diff --git a/openstackclient/network/v2/taas/tap_flow.py b/openstackclient/network/v2/taas/tap_flow.py
index 92eb36d3ee..309c4caa05 100644
--- a/openstackclient/network/v2/taas/tap_flow.py
+++ b/openstackclient/network/v2/taas/tap_flow.py
@@ -103,12 +103,12 @@ class CreateTapFlow(command.ShowOne):
         if parsed_args.port is not None:
             source_port = client.find_port(
                 parsed_args.port, ignore_missing=False
-            )['id']
+            ).id
             attrs['source_port'] = source_port
         if parsed_args.tap_service is not None:
             tap_service_id = client.find_tap_service(
                 parsed_args.tap_service, ignore_missing=False
-            )['id']
+            ).id
             attrs['tap_service_id'] = tap_service_id
         if parsed_args.direction is not None:
             attrs['direction'] = parsed_args.direction
diff --git a/openstackclient/network/v2/taas/tap_mirror.py b/openstackclient/network/v2/taas/tap_mirror.py
index e48a3ae2b9..52e45e4a9d 100644
--- a/openstackclient/network/v2/taas/tap_mirror.py
+++ b/openstackclient/network/v2/taas/tap_mirror.py
@@ -99,7 +99,7 @@ class CreateTapMirror(command.ShowOne):
         if parsed_args.port_id is not None:
             port_id = client.find_port(
                 parsed_args.port_id, ignore_missing=False
-            )['id']
+            ).id
             attrs['port_id'] = port_id
         if parsed_args.directions is not None:
             attrs['directions'] = parsed_args.directions
diff --git a/openstackclient/network/v2/taas/tap_service.py b/openstackclient/network/v2/taas/tap_service.py
index 486388ec13..e0022b99d2 100644
--- a/openstackclient/network/v2/taas/tap_service.py
+++ b/openstackclient/network/v2/taas/tap_service.py
@@ -79,7 +79,7 @@ class CreateTapService(command.ShowOne):
         if parsed_args.port_id is not None:
             port_id = client.find_port(
                 parsed_args.port_id, ignore_missing=False
-            )['id']
+            ).id
             attrs['port_id'] = port_id
         if 'project' in parsed_args and parsed_args.project is not None:
             attrs['project_id'] = common.find_project(
diff --git a/openstackclient/tests/unit/network/v2/taas/fakes.py b/openstackclient/tests/unit/network/v2/taas/fakes.py
deleted file mode 100644
index 0480a0d903..0000000000
--- a/openstackclient/tests/unit/network/v2/taas/fakes.py
+++ /dev/null
@@ -1,118 +0,0 @@
-# All Rights Reserved 2020
-#
-#    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.
-
-import copy
-
-from oslo_utils import uuidutils
-
-
-class FakeTapService:
-    @staticmethod
-    def create_tap_service(attrs=None):
-        """Create a fake tap service."""
-        attrs = attrs or {}
-        tap_service_attrs = {
-            'id': uuidutils.generate_uuid(),
-            'tenant_id': uuidutils.generate_uuid(),
-            'name': 'test_tap_service' + uuidutils.generate_uuid(),
-            'status': 'ACTIVE',
-        }
-        tap_service_attrs.update(attrs)
-        return copy.deepcopy(tap_service_attrs)
-
-    @staticmethod
-    def create_tap_services(attrs=None, count=1):
-        """Create multiple fake tap services."""
-
-        tap_services = []
-        for i in range(0, count):
-            if attrs is None:
-                attrs = {'id': f'fake_id{i}'}
-            elif getattr(attrs, 'id', None) is None:
-                attrs['id'] = f'fake_id{i}'
-            tap_services.append(FakeTapService.create_tap_service(attrs=attrs))
-
-        return tap_services
-
-
-class FakeTapFlow:
-    @staticmethod
-    def create_tap_flow(attrs=None):
-        """Create a fake tap service."""
-        attrs = attrs or {}
-        tap_flow_attrs = {
-            'id': uuidutils.generate_uuid(),
-            'tenant_id': uuidutils.generate_uuid(),
-            'name': 'test_tap_flow' + uuidutils.generate_uuid(),
-            'status': 'ACTIVE',
-            'direction': 'BOTH',
-        }
-        tap_flow_attrs.update(attrs)
-        return copy.deepcopy(tap_flow_attrs)
-
-    @staticmethod
-    def create_tap_flows(attrs=None, count=1):
-        """Create multiple fake tap flows."""
-
-        tap_flows = []
-        for i in range(0, count):
-            if attrs is None:
-                attrs = {
-                    'id': f'fake_id{i}',
-                    'source_port': uuidutils.generate_uuid(),
-                    'tap_service_id': uuidutils.generate_uuid(),
-                }
-            elif getattr(attrs, 'id', None) is None:
-                attrs['id'] = f'fake_id{i}'
-            tap_flows.append(FakeTapFlow.create_tap_flow(attrs=attrs))
-
-        return tap_flows
-
-
-class FakeTapMirror:
-    @staticmethod
-    def create_tap_mirror(attrs=None):
-        """Create a fake tap mirror."""
-        attrs = attrs or {}
-        tap_mirror_attrs = {
-            'id': uuidutils.generate_uuid(),
-            'tenant_id': uuidutils.generate_uuid(),
-            'name': 'test_tap_mirror' + uuidutils.generate_uuid(),
-            'port_id': uuidutils.generate_uuid(),
-            'directions': 'IN=99',
-            'remote_ip': '192.10.10.2',
-            'mirror_type': 'gre',
-        }
-        tap_mirror_attrs.update(attrs)
-        return copy.deepcopy(tap_mirror_attrs)
-
-    @staticmethod
-    def create_tap_mirrors(attrs=None, count=1):
-        """Create multiple fake tap mirrors."""
-
-        tap_mirrors = []
-        for i in range(0, count):
-            if attrs is None:
-                attrs = {
-                    'id': f'fake_id{i}',
-                    'port_id': uuidutils.generate_uuid(),
-                    'name': f'test_tap_mirror_{i}',
-                    'directions': f'IN={99 + i}',
-                    'remote_ip': f'192.10.10.{i + 3}',
-                }
-            elif getattr(attrs, 'id', None) is None:
-                attrs['id'] = f'fake_id{i}'
-            tap_mirrors.append(FakeTapMirror.create_tap_mirror(attrs=attrs))
-
-        return tap_mirrors
diff --git a/openstackclient/tests/unit/network/v2/taas/test_osc_tap_flow.py b/openstackclient/tests/unit/network/v2/taas/test_osc_tap_flow.py
index e401a0f972..8e4f185c8d 100644
--- a/openstackclient/tests/unit/network/v2/taas/test_osc_tap_flow.py
+++ b/openstackclient/tests/unit/network/v2/taas/test_osc_tap_flow.py
@@ -17,13 +17,14 @@ import operator
 import uuid
 
