def test_duplicate_certificate_invalidation_error(self):
"""
Test error message if certificate invalidation for the student is already present.
"""
CertificateInvalidationFactory.create(
generated_certificate=self.generated_certificate,
invalidated_by=self.global_staff,
)
# Invalidate user certificate
self.generated_certificate.invalidate()
response = self.client.post(
self.url,
data=json.dumps(self.certificate_invalidation_data),
content_type='application/json',
)
# Assert 400 status code in response
self.assertEqual(response.status_code, 400)
res_json = json.loads(response.content)
# Assert Error Message
self.assertEqual(
res_json['message'],
u"Certificate of {user} has already been invalidated. Please check your spelling and retry.".format(
user=self.enrolled_user_1.username,
),
)
def test_remove_certificate_invalidation(self):
"""
Test that user can remove certificate invalidation.
"""
# Invalidate user certificate
self.generated_certificate.invalidate()
CertificateInvalidationFactory.create(
generated_certificate=self.generated_certificate,
invalidated_by=self.global_staff,
)
response = self.client.post(
self.url,
data=json.dumps(self.certificate_invalidation_data),
content_type='application/json',
REQUEST_METHOD='DELETE'
)
# Assert 204 status code in response
self.assertEqual(response.status_code, 204)
# Verify that certificate invalidation successfully removed from database
with self.assertRaises(ObjectDoesNotExist):
CertificateInvalidation.objects.get(
generated_certificate=self.generated_certificate,
invalidated_by=self.global_staff,
active=True,
)
def _invalidate_certificate(self, certificate, active):
""" Dry method to mark certificate as invalid. """
CertificateInvalidationFactory.create(
generated_certificate=certificate,
invalidated_by=self.global_staff,
active=active)
# Invalidate user certificate
certificate.invalidate()
self.assertFalse(certificate.is_valid())
def _invalidate_certificate(self, certificate, active):
""" Dry method to mark certificate as invalid. """
CertificateInvalidationFactory.create(
generated_certificate=certificate,
invalidated_by=self.global_staff,
active=active
)
# Invalidate user certificate
certificate.invalidate()
self.assertFalse(certificate.is_valid())
def test_method_with_all_statues(self, status):
""" Verify method return True if certificate has valid status but it is
marked as invalid in CertificateInvalidation table. """
certificate = self._generate_cert(status)
CertificateInvalidationFactory.create(
generated_certificate=certificate,
invalidated_by=self.global_staff,
active=True)
# Also check query count for 'is_certificate_invalid' method.
with self.assertNumQueries(2):
self.assertTrue(
certs_api.is_certificate_invalid(self.student, self.course.id))
def test_method_with_all_statues(self, status):
""" Verify method return True if certificate has valid status but it is
marked as invalid in CertificateInvalidation table. """
certificate = self._generate_cert(status)
CertificateInvalidationFactory.create(
generated_certificate=certificate,
invalidated_by=self.global_staff,
active=True
)
# Also check query count for 'is_certificate_invalid' method.
with self.assertNumQueries(2):
self.assertTrue(
certs_api.is_certificate_invalid(self.student, self.course.id)
)
def test_is_certificate_invalid_with_invalid_cert(self):
""" Verify that method return true if certificate is invalid. """
invalid_cert = CertificateInvalidationFactory.create(
generated_certificate=self.certificate, invalidated_by=self.user
)
# Invalidate user certificate
self.certificate.invalidate()
self.assertTrue(CertificateInvalidation.has_certificate_invalidation(self.user, self.course_id))
# mark the entry as in-active.
invalid_cert.active = False
invalid_cert.save()
# After making the certificate valid method will return false.
self.assertFalse(CertificateInvalidation.has_certificate_invalidation(self.user, self.course_id))
def test_is_certificate_invalid_with_invalid_cert(self):
""" Verify that method return true if certificate is invalid. """
invalid_cert = CertificateInvalidationFactory.create(
generated_certificate=self.certificate, invalidated_by=self.user)
# Invalidate user certificate
self.certificate.invalidate()
self.assertTrue(
CertificateInvalidation.has_certificate_invalidation(
self.user, self.course_id))
# mark the entry as in-active.
invalid_cert.active = False
invalid_cert.save()
# After making the certificate valid method will return false.
self.assertFalse(
CertificateInvalidation.has_certificate_invalidation(
self.user, self.course_id))