### Question:
Astar { public static Heuristic createHeuristicClosest() { return new HeuristicClosest(); } private  Astar(); static PathFinder createPathFinder(MapTile map, int maxSearchDistance, Heuristic heuristic); static Heuristic createHeuristicClosest(); static Heuristic createHeuristicClosestSquared(); static Heuristic createHeuristicManhattan(int minimumCost);  }### Answer:
@Test void testCreateHeuristicClosest() { assertEquals(HeuristicClosest.class, Astar.createHeuristicClosest().getClass()); }