diff --git a/releasenotes/notes/add-show-default-quotas-api-to-network-quotas-client-3a7c1159af9e56ff.yaml b/releasenotes/notes/add-show-default-quotas-api-to-network-quotas-client-3a7c1159af9e56ff.yaml
new file mode 100644
index 0000000..6efe7e6
--- /dev/null
+++ b/releasenotes/notes/add-show-default-quotas-api-to-network-quotas-client-3a7c1159af9e56ff.yaml
@@ -0,0 +1,6 @@
+---
+features:
+  - |
+    Add show default quotas API to network quotas_client library.
+    This feature enables the possibility to show default network quotas for
+    a specified project.
diff --git a/tempest/api/compute/admin/test_networks.py b/tempest/api/compute/admin/test_networks.py
index acb0d90..87ce39d 100644
--- a/tempest/api/compute/admin/test_networks.py
+++ b/tempest/api/compute/admin/test_networks.py
@@ -24,7 +24,7 @@
     """Tests Nova Networks API that usually requires admin privileges.
 
     API docs:
-    http://developer.openstack.org/api-ref-compute-v2-ext.html#ext-os-networks
+    https://developer.openstack.org/api-ref/compute/#networks-os-networks-deprecated
     """
 
     @classmethod
diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index 83fabdb..9759be7 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -185,11 +185,12 @@
             cls.request_microversion)
         v2_37_version = api_version_request.APIVersionRequest('2.37')
 
+        tenant_network = cls.get_tenant_network()
         # NOTE(snikitin): since microversion v2.37 'networks' field is required
-        if request_version >= v2_37_version and 'networks' not in kwargs:
+        if (request_version >= v2_37_version and 'networks' not in kwargs and
+            not tenant_network):
             kwargs['networks'] = 'none'
 
-        tenant_network = cls.get_tenant_network()
         body, servers = compute.create_test_server(
             cls.os_primary,
             validatable,
diff --git a/tempest/api/network/admin/test_quotas.py b/tempest/api/network/admin/test_quotas.py
index cf4236d..57a28bf 100644
--- a/tempest/api/network/admin/test_quotas.py
+++ b/tempest/api/network/admin/test_quotas.py
@@ -80,6 +80,10 @@
         non_default_quotas = self.admin_quotas_client.list_quotas()
         for q in non_default_quotas['quotas']:
             self.assertNotEqual(project_id, q['tenant_id'])
+        quota_set = self.admin_quotas_client.show_quotas(project_id)['quota']
+        default_quotas = self.admin_quotas_client.show_default_quotas(
+            project_id)['quota']
+        self.assertEqual(default_quotas, quota_set)
 
     @decorators.idempotent_id('2390f766-836d-40ef-9aeb-e810d78207fb')
     def test_quotas(self):
diff --git a/tempest/api/volume/admin/test_volume_quotas.py b/tempest/api/volume/admin/test_volume_quotas.py
index 42bfcd6..6f9daa8 100644
--- a/tempest/api/volume/admin/test_volume_quotas.py
+++ b/tempest/api/volume/admin/test_volume_quotas.py
@@ -38,7 +38,6 @@
     def setup_credentials(cls):
         super(BaseVolumeQuotasAdminTestJSON, cls).setup_credentials()
         cls.demo_tenant_id = cls.os_primary.credentials.tenant_id
-        cls.alt_client = cls.os_alt.volumes_client_latest
 
     @classmethod
     def setup_clients(cls):
@@ -150,7 +149,8 @@
             self.demo_tenant_id, params={'usage': True})['quota_set']
 
         alt_quota = self.admin_quotas_client.show_quota_set(
-            self.alt_client.tenant_id, params={'usage': True})['quota_set']
+            self.os_alt.volumes_client_latest.tenant_id,
+            params={'usage': True})['quota_set']
 
         # Creates a volume transfer
         transfer = self.transfer_client.create_volume_transfer(
@@ -164,14 +164,15 @@
 
         # Verify volume transferred is available
         waiters.wait_for_volume_resource_status(
-            self.alt_client, volume['id'], 'available')
+            self.os_alt.volumes_client_latest, volume['id'], 'available')
 
         # List of tenants quota usage post transfer
         new_primary_quota = self.admin_quotas_client.show_quota_set(
             self.demo_tenant_id, params={'usage': True})['quota_set']
 
         new_alt_quota = self.admin_quotas_client.show_quota_set(
-            self.alt_client.tenant_id, params={'usage': True})['quota_set']
+            self.os_alt.volumes_client_latest.tenant_id,
+            params={'usage': True})['quota_set']
 
