✅(tests) update tests to look for dimail secret in settings

Update back-end tests to match 'secret' field being moved to settings.

src/backend/mailbox_manager/factories.py

@@ -31,7 +31,6 @@ class MailDomainFactory(factory.django.DjangoModelFactory):
 
     name = factory.Faker("domain_name")
     slug = factory.LazyAttribute(lambda o: slugify(o.name))
-    secret = factory.Faker("password")
 
     @factory.post_generation
     def users(self, create, extracted, **kwargs):

src/backend/mailbox_manager/tests/api/mailboxes/test_api_mailboxes_create.py

@@ -438,7 +438,7 @@ def test_api_mailboxes__secret_unrelated_to_domain():
 
         assert response.status_code == status.HTTP_403_FORBIDDEN
         assert response.json() == {
-            "detail": f"Secret not valid for this domain {access.domain.name}"
+            "detail": "Permission denied. Please check your MAIL_PROVISIONING_API_CREDENTIALS."
         }
         assert not models.Mailbox.objects.exists()
 

src/backend/mailbox_manager/tests/test_models_mailboxes.py

@@ -8,6 +8,7 @@ from logging import Logger
 from unittest import mock
 
 from django.core import exceptions
+from django.test.utils import override_settings
 
 import pytest
 import responses
@@ -143,13 +144,17 @@ def test_models_mailboxes__cannot_be_created_for_pending_maildomain():
 ### SYNC TO DIMAIL-API
 
 
+@override_settings(MAIL_PROVISIONING_API_CREDENTIALS=None)
 def test_models_mailboxes__no_secret():
-    """If no secret is declared on the domain, the function should raise an error."""
+    """
-    domain = factories.MailDomainEnabledFactory(secret=None)
+    If MAIL_PROVISIONING_API_CREDENTIALS setting is not configured,
+    trying to create a mailbox should raise an error.
+    """
+    domain = factories.MailDomainEnabledFactory()
 
     with pytest.raises(
         exceptions.ValidationError,
-        match="Please configure your domain's secret before creating any mailbox.",
+        match="Please configure MAIL_PROVISIONING_API_CREDENTIALS before creating any mailbox.",
     ):
         factories.MailboxFactory(domain=domain)
 

src/backend/people/settings.py

@@ -581,7 +581,7 @@ class Test(Base):
     CELERY_TASK_ALWAYS_EAGER = values.BooleanValue(True)
 
     # this is a dev credentials for mail provisioning API
-    MAIL_PROVISIONING_API_CREDENTIALS = "bGFfcmVnaWU6cGFzc3dvcmQ"
+    MAIL_PROVISIONING_API_CREDENTIALS = "bGFfcmVnaWU6cGFzc3dvcmQ="
 
 
 class ContinuousIntegration(Test):