 from openstack.network.v2 import tap_flow as _tap_flow
+from openstack.network.v2 import tap_service as _tap_service
+from openstack.test import fakes as sdk_fakes
 from osc_lib import utils as osc_utils
 from osc_lib.utils import columns as column_util
 
 from openstackclient.network.v2.taas import tap_flow as osc_tap_flow
 from openstackclient.network.v2.taas import tap_service as osc_tap_service
 from openstackclient.tests.unit.network.v2 import fakes as network_fakes
-from openstackclient.tests.unit.network.v2.taas import fakes
 
 
 columns_long = tuple(
@@ -47,9 +48,11 @@ def _get_data(attrs, columns=sorted_columns):
 
 class TestCreateTapFlow(network_fakes.TestNetworkV2):
     columns = (
+        'description',
         'direction',
         'id',
         'name',
+        'project_id',
         'source_port',
         'status',
         'tap_service_id',
@@ -61,22 +64,23 @@ class TestCreateTapFlow(network_fakes.TestNetworkV2):
 
     def test_create_tap_flow(self):
         """Test Create Tap Flow."""
-        fake_tap_service = fakes.FakeTapService.create_tap_service(
-            attrs={'port_id': str(uuid.uuid4())}
+        fake_tap_service = sdk_fakes.generate_fake_resource(
+            _tap_service.TapService
         )
         port_id = str(uuid.uuid4())
-        fake_tap_flow = fakes.FakeTapFlow.create_tap_flow(
-            attrs={
+        fake_port = network_fakes.create_one_port(attrs={'id': port_id})
+        fake_tap_flow = sdk_fakes.generate_fake_resource(
+            _tap_flow.TapFlow,
+            **{
                 'source_port': port_id,
                 'tap_service_id': fake_tap_service['id'],
-            }
+                'direction': 'BOTH',
+            },
         )
         self.app.client_manager.network.create_tap_flow.return_value = (
             fake_tap_flow
         )
-        self.app.client_manager.network.find_port.return_value = {
-            'id': port_id
-        }
+        self.app.client_manager.network.find_port.return_value = fake_port
         self.app.client_manager.network.find_tap_service.return_value = (
             fake_tap_service
         )
@@ -122,12 +126,8 @@ class TestListTapFlow(network_fakes.TestNetworkV2):
 