         # Verify tenants quota usage was updated
         self.assertEqual(primary_quota['volumes']['in_use'] -
diff --git a/tempest/api/volume/admin/test_volume_type_access.py b/tempest/api/volume/admin/test_volume_type_access.py
index e93bcb5..b64face 100644
--- a/tempest/api/volume/admin/test_volume_type_access.py
+++ b/tempest/api/volume/admin/test_volume_type_access.py
@@ -27,11 +27,6 @@
 
     credentials = ['primary', 'alt', 'admin']
 
-    @classmethod
-    def setup_clients(cls):
-        super(VolumeTypesAccessTest, cls).setup_clients()
-        cls.alt_client = cls.os_alt.volumes_client_latest
-
     @decorators.idempotent_id('d4dd0027-835f-4554-a6e5-50903fb79184')
     def test_volume_type_access_add(self):
         # Creating a NON public volume type
@@ -70,10 +65,11 @@
 
         # Adding volume type access for alt tenant
         self.admin_volume_types_client.add_type_access(
-            volume_type['id'], project=self.alt_client.tenant_id)
+            volume_type['id'],
+            project=self.os_alt.volumes_client_latest.tenant_id)
         self.addCleanup(self.admin_volume_types_client.remove_type_access,
                         volume_type['id'],
-                        project=self.alt_client.tenant_id)
+                        project=self.os_alt.volumes_client_latest.tenant_id)
 
         # List tenant access for the given volume type
         type_access_list = self.admin_volume_types_client.list_type_access(
@@ -88,5 +84,5 @@
         # Validating the permitted tenants are the expected tenants
         self.assertIn(self.volumes_client.tenant_id,
                       map(operator.itemgetter('project_id'), type_access_list))
-        self.assertIn(self.alt_client.tenant_id,
+        self.assertIn(self.os_alt.volumes_client_latest.tenant_id,
                       map(operator.itemgetter('project_id'), type_access_list))
diff --git a/tempest/api/volume/base.py b/tempest/api/volume/base.py
index ea3bb5a..0a6b79d 100644
--- a/tempest/api/volume/base.py
+++ b/tempest/api/volume/base.py
@@ -101,20 +101,12 @@
                 cls.min_microversion,
                 CONF.volume.min_microversion))
 
-        cls.snapshots = []
-        cls.volumes = []
         cls.image_ref = CONF.compute.image_ref
         cls.flavor_ref = CONF.compute.flavor_ref
         cls.build_interval = CONF.volume.build_interval
         cls.build_timeout = CONF.volume.build_timeout
 
     @classmethod
-    def resource_cleanup(cls):
-        cls.clear_snapshots()
-        cls.clear_volumes()
-        super(BaseVolumeTest, cls).resource_cleanup()
-
-    @classmethod
     def create_volume(cls, wait_until='available', **kwargs):
         """Wrapper utility that returns a test volume.
 
@@ -133,7 +125,9 @@
             kwargs['name'] = name
 
         volume = cls.volumes_client.create_volume(**kwargs)['volume']
-        cls.volumes.append(volume)
+        cls.addClassResourceCleanup(test_utils.call_and_ignore_notfound_exc,
+                                    cls.delete_volume, cls.volumes_client,
+                                    volume['id'])
         waiters.wait_for_volume_resource_status(cls.volumes_client,
                                                 volume['id'], wait_until)
         return volume
@@ -147,7 +141,8 @@
 
         snapshot = cls.snapshots_client.create_snapshot(
             volume_id=volume_id, **kwargs)['snapshot']
-        cls.snapshots.append(snapshot['id'])
+        cls.addClassResourceCleanup(test_utils.call_and_ignore_notfound_exc,
+                                    cls.delete_snapshot, snapshot['id'])
         waiters.wait_for_volume_resource_status(cls.snapshots_client,
                                                 snapshot['id'], 'available')
         return snapshot
@@ -176,14 +171,13 @@
         client.delete_volume(volume_id)
         client.wait_for_resource_deletion(volume_id)
 
