public void TestBestDir()
        {
            const int mapSize = 32;

            var state   = new GameState(mapSize, mapSize, int.MaxValue, 100, 25, 5, 1);
            var baseLoc = new Location(5, 8);

            {
                var loc2 = new Location(7, 9);

                Assert.AreEqual(1, state.getHorizontalDelta(baseLoc, loc2));
                Assert.AreEqual(2, state.getVerticalDelta(baseLoc, loc2));
                Assert.AreEqual(-1, state.getHorizontalDelta(loc2, baseLoc));
                Assert.AreEqual(-2, state.getVerticalDelta(loc2, baseLoc));
            }

            {
                var loc3 = new Location(1, 2);
                var loc4 = new Location(mapSize - 1, mapSize - 3);

                Assert.AreEqual(5, state.getHorizontalDelta(loc3, loc4));
                Assert.AreEqual(2, state.getVerticalDelta(loc3, loc4));
                Assert.AreEqual(-5, state.getHorizontalDelta(loc4, loc3));
                Assert.AreEqual(-2, state.getVerticalDelta(loc4, loc3));
            }


            foreach (var dir in Ants.Ants.Aim.Keys)
            {
                var loc = state.GetDestination(baseLoc, dir);
                Assert.AreEqual(dir, state.GetBestDirection(baseLoc, loc));
            }
        }