public TextAdventureWanderShould()
        {
            _one   = BuildLocation("one");
            _two   = BuildLocation("two");
            _three = BuildLocation("three");
            _four  = BuildLocation("four");

            DungeonBuilder.Connect(DirectionCalculator.East, _one, _two);
            DungeonBuilder.Connect(DirectionCalculator.South, _two, _three);
            DungeonBuilder.Connect(DirectionCalculator.West, _three, _four);
            DungeonBuilder.Connect(DirectionCalculator.North, _four, _one);

            _engine = new TextAdventureEngine(_one, DirectionCalculator.North);
        }