def test_site(self):
        sites = Site.objects.all()[:2]
        params = {'site_id': [sites[0].pk, sites[1].pk]}
        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
        params = {'site': [sites[0].slug, sites[1].slug]}
        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)