diff --git a/tempest/api/compute/admin/test_servers.py b/tempest/api/compute/admin/test_servers.py
index 1f2ddf4..49af645 100644
--- a/tempest/api/compute/admin/test_servers.py
+++ b/tempest/api/compute/admin/test_servers.py
@@ -14,7 +14,6 @@
 
 from tempest.api.compute import base
 from tempest.common.utils import data_utils
-from tempest import exceptions
 from tempest import test
 
 
@@ -44,16 +43,6 @@
                                               wait_until='ACTIVE')
         cls.s2_id = server['id']
 
-    def _get_unused_flavor_id(self):
-        flavor_id = data_utils.rand_int_id(start=1000)
-        while True:
-            try:
-                resp, body = self.flavors_client.get_flavor_details(flavor_id)
-            except exceptions.NotFound:
-                break
-            flavor_id = data_utils.rand_int_id(start=1000)
-        return flavor_id
-
     @test.attr(type='gate')
     def test_list_servers_by_admin(self):
         # Listing servers by admin user returns empty list by default
diff --git a/tempest/api/compute/v3/admin/test_servers.py b/tempest/api/compute/v3/admin/test_servers.py
index 579a535..366cfc6 100644
--- a/tempest/api/compute/v3/admin/test_servers.py
+++ b/tempest/api/compute/v3/admin/test_servers.py
@@ -14,7 +14,6 @@
 
 from tempest.api.compute import base
 from tempest.common.utils import data_utils
-from tempest import exceptions
 from tempest import test
 
 
@@ -44,16 +43,6 @@
                                               wait_until='ACTIVE')
         cls.s2_id = server['id']
 
-    def _get_unused_flavor_id(self):
-        flavor_id = data_utils.rand_int_id(start=1000)
-        while True:
-            try:
-                resp, body = self.flavors_client.get_flavor_details(flavor_id)
-            except exceptions.NotFound:
-                break
-            flavor_id = data_utils.rand_int_id(start=1000)
-        return flavor_id
-
     @test.attr(type='gate')
     def test_list_servers_by_admin(self):
         # Listing servers by admin user returns empty list by default
diff --git a/tempest/api/network/test_ports.py b/tempest/api/network/test_ports.py
index 66dcaa5..bda5b2b 100644
--- a/tempest/api/network/test_ports.py
+++ b/tempest/api/network/test_ports.py
@@ -182,15 +182,31 @@
 
     @test.attr(type='smoke')
     def test_list_ports_binding_ext_attr(self):
-        resp, body = self.admin_client.list_ports(
-            **{'tenant_id': self.tenant['id']})
+        # Create a new port
+        post_body = {"network_id": self.network['id']}
+        resp, body = self.admin_client.create_port(**post_body)
+        self.assertEqual('201', resp['status'])
+        port = body['port']
+        self.addCleanup(self.admin_client.delete_port, port['id'])
+
+        # Update the port's binding attributes so that is now 'bound'
+        # to a host
+        update_body = {"binding:host_id": self.host_id}
+        resp, _ = self.admin_client.update_port(port['id'], **update_body)
+        self.assertEqual('200', resp['status'])
+
+        # List all ports, ensure new port is part of list and its binding
+        # attributes are set and accurate
+        resp, body = self.admin_client.list_ports()
         self.assertEqual('200', resp['status'])
         ports_list = body['ports']
-        for port in ports_list:
-            vif_type = port['binding:vif_type']
-            self.assertIsNotNone(vif_type)
-            vif_details = port['binding:vif_details']['port_filter']
-            self.assertIsNotNone(vif_details)
+        pids_list = [p['id'] for p in ports_list]
+        self.assertIn(port['id'], pids_list)
+        listed_port = [p for p in ports_list if p['id'] == port['id']]
+        self.assertEqual(1, len(listed_port),
+                         'Multiple ports listed with id %s in ports listing: '
+                         '%s' % (port['id'], ports_list))
+        self.assertEqual(self.host_id, listed_port[0]['binding:host_id'])
 
     @test.attr(type='smoke')
     def test_show_port_binding_ext_attr(self):
diff --git a/tempest/api/object_storage/test_object_formpost.py b/tempest/api/object_storage/test_object_formpost.py
index e0d15ac..81db252 100644
--- a/tempest/api/object_storage/test_object_formpost.py
+++ b/tempest/api/object_storage/test_object_formpost.py
@@ -39,6 +39,18 @@
         cls.metadata = {'Temp-URL-Key': cls.key}
         cls.account_client.create_account_metadata(metadata=cls.metadata)
 