-    def delete_snapshot(self, snapshot_id, snapshots_client=None):
+    @classmethod
+    def delete_snapshot(cls, snapshot_id, snapshots_client=None):
         """Delete snapshot by the given client"""
         if snapshots_client is None:
-            snapshots_client = self.snapshots_client
+            snapshots_client = cls.snapshots_client
         snapshots_client.delete_snapshot(snapshot_id)
         snapshots_client.wait_for_resource_deletion(snapshot_id)
-        if snapshot_id in self.snapshots:
-            self.snapshots.remove(snapshot_id)
 
     def attach_volume(self, server_id, volume_id):
         """Attach a volume to a server"""
@@ -197,31 +191,6 @@
         self.addCleanup(self.servers_client.detach_volume, server_id,
                         volume_id)
 
-    @classmethod
-    def clear_volumes(cls):
-        for volume in cls.volumes:
-            try:
-                cls.volumes_client.delete_volume(volume['id'])
-            except Exception:
-                pass
-
-        for volume in cls.volumes:
-            try:
-                cls.volumes_client.wait_for_resource_deletion(volume['id'])
-            except Exception:
-                pass
-
-    @classmethod
-    def clear_snapshots(cls):
-        for snapshot in cls.snapshots:
-            test_utils.call_and_ignore_notfound_exc(
-                cls.snapshots_client.delete_snapshot, snapshot)
-
-        for snapshot in cls.snapshots:
-            test_utils.call_and_ignore_notfound_exc(
-                cls.snapshots_client.wait_for_resource_deletion,
-                snapshot)
-
     def create_server(self, wait_until='ACTIVE', **kwargs):
         name = kwargs.pop(
             'name',
@@ -303,26 +272,13 @@
             cls.os_admin.volume_scheduler_stats_v2_client
 
     @classmethod
-    def resource_setup(cls):
-        super(BaseVolumeAdminTest, cls).resource_setup()
-
-        cls.qos_specs = []
-        cls.volume_types = []
-
-    @classmethod
-    def resource_cleanup(cls):
-        cls.clear_qos_specs()
-        super(BaseVolumeAdminTest, cls).resource_cleanup()
-        cls.clear_volume_types()
-
-    @classmethod
     def create_test_qos_specs(cls, name=None, consumer=None, **kwargs):
         """create a test Qos-Specs."""
         name = name or data_utils.rand_name(cls.__name__ + '-QoS')
         consumer = consumer or 'front-end'
         qos_specs = cls.admin_volume_qos_client.create_qos(
             name=name, consumer=consumer, **kwargs)['qos_specs']
-        cls.qos_specs.append(qos_specs['id'])
+        cls.addClassResourceCleanup(cls.clear_qos_spec, qos_specs['id'])
         return qos_specs
 
     @classmethod
@@ -331,7 +287,7 @@
         name = name or data_utils.rand_name(cls.__name__ + '-volume-type')
         volume_type = cls.admin_volume_types_client.create_volume_type(
             name=name, **kwargs)['volume_type']
-        cls.volume_types.append(volume_type['id'])
+        cls.addClassResourceCleanup(cls.clear_volume_type, volume_type['id'])
         return volume_type
 
     def create_group_type(self, name=None, **kwargs):
@@ -345,22 +301,18 @@
         return group_type
 
     @classmethod
-    def clear_qos_specs(cls):
-        for qos_id in cls.qos_specs:
-            test_utils.call_and_ignore_notfound_exc(
-                cls.admin_volume_qos_client.delete_qos, qos_id)
+    def clear_qos_spec(cls, qos_id):
+        test_utils.call_and_ignore_notfound_exc(
+            cls.admin_volume_qos_client.delete_qos, qos_id)
 
-        for qos_id in cls.qos_specs:
-            test_utils.call_and_ignore_notfound_exc(
-                cls.admin_volume_qos_client.wait_for_resource_deletion, qos_id)
+        test_utils.call_and_ignore_notfound_exc(
+            cls.admin_volume_qos_client.wait_for_resource_deletion, qos_id)
 
     @classmethod
-    def clear_volume_types(cls):
-        for vol_type in cls.volume_types:
-            test_utils.call_and_ignore_notfound_exc(
-                cls.admin_volume_types_client.delete_volume_type, vol_type)
+    def clear_volume_type(cls, vol_type_id):
+        test_utils.call_and_ignore_notfound_exc(
+            cls.admin_volume_types_client.delete_volume_type, vol_type_id)
 
