SaveGameFacts.cs

namespace Grove.Tests
{
  using AI;
  using Infrastructure;
  using Xunit;

  public class SaveGameFacts : Scenario
  {
    [Fact]
    public void Save()
    {
      var game = SimulateGame();
      var savedGame = game.Save();

      var p = GameParameters.Load(
        player1Controller: PlayerType.Machine,
        player2Controller: PlayerType.Machine,
        savedGame: savedGame);

      var game1 = new Game(p);

      // 2 games will be equal only if game is in exact same state      
      // load game only loads the game up to the last decision recorded
      // resume the game until state count is equal
      game1.Simulate(() => game1.Turn.StateCount < game.Turn.StateCount);

      // hash depends on card visibility, visibility depends
      // on who the searching player is.      
      game.Players.Searching = game.Players.Player1;
      game1.Players.Searching = game1.Players.Player1;

      Assert.Equal(game.CalculateHash(), game1.CalculateHash());
    }

    private Game SimulateGame()
    {
      var p = GameParameters.Simulation(GetDeck("deck1.dec"), GetDeck("deck2.dec"),
        new SearchParameters(15, 2, SearchPartitioningStrategies.SingleThreaded));

      var game = new Game(p);
      game.Start(numOfTurns: 5);
      return game;
    }
  }
}