def test_saving_and_retrieving_item(self):
'''тест сохранения и получения элементов списка'''
list_ = List()
list_.save()
first_item = Item()
first_item.text = 'The first (ever) list item'
first_item.list1 = list_
first_item.save()
second_item = Item()
second_item.text = 'Item the second'
second_item.list1 = list_
second_item.save()
saved_list = List.objects.first()
self.assertEqual(saved_list, list_)
saved_item = Item.objects.all()
self.assertEqual(saved_item.count(), 2)
first_saved_item = saved_item[0]
second_saved_item = saved_item[1]
self.assertEqual(first_saved_item.text, 'The first (ever) list item')
self.assertEqual(first_saved_item.list1, list_)
self.assertEqual(second_saved_item.text, 'Item the second')
self.assertEqual(second_saved_item.list1, list_)