     def test_list_tap_flows(self):
         """Test List Tap Flow."""
-        fake_tap_flows = fakes.FakeTapFlow.create_tap_flows(
-            attrs={
-                'source_port': str(uuid.uuid4()),
-                'tap_service_id': str(uuid.uuid4()),
-            },
-            count=2,
+        fake_tap_flows = list(
+            sdk_fakes.generate_fake_resources(_tap_flow.TapFlow, count=2)
         )
         self.app.client_manager.network.tap_flows.return_value = fake_tap_flows
         arg_list = []
@@ -159,13 +159,7 @@ class TestDeleteTapFlow(network_fakes.TestNetworkV2):
     def test_delete_tap_flow(self):
         """Test Delete tap flow."""
 
-        fake_tap_flow = fakes.FakeTapFlow.create_tap_flow(
-            attrs={
-                'source_port': str(uuid.uuid4()),
-                'tap_service_id': str(uuid.uuid4()),
-            }
-        )
-
+        fake_tap_flow = sdk_fakes.generate_fake_resource(_tap_flow.TapFlow)
         arg_list = [
             fake_tap_flow['id'],
         ]
@@ -184,9 +178,11 @@ class TestDeleteTapFlow(network_fakes.TestNetworkV2):
 
 class TestShowTapFlow(network_fakes.TestNetworkV2):
     columns = (
+        'description',
         'direction',
         'id',
         'name',
+        'project_id',
         'source_port',
         'status',
         'tap_service_id',
@@ -201,12 +197,7 @@ class TestShowTapFlow(network_fakes.TestNetworkV2):
 
     def test_show_tap_flow(self):
         """Test Show tap flow."""
-        fake_tap_flow = fakes.FakeTapFlow.create_tap_flow(
-            attrs={
-                'source_port': str(uuid.uuid4()),
-                'tap_service_id': str(uuid.uuid4()),
-            }
-        )
+        fake_tap_flow = sdk_fakes.generate_fake_resource(_tap_flow.TapFlow)
         self.app.client_manager.network.get_tap_flow.return_value = (
             fake_tap_flow
         )
@@ -234,12 +225,19 @@ class TestShowTapFlow(network_fakes.TestNetworkV2):
 class TestUpdateTapFlow(network_fakes.TestNetworkV2):
     _new_name = 'new_name'
 
+    # NOTE(mtomaska): The Resource class from which TapFlow inherits from
+    # returns duplicate `ID and `Name` keys.
     columns = (
         'Direction',
         'ID',
+        'ID',
+        'Name',
         'Name',
         'Status',
         'Tenant',
+        'description',
+        'location',
+        'project_id',
         'source_port',
         'tap_service_id',
     )
@@ -253,12 +251,7 @@ class TestUpdateTapFlow(network_fakes.TestNetworkV2):
 
     def test_update_tap_flow(self):
         """Test update tap service"""
-        fake_tap_flow = fakes.FakeTapFlow.create_tap_flow(
-            attrs={
-                'source_port': str(uuid.uuid4()),
-                'tap_service_id': str(uuid.uuid4()),
-            }
-        )
+        fake_tap_flow = sdk_fakes.generate_fake_resource(_tap_flow.TapFlow)
         new_tap_flow = copy.deepcopy(fake_tap_flow)
         new_tap_flow['name'] = self._new_name
 
@@ -280,4 +273,4 @@ class TestUpdateTapFlow(network_fakes.TestNetworkV2):
         mock_update_t_f = self.app.client_manager.network.update_tap_flow
         mock_update_t_f.assert_called_once_with(new_tap_flow['id'], **attrs)
         self.assertEqual(self.columns, columns)
-        self.assertEqual(_get_data(new_tap_flow), data)
+        self.assertEqual(_get_data(new_tap_flow, self.columns), data)
diff --git a/openstackclient/tests/unit/network/v2/taas/test_osc_tap_mirror.py b/openstackclient/tests/unit/network/v2/taas/test_osc_tap_mirror.py
index 451d6a25b3..10f3251c36 100644
--- a/openstackclient/tests/unit/network/v2/taas/test_osc_tap_mirror.py
+++ b/openstackclient/tests/unit/network/v2/taas/test_osc_tap_mirror.py
@@ -15,12 +15,12 @@ import operator
 import uuid
 
 from openstack.network.v2 import tap_mirror
+from openstack.test import fakes as sdk_fakes
 from osc_lib import utils as osc_utils
 from osc_lib.utils import columns as column_util
 
 from openstackclient.network.v2.taas import tap_mirror as osc_tap_mirror
 from openstackclient.tests.unit.network.v2 import fakes as network_fakes
-from openstackclient.tests.unit.network.v2.taas import fakes
 
 
 columns_long = tuple(
@@ -44,11 +44,13 @@ def _get_data(attrs, columns=sorted_columns):
 
 class TestCreateTapMirror(network_fakes.TestNetworkV2):
     columns = (
+        'description',
         'directions',
         'id',
         'mirror_type',
         'name',
         'port_id',
+        'project_id',
         'remote_ip',
     )
 
