Resolve default ordering warnings from tests

awx/api/filters.py

@@ -402,6 +402,8 @@ class OrderByBackend(BaseFilterBackend):
                         order_by = value.split(',')
                     else:
                         order_by = (value,)
+            if order_by is None:
+                order_by = self.get_default_ordering(view)
             if order_by:
                 order_by = self._validate_ordering_fields(queryset.model, order_by)
 
@@ -428,6 +430,12 @@ class OrderByBackend(BaseFilterBackend):
             # Return a 400 for invalid field names.
             raise ParseError(*e.args)
 
+    def get_default_ordering(self, view):
+        ordering = getattr(view, 'ordering', None)
+        if isinstance(ordering, str):
+            return (ordering,)
+        return ordering
+
     def _validate_ordering_fields(self, model, order_by):
         for field_name in order_by:
             # strip off the negation prefix `-` if it exists

awx/api/generics.py

@@ -815,6 +815,7 @@ class RetrieveUpdateDestroyAPIView(RetrieveUpdateAPIView, DestroyAPIView):
 class ResourceAccessList(ParentMixin, ListAPIView):
 
     serializer_class = ResourceAccessListElementSerializer
+    ordering = ('username',)
 
     def get_queryset(self):
         obj = self.get_parent_object()

awx/api/views/__init__.py

@@ -4455,6 +4455,7 @@ class RoleUsersList(SubListAttachDetachAPIView):
     serializer_class = serializers.UserSerializer
     parent_model = models.Role
     relationship = 'members'
+    ordering = ('username',)
 
     def get_queryset(self):
         role = self.get_parent_object()

awx/api/views/organization.py

@@ -116,6 +116,7 @@ class OrganizationUsersList(BaseUsersList):
     serializer_class = UserSerializer
     parent_model = Organization
     relationship = 'member_role.members'
+    ordering = ('username',)
 
 
 class OrganizationAdminsList(BaseUsersList):
@@ -124,6 +125,7 @@ class OrganizationAdminsList(BaseUsersList):
     serializer_class = UserSerializer
     parent_model = Organization
     relationship = 'admin_role.members'
+    ordering = ('username',)
 
 
 class OrganizationProjectsList(SubListCreateAttachDetachAPIView):