diff --git a/tempest/api/baremetal/admin/test_api_discovery.py b/tempest/api/baremetal/admin/test_api_discovery.py
index 7368b3e..09788f2 100644
--- a/tempest/api/baremetal/admin/test_api_discovery.py
+++ b/tempest/api/baremetal/admin/test_api_discovery.py
@@ -19,10 +19,8 @@
 
     @test.attr(type='smoke')
     def test_api_versions(self):
-        resp, descr = self.client.get_api_description()
-        self.assertEqual('200', resp['status'])
+        _, descr = self.client.get_api_description()
         expected_versions = ('v1',)
-
         versions = [version['id'] for version in descr['versions']]
 
         for v in expected_versions:
@@ -30,16 +28,13 @@
 
     @test.attr(type='smoke')
     def test_default_version(self):
-        resp, descr = self.client.get_api_description()
-        self.assertEqual('200', resp['status'])
+        _, descr = self.client.get_api_description()
         default_version = descr['default_version']
-
         self.assertEqual(default_version['id'], 'v1')
 
     @test.attr(type='smoke')
     def test_version_1_resources(self):
-        resp, descr = self.client.get_version_description(version='v1')
-        self.assertEqual('200', resp['status'])
+        _, descr = self.client.get_version_description(version='v1')
         expected_resources = ('nodes', 'chassis',
                               'ports', 'links', 'media_types')
 
diff --git a/tempest/api/baremetal/admin/test_chassis.py b/tempest/api/baremetal/admin/test_chassis.py
index c306c34..254a969 100644
--- a/tempest/api/baremetal/admin/test_chassis.py
+++ b/tempest/api/baremetal/admin/test_chassis.py
@@ -35,8 +35,7 @@
     @test.attr(type='smoke')
     def test_create_chassis(self):
         descr = data_utils.rand_name('test-chassis-')
-        resp, chassis = self.create_chassis(description=descr)
-        self.assertEqual('201', resp['status'])
+        _, chassis = self.create_chassis(description=descr)
         self.assertEqual(chassis['description'], descr)
 
     @test.attr(type='smoke')
@@ -44,40 +43,35 @@
         # Use a unicode string for testing:
         # 'We ♡ OpenStack in Ukraine'
         descr = u'В Україні ♡ OpenStack!'
-        resp, chassis = self.create_chassis(description=descr)
-        self.assertEqual('201', resp['status'])
+        _, chassis = self.create_chassis(description=descr)
         self.assertEqual(chassis['description'], descr)
 
     @test.attr(type='smoke')
     def test_show_chassis(self):
-        resp, chassis = self.client.show_chassis(self.chassis['uuid'])
-        self.assertEqual('200', resp['status'])
+        _, chassis = self.client.show_chassis(self.chassis['uuid'])
         self._assertExpected(self.chassis, chassis)
 
     @test.attr(type="smoke")
     def test_list_chassis(self):
-        resp, body = self.client.list_chassis()
-        self.assertEqual('200', resp['status'])
+        _, body = self.client.list_chassis()
         self.assertIn(self.chassis['uuid'],
                       [i['uuid'] for i in body['chassis']])
 
     @test.attr(type='smoke')
     def test_delete_chassis(self):
-        resp, body = self.create_chassis()
+        _, body = self.create_chassis()
         uuid = body['uuid']
 
-        resp = self.delete_chassis(uuid)
-        self.assertEqual('204', resp['status'])
+        self.delete_chassis(uuid)
         self.assertRaises(exc.NotFound, self.client.show_chassis, uuid)
 
     @test.attr(type='smoke')
     def test_update_chassis(self):
-        resp, body = self.create_chassis()
+        _, body = self.create_chassis()
         uuid = body['uuid']
 
         new_description = data_utils.rand_name('new-description-')
-        resp, body = (self.client.update_chassis(uuid,
-                      description=new_description))
-        self.assertEqual('200', resp['status'])
-        resp, chassis = self.client.show_chassis(uuid)
+        _, body = (self.client.update_chassis(uuid,
+                   description=new_description))
+        _, chassis = self.client.show_chassis(uuid)
         self.assertEqual(chassis['description'], new_description)
diff --git a/tempest/api/baremetal/admin/test_drivers.py b/tempest/api/baremetal/admin/test_drivers.py
index 649886b..9e215dc 100644
--- a/tempest/api/baremetal/admin/test_drivers.py
+++ b/tempest/api/baremetal/admin/test_drivers.py
@@ -29,13 +29,11 @@
 
