def test_turn_right_from_bearing_west_sets_bearing_north(self):
     rover = Rover((1, 1), "W", self.safe_zone)
     rover.turn_right()
     self.assertEqual(rover.bearing, "N")
 def test_turn_right_from_bearing_east_sets_bearing_south(self):
     rover = Rover((1, 1), "E", self.safe_zone)
     rover.turn_right()
     self.assertEqual(rover.bearing, "S")