def test_bounce_ball_against_top_wall(self):
pong = Pong()
pong.ball = Ball(Config.ball_left_start_x, Config.paddle_upper_limit,
5, -5)
pong.move_ball()
self.assertEqual(pong.ball.vx, 5)
self.assertEqual(pong.ball.vy, 5)
def test_ball_missed_on_right(self):
pong = Pong()
pong.ball = Ball(1005, 250, 5, 5)
pong.move_ball()
self.assertEqual(pong.ball.x, Config.ball_right_start_x)
self.assertEqual(pong.ball.y, Config.ball_right_start_y)
self.assertEqual(pong.ball.vx, 0)
self.assertEqual(pong.ball.vy, 0)
def test_ball_missed_on_left(self):
pong = Pong()
pong.ball = Ball(-5, 250, -5, -5)
pong.move_ball()
self.assertEqual(pong.ball.x, Config.ball_left_start_x)
self.assertEqual(pong.ball.y, Config.ball_left_start_y)
self.assertEqual(pong.ball.vx, 0)
self.assertEqual(pong.ball.vy, 0)
def test_bounce_ball_against_right_paddle(self):
pong = Pong()
pong.ball = Ball(960, 250, 5, 5)
pong.move_ball()
self.assertEqual(pong.ball.vx, -5)
self.assertEqual(pong.ball.vy, 5)
def test_bounce_ball_against_left_paddle(self):
pong = Pong()
pong.ball = Ball(30, 250, -5, -5)
pong.move_ball()
self.assertEqual(pong.ball.vx, 5)
self.assertEqual(pong.ball.vy, -5)
def test_bounce_ball_against_bottom_wall(self):
pong = Pong()
pong.ball = Ball(Config.ball_left_start_x, 500 - 20, 5, 5)
pong.move_ball()
self.assertEqual(pong.ball.vx, 5)
self.assertEqual(pong.ball.vy, -5)