     @test.attr(type="smoke")
     def test_list_drivers(self):
-        resp, drivers = self.client.list_drivers()
-        self.assertEqual('200', resp['status'])
+        _, drivers = self.client.list_drivers()
         self.assertIn(self.driver_name,
                       [d['name'] for d in drivers['drivers']])
 
     @test.attr(type="smoke")
     def test_show_driver(self):
-        resp, driver = self.client.show_driver(self.driver_name)
-        self.assertEqual('200', resp['status'])
+        _, driver = self.client.show_driver(self.driver_name)
         self.assertEqual(self.driver_name, driver['name'])
diff --git a/tempest/api/baremetal/admin/test_nodes.py b/tempest/api/baremetal/admin/test_nodes.py
index fc67854..43ea1e6 100644
--- a/tempest/api/baremetal/admin/test_nodes.py
+++ b/tempest/api/baremetal/admin/test_nodes.py
@@ -40,30 +40,25 @@
                   'storage': '10240',
                   'memory': '1024'}
 
-        resp, body = self.create_node(self.chassis['uuid'], **params)
-        self.assertEqual('201', resp['status'])
+        _, body = self.create_node(self.chassis['uuid'], **params)
         self._assertExpected(params, body['properties'])
 
     @test.attr(type='smoke')
     def test_delete_node(self):
-        resp, node = self.create_node(self.chassis['uuid'])
-        self.assertEqual('201', resp['status'])
+        _, node = self.create_node(self.chassis['uuid'])
 
-        resp = self.delete_node(node['uuid'])
+        self.delete_node(node['uuid'])
 
-        self.assertEqual(resp['status'], '204')
         self.assertRaises(exc.NotFound, self.client.show_node, node['uuid'])
 
     @test.attr(type='smoke')
     def test_show_node(self):
-        resp, loaded_node = self.client.show_node(self.node['uuid'])
-        self.assertEqual('200', resp['status'])
+        _, loaded_node = self.client.show_node(self.node['uuid'])
         self._assertExpected(self.node, loaded_node)
 
     @test.attr(type='smoke')
     def test_list_nodes(self):
-        resp, body = self.client.list_nodes()
-        self.assertEqual('200', resp['status'])
+        _, body = self.client.list_nodes()
         self.assertIn(self.node['uuid'],
                       [i['uuid'] for i in body['nodes']])
 
@@ -74,24 +69,20 @@
                  'storage': '10',
                  'memory': '128'}
 
-        resp, node = self.create_node(self.chassis['uuid'], **props)
-        self.assertEqual('201', resp['status'])
+        _, node = self.create_node(self.chassis['uuid'], **props)
 
         new_p = {'cpu_arch': 'x86',
                  'cpu_num': '1',
                  'storage': '10000',
                  'memory': '12300'}
 
-        resp, body = self.client.update_node(node['uuid'], properties=new_p)
-        self.assertEqual('200', resp['status'])
-        resp, node = self.client.show_node(node['uuid'])
-        self.assertEqual('200', resp['status'])
+        _, body = self.client.update_node(node['uuid'], properties=new_p)
+        _, node = self.client.show_node(node['uuid'])
         self._assertExpected(new_p, node['properties'])
 
     @test.attr(type='smoke')
     def test_validate_driver_interface(self):
-        resp, body = self.client.validate_driver_interface(self.node['uuid'])
-        self.assertEqual('200', resp['status'])
+        _, body = self.client.validate_driver_interface(self.node['uuid'])
         core_interfaces = ['power', 'deploy']
         for interface in core_interfaces:
             self.assertIn(interface, body)
diff --git a/tempest/api/baremetal/admin/test_nodestates.py b/tempest/api/baremetal/admin/test_nodestates.py
index f24f490..76f47f9 100644
--- a/tempest/api/baremetal/admin/test_nodestates.py
+++ b/tempest/api/baremetal/admin/test_nodestates.py
@@ -24,8 +24,8 @@
     @classmethod
     def setUpClass(cls):
         super(TestNodeStates, cls).setUpClass()
-        resp, cls.chassis = cls.create_chassis()
-        resp, cls.node = cls.create_node(cls.chassis['uuid'])
+        _, cls.chassis = cls.create_chassis()
+        _, cls.node = cls.create_node(cls.chassis['uuid'])
 
