Files
edx-platform/lms/djangoapps/certificates/tests/test_signals.py
Zachary Hancock 0196def99d feat: use idv approved event (#35470)
* feat: replace LEARNER_NOW_VERIFIED signal with new openedx-event
2024-09-19 09:24:20 -04:00

520 lines
20 KiB
Python

"""
Unit tests for enabling self-generated certificates for self-paced courses
and disabling for instructor-paced courses.
"""
from datetime import datetime, timezone
from unittest import mock
from uuid import uuid4
import ddt
from django.test import TestCase
from edx_toggles.toggles.testutils import override_waffle_flag, override_waffle_switch
from opaque_keys.edx.keys import CourseKey, UsageKey
from openedx_events.data import EventsMetadata
from openedx_events.learning.data import ExamAttemptData, UserData, UserPersonalData
from openedx_events.learning.signals import EXAM_ATTEMPT_REJECTED
from openedx_events.tests.utils import OpenEdxEventsTestMixin
from common.djangoapps.student.tests.factories import CourseEnrollmentFactory, UserFactory
from lms.djangoapps.certificates.api import has_self_generated_certificates_enabled
from lms.djangoapps.certificates.config import AUTO_CERTIFICATE_GENERATION
from lms.djangoapps.certificates.data import CertificateStatuses
from lms.djangoapps.certificates.models import CertificateGenerationConfiguration, GeneratedCertificate
from lms.djangoapps.certificates.signals import handle_exam_attempt_rejected_event
from lms.djangoapps.certificates.tests.factories import CertificateAllowlistFactory, GeneratedCertificateFactory
from lms.djangoapps.grades.course_grade_factory import CourseGradeFactory
from lms.djangoapps.grades.tests.utils import mock_passing_grade
from lms.djangoapps.verify_student.models import SoftwareSecurePhotoVerification
from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
from xmodule.modulestore.tests.factories import CourseFactory
class SelfGeneratedCertsSignalTest(ModuleStoreTestCase):
"""
Tests for enabling/disabling self-generated certificates according to course-pacing.
"""
ENABLED_SIGNALS = ['course_published']
def setUp(self):
super().setUp()
CertificateGenerationConfiguration.objects.create(enabled=True)
def test_cert_generation_flag_on_pacing_toggle(self):
"""
Verify that signal enables or disables self-generated certificates
according to course-pacing.
"""
course = CourseFactory.create(self_paced=False, emit_signals=True)
assert not has_self_generated_certificates_enabled(course.id)
course.self_paced = True
self.update_course(course, self.user.id)
assert has_self_generated_certificates_enabled(course.id)
course.self_paced = False
self.update_course(course, self.user.id)
assert not has_self_generated_certificates_enabled(course.id)
class AllowlistGeneratedCertificatesTest(ModuleStoreTestCase):
"""
Tests for allowlisted student auto-certificate generation
"""
def setUp(self):
super().setUp()
self.user = UserFactory.create()
# Instructor paced course
self.ip_course = CourseFactory.create(self_paced=False)
CourseEnrollmentFactory(
user=self.user,
course_id=self.ip_course.id,
is_active=True,
mode="verified",
)
def test_fire_task_allowlist_auto_enabled(self):
"""
Test that the allowlist generation is invoked if automatic generation is enabled
"""
with mock.patch(
'lms.djangoapps.certificates.signals.generate_allowlist_certificate_task',
return_value=None
) as mock_generate_allowlist_task:
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=True):
CertificateAllowlistFactory(
user=self.user,
course_id=self.ip_course.id
)
mock_generate_allowlist_task.assert_called_with(self.user, self.ip_course.id)
def test_fire_task_allowlist_auto_disabled(self):
"""
Test that the allowlist generation is not invoked if automatic generation is disabled
"""
with mock.patch(
'lms.djangoapps.certificates.signals.generate_allowlist_certificate_task',
return_value=None
) as mock_generate_allowlist_task:
