diff --git a/tempest/api/compute/servers/test_list_servers_negative.py b/tempest/api/compute/servers/test_list_servers_negative.py
index 768cc11..28d64fb 100644
--- a/tempest/api/compute/servers/test_list_servers_negative.py
+++ b/tempest/api/compute/servers/test_list_servers_negative.py
@@ -13,8 +13,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import datetime
-
 from six import moves
 
 from tempest.api.compute import base
@@ -37,9 +35,8 @@
         # tearDownClass method of the super-class.
         cls.existing_fixtures = []
         cls.deleted_fixtures = []
-        cls.start_time = datetime.datetime.utcnow()
         for x in moves.xrange(2):
-            resp, srv = cls.create_test_server()
+            resp, srv = cls.create_test_server(wait_until='ACTIVE')
             cls.existing_fixtures.append(srv)
 
         resp, srv = cls.create_test_server()
@@ -127,19 +124,6 @@
         self.assertRaises(exceptions.BadRequest, self.client.list_servers,
                           {'limit': -1})
 
-    @test.attr(type='gate')
-    def test_list_servers_by_changes_since(self):
-        # Servers are listed by specifying changes-since date
-        changes_since = {'changes-since': self.start_time.isoformat()}
-        resp, body = self.client.list_servers(changes_since)
-        self.assertEqual('200', resp['status'])
-        # changes-since returns all instances, including deleted.
-        num_expected = (len(self.existing_fixtures) +
-                        len(self.deleted_fixtures))
-        self.assertEqual(num_expected, len(body['servers']),
-                         "Number of servers %d is wrong in %s" %
-                         (num_expected, body['servers']))
-
     @test.attr(type=['negative', 'gate'])
     def test_list_servers_by_changes_since_invalid_date(self):
         # Return an error when invalid date format is passed
diff --git a/tempest/api/compute/servers/test_server_actions.py b/tempest/api/compute/servers/test_server_actions.py
index 80e6008..0e32e60 100644
--- a/tempest/api/compute/servers/test_server_actions.py
+++ b/tempest/api/compute/servers/test_server_actions.py
@@ -32,28 +32,16 @@
     run_ssh = CONF.compute.run_ssh
 
     def setUp(self):
-        # NOTE(afazekas): Normally we use the same server with all test cases,
-        # but if it has an issue, we build a new one
         super(ServerActionsTestJSON, self).setUp()
-        # Check if the server is in a clean state after test
-        try:
-            self.client.wait_for_server_status(self.server_id, 'ACTIVE')
-        except Exception:
-            # Rebuild server if something happened to it during a test
-            self.__class__.server_id = self.rebuild_server(self.server_id)
-
-    def tearDown(self):
-        _, server = self.client.get_server(self.server_id)
-        self.assertEqual(self.image_ref, server['image']['id'])
-        self.server_check_teardown()
-        super(ServerActionsTestJSON, self).tearDown()
+        resp, server = self.create_test_server(wait_until='ACTIVE')
+        self.addCleanup(self.client.delete_server, server['id'])
+        self.server_id = server['id']
 
     @classmethod
     def setUpClass(cls):
         cls.prepare_instance_network()
         super(ServerActionsTestJSON, cls).setUpClass()
         cls.client = cls.servers_client
-        cls.server_id = cls.rebuild_server(None)
 
     @testtools.skipUnless(CONF.compute_feature_enabled.change_password,
                           'Change password not available.')
@@ -193,26 +181,46 @@
             if current_flavor == self.flavor_ref else self.flavor_ref
         return current_flavor, new_flavor_ref
 
-    @testtools.skipUnless(CONF.compute_feature_enabled.resize,
-                          'Resize not available.')
-    @test.attr(type='smoke')
-    def test_resize_server_confirm(self):
+    def _test_resize_server_confirm(self, stop=False):
         # The server's RAM and disk space should be modified to that of
         # the provided flavor
 
         previous_flavor_ref, new_flavor_ref = \
             self._detect_server_image_flavor(self.server_id)
 
+        if stop:
+            resp = self.servers_client.stop(self.server_id)[0]
+            self.assertEqual(202, resp.status)
+            self.servers_client.wait_for_server_status(self.server_id,
+                                                       'SHUTOFF')
+
         resp, server = self.client.resize(self.server_id, new_flavor_ref)
         self.assertEqual(202, resp.status)
         self.client.wait_for_server_status(self.server_id, 'VERIFY_RESIZE')
 
         self.client.confirm_resize(self.server_id)
-        self.client.wait_for_server_status(self.server_id, 'ACTIVE')
+        expected_status = 'SHUTOFF' if stop else 'ACTIVE'
+        self.client.wait_for_server_status(self.server_id, expected_status)
 
         resp, server = self.client.get_server(self.server_id)
         self.assertEqual(new_flavor_ref, server['flavor']['id'])
 