     def _validate_power_state(self, node_uuid, power_state):
         # Validate that power state is set within timeout
@@ -34,8 +34,7 @@
         start = timeutils.utcnow()
         while timeutils.delta_seconds(
                 start, timeutils.utcnow()) < self.power_timeout:
-            resp, node = self.client.show_node(node_uuid)
-            self.assertEqual(200, resp.status)
+            _, node = self.client.show_node(node_uuid)
             if node['power_state'] == power_state:
                 return
         message = ('Failed to set power state within '
@@ -44,20 +43,16 @@
 
     @test.attr(type='smoke')
     def test_list_nodestates(self):
-        resp, nodestates = self.client.list_nodestates(self.node['uuid'])
-        self.assertEqual('200', resp['status'])
+        _, nodestates = self.client.list_nodestates(self.node['uuid'])
         for key in nodestates:
             self.assertEqual(nodestates[key], self.node[key])
 
     @test.attr(type='smoke')
     def test_set_node_power_state(self):
-        resp, node = self.create_node(self.chassis['uuid'])
-        self.assertEqual('201', resp['status'])
+        _, node = self.create_node(self.chassis['uuid'])
         states = ["power on", "rebooting", "power off"]
         for state in states:
             # Set power state
-            resp, _ = self.client.set_node_power_state(node['uuid'],
-                                                       state)
-            self.assertEqual('202', resp['status'])
+            self.client.set_node_power_state(node['uuid'], state)
             # Check power state after state is set
             self._validate_power_state(node['uuid'], state)
diff --git a/tempest/api/baremetal/admin/test_ports.py b/tempest/api/baremetal/admin/test_ports.py
index d4adba9..b3f9b7f 100644
--- a/tempest/api/baremetal/admin/test_ports.py
+++ b/tempest/api/baremetal/admin/test_ports.py
@@ -39,12 +39,10 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual(201, resp.status)
+        _, port = self.create_port(node_id=node_id, address=address)
 
-        resp, body = self.client.show_port(port['uuid'])
+        _, body = self.client.show_port(port['uuid'])
 
-        self.assertEqual(200, resp.status)
         self._assertExpected(port, body)
 
     @test.attr(type='smoke')
@@ -53,12 +51,10 @@
         address = data_utils.rand_mac_address()
         uuid = data_utils.rand_uuid()
 
-        resp, port = self.create_port(node_id=node_id,
-                                      address=address, uuid=uuid)
-        self.assertEqual(201, resp.status)
+        _, port = self.create_port(node_id=node_id,
+                                   address=address, uuid=uuid)
 
-        resp, body = self.client.show_port(uuid)
-        self.assertEqual(200, resp.status)
+        _, body = self.client.show_port(uuid)
         self._assertExpected(port, body)
 
     @test.attr(type='smoke')
@@ -67,44 +63,37 @@
         address = data_utils.rand_mac_address()
         extra = {'key': 'value'}
 
-        resp, port = self.create_port(node_id=node_id, address=address,
-                                      extra=extra)
-        self.assertEqual(201, resp.status)
+        _, port = self.create_port(node_id=node_id, address=address,
+                                   extra=extra)
 
-        resp, body = self.client.show_port(port['uuid'])
-        self.assertEqual(200, resp.status)
+        _, body = self.client.show_port(port['uuid'])
         self._assertExpected(port, body)
 
     @test.attr(type='smoke')
     def test_delete_port(self):
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual(201, resp.status)
+        _, port = self.create_port(node_id=node_id, address=address)
 
-        resp = self.delete_port(port['uuid'])
+        self.delete_port(port['uuid'])
 
-        self.assertEqual(204, resp.status)
         self.assertRaises(exc.NotFound, self.client.show_port, port['uuid'])
 
