def test_does_not_accept_missing_key(self):
lock = maze.Lock()
lock.add_fitting_key("blue")
accepts = lock.accepts("red")
self.assertFalse(accepts)
def test_accepts_fitting_key(self):
lock = maze.Lock()
lock.add_fitting_key("blue")
accepts = lock.accepts("blue")
self.assertTrue(accepts)
def test_add_duplicate_fitting_key(self):
lock = maze.Lock()
lock.add_fitting_key("blue")
lock.add_fitting_key("blue")
self.assertEqual(lock.fitting_keys, ["blue"])
def test_cannot_unlock_door_missing_key(self):
keyring = maze.Keyring()
lock = maze.Lock()
keyring.add_key("blue")
lock.add_fitting_key("red")
door = maze.Door(maze.Room(), maze.Room(), lock)
can_unlock = keyring.can_unlock(door)
self.assertFalse(can_unlock)
def test_can_unlock_door_having_key(self):
key = "blue"
keyring = maze.Keyring()
lock = maze.Lock()
keyring.add_key(key)
lock.add_fitting_key(key)
door = maze.Door(maze.Room(), maze.Room(), lock)
can_unlock = keyring.can_unlock(door)
self.assertTrue(can_unlock)
def test_cannot_move_through_locked_door_without_key(self):
room_a = maze.Room("A")
room_b = maze.Room("B")
lock = maze.Lock()
lock.add_fitting_key("blue")
room_a.add_north_door(room_b, lock)
player = maze.Player(room_a)
player.move_through(room_a.north_door)
self.assertEqual(player.current_room, room_a)