public void FindPathATest()
        {
            PointPolygon pointToGo = (11, 5);
            //SquarePolygon pointToGo = ((11, 5), 2);
            Index         pointA = (28, 10);
            SquarePolygon wall1  = ((19, 8), 4);
            SquarePolygon wall2  = ((11, 17), 4);
            SquarePolygon wall3  = ((23, 17), 4);

            var graph = new PathGraph(30, 30);

            graph.AddWalls(wall1, wall2, wall3);

            graph.FindPath1(pointToGo, pointA);

            Debug.WriteLine(graph.ToPath());
        }