def test_score_integrity(self):
        """
        Make sure we can't have duplicate course_id/user_id pais
        """

        StudentSocialEngagementScore.save_user_engagement_score(
            self.course.id, self.user.id, 10)

        again = StudentSocialEngagementScore(course_id=self.course.id,
                                             user_id=self.user.id,
                                             score=20)

        with self.assertRaises(IntegrityError):
            again.save()