def test_per_sprinter(self):
alice = SprinterFactory.create()
change = SprinterChangeFactory.create(sprinter=alice)
pull = SprinterPullFactory.create(sprinter=alice)
generator = per_sprinter([alice])
sprinter, sprinter_changes, sprinter_pulls = list(generator)[0]
expect(sprinter) == alice
expect(list(sprinter_changes)) == [change]
expect(list(sprinter_pulls)) == [pull]
def process_achievements(sprinters):
achievements = Achievement.objects.all()
sprinters_and_changes = per_sprinter(sprinters)
processor = Processor(achievements)
processor.grant(sprinters_and_changes)