public IPoints WinBall(FortyPoints opponentPoints) { return(new ThirtyPoints()); }
public IPoints WinBall(FortyPoints opponentPoints) { throw new InvalidOperationException(); }
public IPoints WinBall(FortyPoints opponentPoints) { return(new FifteenPoints()); }
public IPoints WinBall(FortyPoints opponentPoints) { return(new GamePoint()); }
public IPoints WinBall(FortyPoints opponentPoints) { return(new AdvantagePoint()); }