Commit after updating status

atst/domain/requests/requests.py

@@ -99,7 +99,7 @@ class Requests(object):
             new_status=status, revision=request.latest_revision
         )
         request.status_events.append(status_event)
-        return request
+        return RequestsQuery.add_and_commit(request)
 
     @classmethod
     def should_auto_approve(cls, request):

atst/models/request.py

@@ -119,11 +119,11 @@ class Request(Base, mixins.TimestampsMixin, mixins.AuditableMixin):
 
     @property
     def latest_status(self):
-        return self.status_events[-1]
+        return self.status_events[-1] if self.status_events else None
 
     @property
     def status(self):
-        return self.latest_status.new_status
+        return self.latest_status.new_status if self.latest_status else None
 
     @property
     def status_displayname(self):

tests/routes/test_request_new.py

@@ -237,13 +237,9 @@ def test_displays_ccpo_review_comment(user_session, client):
     ccpo = UserFactory.from_atat_role("ccpo")
     user_session(creator)
     request = RequestFactory.create(creator=creator)
-    status = RequestStatusEventFactory.create(
-        request=request,
-        revision=request.latest_revision,
-        new_status=RequestStatus.CHANGES_REQUESTED,
-    )
+    request = Requests.set_status(request, RequestStatus.CHANGES_REQUESTED)
     review_comment = "add all of the correct info, instead of the incorrect info"
-    RequestReviewFactory.create(reviewer=ccpo, comment=review_comment, status=status)
+    RequestReviewFactory.create(reviewer=ccpo, comment=review_comment, status=request.status_events[-1])
     response = client.get("/requests/new/1/{}".format(request.id))
     body = response.data.decode()
     assert review_comment in body