enable cinder v2 api for volumetype test

The existing code is updated with the cinder v2 api.

Partially implements: blueprint cinder-v2-api-tests

Change-Id: I2e01284cad090a0633ae472c5995986bd55dc349
diff --git a/tempest/api/volume/admin/test_volume_types.py b/tempest/api/volume/admin/test_volume_types.py
index a0792f1..a481224 100644
--- a/tempest/api/volume/admin/test_volume_types.py
+++ b/tempest/api/volume/admin/test_volume_types.py
@@ -21,7 +21,7 @@
 CONF = config.CONF
 
 
-class VolumeTypesTest(base.BaseVolumeV1AdminTest):
+class VolumeTypesV2Test(base.BaseVolumeAdminTest):
     _interface = "json"
 
     def _delete_volume(self, volume_id):
@@ -43,6 +43,7 @@
         volume = {}
         vol_name = data_utils.rand_name("volume-")
         vol_type_name = data_utils.rand_name("volume-type-")
+        self.name_field = self.special_fields['name_field']
         proto = CONF.volume.storage_protocol
         vendor = CONF.volume.vendor_name
         extra_specs = {"storage_protocol": proto,
@@ -54,21 +55,20 @@
         self.assertIn('id', body)
         self.addCleanup(self._delete_volume_type, body['id'])
         self.assertIn('name', body)
+        params = {self.name_field: vol_name, 'volume_type': vol_type_name}
         _, volume = self.volumes_client.create_volume(
-            size=1, display_name=vol_name,
-            volume_type=vol_type_name)
+            size=1, **params)
         self.assertIn('id', volume)
         self.addCleanup(self._delete_volume, volume['id'])
-        self.assertIn('display_name', volume)
-        self.assertEqual(volume['display_name'], vol_name,
+        self.assertIn(self.name_field, volume)
+        self.assertEqual(volume[self.name_field], vol_name,
                          "The created volume name is not equal "
                          "to the requested name")
         self.assertTrue(volume['id'] is not None,
                         "Field volume id is empty or not found.")
-        self.volumes_client.wait_for_volume_status(volume['id'],
-                                                   'available')
+        self.volumes_client.wait_for_volume_status(volume['id'], 'available')
         _, fetched_volume = self.volumes_client.get_volume(volume['id'])
-        self.assertEqual(vol_name, fetched_volume['display_name'],
+        self.assertEqual(vol_name, fetched_volume[self.name_field],
                          'The fetched Volume is different '
                          'from the created Volume')
         self.assertEqual(volume['id'], fetched_volume['id'],
@@ -154,3 +154,7 @@
             self.volume_types_client.get_encryption_type(
                 encryption_type['volume_type_id']))
         self.assertEmpty(deleted_encryption_type)
+
+
+class VolumeTypesV1Test(VolumeTypesV2Test):
+    _api_version = 1
diff --git a/tempest/api/volume/admin/test_volume_types_negative.py b/tempest/api/volume/admin/test_volume_types_negative.py
index a4d6431..9c9913f 100644
--- a/tempest/api/volume/admin/test_volume_types_negative.py
+++ b/tempest/api/volume/admin/test_volume_types_negative.py
@@ -20,16 +20,18 @@
 from tempest import test
 
 
-class VolumeTypesNegativeTest(base.BaseVolumeV1AdminTest):
+class VolumeTypesNegativeV2Test(base.BaseVolumeAdminTest):
     _interface = 'json'
 
     @test.attr(type='gate')
     def test_create_with_nonexistent_volume_type(self):
         # Should not be able to create volume with nonexistent volume_type.
+        self.name_field = self.special_fields['name_field']
+        params = {self.name_field: str(uuid.uuid4()),
+                  'volume_type': str(uuid.uuid4())}
         self.assertRaises(exceptions.NotFound,
                           self.volumes_client.create_volume, size=1,
-                          display_name=str(uuid.uuid4()),
-                          volume_type=str(uuid.uuid4()))
+                          **params)
 
     @test.attr(type='gate')
     def test_create_with_empty_name(self):
@@ -52,5 +54,9 @@
                           str(uuid.uuid4()))
 
 
-class VolumesTypesNegativeTestXML(VolumeTypesNegativeTest):
+class VolumeTypesNegativeV1Test(VolumeTypesNegativeV2Test):
+    _api_version = 1
+
+
+class VolumeTypesNegativeV1TestXML(VolumeTypesNegativeV1Test):
     _interface = 'xml'
diff --git a/tempest/services/volume/xml/admin/volume_types_client.py b/tempest/services/volume/xml/admin/volume_types_client.py
index 2464016..03d39a8 100644
--- a/tempest/services/volume/xml/admin/volume_types_client.py
+++ b/tempest/services/volume/xml/admin/volume_types_client.py
@@ -25,14 +25,14 @@
 CONF = config.CONF
 
 
-class VolumeTypesClientXML(rest_client.RestClient):
+class BaseVolumeTypesClientXML(rest_client.RestClient):
     """
     Client class to send CRUD Volume Types API requests to a Cinder endpoint
     """
     TYPE = "xml"
 
     def __init__(self, auth_provider):
-        super(VolumeTypesClientXML, self).__init__(auth_provider)
+        super(BaseVolumeTypesClientXML, self).__init__(auth_provider)
         self.service = CONF.volume.catalog_type
         self.build_interval = CONF.compute.build_interval
         self.build_timeout = CONF.compute.build_timeout
@@ -210,3 +210,9 @@
     def resource_type(self):
         """Returns the primary type of resource this client works with."""
         return 'volume-type'
+
+
+class VolumeTypesClientXML(BaseVolumeTypesClientXML):
+    """
+    Client class to send CRUD Volume Type API V1 requests to a Cinder endpoint
+    """