def setUp(self):
super(InstructorServiceTests, self).setUp()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({'attempts': 2}),
)
def run():
"""
Executed during django startup
"""
django_utils_translation.patch()
autostartup()
add_mimetypes()
if settings.FEATURES.get('USE_CUSTOM_THEME', False):
enable_theme()
if settings.FEATURES.get('USE_MICROSITES', False):
enable_microsites()
if settings.FEATURES.get('ENABLE_THIRD_PARTY_AUTH', False):
enable_third_party_auth()
# Initialize Segment.io analytics module. Flushes first time a message is received and
# every 50 messages thereafter, or if 10 seconds have passed since last flush
if settings.FEATURES.get('SEGMENT_IO_LMS') and hasattr(
settings, 'SEGMENT_IO_LMS_KEY'):
analytics.init(settings.SEGMENT_IO_LMS_KEY, flush_at=50)
# register any dependency injections that we need to support in edx_proctoring
# right now edx_proctoring is dependent on the openedx.core.djangoapps.credit
# as well as the instructor dashboard (for deleting student attempts)
if settings.FEATURES.get('ENABLE_PROCTORED_EXAMS'):
set_runtime_service('credit', CreditService())
set_runtime_service('instructor', InstructorService())
def run():
"""
Executed during django startup
"""
django_utils_translation.patch()
autostartup()
add_mimetypes()
if settings.FEATURES.get('USE_CUSTOM_THEME', False):
enable_stanford_theme()
if settings.FEATURES.get('USE_MICROSITES', False):
enable_microsites()
if settings.FEATURES.get('ENABLE_THIRD_PARTY_AUTH', False):
enable_third_party_auth()
# Initialize Segment analytics module by setting the write_key.
if settings.LMS_SEGMENT_KEY:
analytics.write_key = settings.LMS_SEGMENT_KEY
# register any dependency injections that we need to support in edx_proctoring
# right now edx_proctoring is dependent on the openedx.core.djangoapps.credit
# as well as the instructor dashboard (for deleting student attempts)
if settings.FEATURES.get('ENABLE_PROCTORED_EXAMS'):
# Import these here to avoid circular dependencies of the form:
# edx-platform app --> DRF --> django translation --> edx-platform app
from edx_proctoring.runtime import set_runtime_service
from instructor.services import InstructorService
from openedx.core.djangoapps.credit.services import CreditService
set_runtime_service('credit', CreditService())
set_runtime_service('instructor', InstructorService())
def run():
"""
Executed during django startup
"""
third_party_auth.patch()
django_db_models_options.patch()
# To override the settings before executing the autostartup() for python-social-auth
if settings.FEATURES.get('ENABLE_THIRD_PARTY_AUTH', False):
enable_third_party_auth()
# Comprehensive theming needs to be set up before django startup,
# because modifying django template paths after startup has no effect.
if is_comprehensive_theming_enabled():
enable_theming()
# We currently use 2 template rendering engines, mako and django_templates,
# and one of them (django templates), requires the directories be added
# before the django.setup().
microsite.enable_microsites_pre_startup(log)
django.setup()
autostartup()
add_mimetypes()
# Mako requires the directories to be added after the django setup.
microsite.enable_microsites(log)
# Initialize Segment analytics module by setting the write_key.
if settings.LMS_SEGMENT_KEY:
analytics.write_key = settings.LMS_SEGMENT_KEY
# register any dependency injections that we need to support in edx_proctoring
# right now edx_proctoring is dependent on the openedx.core.djangoapps.credit
if settings.FEATURES.get('ENABLE_SPECIAL_EXAMS'):
# Import these here to avoid circular dependencies of the form:
# edx-platform app --> DRF --> django translation --> edx-platform app
from edx_proctoring.runtime import set_runtime_service
from instructor.services import InstructorService
from openedx.core.djangoapps.credit.services import CreditService
set_runtime_service('credit', CreditService())
# register InstructorService (for deleting student attempts and user staff access roles)
set_runtime_service('instructor', InstructorService())
