def test_walk_north_into_new_room(self):
maze = Maze()
start_room = Room((1, 2), EXITS[SOUTH])
maze.add_room(start_room)
end_room = Room((0, 2), EXITS[SOUTH])
walker = Walker(start_room, NORTH)
walk = Walk(walker, maze)
walk.move()
self.assertEqual(walker.direction, NORTH)
self.assertEqual(walker.room, end_room)
self.assertEqual(maze.has_room(end_room.vector), True)
self.assertEqual(maze.rooms[end_room.vector], end_room)
self.assertEqual(maze.rooms[start_room.vector].exits, 3)
def test_walk_west_into_new_room(self):
maze = Maze()
start_room = Room((0, 0), EXITS[NORTH])
maze.add_room(start_room)
end_room = Room((0, 1), EXITS[EAST])
walker = Walker(start_room, WEST)
walk = Walk(walker, maze)
walk.move()
self.assertEqual(walker.direction, WEST)
self.assertEqual(walker.room, end_room)
self.assertEqual(maze.has_room(end_room.vector), True)
self.assertEqual(maze.rooms[end_room.vector], end_room)
self.assertEqual(maze.rooms[start_room.vector].exits, 5)
def test_walk_back_west_into_known_room_through_known_entrance(self):
known_exits = 12
start_room = Room((1, 1), EXITS[WEST])
end_room = Room((1, 2), known_exits)
maze = Maze()
maze.add_room(start_room)
maze.add_room(end_room)
walker = Walker(start_room, WEST)
walk = Walk(walker, maze)
walk.move()
self.assertEqual(walker.direction, WEST)
self.assertEqual(walker.room, end_room)
self.assertEqual(maze.rooms[start_room.vector].exits, EXITS[WEST])
self.assertEqual(maze.rooms[end_room.vector].exits, known_exits)
def test_walk_back_north_into_known_room_through_known_entrance(self):
known_exits = 3
start_room = Room((1, 0), EXITS[NORTH])
end_room = Room((0, 0), known_exits)
maze = Maze()
maze.add_room(start_room)
maze.add_room(end_room)
walker = Walker(start_room, NORTH)
walk = Walk(walker, maze)
walk.move()
self.assertEqual(walker.direction, NORTH)
self.assertEqual(walker.room, end_room)
self.assertEqual(maze.rooms[start_room.vector].exits, EXITS[NORTH])
self.assertEqual(maze.rooms[end_room.vector].exits, known_exits)
def test_walk_back_east_into_known_room_through_new_entrance(self):
previously_known_exits = EXITS[EAST]
now_known_exits = 12
start_room = Room((1, 1), EXITS[EAST])
end_room = Room((1, 0), previously_known_exits)
maze = Maze()
maze.add_room(start_room)
maze.add_room(end_room)
walker = Walker(start_room, EAST)
walk = Walk(walker, maze)
walk.move()
self.assertEqual(walker.direction, EAST)
self.assertEqual(walker.room, end_room)
self.assertEqual(maze.rooms[start_room.vector].exits, EXITS[EAST])
self.assertEqual(maze.rooms[end_room.vector].exits, now_known_exits)
def __walk_path(self, path, is_reentering = False):
char_index = 0
path_length = len(path)
commands = MazeBuilder.command
for character in list(path):
movement = None
if char_index == 0 and character == commands['FORWARD']:
movement = Reenter(self.walker, self.maze) if is_reentering else Enter(self.walker, self.maze)
elif char_index == (path_length - 1) and character == commands['FORWARD']:
movement = Exit(self.walker, self.maze)
elif character == commands['LEFT']:
movement = TurnLeft(self.walker)
elif character == commands['RIGHT']:
movement = TurnRight(self.walker)
elif character == commands['FORWARD']:
movement = Walk(self.walker, self.maze)
else:
raise RuntimeError("Unexpected character found in path. Value is '{0}'.".format(character))
movement.move()
char_index += 1