add positive tests for volume

- create a new file in admin directory
- test_volume_reset_status
- test_volume_begin_detaching
- test_volume_roll_detaching

Change-Id: I204705b2b430b86577b784a3610b5b6ba1f90592
diff --git a/tempest/api/volume/admin/test_volumes_actions.py b/tempest/api/volume/admin/test_volumes_actions.py
new file mode 100644
index 0000000..4063eef
--- /dev/null
+++ b/tempest/api/volume/admin/test_volumes_actions.py
@@ -0,0 +1,89 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2013 Huawei Technologies Co.,LTD
+# 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.api.volume.base import BaseVolumeAdminTest
+from tempest.common.utils import data_utils as utils
+from tempest.test import attr
+
+
+class VolumesActionsTest(BaseVolumeAdminTest):
+    _interface = "json"
+
+    @classmethod
+    def setUpClass(cls):
+        super(VolumesActionsTest, cls).setUpClass()
+        cls.client = cls.volumes_client
+
+        # Create admin volume client
+        cls.admin_volume_client = cls.os_adm.volumes_client
+
+        # Create a test shared volume for tests
+        vol_name = utils.rand_name(cls.__name__ + '-Volume-')
+
+        resp, cls.volume = cls.client.create_volume(size=1,
+                                                    display_name=vol_name)
+        cls.client.wait_for_volume_status(cls.volume['id'], 'available')
+
+    @classmethod
+    def tearDownClass(cls):
+        # Delete the test volume
+        cls.client.delete_volume(cls.volume['id'])
+        cls.client.wait_for_resource_deletion(cls.volume['id'])
+
+        super(VolumesActionsTest, cls).tearDownClass()
+
+    def _reset_volume_status(self, volume_id, status):
+        #Reset the volume status
+        resp, body = self.admin_volume_client.reset_volume_status(volume_id,
+                                                                  status)
+        return resp, body
+
+    def tearDown(self):
+        # Set volume's status to available after test
+        self._reset_volume_status(self.volume['id'], 'available')
+        super(VolumesActionsTest, self).tearDown()
+
+    @attr(type='gate')
+    def test_volume_reset_status(self):
+        # test volume reset status : available->error->available
+        resp, body = self._reset_volume_status(self.volume['id'], 'error')
+        self.assertEqual(202, resp.status)
+        resp_get, volume_get = self.admin_volume_client.get_volume(
+            self.volume['id'])
+        self.assertEqual('error', volume_get['status'])
+
+    @attr(type='gate')
+    def test_volume_begin_detaching(self):
+        # test volume begin detaching : available -> detaching -> available
+        resp, body = self.client.volume_begin_detaching(self.volume['id'])
+        self.assertEqual(202, resp.status)
+        resp_get, volume_get = self.client.get_volume(self.volume['id'])
+        self.assertEqual('detaching', volume_get['status'])
+
+    @attr(type='gate')
+    def test_volume_roll_detaching(self):
+        # test volume roll detaching : detaching -> in-use -> available
+        resp, body = self.client.volume_begin_detaching(self.volume['id'])
+        self.assertEqual(202, resp.status)
+        resp, body = self.client.volume_roll_detaching(self.volume['id'])
+        self.assertEqual(202, resp.status)
+        resp_get, volume_get = self.client.get_volume(self.volume['id'])
+        self.assertEqual('in-use', volume_get['status'])
+
+
+class VolumesActionsTestXML(VolumesActionsTest):
+    _interface = "xml"
diff --git a/tempest/services/volume/json/volumes_client.py b/tempest/services/volume/json/volumes_client.py
index f054a2b..eb87cbe 100644
--- a/tempest/services/volume/json/volumes_client.py
+++ b/tempest/services/volume/json/volumes_client.py
@@ -164,3 +164,24 @@
         url = 'volumes/%s/action' % (volume_id)
         resp, body = self.post(url, post_body, self.headers)
         return resp, body
+
+    def reset_volume_status(self, volume_id, status):
+        """Reset the Specified Volume's Status."""
+        post_body = json.dumps({'os-reset_status': {"status": status}})
+        resp, body = self.post('volumes/%s/action' % volume_id, post_body,
+                               self.headers)
+        return resp, body
+
+    def volume_begin_detaching(self, volume_id):
+        """Volume Begin Detaching."""
+        post_body = json.dumps({'os-begin_detaching': {}})
+        resp, body = self.post('volumes/%s/action' % volume_id, post_body,
+                               self.headers)
+        return resp, body
+
+    def volume_roll_detaching(self, volume_id):
+        """Volume Roll Detaching."""
+        post_body = json.dumps({'os-roll_detaching': {}})
+        resp, body = self.post('volumes/%s/action' % volume_id, post_body,
+                               self.headers)
+        return resp, body
diff --git a/tempest/services/volume/xml/volumes_client.py b/tempest/services/volume/xml/volumes_client.py
index f5d8beb..be292a2 100644
--- a/tempest/services/volume/xml/volumes_client.py
+++ b/tempest/services/volume/xml/volumes_client.py
@@ -237,3 +237,32 @@
         if body:
             body = xml_to_json(etree.fromstring(body))
         return resp, body
+
+    def reset_volume_status(self, volume_id, status):
+        """Reset the Specified Volume's Status."""
+        post_body = Element("os-reset_status",
+                            status=status
+                            )
+        url = 'volumes/%s/action' % str(volume_id)
+        resp, body = self.post(url, str(Document(post_body)), self.headers)
+        if body:
+            body = xml_to_json(etree.fromstring(body))
+        return resp, body
+
+    def volume_begin_detaching(self, volume_id):
+        """Volume Begin Detaching."""
+        post_body = Element("os-begin_detaching")
+        url = 'volumes/%s/action' % str(volume_id)
+        resp, body = self.post(url, str(Document(post_body)), self.headers)
+        if body:
+            body = xml_to_json(etree.fromstring(body))
+        return resp, body
+
+    def volume_roll_detaching(self, volume_id):
+        """Volume Roll Detaching."""
+        post_body = Element("os-roll_detaching")
+        url = 'volumes/%s/action' % str(volume_id)
+        resp, body = self.post(url, str(Document(post_body)), self.headers)
+        if body:
+            body = xml_to_json(etree.fromstring(body))
+        return resp, body