public void TestAdjacentRooms() { LevelLayout layout = new LevelLayout(); // Checking at !, rooms at X // // 4 X // 3 X ! X // 2 X // 1 // 0 1 2 3 4 5 layout.AddRoom(new Vector2Int(4, 4)); layout.AddRoom(new Vector2Int(3, 3)); layout.AddRoom(new Vector2Int(5, 3)); layout.AddRoom(new Vector2Int(2, 2)); IRoom[] results = layout.GetAdjacent(new Vector2Int(4, 3)); Assert.AreEqual( results[(int)Direction.Up].Position, new Vector2Int(4, 4) ); Assert.AreEqual( results[(int)Direction.Left].Position, new Vector2Int(3, 3) ); Assert.AreEqual( results[(int)Direction.Right].Position, new Vector2Int(5, 3) ); Assert.IsNull( results[(int)Direction.Down] ); }