+    def setUp(self):
+        super(ObjectFormPostTest, self).setUp()
+
+        # make sure the metadata has been set
+        account_client_metadata, _ = \
+            self.account_client.list_account_metadata()
+        self.assertIn('x-account-meta-temp-url-key',
+                      account_client_metadata)
+        self.assertEqual(
+            account_client_metadata['x-account-meta-temp-url-key'],
+            self.key)
+
     @classmethod
     def tearDownClass(cls):
         cls.account_client.delete_account_metadata(metadata=cls.metadata)
@@ -100,13 +112,9 @@
         headers = {'Content-Type': content_type,
                    'Content-Length': str(len(body))}
 
-        url = "%s/%s/%s" % (self.container_client.base_url,
-                            self.container_name,
-                            self.object_name)
+        url = "%s/%s" % (self.container_name, self.object_name)
 
-        # Use a raw request, otherwise authentication headers are used
-        resp, body = self.object_client.http_obj.request(url, "POST",
-                                                         body, headers=headers)
+        resp, body = self.object_client.post(url, body, headers=headers)
         self.assertIn(int(resp['status']), test.HTTP_SUCCESS)
         self.assertHeaders(resp, "Object", "POST")
 
diff --git a/tempest/api/object_storage/test_object_formpost_negative.py b/tempest/api/object_storage/test_object_formpost_negative.py
index a52c248..fe0c994 100644
--- a/tempest/api/object_storage/test_object_formpost_negative.py
+++ b/tempest/api/object_storage/test_object_formpost_negative.py
@@ -20,6 +20,7 @@
 
 from tempest.api.object_storage import base
 from tempest.common.utils import data_utils
+from tempest import exceptions
 from tempest import test
 
 
@@ -38,6 +39,18 @@
         cls.metadata = {'Temp-URL-Key': cls.key}
         cls.account_client.create_account_metadata(metadata=cls.metadata)
 
+    def setUp(self):
+        super(ObjectFormPostNegativeTest, self).setUp()
+
+        # make sure the metadata has been set
+        account_client_metadata, _ = \
+            self.account_client.list_account_metadata()
+        self.assertIn('x-account-meta-temp-url-key',
+                      account_client_metadata)
+        self.assertEqual(
+            account_client_metadata['x-account-meta-temp-url-key'],
+            self.key)
+
     @classmethod
     def tearDownClass(cls):
         cls.account_client.delete_account_metadata(metadata=cls.metadata)
@@ -100,12 +113,25 @@
         headers = {'Content-Type': content_type,
                    'Content-Length': str(len(body))}
 
-        url = "%s/%s/%s" % (self.container_client.base_url,
-                            self.container_name,
-                            self.object_name)
+        url = "%s/%s" % (self.container_name, self.object_name)
+        exc = self.assertRaises(
+            exceptions.Unauthorized,
+            self.object_client.post,
+            url, body, headers=headers)
+        self.assertIn('FormPost: Form Expired', str(exc))
 