-        for vol_type in cls.volume_types:
-            test_utils.call_and_ignore_notfound_exc(
-                cls.admin_volume_types_client.wait_for_resource_deletion,
-                vol_type)
+        test_utils.call_and_ignore_notfound_exc(
+            cls.admin_volume_types_client.wait_for_resource_deletion,
+            vol_type_id)
diff --git a/tempest/api/volume/test_volumes_backup.py b/tempest/api/volume/test_volumes_backup.py
index 1e240b8..552b231 100644
--- a/tempest/api/volume/test_volumes_backup.py
+++ b/tempest/api/volume/test_volumes_backup.py
@@ -40,7 +40,7 @@
             backup_id)['restore']
 
         # Delete backup
-        self.addCleanup(self.volumes_client.delete_volume,
+        self.addCleanup(self.delete_volume, self.volumes_client,
                         restored_volume['volume_id'])
         self.assertEqual(backup_id, restored_volume['backup_id'])
         waiters.wait_for_volume_resource_status(self.backups_client,
@@ -59,8 +59,7 @@
                     "vol-meta2": "value2",
                     "vol-meta3": "value3"}
         volume = self.create_volume(metadata=metadata)
-        self.addCleanup(self.volumes_client.delete_volume,
-                        volume['id'])
+        self.addCleanup(self.delete_volume, self.volumes_client, volume['id'])
 
         # Create a backup
         backup_name = data_utils.rand_name(
@@ -109,8 +108,7 @@
         """
         # Create a server
         volume = self.create_volume()
-        self.addCleanup(self.volumes_client.delete_volume,
-                        volume['id'])
+        self.addCleanup(self.delete_volume, self.volumes_client, volume['id'])
         server = self.create_server()
         # Attach volume to instance
         self.attach_volume(server['id'], volume['id'])
diff --git a/tempest/api/volume/test_volumes_extend.py b/tempest/api/volume/test_volumes_extend.py
index b73bdf2..54052ae 100644
--- a/tempest/api/volume/test_volumes_extend.py
+++ b/tempest/api/volume/test_volumes_extend.py
@@ -80,11 +80,6 @@
     # is implicit - Cinder calls Nova at that microversion, Tempest does not.
     min_microversion = '3.42'
 
-    @classmethod
-    def setup_clients(cls):
-        super(VolumesExtendAttachedTest, cls).setup_clients()
-        cls.admin_servers_client = cls.os_admin.servers_client
-
     def _find_extend_volume_instance_action(self, server_id):
         actions = self.servers_client.list_instance_actions(
             server_id)['instanceActions']
@@ -95,7 +90,7 @@
     def _find_extend_volume_instance_action_finish_event(self, action):
         # This has to be called by an admin client otherwise
         # the events don't show up.
-        action = self.admin_servers_client.show_instance_action(
+        action = self.os_admin.servers_client.show_instance_action(
             action['instance_uuid'], action['request_id'])['instanceAction']
         for event in action['events']:
             if (event['event'] == 'compute_extend_volume' and
diff --git a/tempest/lib/services/compute/quota_classes_client.py b/tempest/lib/services/compute/quota_classes_client.py
index 0fe9868..64e06f4 100644
--- a/tempest/lib/services/compute/quota_classes_client.py
+++ b/tempest/lib/services/compute/quota_classes_client.py
@@ -35,8 +35,9 @@
     def update_quota_class_set(self, quota_class_id, **kwargs):
         """Update the quota class's limits for one or more resources.
 
-        # NOTE: Current api-site doesn't contain this API description.
-        # LP: https://bugs.launchpad.net/nova/+bug/1602400
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/compute/#create-or-update-quotas-for-quota-class
         """
         post_body = json.dumps({'quota_class_set': kwargs})
 
diff --git a/tempest/lib/services/compute/quotas_client.py b/tempest/lib/services/compute/quotas_client.py
index daf4bc0..12df895 100644
--- a/tempest/lib/services/compute/quotas_client.py
+++ b/tempest/lib/services/compute/quotas_client.py
@@ -28,8 +28,8 @@
 