# In order to allow modules to use a handler url, we need to
# monkey-patch the x_module library.
# TODO: Remove this code when Runtimes are no longer created by modulestores
# https://openedx.atlassian.net/wiki/display/PLAT/Convert+from+Storage-centric+runtimes+to+Application-centric+runtimes
xmodule.x_module.descriptor_global_handler_url = lms_xblock.runtime.handler_url
xmodule.x_module.descriptor_global_local_resource_url = lms_xblock.runtime.local_resource_url
# validate configurations on startup
validate_lms_config(settings)
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({'attempts': 2}),
)
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.course = CourseFactory.create()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.problem_location = msk_from_problem_urlname(
self.course.id, 'robot-some-problem-urlname')
self.other_problem_location = msk_from_problem_urlname(
self.course.id, 'robot-some-other_problem-urlname')
self.problem_urlname = unicode(self.problem_location)
self.other_problem_urlname = unicode(self.other_problem_location)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({'attempts': 2}),
)
def run():
"""
Executed during django startup
"""
third_party_auth.patch()
# To override the settings before executing the autostartup() for python-social-auth
if settings.FEATURES.get('ENABLE_THIRD_PARTY_AUTH', False):
enable_third_party_auth()
if settings.FEATURES.get('USE_MICROSITES', False):
enable_microsites_pre_startup()
django.setup()
autostartup()
add_mimetypes()
if settings.FEATURES.get('USE_CUSTOM_THEME', False):
enable_stanford_theme()
if settings.FEATURES.get('USE_MICROSITES', False):
enable_microsites()
# Initialize Segment analytics module by setting the write_key.
if settings.LMS_SEGMENT_KEY:
analytics.write_key = settings.LMS_SEGMENT_KEY
# register any dependency injections that we need to support in edx_proctoring
# right now edx_proctoring is dependent on the openedx.core.djangoapps.credit
if settings.FEATURES.get('ENABLE_SPECIAL_EXAMS'):
# Import these here to avoid circular dependencies of the form:
# edx-platform app --> DRF --> django translation --> edx-platform app
from edx_proctoring.runtime import set_runtime_service
from instructor.services import InstructorService
from openedx.core.djangoapps.credit.services import CreditService
set_runtime_service('credit', CreditService())
# register InstructorService (for deleting student attempts and user staff access roles)
set_runtime_service('instructor', InstructorService())
# In order to allow modules to use a handler url, we need to
# monkey-patch the x_module library.
# TODO: Remove this code when Runtimes are no longer created by modulestores
# https://openedx.atlassian.net/wiki/display/PLAT/Convert+from+Storage-centric+runtimes+to+Application-centric+runtimes
xmodule.x_module.descriptor_global_handler_url = lms_xblock.runtime.handler_url
xmodule.x_module.descriptor_global_local_resource_url = lms_xblock.runtime.local_resource_url
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.course = CourseFactory.create()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.problem_location = msk_from_problem_urlname(self.course.id, "robot-some-problem-urlname")
self.other_problem_location = msk_from_problem_urlname(self.course.id, "robot-some-other_problem-urlname")
self.problem_urlname = unicode(self.problem_location)
self.other_problem_urlname = unicode(self.other_problem_location)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({"attempts": 2}),
)
class InstructorServiceTests(SharedModuleStoreTestCase):
"""
Tests for the InstructorService
"""
@classmethod
def setUpClass(cls):
super(InstructorServiceTests, cls).setUpClass()
cls.course = CourseFactory.create()
cls.problem_location = msk_from_problem_urlname(
cls.course.id, 'robot-some-problem-urlname')
cls.other_problem_location = msk_from_problem_urlname(
cls.course.id, 'robot-some-other_problem-urlname')
cls.problem_urlname = unicode(cls.problem_location)
cls.other_problem_urlname = unicode(cls.other_problem_location)
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({'attempts': 2}),
)
@mock.patch('courseware.module_render.SCORE_CHANGED.send')
def test_reset_student_attempts_delete(self, _mock_signal):
"""
Test delete student state.
"""
# make sure the attempt is there
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(), 1)
self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
self.problem_urlname,
requesting_user=self.student,
)
# make sure the module has been deleted
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(), 0)
def test_reset_bad_content_id(self):
"""
Negative test of trying to reset attempts with bad content_id
"""
result = self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
'foo/bar/baz',
requesting_user=self.student,
)
self.assertIsNone(result)
def test_reset_bad_user(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
'bad_student',
unicode(self.course.id),
'foo/bar/baz',
requesting_user=self.student,
)
self.assertIsNone(result)
def test_reset_non_existing_attempt(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
self.other_problem_urlname,
requesting_user=self.student,
)
self.assertIsNone(result)
def test_is_user_staff(self):
"""
Test to assert that the user is staff or not
"""
result = self.service.is_course_staff(self.student,
unicode(self.course.id))
self.assertFalse(result)
# allow staff access to the student
allow_access(self.course, self.student, 'staff')
result = self.service.is_course_staff(self.student,
unicode(self.course.id))
self.assertTrue(result)
def test_report_suspicious_attempt(self):
"""
Test to verify that the create_zendesk_ticket() is called
"""
requester_name = "edx-proctoring"
email = "*****@*****.**"
subject = "Proctored Exam Review: {review_status}".format(
review_status="Suspicious")
body = "A proctored exam attempt for {exam_name} in {course_name} by username: {student_username} was " \
"reviewed as {review_status} by the proctored exam review provider."