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=False):
CertificateAllowlistFactory(
user=self.user,
course_id=self.ip_course.id
)
mock_generate_allowlist_task.assert_not_called()
class PassingGradeCertsTest(ModuleStoreTestCase):
"""
Tests for certificate generation task firing on passing grade receipt
"""
def setUp(self):
super().setUp()
self.course = CourseFactory.create(
self_paced=True,
)
self.course_key = self.course.id
self.user = UserFactory.create()
self.enrollment = CourseEnrollmentFactory(
user=self.user,
course_id=self.course.id,
is_active=True,
mode="verified",
)
self.ip_course = CourseFactory.create(self_paced=False)
self.ip_enrollment = CourseEnrollmentFactory(
user=self.user,
course_id=self.ip_course.id,
is_active=True,
mode="verified",
)
attempt = SoftwareSecurePhotoVerification.objects.create(
user=self.user,
status='submitted'
)
attempt.approve()
def test_passing_grade_allowlist(self):
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=True):
# User who is not on the allowlist
GeneratedCertificateFactory(
user=self.user,
course_id=self.course.id,
status=CertificateStatuses.error
)
with mock_passing_grade():
with mock.patch(
'lms.djangoapps.certificates.signals.generate_certificate_task',
return_value=None
) as mock_cert_task:
CourseGradeFactory().update(self.user, self.course)
mock_cert_task.assert_called_with(self.user, self.course.id)
# User who is on the allowlist
u = UserFactory.create()
c = CourseFactory()
course_key = c.id # pylint: disable=no-member
CertificateAllowlistFactory(
user=u,
course_id=course_key
)
GeneratedCertificateFactory(
user=u,
course_id=course_key,
status=CertificateStatuses.error
)
with mock_passing_grade():
with mock.patch(
'lms.djangoapps.certificates.signals.generate_certificate_task',
return_value=None
) as mock_cert_task:
CourseGradeFactory().update(u, c)
mock_cert_task.assert_called_with(u, course_key)
def test_cert_already_generated_downloadable(self):
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=True):
GeneratedCertificateFactory(
user=self.user,
course_id=self.course.id,
status=CertificateStatuses.downloadable
)
with mock.patch(
'lms.djangoapps.certificates.signals.generate_certificate_task',
return_value=None
) as mock_cert_task:
grade_factory = CourseGradeFactory()
with mock_passing_grade():
grade_factory.update(self.user, self.course)
mock_cert_task.assert_not_called()
def test_cert_already_generated_unverified(self):
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=True):
GeneratedCertificateFactory(
user=self.user,
course_id=self.course.id,
status=CertificateStatuses.unverified
)
with mock.patch(
'lms.djangoapps.certificates.signals.generate_certificate_task',
return_value=None
) as mock_cert_task:
grade_factory = CourseGradeFactory()
with mock_passing_grade():
grade_factory.update(self.user, self.course)
mock_cert_task.assert_called_with(self.user, self.course_key)
def test_without_cert(self):
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=True):
with mock.patch(
'lms.djangoapps.certificates.signals.generate_certificate_task',
return_value=None
) as mock_cert_task:
grade_factory = CourseGradeFactory()
with mock_passing_grade():
grade_factory.update(self.user, self.course)
mock_cert_task.assert_called_with(self.user, self.course_key)
@ddt.ddt
class FailingGradeCertsTest(ModuleStoreTestCase):
"""
Tests for marking certificate notpassing when grade goes from passing to failing,
and that the signal has no effect on the cert status if the cert has a non-passing
status
"""
def setUp(self):
super().setUp()
self.course = CourseFactory.create(
self_paced=True,
)
self.user = UserFactory.create()
self.enrollment = CourseEnrollmentFactory(
user=self.user,
course_id=self.course.id,
is_active=True,
mode="verified",
)
attempt = SoftwareSecurePhotoVerification.objects.create(
user=self.user,
status='submitted'
)
attempt.approve()
@ddt.data(
CertificateStatuses.deleted,
