def test_delete_empty_cohort(self):
"""
Make sure that cohorts.delete_empty_cohort() properly removes an empty cohort
for a given course.
"""
course = modulestore().get_course(self.toy_course_key)
user = User.objects.create(username="******", email="*****@*****.**")
empty_cohort = CourseUserGroup.objects.create(
name="EmptyCohort",
course_id=course.id,
group_type=CourseUserGroup.COHORT)
nonempty_cohort = CourseUserGroup.objects.create(
name="NonemptyCohort",
course_id=course.id,
group_type=CourseUserGroup.COHORT)
nonempty_cohort.users.add(user)
cohorts.delete_empty_cohort(course.id, "EmptyCohort")
# Make sure we cannot access the deleted cohort
self.assertRaises(
CourseUserGroup.DoesNotExist, lambda: CourseUserGroup.objects.get(
course_id=course.id,
group_type=CourseUserGroup.COHORT,
id=empty_cohort.id))
self.assertRaises(
ValueError,
lambda: cohorts.delete_empty_cohort(course.id, "NonemptyCohort"))
self.assertRaises(
CourseUserGroup.DoesNotExist, lambda: cohorts.delete_empty_cohort(
SlashSeparatedCourseKey('course', 'does_not', 'exist'),
"EmptyCohort"))
self.assertRaises(
CourseUserGroup.DoesNotExist, lambda: cohorts.delete_empty_cohort(
course.id, "NonExistentCohort"))
def test_delete_empty_cohort(self):
"""
Make sure that cohorts.delete_empty_cohort() properly removes an empty cohort
for a given course.
"""
course = modulestore().get_course(self.toy_course_key)
user = UserFactory(username="******", email="*****@*****.**")
empty_cohort = CohortFactory(course_id=course.id, name="EmptyCohort")
nonempty_cohort = CohortFactory(course_id=course.id, name="NonemptyCohort")
nonempty_cohort.users.add(user)
cohorts.delete_empty_cohort(course.id, "EmptyCohort")
# Make sure we cannot access the deleted cohort
self.assertRaises(
CourseUserGroup.DoesNotExist,
lambda: cohorts.get_cohort_by_id(course.id, empty_cohort.id)
)
self.assertRaises(
ValueError,
lambda: cohorts.delete_empty_cohort(course.id, "NonemptyCohort")
)
self.assertRaises(
CourseUserGroup.DoesNotExist,
lambda: cohorts.delete_empty_cohort(SlashSeparatedCourseKey('course', 'does_not', 'exist'), "EmptyCohort")
)
self.assertRaises(
CourseUserGroup.DoesNotExist,
lambda: cohorts.delete_empty_cohort(course.id, "NonExistentCohort")
)
def test_workgroups_users_post_with_cohort_backfill(self):
"""
This test asserts a case where a workgroup was created before the existence of a cohorted discussion
"""
data = {
'name': self.test_workgroup_name,
'project': self.test_project.id
}
response = self.do_post(self.test_workgroups_uri, data)
self.assertEqual(response.status_code, 201)
test_uri = '{}{}/'.format(self.test_workgroups_uri, str(response.data['id']))
users_uri = '{}users/'.format(test_uri)
data = {"id": self.test_user.id}
response = self.do_post(users_uri, data)
self.assertEqual(response.status_code, 201)
response = self.do_get(test_uri)
self.assertEqual(response.status_code, 200)
self.assertEqual(response.data['users'][0]['id'], self.test_user.id)
cohort_name = Workgroup.cohort_name_for_workgroup(
self.test_project.id,
response.data['id'],
self.test_workgroup_name
)
# now let's remove existing cohort users
cohort = get_cohort_by_name(self.test_course.id, cohort_name, CourseUserGroup.WORKGROUP)
self.assertTrue(is_user_in_cohort(cohort, self.test_user.id, CourseUserGroup.WORKGROUP))
remove_user_from_cohort(cohort, self.test_user.username, CourseUserGroup.WORKGROUP)
self.assertFalse(is_user_in_cohort(cohort, self.test_user.id, CourseUserGroup.WORKGROUP))
# delete cohort
delete_empty_cohort(self.test_course.id, cohort_name, CourseUserGroup.WORKGROUP)
self.assertEqual(0, len(get_course_cohort_names(self.test_course.id, CourseUserGroup.WORKGROUP)))
# add a 2nd user and make sure a discussion cohort was created and users were backfilled
test_uri = '{}{}/'.format(self.test_workgroups_uri, str(response.data['id']))
users_uri = '{}users/'.format(test_uri)
data = {"id": self.test_user2.id}
response = self.do_post(users_uri, data)
self.assertEqual(response.status_code, 201)
# now inspect cohort and assert that things are as we anticipate (i.e. both users are in there)
cohort = get_cohort_by_name(self.test_course.id, cohort_name, CourseUserGroup.WORKGROUP)
self.assertIsNotNone(cohort)
self.assertTrue(is_user_in_cohort(cohort, self.test_user.id, CourseUserGroup.WORKGROUP))
self.assertTrue(is_user_in_cohort(cohort, self.test_user2.id, CourseUserGroup.WORKGROUP))
