Python 3: do not use types.ClassType

In Python 3, one should just use 'type'. Still, the use of "ClassType" does not
seem necessary here, so just fix the tests.

Change-Id: I5574926fc338110cc989bf185fa454ec26f4d530
Blueprint: neutron-python3

neutron/tests/unit/ipam/test_requests.py

@@ -10,8 +10,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import types
-
 import mock
 import netaddr
 from oslo_config import cfg
@@ -277,7 +275,7 @@ class TestIpamDriverLoader(base.BaseTestCase):
     def test_ipam_driver_is_loaded_from_ipam_driver_config_value(self):
         ipam_driver = self._load_ipam_driver('fake', None)
         self.assertIsInstance(
-            ipam_driver, (fake_driver.FakeDriver, types.ClassType),
+            ipam_driver, fake_driver.FakeDriver,
             "loaded ipam driver should be of type FakeDriver")
 
     @mock.patch(FAKE_IPAM_CLASS)

neutron/tests/unit/test_manager.py

@@ -13,8 +13,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import types
-
 import fixtures
 from oslo_config import cfg
 from oslo_log import log as logging
@@ -56,7 +54,7 @@ class NeutronManagerTestCase(base.BaseTestCase):
         plugin = mgr.get_service_plugins()[constants.DUMMY]
 
         self.assertIsInstance(
-            plugin, (dummy_plugin.DummyServicePlugin, types.ClassType),
+            plugin, dummy_plugin.DummyServicePlugin,
             "loaded plugin should be of type neutronDummyPlugin")
 
     def test_service_plugin_by_name_is_loaded(self):
@@ -66,7 +64,7 @@ class NeutronManagerTestCase(base.BaseTestCase):
         plugin = mgr.get_service_plugins()[constants.DUMMY]
 
         self.assertIsInstance(
-            plugin, (dummy_plugin.DummyServicePlugin, types.ClassType),
+            plugin, dummy_plugin.DummyServicePlugin,
             "loaded plugin should be of type neutronDummyPlugin")
 
     def test_multiple_plugins_specified_for_service_type(self):

tox.ini

@@ -195,6 +195,7 @@ commands = python -m testtools.run \
     neutron.tests.unit.agent.linux.test_bridge_lib \
     neutron.tests.unit.agent.linux.test_ip_link_support \
     neutron.tests.unit.agent.linux.test_interface \
+    neutron.tests.unit.test_manager \
     neutron.tests.unit.test_auth \
     neutron.tests.unit.test_policy \
     neutron.tests.unit.extensions.v2attributes \