public MainWindow()
 {
     InitializeComponent();
     game             = new SweeperViewModel();
     this.DataContext = game;
     game.NewGameCommand.Execute("BEGINNER");
 }
        public void  CreateGame()
        {
            var vm = new SweeperViewModel();

            for (int i = 0; i < 100; i++)
            {
                vm.NewGameCommand.Execute("SAMEGAME");
            }
            Assert.AreNotEqual(null, vm);
        }