def test_off_axis_off_origin(self):
origin = Point(2, 2)
start = Point(6, 3)
clockwise = TurnDirection.RIGHT
counterclockwise = TurnDirection.LEFT
self.assertEqual(Point(3, -2), rotate(origin, start, clockwise, 90))
self.assertEqual(Point(1, 6),
rotate(origin, start, counterclockwise, 90))
def test_off_axis(self):
origin = Point(0, 0)
start = Point(4, 1)
clockwise = TurnDirection.RIGHT
counterclockwise = TurnDirection.LEFT
self.assertEqual(Point(1, -4), rotate(origin, start, clockwise, 90))
self.assertEqual(Point(-1, 4),
rotate(origin, start, counterclockwise, 90))
def test_unit_no_turn(self):
origin = Point(0, 0)
up = Point(0, 1)
down = Point(0, -1)
left = Point(-1, 0)
right = Point(1, 0)
clockwise = TurnDirection.RIGHT
counterclockwise = TurnDirection.LEFT
self.assertEqual(up, rotate(origin, up, clockwise, 0))
self.assertEqual(down, rotate(origin, down, clockwise, 0))
self.assertEqual(left, rotate(origin, left, clockwise, 0))
self.assertEqual(right, rotate(origin, right, clockwise, 0))
def move_by_waypoint(directions):
way_point = PathPoint(10, 1, 0)
ship = Point(0, 0)
for direction in directions:
code = direction[0]
argument = int(direction[1:])
if code == "F":
ship_x = ship.x_coordinate + argument * way_point.get_point(
).x_coordinate
ship_y = ship.y_coordinate + argument * way_point.get_point(
).y_coordinate
ship = Point(ship_x, ship_y)
elif code in ("C", "A"):
if code == "C":
turn = TurnDirection.RIGHT
else:
turn = TurnDirection.LEFT
new_way_point = rotate(Point(0, 0), way_point.get_point(), turn,
argument)
way_point = PathPoint(new_way_point.x_coordinate,
new_way_point.y_coordinate, 0)
else:
way_path = make_path(way_point, direction)
way_point = way_path[-1]
return ship
def test_example(self):
origin = Point(0, 0)
start = Point(10, 4)
final = Point(4, -10)
clockwise = TurnDirection.RIGHT
self.assertEqual(final, rotate(origin, start, clockwise, 90))