Expose register_objects function to register all known objects

This can be used directly instead of an ugly recursive import request.

Change-Id: I8fef9fcabc8e0d9f8ade8b41b788f1be71aa1c36

neutron/objects/__init__.py

@@ -0,0 +1,19 @@
+#    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 sys
+
+
+def register_objects():
+    # local import to avoid circular import failure
+    from neutron.common import utils
+    utils.import_modules_recursively(sys.modules[__name__].__file__)

neutron/tests/unit/objects/test_base.py

@@ -13,7 +13,6 @@
 import collections
 import copy
 import itertools
-import os.path
 import random
 
 import mock
@@ -30,7 +29,6 @@ from oslo_versionedobjects import fixture
 import testtools
 
 from neutron.common import constants
-from neutron.common import utils
 from neutron.db import _model_query as model_query
 from neutron.db.models import l3 as l3_model
 from neutron.db import standard_attr
@@ -494,7 +492,7 @@ class _BaseObjectTestCase(object):
         # neutron.objects.db.api from core plugin instance
         self.setup_coreplugin(self.CORE_PLUGIN)
         # make sure all objects are loaded and registered in the registry
-        utils.import_modules_recursively(os.path.dirname(objects.__file__))
+        objects.register_objects()
         self.context = context.get_admin_context()
         self._unique_tracker = collections.defaultdict(set)
         self.db_objs = [
@@ -652,10 +650,10 @@ class BaseObjectIfaceTestCase(_BaseObjectTestCase, test_base.BaseTestCase):
                 'is_shared_with_tenant', return_value=False).start()
 
     def fake_get_object(self, context, model, **kwargs):
-        objects = self.model_map[model]
-        if not objects:
+        objs = self.model_map[model]
+        if not objs:
             return None
-        return [obj for obj in objects if obj['id'] == kwargs['id']][0]
+        return [obj for obj in objs if obj['id'] == kwargs['id']][0]
 
     def fake_get_objects(self, context, model, **kwargs):
         return self.model_map[model]

neutron/tests/unit/objects/test_objects.py

@@ -18,7 +18,6 @@ import pprint
 from oslo_versionedobjects import base as obj_base
 from oslo_versionedobjects import fixture
 
-from neutron.common import utils
 from neutron import objects
 from neutron.tests import base as test_base
 
@@ -91,7 +90,7 @@ class TestObjectVersions(test_base.BaseTestCase):
         super(TestObjectVersions, self).setUp()
         # NOTE(ihrachys): seed registry with all objects under neutron.objects
         # before validating the hashes
-        utils.import_modules_recursively(os.path.dirname(objects.__file__))
+        objects.register_objects()
 
     def test_versions(self):
         checker = fixture.ObjectVersionChecker(