Add filter tests for extras

netbox/extras/filters.py

@@ -8,6 +8,20 @@ from .constants import *
 from .models import ConfigContext, CustomField, Graph, ExportTemplate, ObjectChange, Tag, TopologyMap
 
 
+__all__ = (
+    'ConfigContextFilter',
+    'CreatedUpdatedFilterSet',
+    'CustomFieldFilter',
+    'CustomFieldFilterSet',
+    'ExportTemplateFilter',
+    'GraphFilter',
+    'LocalConfigContextFilter',
+    'ObjectChangeFilter',
+    'TagFilter',
+    'TopologyMapFilter',
+)
+
+
 class CustomFieldFilter(django_filters.Filter):
     """
     Filter objects by the presence of a CustomFieldValue. The filter's name is used as the CustomField name.