 and the tournament
context = commandEventHandler.ProcessCommand(
context: context,
commandEvent: new CommandEvent(
sequence: 0,
aggregateId: "T1",
name: TournamentCommand.EndRound.ToString(),
properties: new Dictionary<string, string>
{
})
);
var finalStandings = rankingEngine.GetStandings(context);
}
public SwissRankingEngine(SwissStatisticsProvider statisticsProvider)
{
StatisticsProvider = statisticsProvider;
}