         For a full list of available parameters, please refer to the official
         API reference:
-        http://developer.openstack.org/api-ref-compute-v2.1.html/#show-a-quota
-        http://developer.openstack.org/api-ref-compute-v2.1.html/#show-the-detail-of-quota
+        https://developer.openstack.org/api-ref/compute/#show-a-quota
+        https://developer.openstack.org/api-ref/compute/#show-the-detail-of-quota
         """
 
         params = {}
@@ -49,7 +49,10 @@
         return rest_client.ResponseBody(resp, body)
 
     def show_default_quota_set(self, tenant_id):
-        """List the default quota set for a tenant."""
+        """List the default quota set for a tenant.
+
+        https://developer.openstack.org/api-ref/compute/#list-default-quotas-for-tenant
+        """
 
         url = 'os-quota-sets/%s/defaults' % tenant_id
         resp, body = self.get(url)
@@ -79,7 +82,10 @@
         return rest_client.ResponseBody(resp, body)
 
     def delete_quota_set(self, tenant_id):
-        """Delete the tenant's quota set."""
+        """Delete the tenant's quota set.
+
+        https://developer.openstack.org/api-ref/compute/#revert-quotas-to-defaults
+        """
         resp, body = self.delete('os-quota-sets/%s' % tenant_id)
         self.validate_response(schema.delete_quota, resp, body)
         return rest_client.ResponseBody(resp, body)
diff --git a/tempest/lib/services/compute/servers_client.py b/tempest/lib/services/compute/servers_client.py
index 598d5a6..09bccab 100644
--- a/tempest/lib/services/compute/servers_client.py
+++ b/tempest/lib/services/compute/servers_client.py
@@ -126,7 +126,7 @@
 
         For a full list of available parameters, please refer to the official
         API reference:
-        http://developer.openstack.org/api-ref-compute-v2.1.html#showServer
+        https://developer.openstack.org/api-ref/compute/#show-server-details
         """
         resp, body = self.get("servers/%s" % server_id)
         body = json.loads(body)
@@ -321,7 +321,7 @@
 
         For a full list of available parameters, please refer to the official
         API reference:
-        https://developer.openstack.org/api-ref/compute/#create-or-replace-metadata-items
+        https://developer.openstack.org/api-ref/compute/#replace-metadata-items
         """
         if no_metadata_field:
             post_body = ""
@@ -338,7 +338,7 @@
 
         For a full list of available parameters, please refer to the official
         API reference:
-        https://developer.openstack.org/api-ref/compute/#update-metadata-items
+        https://developer.openstack.org/api-ref/compute/#create-or-update-metadata-items
         """
         post_body = json.dumps({'metadata': meta})
         resp, body = self.post('servers/%s/metadata' % server_id,
@@ -609,9 +609,7 @@
 
         For a full list of available parameters, please refer to the official
         API reference:
-        TODO (markus_z) The api-ref for that isn't yet available, update this
-        here when the docs in Nova are updated. The old API is at
-        http://developer.openstack.org/api-ref/compute/#get-serial-console-os-getserialconsole-action
+        https://developer.openstack.org/api-ref/compute/#create-remote-console
         """
         param = {
             'remote_console': {
@@ -722,7 +720,7 @@
 
         For a full list of available parameters, please refer to the official
         API reference:
-        https://developer.openstack.org/api-ref/compute/#get-vnc-console-os-getvncconsole-action
+        https://developer.openstack.org/api-ref/compute/#get-vnc-console-os-getvncconsole-action-deprecated
         """
         return self.action(server_id, "os-getVNCConsole",
                            schema.get_vnc_console, **kwargs)
@@ -732,7 +730,7 @@
 
         For a full list of available parameters, please refer to the official
         API reference:
-        https://developer.openstack.org/api-ref/compute/#add-associate-fixed-ip-addfixedip-action
+        https://developer.openstack.org/api-ref/compute/#add-associate-fixed-ip-addfixedip-action-deprecated
         """
         return self.action(server_id, 'addFixedIp', **kwargs)
 
@@ -741,7 +739,7 @@
 
         For a full list of available parameters, please refer to the official
         API reference:
-        https://developer.openstack.org/api-ref/compute/#remove-disassociate-fixed-ip-removefixedip-action
+        https://developer.openstack.org/api-ref/compute/#remove-disassociate-fixed-ip-removefixedip-action-deprecated
         """
         return self.action(server_id, 'removeFixedIp', **kwargs)
 
diff --git a/tempest/lib/services/network/quotas_client.py b/tempest/lib/services/network/quotas_client.py
index fdd3d6b..f23af88 100644
--- a/tempest/lib/services/network/quotas_client.py
+++ b/tempest/lib/services/network/quotas_client.py
@@ -41,3 +41,8 @@
     def list_quotas(self, **filters):
         uri = '/quotas'
         return self.list_resources(uri, **filters)
+
+    def show_default_quotas(self, tenant_id):
+        """List default quotas for a project."""
+        uri = '/quotas/%s/default' % tenant_id
+        return self.show_resource(uri)
diff --git a/tempest/lib/services/volume/v2/quota_classes_client.py b/tempest/lib/services/volume/v2/quota_classes_client.py
index d40d2d9..733b1ac 100644
--- a/tempest/lib/services/volume/v2/quota_classes_client.py
+++ b/tempest/lib/services/volume/v2/quota_classes_client.py
@@ -26,8 +26,9 @@
     def show_quota_class_set(self, quota_class_id):
         """List quotas for a quota class.
 
