diff --git a/tempest/services/identity/v2/json/roles_client.py b/tempest/services/identity/v2/json/roles_client.py
index d2d29a3..15c8834 100644
--- a/tempest/services/identity/v2/json/roles_client.py
+++ b/tempest/services/identity/v2/json/roles_client.py
@@ -68,7 +68,7 @@
         """
         resp, body = self.delete('OS-KSADM/roles/%s' % str(role_id))
         self.expected_success(204, resp.status)
-        return resp, body
+        return rest_client.ResponseBody(resp, body)
 
     def create_user_role_on_project(self, tenant_id, user_id, role_id):
         """Add roles to a user on a tenant.
diff --git a/tempest/tests/services/identity/__init__.py b/tempest/tests/services/identity/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tempest/tests/services/identity/__init__.py
diff --git a/tempest/tests/services/identity/v2/__init__.py b/tempest/tests/services/identity/v2/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tempest/tests/services/identity/v2/__init__.py
diff --git a/tempest/tests/services/identity/v2/test_roles_client.py b/tempest/tests/services/identity/v2/test_roles_client.py
new file mode 100644
index 0000000..e36ec18
--- /dev/null
+++ b/tempest/tests/services/identity/v2/test_roles_client.py
@@ -0,0 +1,141 @@
+# Copyright 2016 NEC Corporation.  All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from tempest.services.identity.v2.json import roles_client
+from tempest.tests.lib import fake_auth_provider
+from tempest.tests.lib.services import base
+
+
+class TestRolesClient(base.BaseServiceTest):
+    FAKE_ROLE_INFO = {
+        "role": {
+            "id": "1",
+            "name": "test",
+            "description": "test_description"
+        }
+    }
+
+    FAKE_LIST_ROLES = {
+        "roles": [
+            {
+                "id": "1",
+                "name": "test",
+                "description": "test_description"
+            },
+            {
+                "id": "2",
+                "name": "test2",
+                "description": "test2_description"
+            }
+        ]
+    }
+
+    def setUp(self):
+        super(TestRolesClient, self).setUp()
+        fake_auth = fake_auth_provider.FakeAuthProvider()
+        self.client = roles_client.RolesClient(fake_auth,
+                                               'identity', 'regionOne')
+
+    def _test_create_role(self, bytes_body=False):
+        self.check_service_client_function(
+            self.client.create_role,
+            'tempest.lib.common.rest_client.RestClient.post',
+            self.FAKE_ROLE_INFO,
+            bytes_body,
+            id="1",
+            name="test",
+            description="test_description")
+
+    def _test_show_role(self, bytes_body=False):
+        self.check_service_client_function(
+            self.client.show_role,
+            'tempest.lib.common.rest_client.RestClient.get',
+            self.FAKE_ROLE_INFO,
+            bytes_body,
+            role_id_or_name="1")
+
+    def _test_list_roles(self, bytes_body=False):
+        self.check_service_client_function(
+            self.client.list_roles,
+            'tempest.lib.common.rest_client.RestClient.get',
+            self.FAKE_LIST_ROLES,
+            bytes_body)
+
+    def _test_create_user_role_on_project(self, bytes_body=False):
+        self.check_service_client_function(
+            self.client.create_user_role_on_project,
+            'tempest.lib.common.rest_client.RestClient.put',
+            self.FAKE_ROLE_INFO,
+            bytes_body,
+            tenant_id="b344506af7644f6794d9cb316600b020",
+            user_id="123",
+            role_id="1234",
+            status=200)
+
+    def _test_list_user_roles_on_project(self, bytes_body=False):
+        self.check_service_client_function(
+            self.client.list_user_roles_on_project,
+            'tempest.lib.common.rest_client.RestClient.get',
+            self.FAKE_LIST_ROLES,
+            bytes_body,
+            tenant_id="b344506af7644f6794d9cb316600b020",
+            user_id="123")
+
+    def test_create_role_with_str_body(self):
+        self._test_create_role()
+
+    def test_create_role_with_bytes_body(self):
+        self._test_create_role(bytes_body=True)
+
+    def test_show_role_with_str_body(self):
+        self._test_show_role()
+
+    def test_show_role_with_bytes_body(self):
+        self._test_show_role(bytes_body=True)
+
+    def test_list_roles_with_str_body(self):
+        self._test_list_roles()
+
+    def test_list_roles_with_bytes_body(self):
+        self._test_list_roles(bytes_body=True)
+
+    def test_delete_role(self):
+        self.check_service_client_function(
+            self.client.delete_role,
+            'tempest.lib.common.rest_client.RestClient.delete',
+            {},
+            role_id="1",
+            status=204)
+
+    def test_create_user_role_on_project_with_str_body(self):
+        self._test_create_user_role_on_project()
+
+    def test_create_user_role_on_project_with_bytes_body(self):
+        self._test_create_user_role_on_project(bytes_body=True)
+
+    def test_list_user_roles_on_project_with_str_body(self):
+        self._test_list_user_roles_on_project()
+
+    def test_list_user_roles_on_project_with_bytes_body(self):
+        self._test_list_user_roles_on_project(bytes_body=True)
+
+    def test_delete_role_from_user_on_project(self):
+        self.check_service_client_function(
+            self.client.delete_role_from_user_on_project,
+            'tempest.lib.common.rest_client.RestClient.delete',
+            {},
+            tenant_id="b344506af7644f6794d9cb316600b020",
+            user_id="123",
+            role_id="1234",
+            status=204)