wendelin_telecom_test: Add Data Supply Line security check in tests

bt5/wendelin_telecom_test/TestTemplateItem/portal_components/test.erp5.testWendelinTelecom.py

@@ -372,6 +372,7 @@ class WendelinTelecomTest(SecurityTestCase):
     )
 
     # Same as above for a Data Supply (required for computing security roles on users)
+    # Also the same for Data Supply Lines
     self.checkDocumentPermissions(
       user,
       ingestion_item_dict['data_supply'],
@@ -379,6 +380,15 @@ class WendelinTelecomTest(SecurityTestCase):
       user_is_admin,
       user_is_admin
     )
+    for data_supply_line in ingestion_item_dict['data_supply'] \
+      .contentValues(portal_type='Data Supply Line'):
+      self.checkDocumentPermissions(
+        user,
+        data_supply_line,
+        same_project or user_is_admin or user_is_ingestor,
+        user_is_admin,
+        user_is_admin
+      )
 
     # An administrator has all rights to a Data Ingestion (for management actions)
     # An ingestor also has all rights to a Data Ingestion (for managing ingestions)