+        if stop:
+            # NOTE(mriedem): tearDown requires the server to be started.
+            self.client.start(self.server_id)
+
+    @testtools.skipUnless(CONF.compute_feature_enabled.resize,
+                          'Resize not available.')
+    @test.attr(type='smoke')
+    def test_resize_server_confirm(self):
+        self._test_resize_server_confirm(stop=False)
+
+    @testtools.skipUnless(CONF.compute_feature_enabled.resize,
+                          'Resize not available.')
+    @test.attr(type='smoke')
+    def test_resize_server_confirm_from_stopped(self):
+        self._test_resize_server_confirm(stop=True)
+
     @testtools.skipUnless(CONF.compute_feature_enabled.resize,
                           'Resize not available.')
     @test.attr(type='gate')
diff --git a/tempest/api/compute/v3/servers/test_list_servers_negative.py b/tempest/api/compute/v3/servers/test_list_servers_negative.py
index 9cbc4e0..18e5c67 100644
--- a/tempest/api/compute/v3/servers/test_list_servers_negative.py
+++ b/tempest/api/compute/v3/servers/test_list_servers_negative.py
@@ -39,7 +39,7 @@
         cls.deleted_fixtures = []
         cls.start_time = datetime.datetime.utcnow()
         for x in moves.xrange(2):
-            resp, srv = cls.create_test_server()
+            resp, srv = cls.create_test_server(wait_until='ACTIVE')
             cls.existing_fixtures.append(srv)
 
         resp, srv = cls.create_test_server()
diff --git a/tempest/api/compute/v3/servers/test_server_actions.py b/tempest/api/compute/v3/servers/test_server_actions.py
index 721fe42..f7c3411 100644
--- a/tempest/api/compute/v3/servers/test_server_actions.py
+++ b/tempest/api/compute/v3/servers/test_server_actions.py
@@ -30,15 +30,10 @@
     run_ssh = CONF.compute.run_ssh
 
     def setUp(self):
-        # NOTE(afazekas): Normally we use the same server with all test cases,
-        # but if it has an issue, we build a new one
         super(ServerActionsV3Test, self).setUp()
-        # Check if the server is in a clean state after test
-        try:
-            self.client.wait_for_server_status(self.server_id, 'ACTIVE')
-        except Exception:
-            # Rebuild server if something happened to it during a test
-            self.__class__.server_id = self.rebuild_server(self.server_id)
+        resp, server = self.create_test_server(wait_until='ACTIVE')
+        self.addCleanup(self.client.delete_server, server['id'])
+        self.server_id = server['id']
 
     def tearDown(self):
         _, server = self.client.get_server(self.server_id)
@@ -51,7 +46,6 @@
         cls.prepare_instance_network()
         super(ServerActionsV3Test, cls).setUpClass()
         cls.client = cls.servers_client
-        cls.server_id = cls.rebuild_server(None)
 
     @testtools.skipUnless(CONF.compute_feature_enabled.change_password,
                           'Change password not available.')
@@ -186,26 +180,46 @@
             if current_flavor == self.flavor_ref else self.flavor_ref
         return current_flavor, new_flavor_ref
 
-    @testtools.skipUnless(CONF.compute_feature_enabled.resize,
-                          'Resize not available.')
-    @test.attr(type='smoke')
-    def test_resize_server_confirm(self):
+    def _test_resize_server_confirm(self, stop=False):
         # The server's RAM and disk space should be modified to that of
         # the provided flavor
 
         previous_flavor_ref, new_flavor_ref = \
             self._detect_server_image_flavor(self.server_id)
 
+        if stop:
+            resp = self.servers_client.stop(self.server_id)[0]
+            self.assertEqual(202, resp.status)
+            self.servers_client.wait_for_server_status(self.server_id,
+                                                       'SHUTOFF')
+
         resp, server = self.client.resize(self.server_id, new_flavor_ref)
         self.assertEqual(202, resp.status)
         self.client.wait_for_server_status(self.server_id, 'VERIFY_RESIZE')
 
         self.client.confirm_resize(self.server_id)
-        self.client.wait_for_server_status(self.server_id, 'ACTIVE')
+        expected_status = 'SHUTOFF' if stop else 'ACTIVE'
+        self.client.wait_for_server_status(self.server_id, expected_status)
 
         resp, server = self.client.get_server(self.server_id)
         self.assertEqual(new_flavor_ref, server['flavor']['id'])
 