CertificateStatuses.deleting,
CertificateStatuses.downloadable,
CertificateStatuses.error,
CertificateStatuses.generating,
CertificateStatuses.notpassing,
CertificateStatuses.restricted,
CertificateStatuses.unavailable,
CertificateStatuses.auditing,
CertificateStatuses.audit_passing,
CertificateStatuses.audit_notpassing,
CertificateStatuses.unverified,
CertificateStatuses.invalidated,
CertificateStatuses.requesting,
)
def test_cert_failure(self, status):
if CertificateStatuses.is_passing_status(status):
expected_status = CertificateStatuses.notpassing
else:
expected_status = status
GeneratedCertificateFactory(
user=self.user,
course_id=self.course.id,
status=status
)
CourseGradeFactory().update(self.user, self.course)
cert = GeneratedCertificate.certificate_for_student(self.user, self.course.id)
assert cert.status == expected_status
def test_failing_grade_allowlist(self):
# User who is not on the allowlist
GeneratedCertificateFactory(
user=self.user,
course_id=self.course.id,
status=CertificateStatuses.downloadable
)
CourseGradeFactory().update(self.user, self.course)
cert = GeneratedCertificate.certificate_for_student(self.user, self.course.id)
assert cert.status == CertificateStatuses.notpassing
# User who is on the allowlist
u = UserFactory.create()
c = CourseFactory()
course_key = c.id # pylint: disable=no-member
CertificateAllowlistFactory(
user=u,
course_id=course_key
)
GeneratedCertificateFactory(
user=u,
course_id=course_key,
status=CertificateStatuses.downloadable
)
CourseGradeFactory().update(u, c)
cert = GeneratedCertificate.certificate_for_student(u, course_key)
assert cert.status == CertificateStatuses.downloadable
class LearnerIdVerificationTest(ModuleStoreTestCase, OpenEdxEventsTestMixin):
"""
Tests for certificate generation task firing on learner id verification
"""
ENABLED_OPENEDX_EVENTS = ['org.openedx.learning.idv_attempt.approved.v1']
@classmethod
def setUpClass(cls):
super().setUpClass()
cls.start_events_isolation()
def setUp(self):
super().setUp()
self.course_one = CourseFactory.create(self_paced=True)
self.user_one = UserFactory.create()
self.enrollment_one = CourseEnrollmentFactory(
user=self.user_one,
course_id=self.course_one.id,
is_active=True,
mode='verified',
)
self.user_two = UserFactory.create()
self.course_two = CourseFactory.create(self_paced=False)
self.enrollment_two = CourseEnrollmentFactory(
user=self.user_two,
course_id=self.course_two.id,
is_active=True,
mode='verified'
)
with mock_passing_grade():
grade_factory = CourseGradeFactory()
grade_factory.update(self.user_one, self.course_one)
grade_factory.update(self.user_two, self.course_two)
def test_cert_generation_on_photo_verification(self):
with mock.patch(
'lms.djangoapps.certificates.signals.generate_certificate_task',
return_value=None
) as mock_cert_task:
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=True):
attempt = SoftwareSecurePhotoVerification.objects.create(
user=self.user_two,
status='submitted'
)
attempt.approve()
mock_cert_task.assert_called_with(self.user_two, self.course_two.id)
def test_id_verification_allowlist(self):
# User is not on the allowlist
with mock.patch(
'lms.djangoapps.certificates.signals.generate_allowlist_certificate_task',
return_value=None
) as mock_allowlist_task:
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=True):
attempt = SoftwareSecurePhotoVerification.objects.create(
user=self.user_two,
status='submitted'
)
attempt.approve()
mock_allowlist_task.assert_not_called()
# User is on the allowlist
with mock.patch(
'lms.djangoapps.certificates.signals.generate_allowlist_certificate_task',
return_value=None
) as mock_allowlist_task:
with override_waffle_switch(AUTO_CERTIFICATE_GENERATION, active=True):
u = UserFactory.create()
c = CourseFactory()
course_key = c.id # pylint: disable=no-member
CourseEnrollmentFactory(
user=u,
course_id=course_key,
is_active=True,
mode='verified'
)
