def test_calculate_not_slow_down_when_circling_the_road():
my_car = Car()
car_in_front = Car()
my_car.speed = 30
my_car.location = 980
car_in_front.speed = 25
car_in_front.location = 20
assert my_car.calculate_slow_down(car_in_front) == False
def test_calculate_slow_down():
my_car = Car()
car_in_front = Car()
my_car.speed = 30
my_car.location = 80
car_in_front.speed = 25
car_in_front.location = 100
assert my_car.calculate_slow_down(car_in_front) == True
def test_car_that_has_looped_does_not_make_car_behind_slow_down():
car1 = Car()
car2 = Car()
car1.speed = 25
car2.speed = 27
car1.location = 15
car2.location = 980
assert car2.calculate_slowdown(car1) == False
def test_car_that_has_looped_still_makes_car_behind_slow_down():
car1 = Car()
car2 = Car()
car1.speed = 25
car2.speed = 27
car1.location = 2
car2.location = 980
assert car2.calculate_slowdown(car1) == True
def test_car_does_not_slow_down():
car1 = Car()
car2 = Car()
car1.speed = 25
car2.speed = 27
car1.location = 115
car2.location = 80
assert car2.calculate_slowdown(car1) == False
def test_car_decides_to_slow_down():
car1 = Car()
car2 = Car()
car1.speed = 25
car2.speed = 27
car1.location = 100
car2.location = 80
assert car2.calculate_slowdown(car1) == True
