@Test
 public void testUnpackingOrder_Fastest() {
   LevelGraphStorage g = (LevelGraphStorage) createGraph();
   PrepareContractionHierarchies prepare = new PrepareContractionHierarchies().graph(g);
   WeightCalculation calc = new FastestCalc(carEncoder);
   initUnpackingGraph(g, calc);
   RoutingAlgorithm algo = prepare.type(calc).vehicle(carEncoder).createAlgo();
   Path p = algo.calcPath(10, 6);
   assertEquals(7, p.distance(), 1e-1);
   assertEquals(Helper.createTList(10, 0, 1, 2, 3, 4, 5, 6), p.calcNodes());
 }