added to test to ensure by-pass logic is covered

simple_history/tests/tests/test_models.py

@@ -950,6 +950,12 @@ def test_delete_with_deferred_fields(self):
         Poll.objects.create(question="what's up sis?", pub_date=today)
         Poll.objects.only("id").first().delete()
         Poll.objects.defer("question").all().delete()
+        # Make sure bypass logic runs
+        Place.objects.create(name="cool place")
+        Place.objects.defer("name").first().delete()
+        with self.modify_settings(SIMPLE_HISTORY_ENABLED=False):
+            Place.objects.create(name="cool place")
+            Place.objects.defer("name").all().delete()
 
     def test_history_with_custom_queryset(self):
         PollWithQuerySetCustomizations.objects.create(