     @test.attr(type='smoke')
     def test_show_port(self):
-        resp, port = self.client.show_port(self.port['uuid'])
-        self.assertEqual(200, resp.status)
+        _, port = self.client.show_port(self.port['uuid'])
         self._assertExpected(self.port, port)
 
     @test.attr(type='smoke')
     def test_show_port_with_links(self):
-        resp, port = self.client.show_port(self.port['uuid'])
-        self.assertEqual(200, resp.status)
+        _, port = self.client.show_port(self.port['uuid'])
         self.assertIn('links', port.keys())
         self.assertEqual(2, len(port['links']))
         self.assertIn(port['uuid'], port['links'][0]['href'])
 
     @test.attr(type='smoke')
     def test_list_ports(self):
-        resp, body = self.client.list_ports()
-        self.assertEqual(200, resp.status)
+        _, body = self.client.list_ports()
         self.assertIn(self.port['uuid'],
                       [i['uuid'] for i in body['ports']])
         # Verify self links.
@@ -114,8 +103,7 @@
 
     @test.attr(type='smoke')
     def test_list_with_limit(self):
-        resp, body = self.client.list_ports(limit=3)
-        self.assertEqual(200, resp.status)
+        _, body = self.client.list_ports(limit=3)
 
         next_marker = body['ports'][-1]['uuid']
         self.assertIn(next_marker, body['next'])
@@ -128,8 +116,7 @@
                              address=data_utils.rand_mac_address())
             [1]['uuid'] for i in range(0, 5)]
 
-        resp, body = self.client.list_ports_detail()
-        self.assertEqual(200, resp.status)
+        _, body = self.client.list_ports_detail()
 
         ports_dict = dict((port['uuid'], port) for port in body['ports']
                           if port['uuid'] in uuids)
@@ -153,8 +140,7 @@
             self.create_port(node_id=node_id,
                              address=data_utils.rand_mac_address())
 
-        resp, body = self.client.list_ports_detail(address=address)
-        self.assertEqual(200, resp.status)
+        _, body = self.client.list_ports_detail(address=address)
         self.assertEqual(1, len(body['ports']))
         self.assertEqual(address, body['ports'][0]['address'])
 
@@ -164,9 +150,8 @@
         address = data_utils.rand_mac_address()
         extra = {'key1': 'value1', 'key2': 'value2', 'key3': 'value3'}
 
-        resp, port = self.create_port(node_id=node_id, address=address,
-                                      extra=extra)
-        self.assertEqual(201, resp.status)
+        _, port = self.create_port(node_id=node_id, address=address,
+                                   extra=extra)
 
         new_address = data_utils.rand_mac_address()
         new_extra = {'key1': 'new-value1', 'key2': 'new-value2',
@@ -185,11 +170,9 @@
                   'op': 'replace',
                   'value': new_extra['key3']}]
 
-        resp, _ = self.client.update_port(port['uuid'], patch)
-        self.assertEqual(200, resp.status)
+        self.client.update_port(port['uuid'], patch)
 
-        resp, body = self.client.show_port(port['uuid'])
-        self.assertEqual(200, resp.status)
+        _, body = self.client.show_port(port['uuid'])
         self.assertEqual(new_address, body['address'])
         self.assertEqual(new_extra, body['extra'])
 
@@ -199,26 +182,21 @@
         address = data_utils.rand_mac_address()
         extra = {'key1': 'value1', 'key2': 'value2', 'key3': 'value3'}
 
-        resp, port = self.create_port(node_id=node_id, address=address,
-                                      extra=extra)
-        self.assertEqual(201, resp.status)
+        _, port = self.create_port(node_id=node_id, address=address,
+                                   extra=extra)
 
         # Removing one item from the collection
-        resp, _ = self.client.update_port(port['uuid'],
-                                          [{'path': '/extra/key2',
-                                           'op': 'remove'}])
-        self.assertEqual(200, resp.status)
+        self.client.update_port(port['uuid'],
+                                [{'path': '/extra/key2',
+                                 'op': 'remove'}])
         extra.pop('key2')
-        resp, body = self.client.show_port(port['uuid'])
-        self.assertEqual(200, resp.status)
+        _, body = self.client.show_port(port['uuid'])
         self.assertEqual(extra, body['extra'])
 
