tests: add check for import/export of access rights

tests/test_import_export.py

@@ -192,3 +192,18 @@ def test_export_log_level(app, setup):
     second = export_site()
     assert first == second
     assert Bdp.objects.all().first().log_level == 'DEBUG'
+
+
+def test_export_access_rights(app, setup):
+    bdp = Bdp.objects.create(service_url='https://bdp.example.com/')
+    obj_type = ContentType.objects.get_for_model(bdp)
+    api = ApiUser.objects.create(username='all', keytype='', key='')
+    AccessRight.objects.create(codename='can_access', apiuser=api, resource_type=obj_type,
+                               resource_pk=bdp.pk)
+    first = export_site()
+    Bdp.objects.all().delete()
+    AccessRight.objects.all().delete()
+    ApiUser.objects.all().delete()
+    import_site(first, import_users=True)
+    second = export_site()
+    assert first == second