+        if stop:
+            # NOTE(mriedem): tearDown requires the server to be started.
+            self.client.start(self.server_id)
+
+    @testtools.skipUnless(CONF.compute_feature_enabled.resize,
+                          'Resize not available.')
+    @test.attr(type='smoke')
+    def test_resize_server_confirm(self):
+        self._test_resize_server_confirm(stop=False)
+
+    @testtools.skipUnless(CONF.compute_feature_enabled.resize,
+                          'Resize not available.')
+    @test.attr(type='smoke')
+    def test_resize_server_confirm_from_stopped(self):
+        self._test_resize_server_confirm(stop=True)
+
     @testtools.skipUnless(CONF.compute_feature_enabled.resize,
                           'Resize not available.')
     @test.attr(type='gate')
diff --git a/tempest/api/volume/admin/test_volume_types.py b/tempest/api/volume/admin/test_volume_types.py
index ee1d09a..3b8c214 100644
--- a/tempest/api/volume/admin/test_volume_types.py
+++ b/tempest/api/volume/admin/test_volume_types.py
@@ -118,14 +118,16 @@
                          'from the created Volume_type')
 
     @test.attr(type='smoke')
-    def test_volume_type_encryption_create_get(self):
-        # Create/get encryption type.
+    def test_volume_type_encryption_create_get_delete(self):
+        # Create/get/delete encryption type.
         provider = "LuksEncryptor"
         control_location = "front-end"
         name = data_utils.rand_name("volume-type-")
         resp, body = self.client.create_volume_type(name)
         self.assertEqual(200, resp.status)
         self.addCleanup(self._delete_volume_type, body['id'])
+
+        # Create encryption type
         resp, encryption_type = self.client.create_encryption_type(
             body['id'], provider=provider,
             control_location=control_location)
@@ -137,6 +139,8 @@
         self.assertEqual(control_location, encryption_type['control_location'],
                          "The created encryption_type control_location is not "
                          "equal to the requested control_location")
+
+        # Get encryption type
         resp, fetched_encryption_type = self.client.get_encryption_type(
             encryption_type['volume_type_id'])
         self.assertEqual(200, resp.status)
@@ -148,3 +152,15 @@
                          fetched_encryption_type['control_location'],
                          'The fetched encryption_type control_location is '
                          'different from the created encryption_type')
+
+        # Delete encryption type
+        resp, _ = self.client.delete_encryption_type(
+            encryption_type['volume_type_id'])
+        self.assertEqual(202, resp.status)
+        resource = {"id": encryption_type['volume_type_id'],
+                    "type": "encryption-type"}
+        self.client.wait_for_resource_deletion(resource)
+        resp, deleted_encryption_type = self.client.get_encryption_type(
+            encryption_type['volume_type_id'])
+        self.assertEqual(200, resp.status)
+        self.assertEmpty(deleted_encryption_type)
diff --git a/tempest/services/volume/json/admin/volume_types_client.py b/tempest/services/volume/json/admin/volume_types_client.py
index c9c0582..65ecc67 100644
--- a/tempest/services/volume/json/admin/volume_types_client.py
+++ b/tempest/services/volume/json/admin/volume_types_client.py
@@ -18,6 +18,7 @@
 
 from tempest.common import rest_client
 from tempest import config
+from tempest import exceptions
 
 CONF = config.CONF
 
@@ -34,6 +35,26 @@
         self.build_interval = CONF.volume.build_interval
         self.build_timeout = CONF.volume.build_timeout
 
+    def is_resource_deleted(self, resource):
+        # to use this method self.resource must be defined to respective value
+        # Resource is a dictionary containing resource id and type
+        # Resource : {"id" : resource_id
+        #             "type": resource_type}
+        try:
+            if resource['type'] == "volume-type":
+                self.get_volume_type(resource['id'])
+            elif resource['type'] == "encryption-type":
+                resp, body = self.get_encryption_type(resource['id'])
+                assert 200 == resp.status
+                if not body:
+                    return True
+            else:
+                msg = (" resource value is either not defined or incorrect.")
+                raise exceptions.UnprocessableEntity(msg)
+        except exceptions.NotFound:
+            return True
+        return False
+
     def list_volume_types(self, params=None):
         """List all the volume_types created."""
         url = 'types'
@@ -150,3 +171,7 @@
         resp, body = self.post(url, post_body)
         body = json.loads(body)
         return resp, body['encryption']
+
+    def delete_encryption_type(self, vol_type_id):
+        """Delete the encryption type for the specified volume-type."""
+        return self.delete("/types/%s/encryption/provider" % str(vol_type_id))