CertificateAllowlistFactory(
user=u,
course_id=course_key
)
attempt = SoftwareSecurePhotoVerification.objects.create(
user=u,
status='submitted'
)
attempt.approve()
mock_allowlist_task.assert_called_with(u, course_key)
@override_waffle_flag(AUTO_CERTIFICATE_GENERATION, active=True)
class EnrollmentModeChangeCertsTest(ModuleStoreTestCase):
"""
Tests for certificate generation task firing when the user's enrollment mode changes
"""
def setUp(self):
super().setUp()
self.user = UserFactory.create()
self.verified_course = CourseFactory.create(
self_paced=True,
)
self.verified_course_key = self.verified_course.id # pylint: disable=no-member
self.verified_enrollment = CourseEnrollmentFactory(
user=self.user,
course_id=self.verified_course_key,
is_active=True,
mode='verified',
)
CertificateAllowlistFactory(
user=self.user,
course_id=self.verified_course_key
)
self.audit_course = CourseFactory.create(self_paced=False)
self.audit_course_key = self.audit_course.id # pylint: disable=no-member
self.audit_enrollment = CourseEnrollmentFactory(
user=self.user,
course_id=self.audit_course_key,
is_active=True,
mode='audit',
)
CertificateAllowlistFactory(
user=self.user,
course_id=self.audit_course_key
)
def test_audit_to_verified(self):
"""
Test that we try to generate a certificate when the user switches from audit to verified
"""
with mock.patch(
'lms.djangoapps.certificates.signals.generate_certificate_task',
return_value=None
) as mock_cert_task:
self.audit_enrollment.change_mode('verified')
mock_cert_task.assert_called_with(self.user, self.audit_course_key)
def test_verified_to_audit(self):
"""
Test that we do not try to generate a certificate when the user switches from verified to audit
"""
with mock.patch(
'lms.djangoapps.certificates.signals.generate_allowlist_certificate_task',
return_value=None
) as mock_allowlist_task:
self.verified_enrollment.change_mode('audit')
mock_allowlist_task.assert_not_called()
class ExamCompletionEventBusTests(TestCase):
"""
Tests completion events from the event bus.
"""
@classmethod
def setUpClass(cls):
super().setUpClass()
cls.course_key = CourseKey.from_string('course-v1:edX+TestX+Test_Course')
cls.subsection_id = 'block-v1:edX+TestX+Test_Course+type@sequential+block@subsection'
cls.usage_key = UsageKey.from_string(cls.subsection_id)
cls.student_user = UserFactory(
username='student_user',
)
@staticmethod
def _get_exam_event_data(student_user, course_key, usage_key, exam_type, requesting_user=None):
""" create ExamAttemptData object for exam based event """
if requesting_user:
requesting_user_data = UserData(
id=requesting_user.id,
is_active=True,
pii=None
)
else:
requesting_user_data = None
return ExamAttemptData(
student_user=UserData(
id=student_user.id,
is_active=True,
pii=UserPersonalData(
username=student_user.username,
email=student_user.email,
),
),
course_key=course_key,
usage_key=usage_key,
requesting_user=requesting_user_data,
exam_type=exam_type,
)
@staticmethod
def _get_exam_event_metadata(event_signal):
""" create metadata object for event """
return EventsMetadata(
event_type=event_signal.event_type,
id=uuid4(),
minorversion=0,
source='openedx/lms/web',
sourcehost='lms.test',
time=datetime.now(timezone.utc)
)
@mock.patch('lms.djangoapps.certificates.signals.invalidate_certificate')
def test_exam_attempt_rejected_event(self, mock_api_function):
"""
Assert that CertificateService api's invalidate_certificate is called upon consuming the event
"""
exam_event_data = self._get_exam_event_data(self.student_user,
self.course_key,
self.usage_key,
exam_type='proctored')
event_metadata = self._get_exam_event_metadata(EXAM_ATTEMPT_REJECTED)
event_kwargs = {
'exam_attempt': exam_event_data,
'metadata': event_metadata
}
handle_exam_attempt_rejected_event(None, EXAM_ATTEMPT_REJECTED, **event_kwargs)
mock_api_function.assert_called_once_with(self.student_user.id, self.course_key, source='exam_event')