def test_saving_and_retrieving_steps(self):
log_ =Log()
log_.save()
first_count = Step()
first_count.count = 1234
first_count.date = self.yesterday
first_count.log = log_
first_count.save()
second_count = Step()
second_count.count = 5678
second_count.date = self.today
second_count.log = log_
second_count.save()
saved_steps = Step.objects.all()
self.assertEqual(saved_steps.count(), 2)
first_saved_count = saved_steps[0]
second_saved_count = saved_steps[1]
self.assertEqual(first_saved_count.count, 1234)
self.assertEqual(first_saved_count.date, self.yesterday)
self.assertEqual(first_saved_count.log, log_)
self.assertEqual(second_saved_count.count, 5678)
self.assertEqual(second_saved_count.date, self.today)
self.assertEqual(second_saved_count.log, log_)
