    def test_reset_student_attempts_nonsense(self):
        """ Test failure with both unique_student_identifier and all_students. """
        url = reverse('reset_student_attempts', kwargs={'course_id': self.course.id.to_deprecated_string()})
        response = self.client.get(url, {
            'problem_to_reset': self.problem_urlname,
            'unique_student_identifier': self.student.email,
            'all_students': True,
        })
        self.assertEqual(response.status_code, 400)
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.