def test_saving_and_retreiving_items(self):
todo = Todo()
todo.save()
first_item = Item()
first_item.text = 'The first (ever) list item'
first_item.todo = todo
first_item.save()
second_item = Item()
second_item.text = 'Item the second'
second_item.todo = todo
second_item.save()
saved_todo = Todo.objects.first()
self.assertEqual(saved_todo, todo)
saved_items = Item.objects.all()
self.assertEqual(saved_items.count(), 2)
first_saved_item = saved_items[0]
second_saved_item = saved_items[1]
self.assertEqual(first_saved_item.text, 'The first (ever) list item')
self.assertEqual(first_saved_item.todo, todo)
self.assertEqual(second_saved_item.text, 'Item the second')
self.assertEqual(second_saved_item.todo, todo)
