DjDepthWalkertestFix

    /*
     *     
     *     
     *   0-1-2-5
     *     | |
     *     --3
     *       |
     *       4
     */
    
    private GraphHopperStorage createRestrictionsLoop(){
        TurnCostStorage turnCosts = new TurnCostStorage();
        GraphHopperStorage graph = new GraphHopperStorage(new RAMDirectory(), em , false, turnCosts);
        graph.create(100);
        
        EdgeIteratorState edge_0_1 = graph.edge(0, 1, 11, true);
        
        EdgeIteratorState edge_1_2 = graph.edge(1, 2, 10, true);
        EdgeIteratorState edge_1_3 = graph.edge(1, 3, 10, true);
        
        EdgeIteratorState edge_2_3 = graph.edge(2, 3, 10, true);
        graph.edge(3, 4, 10, true);
        EdgeIteratorState edge_2_5 = graph.edge(2, 5, 10, true);
        
        turnCosts.setTurnCosts(2, edge_1_2.getEdge(), edge_2_5.getEdge(), 1);
        turnCosts.setTurnCosts(3, edge_2_3.getEdge(), edge_2_3.getEdge(), 1);
        turnCosts.setTurnCosts(2, edge_1_2.getEdge(), edge_1_2.getEdge(), 1);
        turnCosts.setTurnCosts(1, edge_0_1.getEdge(), edge_1_3.getEdge(), 1);
        
        return graph;
    }