body = body.format(exam_name="test_exam",
course_name=self.course.display_name,
student_username="******",
review_status="Suspicious")
tags = ["proctoring"]
with mock.patch("instructor.services.create_zendesk_ticket"
) as mock_create_zendesk_ticket:
self.service.send_support_notification(
course_id=unicode(self.course.id),
exam_name="test_exam",
student_username="******",
review_status="Suspicious")
mock_create_zendesk_ticket.assert_called_with(requester_name, email,
subject, body, tags)
class InstructorServiceTests(SharedModuleStoreTestCase):
"""
Tests for the InstructorService
"""
@classmethod
def setUpClass(cls):
super(InstructorServiceTests, cls).setUpClass()
cls.course = CourseFactory.create()
cls.problem_location = msk_from_problem_urlname(
cls.course.id,
'robot-some-problem-urlname'
)
cls.other_problem_location = msk_from_problem_urlname(
cls.course.id,
'robot-some-other_problem-urlname'
)
cls.problem_urlname = unicode(cls.problem_location)
cls.other_problem_urlname = unicode(cls.other_problem_location)
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({'attempts': 2}),
)
def test_reset_student_attempts_delete(self):
"""
Test delete student state.
"""
# make sure the attempt is there
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(),
1
)
self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
self.problem_urlname,
requesting_user=self.student,
)
# make sure the module has been deleted
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(),
0
)
def test_reset_bad_content_id(self):
"""
Negative test of trying to reset attempts with bad content_id
"""
result = self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
'foo/bar/baz',
requesting_user=self.student,
)
self.assertIsNone(result)
def test_reset_bad_user(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
'bad_student',
unicode(self.course.id),
'foo/bar/baz',
requesting_user=self.student,
)
self.assertIsNone(result)
def test_reset_non_existing_attempt(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
self.other_problem_urlname,
requesting_user=self.student,
)
self.assertIsNone(result)
def test_is_user_staff(self):
"""
Test to assert that the user is staff or not
"""
result = self.service.is_course_staff(
self.student,
unicode(self.course.id)
)
self.assertFalse(result)
# allow staff access to the student
allow_access(self.course, self.student, 'staff')
result = self.service.is_course_staff(
self.student,
unicode(self.course.id)
)
self.assertTrue(result)
def test_report_suspicious_attempt(self):
"""
Test to verify that the create_zendesk_ticket() is called
"""
requester_name = "edx-proctoring"
email = "*****@*****.**"
subject = "Proctored Exam Review: {review_status}".format(review_status="Suspicious")
body = "A proctored exam attempt for {exam_name} in {course_name} by username: {student_username} was " \
"reviewed as {review_status} by the proctored exam review provider."
body = body.format(
exam_name="test_exam", course_name=self.course.display_name, student_username="******",
review_status="Suspicious"
)
tags = ["proctoring"]
with mock.patch("instructor.services.create_zendesk_ticket") as mock_create_zendesk_ticket:
self.service.send_support_notification(
course_id=unicode(self.course.id),
exam_name="test_exam",
student_username="******",
review_status="Suspicious"
)
mock_create_zendesk_ticket.assert_called_with(requester_name, email, subject, body, tags)
class InstructorServiceTests(SharedModuleStoreTestCase):
"""
Tests for the InstructorService
"""
@classmethod
def setUpClass(cls):
super(InstructorServiceTests, cls).setUpClass()
cls.course = CourseFactory.create()
cls.problem_location = msk_from_problem_urlname(
cls.course.id, 'robot-some-problem-urlname')
cls.other_problem_location = msk_from_problem_urlname(
cls.course.id, 'robot-some-other_problem-urlname')
cls.problem_urlname = unicode(cls.problem_location)
cls.other_problem_urlname = unicode(cls.other_problem_location)
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({'attempts': 2}),
)
def test_reset_student_attempts_delete(self):
"""
Test delete student state.
"""
# make sure the attempt is there
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(), 1)
self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
self.problem_urlname,
requesting_user=self.student,
)
# make sure the module has been deleted
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(), 0)
def test_reset_bad_content_id(self):
"""
Negative test of trying to reset attempts with bad content_id
"""
result = self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
'foo/bar/baz',
requesting_user=self.student,
)
self.assertIsNone(result)
def test_reset_bad_user(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
'bad_student',
unicode(self.course.id),
'foo/bar/baz',
requesting_user=self.student,
)
self.assertIsNone(result)
def test_reset_non_existing_attempt(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
self.other_problem_urlname,
requesting_user=self.student,
)
self.assertIsNone(result)
def test_is_user_staff(self):
"""
Test to assert that the usrr is staff or not
"""
result = self.service.is_course_staff(self.student,
unicode(self.course.id))
self.assertFalse(result)
# allow staff access to the student
allow_access(self.course, self.student, 'staff')
result = self.service.is_course_staff(self.student,
unicode(self.course.id))
self.assertTrue(result)
class InstructorServiceTests(ModuleStoreTestCase):
"""
Tests for the InstructorService
"""
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.course = CourseFactory.create()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.problem_location = msk_from_problem_urlname(self.course.id, "robot-some-problem-urlname")
self.other_problem_location = msk_from_problem_urlname(self.course.id, "robot-some-other_problem-urlname")
self.problem_urlname = unicode(self.problem_location)
self.other_problem_urlname = unicode(self.other_problem_location)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({"attempts": 2}),
)
def test_reset_student_attempts_delete(self):
"""
Test delete student state.
