Use Enum for request statuses

tests/factories.py

@@ -1,7 +1,8 @@
 import factory
 from uuid import uuid4
 
-from atst.models import Request, RequestStatusEvent
+from atst.models.request import Request
+from atst.models.request_status_event import RequestStatusEvent, RequestStatus
 from atst.models.pe_number import PENumber
 from atst.models.task_order import TaskOrder
 from atst.models.user import User
@@ -9,34 +10,31 @@ from atst.models.role import Role
 
 
 class RequestStatusFactory(factory.alchemy.SQLAlchemyModelFactory):
-
     class Meta:
         model = RequestStatusEvent
 
 
 class RequestFactory(factory.alchemy.SQLAlchemyModelFactory):
-
     class Meta:
         model = Request
 
     id = factory.Sequence(lambda x: uuid4())
-    status_events = factory.RelatedFactory(RequestStatusFactory, "request", new_status="started")
+    status_events = factory.RelatedFactory(
+        RequestStatusFactory, "request", new_status=RequestStatus.STARTED
+    )
 
 
 class PENumberFactory(factory.alchemy.SQLAlchemyModelFactory):
-
     class Meta:
         model = PENumber
 
 
 class TaskOrderFactory(factory.alchemy.SQLAlchemyModelFactory):
-
     class Meta:
         model = TaskOrder
 
 
 class RoleFactory(factory.alchemy.SQLAlchemyModelFactory):
-
     class Meta:
         model = Role
 
@@ -44,7 +42,6 @@ class RoleFactory(factory.alchemy.SQLAlchemyModelFactory):
 
 
 class UserFactory(factory.alchemy.SQLAlchemyModelFactory):
-
     class Meta:
         model = User
 
@@ -53,4 +50,3 @@ class UserFactory(factory.alchemy.SQLAlchemyModelFactory):
     first_name = "Fake"
     last_name = "User"
     atat_role = factory.SubFactory(RoleFactory)
-