public void TestGetAllTiles()
{
Assert.AreEqual(0, manager.GetAllTiles().Count);
manager.AddPlayer(player);
Assert.AreEqual(3, manager.GetAllTiles().Count);
manager.AddPlayer(player_other);
Assert.AreEqual(6, manager.GetAllTiles().Count);
TileInstance tile = new TileInstance();
TilePosition pos = new TilePosition(0, 0);
tile.position = pos;
tile.owner = player;
Assert.AreEqual(7, manager.GetAllTiles().Count);
}