    def test_reset_student_attempts_single(self):
        """ Test reset single student attempts. """
        url = reverse('reset_student_attempts', kwargs={'course_id': self.course.id.to_deprecated_string()})
        response = self.client.post(url, {
            'problem_to_reset': self.problem_urlname,
            'unique_student_identifier': self.student.email,
        })
        self.assertEqual(response.status_code, 200)
        # make sure problem attempts have been reset.
        changed_module = StudentModule.objects.get(pk=self.module_to_reset.pk)
        self.assertEqual(
            json.loads(changed_module.state)['attempts'],
            0
        )
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.