def test_zero_messages_count(self):
        UserThread.objects.filter(
            thread=self.thread, user=self.user
        ).delete()
        response = self.client.get(self.url)
        self.assertEqual(response.status_code, 200)
        content = json.loads(response.content)
        self.assertEqual(content['unread_count'], 0)
        self.assertEqual(content['success'], True)
        self.assertEqual(content['errors'], [])
unread_count should be 0 if user inbox has no messages at all.
dataset/ETHPy150Open ofa/connect/open_connect/connectmessages/tests/test_views.py/UnreadMessageCountViewTest.test_zero_messages_count