public void HardGameShouldHaveFieldWth9Rows()
        {
            var factory = new GameFieldFactory();
            var field = factory.CreateGameField(GameDifficulty.Hard);

            var expectedRows = field.Rows;

            Assert.AreEqual(9, expectedRows);
        }
        public void EasyGameShouldHaveFieldWth6Rows()
        {
            var factory = new GameFieldFactory();
            var field = factory.CreateGameField(GameDifficulty.Easy);

            var expectedRows = field.Rows;

            Assert.AreEqual(6, expectedRows);
        }