         # Removing the collection
-        resp, _ = self.client.update_port(port['uuid'], [{'path': '/extra',
-                                                         'op': 'remove'}])
-        self.assertEqual(200, resp.status)
-        resp, body = self.client.show_port(port['uuid'])
-        self.assertEqual(200, resp.status)
+        self.client.update_port(port['uuid'], [{'path': '/extra',
+                                               'op': 'remove'}])
+        _, body = self.client.show_port(port['uuid'])
         self.assertEqual({}, body['extra'])
 
         # Assert nothing else was changed
@@ -230,8 +208,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual(201, resp.status)
+        _, port = self.create_port(node_id=node_id, address=address)
 
         extra = {'key1': 'value1', 'key2': 'value2'}
 
@@ -242,11 +219,9 @@
                   'op': 'add',
                   'value': extra['key2']}]
 
-        resp, _ = self.client.update_port(port['uuid'], patch)
-        self.assertEqual(200, resp.status)
+        self.client.update_port(port['uuid'], patch)
 
-        resp, body = self.client.show_port(port['uuid'])
-        self.assertEqual(200, resp.status)
+        _, body = self.client.show_port(port['uuid'])
         self.assertEqual(extra, body['extra'])
 
     @test.attr(type='smoke')
@@ -255,9 +230,8 @@
         address = data_utils.rand_mac_address()
         extra = {'key1': 'value1', 'key2': 'value2'}
 
-        resp, port = self.create_port(node_id=node_id, address=address,
-                                      extra=extra)
-        self.assertEqual(201, resp.status)
+        _, port = self.create_port(node_id=node_id, address=address,
+                                   extra=extra)
 
         new_address = data_utils.rand_mac_address()
         new_extra = {'key1': 'new-value1', 'key3': 'new-value3'}
@@ -274,10 +248,8 @@
                   'op': 'add',
                   'value': new_extra['key3']}]
 
-        resp, _ = self.client.update_port(port['uuid'], patch)
-        self.assertEqual(200, resp.status)
+        self.client.update_port(port['uuid'], patch)
 
-        resp, body = self.client.show_port(port['uuid'])
-        self.assertEqual(200, resp.status)
+        _, body = self.client.show_port(port['uuid'])
         self.assertEqual(new_address, body['address'])
         self.assertEqual(new_extra, body['extra'])
diff --git a/tempest/api/baremetal/admin/test_ports_negative.py b/tempest/api/baremetal/admin/test_ports_negative.py
index 7646677..ead3799 100644
--- a/tempest/api/baremetal/admin/test_ports_negative.py
+++ b/tempest/api/baremetal/admin/test_ports_negative.py
@@ -22,11 +22,8 @@
     def setUp(self):
         super(TestPortsNegative, self).setUp()
 
-        resp, self.chassis = self.create_chassis()
-        self.assertEqual('201', resp['status'])
-
-        resp, self.node = self.create_node(self.chassis['uuid'])
-        self.assertEqual('201', resp['status'])
+        _, self.chassis = self.create_chassis()
+        _, self.node = self.create_node(self.chassis['uuid'])
 
     @test.attr(type=['negative', 'smoke'])
     def test_create_port_malformed_mac(self):
@@ -137,13 +134,11 @@
         address = data_utils.rand_mac_address()
         extra = {'key': 'value'}
 
-        resp, port = self.create_port(node_id=node_id, address=address,
-                                      extra=extra)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address,
+                                   extra=extra)
         port_id = port['uuid']
 
-        resp, body = self.client.delete_port(port_id)
-        self.assertEqual('204', resp['status'])
+        _, body = self.client.delete_port(port_id)
 
         patch = [{'path': '/extra/key',
                   'op': 'replace',
@@ -169,8 +164,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         self.assertRaises(exc.BadRequest, self.client.update_port, port_id,
@@ -182,8 +176,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         self.assertRaises(exc.BadRequest, self.client.update_port, port_id,
@@ -196,8 +189,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         self.assertRaises(exc.BadRequest, self.client.update_port, port_id,
@@ -209,8 +201,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         patch = [{'path': '/node_uuid',
@@ -225,11 +216,9 @@
         address1 = data_utils.rand_mac_address()
         address2 = data_utils.rand_mac_address()
 
