def testBlow(self):
body = StubBox2dCarBody()
car = Car(body)
vector = (0, 1)
position = (1, 0)
car.blow(vector, position)
self.assertTrue(car.isBlowed())
self.assertEquals((0, 1), body.vector)
self.assertEquals(position, body.position)
def testMoveCarAfterBlow(self):
car = Car(StubBox2dCarBody())
car.setMovingStrategy(StubCarMovingStrategy())
car.blow((0, 1), (1, 0))
self.assertRaises(CarError, lambda: car.move(1))
def testTwiceBlow(self):
body = StubBox2dCarBody()
car = Car(body)
car.blow((0, 1), (1, 0))
self.assertRaises(CarError, lambda: car.blow((1, 0), (1, 2)))