@@ -58,15 +60,14 @@ class TestCreateTapMirror(network_fakes.TestNetworkV2):
 
     def test_create_tap_mirror(self):
         port_id = str(uuid.uuid4())
-        fake_tap_mirror = fakes.FakeTapMirror.create_tap_mirror(
-            attrs={'port_id': port_id}
+        fake_port = network_fakes.create_one_port(attrs={'id': port_id})
+        fake_tap_mirror = sdk_fakes.generate_fake_resource(
+            tap_mirror.TapMirror, **{'port_id': port_id, 'directions': 'IN=99'}
         )
         self.app.client_manager.network.create_tap_mirror.return_value = (
             fake_tap_mirror
         )
-        self.app.client_manager.network.find_port.return_value = {
-            'id': port_id
-        }
+        self.app.client_manager.network.find_port.return_value = fake_port
         self.app.client_manager.network.find_tap_mirror.side_effect = (
             lambda _, name_or_id: {'id': name_or_id}
         )
@@ -124,8 +125,8 @@ class TestListTapMirror(network_fakes.TestNetworkV2):
 
     def test_list_tap_mirror(self):
         """Test List Tap Mirror."""
-        fake_tap_mirrors = fakes.FakeTapMirror.create_tap_mirrors(
-            attrs={'port_id': str(uuid.uuid4())}, count=4
+        fake_tap_mirrors = list(
+            sdk_fakes.generate_fake_resources(tap_mirror.TapMirror, count=4)
         )
         self.app.client_manager.network.tap_mirrors.return_value = (
             fake_tap_mirrors
@@ -162,8 +163,8 @@ class TestDeleteTapMirror(network_fakes.TestNetworkV2):
     def test_delete_tap_mirror(self):
         """Test Delete Tap Mirror."""
 
-        fake_tap_mirror = fakes.FakeTapMirror.create_tap_mirror(
-            attrs={'port_id': str(uuid.uuid4())}
+        fake_tap_mirror = sdk_fakes.generate_fake_resource(
+            tap_mirror.TapMirror
         )
 
         arg_list = [
@@ -183,11 +184,13 @@ class TestDeleteTapMirror(network_fakes.TestNetworkV2):
 
 class TestShowTapMirror(network_fakes.TestNetworkV2):
     columns = (
+        'description',
         'directions',
         'id',
         'mirror_type',
         'name',
         'port_id',
+        'project_id',
         'remote_ip',
     )
 
@@ -203,8 +206,8 @@ class TestShowTapMirror(network_fakes.TestNetworkV2):
     def test_show_tap_mirror(self):
         """Test Show Tap Mirror."""
 
-        fake_tap_mirror = fakes.FakeTapMirror.create_tap_mirror(
-            attrs={'port_id': str(uuid.uuid4())}
+        fake_tap_mirror = sdk_fakes.generate_fake_resource(
+            tap_mirror.TapMirror
         )
         self.app.client_manager.network.get_tap_mirror.return_value = (
             fake_tap_mirror
@@ -232,11 +235,13 @@ class TestShowTapMirror(network_fakes.TestNetworkV2):
 class TestUpdateTapMirror(network_fakes.TestNetworkV2):
     _new_name = 'new_name'
     columns = (
+        'description',
         'directions',
         'id',
         'mirror_type',
         'name',
         'port_id',
+        'project_id',
         'remote_ip',
     )
 
