def test_rover_runner_goes_off_gird_south(self):
grid = small_mars_with_one_rover_empty_commands.grid
rover = Rover(0, 0, "S")
tss = m.get_mocked_turn_command_selector_turn_right_from_north_command_only(
)
mss = m.get_mocked_move_command_selector_south_command_only()
rrs = RoverRunnerService(grid, rover, mss, tss)
self.assertRaises(ValueError, rrs.run, ['M'])
def test_rover_runner_moves_rover_forward(self):
grid = small_mars_with_one_rover_empty_commands.grid
rover = small_mars_with_one_rover_empty_commands.rover_setups[0].rover
tss = m.get_mocked_turn_command_selector_turn_left_from_north_command_only(
)
mss = m.get_mocked_move_command_selector_north_command_only()
rrs = RoverRunnerService(grid, rover, mss, tss)
final_pos = rrs.run(['M'])
self.assertEqual(Rover(0, 1, 'N'), final_pos)
def parse(commands):
x, y = commands[0].upper().split()
grid = Grid(int(x), int(y))
rover = None
rover_setups = []
for idx, command in enumerate(commands[1:]):
if idx % 2 == 0:
rover_x, rover_y, direction = command.upper().split()
rover = Rover(int(rover_x), int(rover_y), direction)
else:
rover_setups.append(
RoverSetup(rover, [char for char in command.upper()]))
return Mars(grid, rover_setups)
from data_objects import Rover rover_00N = Rover(0, 0, 'N') rover_00W = Rover(0, 0, 'W') rover_00S = Rover(0, 0, 'S') rover_00E = Rover(0, 0, 'E')
def test_turn_turns_rover_to_north(self):
s = tc.TurnRightFromWestCommand()
r = s.execute(rovers.rover_00W)
self.assertEqual(Rover(0, 0, 'N'), r)
def test_turn_turns_rover_to_west(self):
s = tc.TurnLeftFromNorthCommand()
r = s.execute(rovers.rover_00N)
self.assertEqual(Rover(0, 0, 'W'), r)
def test_turn_turns_rover_to_east(self):
s = tc.TurnLeftFromSouthCommand()
r = s.execute(rovers.rover_00S)
self.assertEqual(Rover(0, 0, 'E'), r)
def test_turn_turns_rover_to_south(self):
s = tc.TurnLeftFromWestCommand()
r = s.execute(rovers.rover_00W)
self.assertEqual(Rover(0, 0, 'S'), r)
def test_move_moves_rover_to_north(self):
s = mc.MoveToNorthCommand()
r = s.execute(rovers.rover_00N)
self.assertEqual(Rover(0, 1, 'N'), r)
def test_move_moves_rover_to_south(self):
s = mc.MoveToSouthCommand()
r = s.execute(rovers.rover_00S)
self.assertEqual(Rover(0, -1, 'S'), r)
def test_move_moves_rover_to_west(self):
s = mc.MoveToWestCommand()
r = s.execute(rovers.rover_00W)
self.assertEqual(Rover(-1, 0, 'W'), r)
def test_move_moves_rover_to_east(self):
s = mc.MoveToEastCommand()
r = s.execute(rovers.rover_00E)
self.assertEqual(Rover(1, 0, 'E'), r)
