1 files changed, 8 insertions, 2 deletions
diff --git a/keystone/tests/unit/test_v3.py b/keystone/tests/unit/test_v3.py
index 951a8f83f..f3f943215 100644
--- a/keystone/tests/unit/test_v3.py
+++ b/keystone/tests/unit/test_v3.py
@@ -13,12 +13,11 @@
 # under the License.
 
 import datetime
-import uuid
-
 import http.client
 import oslo_context.context
 from oslo_serialization import jsonutils
 from testtools import matchers
+import uuid
 import webtest
 
 from keystone.common import authorization
@@ -1238,6 +1237,13 @@ class RestfulTestCase(unit.SQLDriverOverrides, rest.RestfulTestCase,
         return environment
 
 
+class OAuth2RestfulTestCase(RestfulTestCase):
+    def assertValidErrorResponse(self, response):
+        resp = response.result
+        self.assertIsNotNone(resp.get('error'))
+        self.assertIsNotNone(resp.get('error_description'))
+
+
 class VersionTestCase(RestfulTestCase):
     def test_get_version(self):
         pass