145 lines
5.3 KiB
Python
145 lines
5.3 KiB
Python
"""
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Tests for certificate generation
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"""
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import logging
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from unittest.mock import patch
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from common.djangoapps.student.tests.factories import CourseEnrollmentFactory, UserFactory
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from common.djangoapps.util.testing import EventTestMixin
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from lms.djangoapps.certificates.data import CertificateStatuses
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from lms.djangoapps.certificates.generation import generate_course_certificate
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from lms.djangoapps.certificates.models import GeneratedCertificate
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from lms.djangoapps.certificates.tests.factories import GeneratedCertificateFactory
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from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
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from xmodule.modulestore.tests.factories import CourseFactory
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log = logging.getLogger(__name__)
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class CertificateTests(EventTestMixin, ModuleStoreTestCase):
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"""
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Tests for certificate generation
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"""
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def setUp(self): # pylint: disable=arguments-differ
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super().setUp('lms.djangoapps.certificates.utils.tracker')
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# Create user, a course run, and an enrollment
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self.u = UserFactory()
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self.cr = CourseFactory()
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self.key = self.cr.id # pylint: disable=no-member
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CourseEnrollmentFactory(
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user=self.u,
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course_id=self.key,
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is_active=True,
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mode='verified',
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)
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self.gen_mode = 'batch'
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def test_generation(self):
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"""
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Test certificate generation
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"""
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certs = GeneratedCertificate.objects.filter(user=self.u, course_id=self.key)
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assert len(certs) == 0
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generated_cert = generate_course_certificate(self.u, self.key, self.gen_mode)
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assert generated_cert.status, CertificateStatuses.downloadable
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certs = GeneratedCertificate.objects.filter(user=self.u, course_id=self.key)
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assert len(certs) == 1
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self.assert_event_emitted(
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'edx.certificate.created',
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user_id=self.u.id,
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course_id=str(self.key),
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certificate_id=generated_cert.verify_uuid,
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enrollment_mode=generated_cert.mode,
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certificate_url='',
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generation_mode=self.gen_mode
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)
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def test_segment_event(self):
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"""
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Test that a segment event is created
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"""
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analytics_patcher = patch('lms.djangoapps.certificates.utils.segment')
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mock_tracker = analytics_patcher.start()
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self.addCleanup(analytics_patcher.stop)
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generated_cert = generate_course_certificate(self.u, self.key, self.gen_mode)
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assert generated_cert.status, CertificateStatuses.downloadable
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mock_tracker.track.assert_called_once_with(
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self.u.id,
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'edx.bi.user.certificate.generate',
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{
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'category': 'certificates',
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'label': str(self.key)
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},
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)
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mock_tracker.reset_mock()
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def test_generation_existing(self):
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"""
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Test certificate generation when a certificate already exists
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"""
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error_reason = 'Some PDF error'
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GeneratedCertificateFactory(
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user=self.u,
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course_id=self.key,
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mode='verified',
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status=CertificateStatuses.error,
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error_reason=error_reason
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)
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cert = GeneratedCertificate.objects.get(user=self.u, course_id=self.key)
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assert cert.error_reason == error_reason
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generated_cert = generate_course_certificate(self.u, self.key, self.gen_mode)
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assert generated_cert.status, CertificateStatuses.downloadable
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cert = GeneratedCertificate.objects.get(user=self.u, course_id=self.key)
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assert cert.error_reason == ''
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def test_generation_uuid_persists_through_revocation(self):
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"""
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Test that the `verify_uuid` value of a certificate does not change when it is revoked and re-awarded.
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"""
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generated_cert = generate_course_certificate(self.u, self.key, self.gen_mode)
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assert generated_cert.status, CertificateStatuses.downloadable
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verify_uuid = generated_cert.verify_uuid
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generated_cert.invalidate()
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assert generated_cert.status, CertificateStatuses.unavailable
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assert generated_cert.verify_uuid, verify_uuid
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generated_cert = generate_course_certificate(self.u, self.key, self.gen_mode)
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assert generated_cert.status, CertificateStatuses.downloadable
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assert generated_cert.verify_uuid, verify_uuid
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generated_cert.mark_notpassing(50.00)
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assert generated_cert.status, CertificateStatuses.notpassing
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assert generated_cert.verify_uuid, verify_uuid
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generated_cert = generate_course_certificate(self.u, self.key, self.gen_mode)
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assert generated_cert.status, CertificateStatuses.downloadable
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assert generated_cert.verify_uuid, verify_uuid
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def test_generation_creates_verify_uuid_when_needed(self):
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"""
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Test that ensures we will create a verify_uuid when needed.
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"""
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GeneratedCertificateFactory(
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user=self.u,
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course_id=self.key,
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mode='verified',
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status=CertificateStatuses.unverified,
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verify_uuid=''
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)
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generated_cert = generate_course_certificate(self.u, self.key, self.gen_mode)
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assert generated_cert.status, CertificateStatuses.downloadable
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assert generated_cert.verify_uuid != ''
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