public void TestGetTopResults()
        {
            Playfield playfield = new Playfield();
            GameEngine engine = new GameEngine(playfield);

            string expected = engine.GetTopResults();
            string actual = new ScoreBoard().ShowScoreboard();
            Assert.AreEqual(expected, actual);
        }
        public void TestProcessInput_OnWriteTop()
        {
            Playfield playfield = new Playfield();
            GameEngine engine = new GameEngine(playfield);
            AssignEvents(engine, engine.UserInput);
            engine.UserInput.ProcessInput("top");

            string expected = engine.GetTopResults();
            string actual = new ScoreBoard().ShowScoreboard();
            Assert.AreEqual(expected, actual);
        }