def test_save_model(self):
user = User.objects.create_user('foo', 'bar')
request = RequestFactory().get('/')
request.user = user
category_admin = CategoryAdmin(Category, admin)
category_admin.save_model(request, self.category1, None, None)
saved_category = Category.objects.get(pk=self.category1.pk)
self.assertEqual(saved_category.last_author, user)
