Merge "Fix class inheritance for volume_types tests"
diff --git a/tempest/api/volume/admin/test_volume_types.py b/tempest/api/volume/admin/test_volume_types.py
index 0ea999a..4add2c1 100644
--- a/tempest/api/volume/admin/test_volume_types.py
+++ b/tempest/api/volume/admin/test_volume_types.py
@@ -15,27 +15,12 @@
 
 from tempest.api.volume import base
 from tempest.common.utils import data_utils
-from tempest.services.volume.json.admin import volume_types_client
 from tempest.test import attr
 
 
-class VolumeTypesTest(base.BaseVolumeV1Test):
+class VolumeTypesTest(base.BaseVolumeV1AdminTest):
     _interface = "json"
 
-    @classmethod
-    def setUpClass(cls):
-        super(VolumeTypesTest, cls).setUpClass()
-        adm_user = cls.config.identity.admin_username
-        adm_pass = cls.config.identity.admin_password
-        adm_tenant = cls.config.identity.admin_tenant_name
-        auth_url = cls.config.identity.uri
-
-        cls.client = volume_types_client.VolumeTypesClientJSON(cls.config,
-                                                               adm_user,
-                                                               adm_pass,
-                                                               auth_url,
-                                                               adm_tenant)
-
     def _delete_volume(self, volume_id):
         resp, _ = self.volumes_client.delete_volume(volume_id)
         self.assertEqual(202, resp.status)