@@ -251,8 +256,8 @@ class TestUpdateTapMirror(network_fakes.TestNetworkV2):
 
     def test_update_tap_mirror(self):
         """Test update Tap Mirror"""
-        fake_tap_mirror = fakes.FakeTapMirror.create_tap_mirror(
-            attrs={'port_id': str(uuid.uuid4())}
+        fake_tap_mirror = sdk_fakes.generate_fake_resource(
+            tap_mirror.TapMirror
         )
         new_tap_mirror = copy.deepcopy(fake_tap_mirror)
         new_tap_mirror['name'] = self._new_name
diff --git a/openstackclient/tests/unit/network/v2/taas/test_osc_tap_service.py b/openstackclient/tests/unit/network/v2/taas/test_osc_tap_service.py
index 0b81801511..fa766891ee 100644
--- a/openstackclient/tests/unit/network/v2/taas/test_osc_tap_service.py
+++ b/openstackclient/tests/unit/network/v2/taas/test_osc_tap_service.py
@@ -17,12 +17,12 @@ import operator
 import uuid
 
 from openstack.network.v2 import tap_service
+from openstack.test import fakes as sdk_fakes
 from osc_lib import utils as osc_utils
 from osc_lib.utils import columns as column_util
 
 from openstackclient.network.v2.taas import tap_service as osc_tap_service
 from openstackclient.tests.unit.network.v2 import fakes as network_fakes
-from openstackclient.tests.unit.network.v2.taas import fakes
 
 
 columns_long = tuple(
@@ -46,9 +46,11 @@ def _get_data(attrs, columns=sorted_columns):
 
 class TestCreateTapService(network_fakes.TestNetworkV2):
     columns = (
+        'description',
         'id',
         'name',
         'port_id',
+        'project_id',
         'status',
     )
 
@@ -59,15 +61,14 @@ class TestCreateTapService(network_fakes.TestNetworkV2):
     def test_create_tap_service(self):
         """Test Create Tap Service."""
         port_id = str(uuid.uuid4())
-        fake_tap_service = fakes.FakeTapService.create_tap_service(
-            attrs={'port_id': port_id}
+        fake_port = network_fakes.create_one_port(attrs={'id': port_id})
+        fake_tap_service = sdk_fakes.generate_fake_resource(
+            tap_service.TapService, **{'port_id': port_id}
         )
         self.app.client_manager.network.create_tap_service.return_value = (
             fake_tap_service
         )
-        self.app.client_manager.network.find_port.return_value = {
-            'id': port_id
-        }
+        self.app.client_manager.network.find_port.return_value = fake_port
         self.app.client_manager.network.find_tap_service.side_effect = (
             lambda _, name_or_id: {'id': name_or_id}
         )
@@ -110,8 +111,8 @@ class TestListTapService(network_fakes.TestNetworkV2):
 
     def test_list_tap_service(self):
         """Test List Tap Service."""
-        fake_tap_services = fakes.FakeTapService.create_tap_services(
-            attrs={'port_id': str(uuid.uuid4())}, count=4
+        fake_tap_services = list(
+            sdk_fakes.generate_fake_resources(tap_service.TapService, count=4)
         )
         self.app.client_manager.network.tap_services.return_value = (
             fake_tap_services
@@ -148,8 +149,8 @@ class TestDeleteTapService(network_fakes.TestNetworkV2):
     def test_delete_tap_service(self):
         """Test Delete tap service."""
 
-        fake_tap_service = fakes.FakeTapService.create_tap_service(
-            attrs={'port_id': str(uuid.uuid4())}
+        fake_tap_service = sdk_fakes.generate_fake_resource(
+            tap_service.TapService
         )
 
         arg_list = [
@@ -169,9 +170,11 @@ class TestDeleteTapService(network_fakes.TestNetworkV2):
 
 class TestShowTapService(network_fakes.TestNetworkV2):
     columns = (
+        'description',
         'id',
         'name',
         'port_id',
+        'project_id',
         'status',
     )
 
@@ -187,8 +190,8 @@ class TestShowTapService(network_fakes.TestNetworkV2):
     def test_show_tap_service(self):
         """Test Show tap service."""
 
-        fake_tap_service = fakes.FakeTapService.create_tap_service(
-            attrs={'port_id': str(uuid.uuid4())}
+        fake_tap_service = sdk_fakes.generate_fake_resource(
+            tap_service.TapService
         )
         self.app.client_manager.network.get_tap_service.return_value = (
             fake_tap_service
@@ -217,9 +220,11 @@ class TestUpdateTapService(network_fakes.TestNetworkV2):
     _new_name = 'new_name'
 
     columns = (
+        'description',
         'id',
         'name',
         'port_id',
+        'project_id',
         'status',
     )
 
@@ -234,8 +239,8 @@ class TestUpdateTapService(network_fakes.TestNetworkV2):
 
     def test_update_tap_service(self):
         """Test update tap service"""
-        fake_tap_service = fakes.FakeTapService.create_tap_service(
-            attrs={'port_id': str(uuid.uuid4())}
+        fake_tap_service = sdk_fakes.generate_fake_resource(
+            tap_service.TapService
         )
         new_tap_service = copy.deepcopy(fake_tap_service)
         new_tap_service['name'] = self._new_name