"""
# make sure the attempt is there
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(),
1,
)
self.service.delete_student_attempt(self.student.username, unicode(self.course.id), self.problem_urlname)
# make sure the module has been deleted
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(),
0,
)
def test_reset_bad_content_id(self):
"""
Negative test of trying to reset attempts with bad content_id
"""
result = self.service.delete_student_attempt(self.student.username, unicode(self.course.id), "foo/bar/baz")
self.assertIsNone(result)
def test_reset_bad_user(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt("bad_student", unicode(self.course.id), "foo/bar/baz")
self.assertIsNone(result)
def test_reset_non_existing_attempt(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
self.student.username, unicode(self.course.id), self.other_problem_urlname
)
self.assertIsNone(result)
class InstructorServiceTests(SharedModuleStoreTestCase):
"""
Tests for the InstructorService
"""
@classmethod
def setUpClass(cls):
super(InstructorServiceTests, cls).setUpClass()
cls.course = CourseFactory.create()
cls.problem_location = msk_from_problem_urlname(
cls.course.id,
'robot-some-problem-urlname'
)
cls.other_problem_location = msk_from_problem_urlname(
cls.course.id,
'robot-some-other_problem-urlname'
)
cls.problem_urlname = unicode(cls.problem_location)
cls.other_problem_urlname = unicode(cls.other_problem_location)
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({'attempts': 2}),
)
def test_reset_student_attempts_delete(self):
"""
Test delete student state.
"""
# make sure the attempt is there
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(),
1
)
self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
self.problem_urlname
)
# make sure the module has been deleted
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(),
0
)
def test_reset_bad_content_id(self):
"""
Negative test of trying to reset attempts with bad content_id
"""
result = self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
'foo/bar/baz'
)
self.assertIsNone(result)
def test_reset_bad_user(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
'bad_student',
unicode(self.course.id),
'foo/bar/baz'
)
self.assertIsNone(result)
def test_reset_non_existing_attempt(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
self.student.username,
unicode(self.course.id),
self.other_problem_urlname
)
self.assertIsNone(result)
def test_is_user_staff(self):
"""
Test to assert that the usrr is staff or not
"""
result = self.service.is_course_staff(
self.student,
unicode(self.course.id)
)
self.assertFalse(result)
# allow staff access to the student
allow_access(self.course, self.student, 'staff')
result = self.service.is_course_staff(
self.student,
unicode(self.course.id)
)
self.assertTrue(result)
class InstructorServiceTests(ModuleStoreTestCase):
"""
Tests for the InstructorService
"""
def setUp(self):
super(InstructorServiceTests, self).setUp()
self.course = CourseFactory.create()
self.student = UserFactory()
CourseEnrollment.enroll(self.student, self.course.id)
self.problem_location = msk_from_problem_urlname(
self.course.id, 'robot-some-problem-urlname')
self.other_problem_location = msk_from_problem_urlname(
self.course.id, 'robot-some-other_problem-urlname')
self.problem_urlname = unicode(self.problem_location)
self.other_problem_urlname = unicode(self.other_problem_location)
self.service = InstructorService()
self.module_to_reset = StudentModule.objects.create(
student=self.student,
course_id=self.course.id,
module_state_key=self.problem_location,
state=json.dumps({'attempts': 2}),
)
def test_reset_student_attempts_delete(self):
"""
Test delete student state.
"""
# make sure the attempt is there
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(), 1)
self.service.delete_student_attempt(self.student.username,
unicode(self.course.id),
self.problem_urlname)
# make sure the module has been deleted
self.assertEqual(
StudentModule.objects.filter(
student=self.module_to_reset.student,
course_id=self.course.id,
module_state_key=self.module_to_reset.module_state_key,
).count(), 0)
def test_reset_bad_content_id(self):
"""
Negative test of trying to reset attempts with bad content_id
"""
result = self.service.delete_student_attempt(self.student.username,
unicode(self.course.id),
'foo/bar/baz')
self.assertIsNone(result)
def test_reset_bad_user(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt('bad_student',
unicode(self.course.id),
'foo/bar/baz')
self.assertIsNone(result)
def test_reset_non_existing_attempt(self):
"""
Negative test of trying to reset attempts with bad user identifier
"""
result = self.service.delete_student_attempt(
self.student.username, unicode(self.course.id),
self.other_problem_urlname)
self.assertIsNone(result)