-        TODO: Current api-site doesn't contain this API description.
-        LP: https://bugs.launchpad.net/nova/+bug/1602400
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v2/index.html#show-quota-classes
         """
         url = 'os-quota-class-sets/%s' % quota_class_id
         resp, body = self.get(url)
@@ -38,8 +39,9 @@
     def update_quota_class_set(self, quota_class_id, **kwargs):
         """Update quotas for a quota class.
 
-        TODO: Current api-site doesn't contain this API description.
-        LP: https://bugs.launchpad.net/nova/+bug/1602400
+        For a full list of available parameters, please refer to the official
+        API reference:
+        https://developer.openstack.org/api-ref/block-storage/v2/index.html#update-quota-classes
         """
         url = 'os-quota-class-sets/%s' % quota_class_id
         put_body = json.dumps({'quota_class_set': kwargs})
diff --git a/tempest/tests/lib/services/network/test_quotas_client.py b/tempest/tests/lib/services/network/test_quotas_client.py
index e76bc9c..5a09911 100644
--- a/tempest/tests/lib/services/network/test_quotas_client.py
+++ b/tempest/tests/lib/services/network/test_quotas_client.py
@@ -38,6 +38,20 @@
         ]
     }
 
+    FAKE_PROJECT_QUOTAS = {
+        "quota": {
+            "floatingip": 50,
+            "network": 10,
+            "port": 50,
+            "rbac_policy": -1,
+            "router": 10,
+            "security_group": 10,
+            "security_group_rule": 100,
+            "subnet": 10,
+            "subnetpool": -1
+        }
+    }
+
     FAKE_QUOTA_TENANT_ID = "bab7d5c60cd041a0a36f7c4b6e1dd978"
 
     def setUp(self):
@@ -58,7 +72,16 @@
         self.check_service_client_function(
             self.quotas_client.show_quotas,
             "tempest.lib.common.rest_client.RestClient.get",
-            {"quota": self.FAKE_QUOTAS["quotas"][0]},
+            self.FAKE_PROJECT_QUOTAS,
+            bytes_body,
+            200,
+            tenant_id=self.FAKE_QUOTA_TENANT_ID)
+
+    def _test_show_default_quotas(self, bytes_body=False):
+        self.check_service_client_function(
+            self.quotas_client.show_default_quotas,
+            "tempest.lib.common.rest_client.RestClient.get",
+            self.FAKE_PROJECT_QUOTAS,
             bytes_body,
             200,
             tenant_id=self.FAKE_QUOTA_TENANT_ID)
@@ -67,7 +90,7 @@
         self.check_service_client_function(
             self.quotas_client.update_quotas,
             "tempest.lib.common.rest_client.RestClient.put",
-            {"quota": self.FAKE_QUOTAS["quotas"][0]},
+            self.FAKE_PROJECT_QUOTAS,
             bytes_body,
             200,
             tenant_id=self.FAKE_QUOTA_TENANT_ID)
@@ -92,6 +115,12 @@
     def test_show_quotas_with_bytes_body(self):
         self._test_show_quotas(bytes_body=True)
 
+    def test_show_default_quotas_with_str_body(self):
+        self._test_show_default_quotas()
+
+    def test_show_default_quotas_with_bytes_body(self):
+        self._test_show_default_quotas(bytes_body=True)
+
     def test_update_quotas_with_str_body(self):
         self._test_update_quotas()
 
diff --git a/tox.ini b/tox.ini
index c0df8a6..892b6f4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -123,6 +123,10 @@
     tempest run --serial --regex '\[.*\bsmoke\b.*\]' {posargs}
 
 [testenv:venv]
+deps =
+  -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
+  -r{toxinidir}/requirements.txt
+  -r{toxinidir}/doc/requirements.txt
 commands = {posargs}
 
 [testenv:venv-tempest]