diff --git a/neutron/tests/tools.py b/neutron/tests/tools.py
index adca9b667d0..41209bfd1ae 100644
--- a/neutron/tests/tools.py
+++ b/neutron/tests/tools.py
@@ -204,19 +204,6 @@ def fail(msg=None):
     raise unittest2.TestCase.failureException(msg)
 
 
-class UnorderedList(list):
-    """A list that is equals to any permutation of itself."""
-
-    def __eq__(self, other):
-        if not isinstance(other, list):
-            return False
-        return (sorted(self, key=helpers.safe_sort_key) ==
-                sorted(other, key=helpers.safe_sort_key))
-
-    def __neq__(self, other):
-        return not self == other
-
-
 def get_random_string_list(i=3, n=5):
     return [helpers.get_random_string(n) for _ in range(0, i)]
 
diff --git a/neutron/tests/unit/agent/test_securitygroups_rpc.py b/neutron/tests/unit/agent/test_securitygroups_rpc.py
index 4165a3b0942..4c94bfafebe 100644
--- a/neutron/tests/unit/agent/test_securitygroups_rpc.py
+++ b/neutron/tests/unit/agent/test_securitygroups_rpc.py
@@ -23,6 +23,7 @@ from neutron_lib import constants as const
 from neutron_lib import context
 from neutron_lib.plugins import directory
 from neutron_lib import rpc as n_rpc
+from neutron_lib.tests import tools
 from oslo_config import cfg
 import oslo_messaging
 from testtools import matchers
@@ -36,7 +37,6 @@ from neutron.api.rpc.handlers import securitygroups_rpc
 from neutron.db import securitygroups_rpc_base as sg_db_rpc
 from neutron.extensions import securitygroup as ext_sg
 from neutron.tests import base
-from neutron.tests import tools
 from neutron.tests.unit.extensions import test_securitygroup as test_sg
 
 FAKE_PREFIX = {const.IPv4: '10.0.0.0/24',
diff --git a/neutron/tests/unit/plugins/ml2/drivers/l2pop/test_db.py b/neutron/tests/unit/plugins/ml2/drivers/l2pop/test_db.py
index 693662e5c73..67a75058f21 100644
--- a/neutron/tests/unit/plugins/ml2/drivers/l2pop/test_db.py
+++ b/neutron/tests/unit/plugins/ml2/drivers/l2pop/test_db.py
@@ -16,6 +16,7 @@ import netaddr
 from neutron_lib.api.definitions import portbindings
 from neutron_lib import constants
 from neutron_lib import context
+from neutron_lib.tests import tools
 from neutron_lib.utils import net
 from oslo_utils import uuidutils
 
@@ -28,7 +29,6 @@ from neutron.objects import router as l3_objs
 from neutron.plugins.ml2.drivers.l2pop import db as l2pop_db
 from neutron.plugins.ml2 import models
 from neutron.tests.common import helpers
-from neutron.tests import tools
 from neutron.tests.unit import testlib_api
 
 HOST = helpers.HOST
diff --git a/neutron/tests/unit/services/metering/test_metering_plugin.py b/neutron/tests/unit/services/metering/test_metering_plugin.py
index e2dd2710aee..e647c95627f 100644
--- a/neutron/tests/unit/services/metering/test_metering_plugin.py
+++ b/neutron/tests/unit/services/metering/test_metering_plugin.py
@@ -18,6 +18,7 @@ from neutron_lib import context
 from neutron_lib.db import api as db_api
 from neutron_lib.plugins import constants
 from neutron_lib.plugins import directory
+from neutron_lib.tests import tools
 from oslo_utils import uuidutils
 
 from neutron.api.rpc.agentnotifiers import metering_rpc_agent_api
@@ -27,7 +28,6 @@ from neutron.extensions import l3 as ext_l3
 from neutron.extensions import metering as ext_metering
 from neutron.objects import agent as agent_obj
 from neutron.tests.common import helpers
-from neutron.tests import tools
 from neutron.tests.unit.db.metering import test_metering_db
 from neutron.tests.unit.db import test_db_base_plugin_v2
 from neutron.tests.unit.extensions import test_l3