-        # Use a raw request, otherwise authentication headers are used
-        resp, body = self.object_client.http_obj.request(url, "POST",
-                                                         body, headers=headers)
-        self.assertEqual(int(resp['status']), 401)
-        self.assertIn('FormPost: Form Expired', body)
+    @test.requires_ext(extension='formpost', service='object')
+    @test.attr(type='gate')
+    def test_post_object_using_form_invalid_signature(self):
+        self.key = "Wrong"
+        body, content_type = self.get_multipart_form()
+
+        headers = {'Content-Type': content_type,
+                   'Content-Length': str(len(body))}
+
+        url = "%s/%s" % (self.container_name, self.object_name)
+        exc = self.assertRaises(
+            exceptions.Unauthorized,
+            self.object_client.post,
+            url, body, headers=headers)
+        self.assertIn('FormPost: Invalid Signature', str(exc))
diff --git a/tempest/api/orchestration/stacks/templates/cfn_init_signal.yaml b/tempest/api/orchestration/stacks/templates/cfn_init_signal.yaml
index 23ad06f..fa5345e 100644
--- a/tempest/api/orchestration/stacks/templates/cfn_init_signal.yaml
+++ b/tempest/api/orchestration/stacks/templates/cfn_init_signal.yaml
@@ -11,6 +11,8 @@
     Type: String
   network:
     Type: String
+  timeout:
+    Type: Number
 Resources:
   CfnUser:
     Type: AWS::IAM::User
@@ -68,7 +70,7 @@
     DependsOn: SmokeServer
     Properties:
       Handle: {Ref: WaitHandle}
-      Timeout: '600'
+      Timeout: {Ref: timeout}
 Outputs:
   WaitConditionStatus:
     Description: Contents of /tmp/smoke-status on SmokeServer
diff --git a/tempest/api/orchestration/stacks/templates/neutron_basic.yaml b/tempest/api/orchestration/stacks/templates/neutron_basic.yaml
index 9d90e31..275d040 100644
--- a/tempest/api/orchestration/stacks/templates/neutron_basic.yaml
+++ b/tempest/api/orchestration/stacks/templates/neutron_basic.yaml
@@ -12,6 +12,8 @@
     type: string
   ExternalNetworkId:
     type: string
+  timeout:
+    type: number
 resources:
   Network:
     type: OS::Neutron::Net
@@ -41,15 +43,16 @@
       router_id: {get_param: ExternalRouterId}
       subnet_id: {get_resource: Subnet}
   Server:
-    type: AWS::EC2::Instance
+    type: OS::Nova::Server
     metadata:
       Name: SmokeServerNeutron
     properties:
-      ImageId: {get_param: ImageId}
-      InstanceType: {get_param: InstanceType}
-      KeyName: {get_param: KeyName}
-      SubnetId: {get_resource: Subnet}
-      UserData:
+      image: {get_param: ImageId}
+      flavor: {get_param: InstanceType}
+      key_name: {get_param: KeyName}
+      networks:
+      - network: {get_resource: Network}
+      user_data:
         str_replace:
           template: |
             #!/bin/bash -v
@@ -65,4 +68,4 @@
     depends_on: Server
     properties:
       Handle: {get_resource: WaitHandleNeutron}
-      Timeout: '600'
+      Timeout: {get_param: timeout}
diff --git a/tempest/api/orchestration/stacks/test_neutron_resources.py b/tempest/api/orchestration/stacks/test_neutron_resources.py
index 83470be..b96f6ce 100644
--- a/tempest/api/orchestration/stacks/test_neutron_resources.py
+++ b/tempest/api/orchestration/stacks/test_neutron_resources.py
@@ -53,7 +53,8 @@
                 'InstanceType': CONF.orchestration.instance_type,
                 'ImageId': CONF.orchestration.image_ref,
                 'ExternalRouterId': cls.external_router_id,
-                'ExternalNetworkId': cls.external_network_id
+                'ExternalNetworkId': cls.external_network_id,
+                'timeout': CONF.orchestration.build_timeout
             })
         cls.stack_id = cls.stack_identifier.split('/')[1]
         try:
@@ -90,7 +91,7 @@
         resources = [('Network', 'OS::Neutron::Net'),
                      ('Subnet', 'OS::Neutron::Subnet'),
                      ('RouterInterface', 'OS::Neutron::RouterInterface'),
-                     ('Server', 'AWS::EC2::Instance')]
+                     ('Server', 'OS::Nova::Server')]
         for resource_name, resource_type in resources:
             resource = self.test_resources.get(resource_name, None)
             self.assertIsInstance(resource, dict)
diff --git a/tempest/api/orchestration/stacks/test_server_cfn_init.py b/tempest/api/orchestration/stacks/test_server_cfn_init.py
index 3f29269..cb5d941 100644
--- a/tempest/api/orchestration/stacks/test_server_cfn_init.py
+++ b/tempest/api/orchestration/stacks/test_server_cfn_init.py
@@ -50,7 +50,8 @@
                 'key_name': keypair_name,
                 'flavor': CONF.orchestration.instance_type,
                 'image': CONF.orchestration.image_ref,
-                'network': cls._get_default_network()['id']
+                'network': cls._get_default_network()['id'],
+                'timeout': CONF.orchestration.build_timeout
             })
 
     @test.attr(type='slow')
diff --git a/tempest/api_schema/compute/v2/agents.py b/tempest/api_schema/compute/v2/agents.py
new file mode 100644
index 0000000..837731f
--- /dev/null
+++ b/tempest/api_schema/compute/v2/agents.py
@@ -0,0 +1,17 @@
+# Copyright 2014 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.
+
+delete_agent = {
+    'status_code': [200]
+}
diff --git a/tempest/api_schema/compute/v3/agents.py b/tempest/api_schema/compute/v3/agents.py
new file mode 100644
index 0000000..63d1c46
--- /dev/null
+++ b/tempest/api_schema/compute/v3/agents.py
@@ -0,0 +1,17 @@
+# Copyright 2014 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.
+
+delete_agent = {
+    'status_code': [204]
+}
diff --git a/tempest/common/rest_client.py b/tempest/common/rest_client.py
index 0d32f41..8c07d4f 100644
--- a/tempest/common/rest_client.py
+++ b/tempest/common/rest_client.py
@@ -490,7 +490,7 @@
             raise exceptions.InvalidContentType(str(resp.status))
 
