def test_it_stops_before_reaching_distant_obstacle(self):
marsrover = MarsRover(rocks=[(0, 2)])
try:
marsrover.execute('f')
marsrover.execute('f')
except ReachedObstacleError:
pass
self.assertEqual(marsrover.position, (0, 1))
def test_it_rotate_to_west_when_order_is_l_and_orientation_is_n(self):
marsrover = MarsRover(orientation='N')
marsrover.execute('l')
self.assertEqual(marsrover.orientation, 'W')
def test_it_rotate_to_north_when_order_is_r_and_orientation_is_w(self):
marsrover = MarsRover(orientation='W')
marsrover.execute('r')
self.assertEqual(marsrover.orientation, 'N')
def test_it_moves_back_when_order_is_b_and_orientation_is_e(self):
marsrover = MarsRover(orientation='E', x=1)
marsrover.execute('b')
self.assertEquals(marsrover.position, (0, 0))
def test_it_moves_front_when_order_is_f_and_orientation_is_w(self):
marsrover = MarsRover(orientation='W', x=1)
marsrover.execute('f')
self.assertEquals(marsrover.position, (0, 0))
def test_it_turns_left_when_order_is_l(self):
marsrover = MarsRover()
marsrover.execute('l')
self.assertEquals(marsrover.orientation, 'W')
def test_it_turns_right_when_order_is_r(self):
marsrover = MarsRover()
marsrover.execute('r')
self.assertEquals(marsrover.orientation, 'E')
def test_it_moves_back_when_order_is_b(self):
marsrover = MarsRover(y=1)
marsrover.execute('b')
self.assertEquals(marsrover.position, (0, 0))
def test_it_moves_front_when_order_is_f(self):
marsrover = MarsRover()
marsrover.execute('f')
self.assertEquals(marsrover.position, (0, 1))
def test_rover_can_wrap_around_different_sized_grids():
grid = Grid(5, 8)
curiosity = MarsRover(grid)
curiosity.execute("LMLM")
assert curiosity.get_location() == "4:7:S"
def test_rover_can_move_around_obstacle():
grid = Grid(10, 10, Position(0, 4))
curiosity = MarsRover(grid)
curiosity.execute("MMMMMMRMLMMLMRM")
assert curiosity.get_location() == "0:6:N"
def test_rover_cannot_move_through_obstacle():
grid = Grid(10, 10, Position(0, 4))
curiosity = MarsRover(grid)
curiosity.execute("MMMMMM")
assert curiosity.get_location() == "O:0:3:N"