def test_move_waypoint_right_from_up(self):
ferry = part2.Ferry(0, 4)
ferry.apply_instruction('R', 90)
self.assertEqual(ferry.waypoint.x, 4)
self.assertEqual(ferry.waypoint.y, 0)
self.assertEqual(ferry.waypoint.angle, 0)
def test_move_waypoint_right_from_up_left(self):
ferry = part2.Ferry(-4, 1)
ferry.apply_instruction('R', 90)
self.assertEqual(ferry.waypoint.x, 1)
self.assertEqual(ferry.waypoint.y, 4)
self.assertEqual(round(ferry.waypoint.angle), 76)
def test_move_waypoint_left_from_up_right(self):
ferry = part2.Ferry(4, 1)
ferry.apply_instruction('L', 180)
self.assertEqual(ferry.waypoint.x, -4)
self.assertEqual(ferry.waypoint.y, -1)
self.assertEqual(round(ferry.waypoint.angle), 194)
def test_move_waypoint_left_from_right(self):
ferry = part2.Ferry(4, 0)
ferry.apply_instruction('L', 180)
self.assertEqual(ferry.waypoint.x, -4)
self.assertEqual(ferry.waypoint.y, 0)
self.assertEqual(ferry.waypoint.angle, 180)
def test_move_waypoint_left_from_down(self):
ferry = part2.Ferry(0, -4)
ferry.apply_instruction('L', 90)
self.assertEqual(ferry.waypoint.x, 4)
self.assertEqual(ferry.waypoint.y, 0)
self.assertEqual(ferry.waypoint.angle, 0)
def test_move_waypoint_left_from_down_left(self):
ferry = part2.Ferry(-1, -4)
ferry.apply_instruction('L', 90)
self.assertEqual(ferry.waypoint.x, 4)
self.assertEqual(ferry.waypoint.y, -1)
self.assertEqual(round(ferry.waypoint.angle), -14)
def test_move_waypoint_left_from_left(self):
ferry = part2.Ferry(-4, 0)
ferry.apply_instruction('L', 90)
self.assertEqual(ferry.waypoint.x, 0)
self.assertEqual(ferry.waypoint.y, -4)
self.assertEqual(ferry.waypoint.angle, 270)
