audit: sanitize kwargs when creating audit event

passbook/audit/tests/test_event.py

@@ -0,0 +1,16 @@
+"""audit event tests"""
+
+from django.test import TestCase
+from guardian.shortcuts import get_anonymous_user
+
+from passbook.audit.models import Event, EventAction
+
+
+class TestAuditEvent(TestCase):
+    """Test Audit Event"""
+
+    def test_new_with_model(self):
+        """Create a new Event passing a model as kwarg"""
+        event = Event.new(EventAction.CUSTOM, model=get_anonymous_user())
+        event.save()
+        self.assertIsNotNone(event.pk)