text: # Copyright (c) 2015 OpenStack Foundation.
  # All Rights Reserved.
  #
  #    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 itertools
  
  from oslo_utils import uuidutils
  
  from neutron.objects import subnetpool
  from neutron.tests.unit.objects import test_base as obj_test_base
  from neutron.tests.unit import testlib_api
  
  
  class SubnetPoolTestMixin(object):
      def _create_test_subnetpool(self):
          self._pool = subnetpool.SubnetPool(
              self.context,
              id=uuidutils.generate_uuid(),
              ip_version=4,
              default_prefixlen=24,
              min_prefixlen=0,
              max_prefixlen=32,
              shared=False)
          self._pool.create()
  
  
  class SubnetPoolIfaceObjectTestCase(obj_test_base.BaseObjectIfaceTestCase):
  
      _test_class = subnetpool.SubnetPool
  
  
  class SubnetPoolDbObjectTestCase(obj_test_base.BaseDbObjectTestCase,
                                   testlib_api.SqlTestCase,
                                   SubnetPoolTestMixin):
  
      _test_class = subnetpool.SubnetPool
  
      def test_subnetpool_prefixes(self):
          self._create_test_subnetpool()
          prefixes = obj_test_base.get_list_of_random_networks()
          self._pool.prefixes = prefixes
          self._pool.update()
  
          pool = self._test_class.get_object(self.context, id=self._pool.id)
          self.assertItemsEqual(prefixes, pool.prefixes)
  
          prefixes.pop()
          self._pool.prefixes = prefixes
          self._pool.update()
  
          pool = self._test_class.get_object(self.context, id=self._pool.id)
          self.assertItemsEqual(prefixes, pool.prefixes)
  
      def test_get_objects_queries_constant(self):
          # TODO(korzen) SubnetPool is using SubnetPoolPrefix object to reload
          # prefixes, which costs extra SQL query each time reload_prefixes
          # are called in get_object(s). SubnetPool has defined relationship
          # for SubnetPoolPrefixes, so it should be possible to reuse side loaded
          # values fo this. To be reworked in follow-up patch.
          pass
  
  
  class SubnetPoolPrefixIfaceObjectTestCase(
          obj_test_base.BaseObjectIfaceTestCase):
  
      _test_class = subnetpool.SubnetPoolPrefix
  
  
  class SubnetPoolPrefixDbObjectTestCase(
          obj_test_base.BaseDbObjectTestCase,
          testlib_api.SqlTestCase,
          SubnetPoolTestMixin):
  
      _test_class = subnetpool.SubnetPoolPrefix
  
      def setUp(self):
          super(SubnetPoolPrefixDbObjectTestCase, self).setUp()
          self._create_test_subnetpool()
          for obj in itertools.chain(self.db_objs, self.obj_fields, self.objs):
              obj['subnetpool_id'] = self._pool.id
  