         if resp.status == 401 or resp.status == 403:
-            raise exceptions.Unauthorized()
+            raise exceptions.Unauthorized(resp_body)
 
         if resp.status == 404:
             raise exceptions.NotFound(resp_body)
diff --git a/tempest/scenario/manager.py b/tempest/scenario/manager.py
index 5895c37..1e7ddb1 100644
--- a/tempest/scenario/manager.py
+++ b/tempest/scenario/manager.py
@@ -19,7 +19,6 @@
 import six
 import subprocess
 
-from ironicclient import exc as ironic_exceptions
 import netaddr
 from neutronclient.common import exceptions as exc
 from novaclient import exceptions as nova_exceptions
@@ -490,6 +489,8 @@
 
     def wait_node(self, instance_id):
         """Waits for a node to be associated with instance_id."""
+        from ironicclient import exc as ironic_exceptions
+
         def _get_node():
             node = None
             try:
diff --git a/tempest/services/compute/json/agents_client.py b/tempest/services/compute/json/agents_client.py
index 1edd1e9..19821e7 100644
--- a/tempest/services/compute/json/agents_client.py
+++ b/tempest/services/compute/json/agents_client.py
@@ -15,6 +15,7 @@
 import json
 import urllib
 
+from tempest.api_schema.compute.v2 import agents as schema
 from tempest.common import rest_client
 from tempest import config
 
@@ -46,7 +47,9 @@
 
     def delete_agent(self, agent_id):
         """Delete an existing agent build."""
-        return self.delete('os-agents/%s' % str(agent_id))
+        resp, body = self.delete("os-agents/%s" % str(agent_id))
+        self.validate_response(schema.delete_agent, resp, body)
+        return resp, body
 
     def update_agent(self, agent_id, **kwargs):
         """Update an agent build."""
diff --git a/tempest/services/compute/v3/json/agents_client.py b/tempest/services/compute/v3/json/agents_client.py
index 6893af2..e1c286c 100644
--- a/tempest/services/compute/v3/json/agents_client.py
+++ b/tempest/services/compute/v3/json/agents_client.py
@@ -15,6 +15,7 @@
 import json
 import urllib
 
+from tempest.api_schema.compute.v3 import agents as schema
 from tempest.common import rest_client
 from tempest import config
 
@@ -43,7 +44,9 @@
 
     def delete_agent(self, agent_id):
         """Delete an existing agent build."""
-        return self.delete('os-agents/%s' % str(agent_id))
+        resp, body = self.delete("os-agents/%s" % str(agent_id))
+        self.validate_response(schema.delete_agent, resp, body)
+        return resp, body
 
     def update_agent(self, agent_id, **kwargs):
         """Update an agent build."""
diff --git a/tempest/services/compute/xml/aggregates_client.py b/tempest/services/compute/xml/aggregates_client.py
index b5f7678..9c2d4aa 100644
--- a/tempest/services/compute/xml/aggregates_client.py
+++ b/tempest/services/compute/xml/aggregates_client.py
@@ -61,9 +61,11 @@
 
     def create_aggregate(self, name, availability_zone=None):
         """Creates a new aggregate."""
-        post_body = xml_utils.Element("aggregate",
-                                      name=name,
-                                      availability_zone=availability_zone)
+        if availability_zone is not None:
+            post_body = xml_utils.Element("aggregate", name=name,
+                                          availability_zone=availability_zone)
+        else:
+            post_body = xml_utils.Element("aggregate", name=name)
         resp, body = self.post('os-aggregates',
                                str(xml_utils.Document(post_body)))
         aggregate = self._format_aggregate(etree.fromstring(body))
@@ -71,9 +73,11 @@
 
     def update_aggregate(self, aggregate_id, name, availability_zone=None):
         """Update a aggregate."""
-        put_body = xml_utils.Element("aggregate",
-                                     name=name,
-                                     availability_zone=availability_zone)
+        if availability_zone is not None:
+            put_body = xml_utils.Element("aggregate", name=name,
+                                         availability_zone=availability_zone)
+        else:
+            put_body = xml_utils.Element("aggregate", name=name)
         resp, body = self.put('os-aggregates/%s' % str(aggregate_id),
                               str(xml_utils.Document(put_body)))
         aggregate = self._format_aggregate(etree.fromstring(body))