class TestSurfaceMapper(unittest.TestCase):
def setUp(self):
from surfacemapper.mapper import Mapper
self.mapper = Mapper()
def tearDown(self):
self.mapper = None
def test_mars_surface_mapper(self):
user_input = resource_string('surfacemapper.data', 'input.txt')
self.mapper.parse_input(user_input)
self.mapper.delegate()
result = self.mapper.final_locations()
expected = '1 3 N\n5 1 E\n'
self.assertEqual(result, expected)
class TestSurfaceMapper(unittest.TestCase):
def setUp(self):
from surfacemapper.mapper import Mapper
self.mapper = Mapper()
def tearDown(self):
self.mapper = None
def test_mars_surface_mapper(self):
user_input = resource_string('surfacemapper.data', 'input.txt')
self.mapper.parse_input(user_input)
self.mapper.delegate()
result = self.mapper.final_locations()
expected = '1 3 N\n5 1 E\n'
self.assertEqual(result, expected)
def setUp(self):
from surfacemapper.mapper import Mapper
self.mapper = Mapper()
def setUp(self):
from surfacemapper.mapper import Mapper
self.mapper = Mapper()
class TestMapper(unittest.TestCase):
def setUp(self):
from surfacemapper.mapper import Mapper
self.mapper = Mapper()
def testDown(self):
self.mapper = None
def test_mapper_init(self):
self.assertIsNotNone(self.mapper)
self.assertIsNone(self.mapper.controller)
self.assertEqual(self.mapper.rovers, [])
def test_parse_input(self):
from surfacemapper.mars_rover_controller import MarsRoverController
from surfacemapper.rover import Rover
user_input = '5 5\n1 2 N\nLm'
self.mapper.parse_input(user_input)
self.assertIsNotNone(self.mapper.controller)
self.assertIsInstance(self.mapper.controller, MarsRoverController)
self.assertEqual(self.mapper.controller.grid_origin, (0, 0))
self.assertEqual(self.mapper.controller.grid_end, (5, 5))
self.assertEqual(len(self.mapper.rovers), 1)
rover = self.mapper.rovers[0]
self.assertIsInstance(rover, Rover)
self.assertEqual(rover.id, ROVER_ID)
self.assertEqual(rover.position, (1, 2, 'N'))
self.assertEqual(rover.instructions, ['L', 'M'])
def test_parse_grid_endpoint_exception(self):
with self.assertRaises(ValueError):
self.mapper.parse_grid_endpoint('5 v')
def test_parse_rover_value_error(self):
with self.assertRaises(ValueError):
self.mapper.parse_rover(ROVER_ID, ['N 2 N'])
def test_parse_rover_exception(self):
with self.assertRaises(Exception):
self.mapper.parse_rover(ROVER_ID, ['2 N'])
@mock.patch('surfacemapper.mapper.Mapper.move')
@mock.patch('surfacemapper.mapper.Mapper.turn_right')
@mock.patch('surfacemapper.mapper.Mapper.turn_left')
def test_delegate(self, m_left, m_right, m_move):
from surfacemapper.rover import Rover
rover = Rover(ROVER_ID, (1, 2, 'N'), ['L', 'R', 'M'])
self.mapper.rovers.append(rover)
self.mapper.delegate()
m_left.assert_called_once_with(rover)
m_right.assert_called_once_with(rover)
m_move.assert_called_once_with(rover)
@mock.patch('surfacemapper.mapper.Mapper.turn_right')
@mock.patch('surfacemapper.mapper.Mapper.turn_left')
def test_delegate_exception(self, m_left, m_right):
from surfacemapper.rover import Rover
self.mapper.rovers = []
rover = Rover(ROVER_ID, (1, 2, 'N'), ['L', 'R', 'W'])
self.mapper.rovers.append(rover)
with self.assertRaises(Exception):
self.mapper.delegate()
@mock.patch('surfacemapper.mapper.MarsRoverController.turn')
def test_turn_left(self, m_turn):
from surfacemapper.rover import Rover
from surfacemapper.mars_rover_controller import MarsRoverController
rover = Rover(ROVER_ID, (1, 2, 'N'), ['L', 'R', 'M'])
self.mapper.controller = MarsRoverController((0, 0), (5, 5))
self.mapper.turn_left(rover)
m_turn.assert_called_once_with(ROVER_ID, 'W')
@mock.patch('surfacemapper.mapper.MarsRoverController.turn')
def test_turn_right(self, m_turn):
from surfacemapper.rover import Rover
from surfacemapper.mars_rover_controller import MarsRoverController
rover = Rover(ROVER_ID, (1, 2, 'N'), ['L', 'R', 'M'])
self.mapper.controller = MarsRoverController((0, 0), (5, 5))
self.mapper.turn_right(rover)
m_turn.assert_called_once_with(ROVER_ID, 'E')
@mock.patch('surfacemapper.mapper.MarsRoverController.move')
def test_move(self, m_move):
from surfacemapper.rover import Rover
from surfacemapper.mars_rover_controller import MarsRoverController
rover = Rover(ROVER_ID, (1, 2, 'N'), ['L', 'R', 'M'])
self.mapper.controller = MarsRoverController((0, 0), (5, 5))
self.mapper.move(rover)
m_move.assert_called_once_with(ROVER_ID, (0, 1))
def test_final_locations(self):
from surfacemapper.rover import Rover
self.mapper.rovers.append(Rover(ROVER_ID, (1, 2, 'N'), ['L']))
self.mapper.rovers.append(Rover(ROVER_ID, (4, 1, 'W'), ['R']))
result = self.mapper.final_locations()
expected = '1 2 N\n4 1 W\n'
self.assertEqual(result, expected)
@mock.patch('surfacemapper.mapper.Mapper')
@mock.patch('surfacemapper.mapper.sys')
def test_main_no_atty(self, m_sys, m_mapper):
from surfacemapper.mapper import main
m_sys.stdin.isatty.return_value = False
m_sys.stdin.read.return_value = '1 2 N\n4 1 W\n'
main()
mapper = m_mapper.return_value
mapper.parse_input.assert_called_once_with('1 2 N\n4 1 W')
mapper.delegate.assert_called_once_with()
mapper.final_locations.assert_called_once_with()