def test_add_vrf(self):
        v = VRF()
        v.rt = '123:456'
        v.name = 'test'
        with self.assertRaises(NipapAuthorizationError):
            v.save()
Does some amount of work on a background update
dataset/ETHPy150Open SpriteLink/NIPAP/tests/nipap-ro.py/TestReadonly.test_add_vrf--crossover with--dataset/ETHPy150Open matrix-org/synapse/synapse/storage/background_updates.py/BackgroundUpdateStore.do_background_update