-        resp, port1 = self.create_port(node_id=node_id, address=address1)
-        self.assertEqual('201', resp['status'])
+        _, port1 = self.create_port(node_id=node_id, address=address1)
 
-        resp, port2 = self.create_port(node_id=node_id, address=address2)
-        self.assertEqual('201', resp['status'])
+        _, port2 = self.create_port(node_id=node_id, address=address2)
         port_id = port2['uuid']
 
         patch = [{'path': '/address',
@@ -243,8 +232,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         patch = [{'path': '/node_uuid',
@@ -258,8 +246,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         patch = [{'path': '/address',
@@ -275,9 +262,8 @@
         address = data_utils.rand_mac_address()
         extra = {'key': 'value'}
 
-        resp, port = self.create_port(node_id=node_id, address=address,
-                                      extra=extra)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address,
+                                   extra=extra)
         port_id = port['uuid']
 
         patch = [{'path': '/extra/key',
@@ -291,8 +277,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         patch = [{'path': '/extra',
@@ -307,8 +292,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         patch = [{'path': '/nonexistent', ' op': 'replace', 'value': 'value'}]
@@ -321,8 +305,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         self.assertRaises(exc.BadRequest, self.client.update_port, port_id,
@@ -333,8 +316,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         self.assertRaises(exc.BadRequest, self.client.update_port, port_id,
@@ -345,8 +327,7 @@
         node_id = self.node['uuid']
         address = data_utils.rand_mac_address()
 
-        resp, port = self.create_port(node_id=node_id, address=address)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address)
         port_id = port['uuid']
 
         self.assertRaises(exc.BadRequest, self.client.update_port, port_id,
@@ -366,9 +347,8 @@
         address = data_utils.rand_mac_address()
         extra = {'key1': 'value1', 'key2': 'value2'}
 
-        resp, port = self.create_port(node_id=node_id, address=address,
-                                      extra=extra)
-        self.assertEqual('201', resp['status'])
+        _, port = self.create_port(node_id=node_id, address=address,
+                                   extra=extra)
         port_id = port['uuid']
 
         new_address = data_utils.rand_mac_address()
@@ -393,7 +373,6 @@
                           patch)
 
         # patch should not be applied
-        resp, body = self.client.show_port(port_id)
-        self.assertEqual(200, resp.status)
+        _, body = self.client.show_port(port_id)
         self.assertEqual(address, body['address'])
         self.assertEqual(extra, body['extra'])
diff --git a/tempest/services/baremetal/base.py b/tempest/services/baremetal/base.py
index f98ecff..0b97f74 100644
--- a/tempest/services/baremetal/base.py
+++ b/tempest/services/baremetal/base.py
@@ -119,6 +119,7 @@
             uri += "?%s" % urllib.urlencode(kwargs)
 
         resp, body = self.get(uri)
+        self.expected_success(200, resp['status'])
 
         return resp, self.deserialize(body)
 
@@ -135,6 +136,7 @@
         else:
             uri = self._get_uri(resource, uuid=uuid, permanent=permanent)
         resp, body = self.get(uri)
+        self.expected_success(200, resp['status'])
 
         return resp, self.deserialize(body)
 
@@ -153,6 +155,7 @@
         uri = self._get_uri(resource)
 
         resp, body = self.post(uri, body=body)
+        self.expected_success(201, resp['status'])
 
         return resp, self.deserialize(body)
 
@@ -168,6 +171,7 @@
         uri = self._get_uri(resource, uuid)
 
         resp, body = self.delete(uri)
+        self.expected_success(204, resp['status'])
         return resp, body
 
     def _patch_request(self, resource, uuid, patch_object):
@@ -184,6 +188,7 @@
         patch_body = json.dumps(patch_object)
 
         resp, body = self.patch(uri, body=patch_body)
+        self.expected_success(200, resp['status'])
         return resp, self.deserialize(body)
 
     @handle_errors
@@ -212,4 +217,5 @@
         put_body = json.dumps(put_object)
 
         resp, body = self.put(uri, body=put_body)
+        self.expected_success(202, resp['status'])
         return resp, body