Delete out-of-date test.

TNL-4284

lms/djangoapps/django_comment_client/tests.py

-"""
-Tests of various permissions levels for the comment client
-"""
-import string
-import random
-
-from django.contrib.auth.models import User
-from django.test import TestCase
-
-from student.models import CourseEnrollment
-from django_comment_client.permissions import has_permission
-from django_comment_common.models import Role
-
-
-class PermissionsTestCase(TestCase):
-    def random_str(self, length=15, chars=string.ascii_uppercase + string.digits):
-        return ''.join(random.choice(chars) for x in range(length))
-
-    def setUp(self):
-        super(PermissionsTestCase, self).setUp()
-
-        self.course_id = "edX/toy/2012_Fall"
-
-        self.moderator_role = Role.objects.get_or_create(name="Moderator", course_id=self.course_id)[0]
-        self.student_role = Role.objects.get_or_create(name="Student", course_id=self.course_id)[0]
-
-        self.student = User.objects.create(username=self.random_str(),
-                                           password="123456", email="john@yahoo.com")
-        self.moderator = User.objects.create(username=self.random_str(),
-                                             password="123456", email="staff@edx.org")
-        self.moderator.is_staff = True
-        self.moderator.save()
-        self.student_enrollment = CourseEnrollment.enroll(self.student, self.course_id)
-        self.addCleanup(self.student_enrollment.delete)
-        self.moderator_enrollment = CourseEnrollment.enroll(self.moderator, self.course_id)
-        self.addCleanup(self.moderator_enrollment.delete)
-        # Do we need to have this in a cleanup? We shouldn't be deleting students, ever.
-        #   self.student.delete()
-        #   self.moderator.delete()
-
-    def testDefaultRoles(self):
-        self.assertTrue(self.student_role in self.student.roles.all())
-        self.assertTrue(self.moderator_role in self.moderator.roles.all())
-
-    def testPermission(self):
-        name = self.random_str()
-        self.moderator_role.add_permission(name)
-        self.assertTrue(has_permission(self.moderator, name, self.course_id))
-
-        self.student_role.add_permission(name)
-        self.assertTrue(has_permission(self.student, name, self.course_id))