def test_changes_sort(self):
class TestObject(obj_base.NovaObject):
def obj_what_changed(self):
return ['z', 'a']
obj = TestObject()
self.assertEqual(['z', 'a'],
obj.obj_to_primitive()['nova_object.changes'])
with fixtures.StableObjectJsonFixture():
self.assertEqual(['a', 'z'],
obj.obj_to_primitive()['nova_object.changes'])
def setUp(self):
"""Run before each test method to initialize test environment."""
super(TestCase, self).setUp()
self.useFixture(
nova_fixtures.Timeout(os.environ.get('OS_TEST_TIMEOUT', 0),
self.TIMEOUT_SCALING_FACTOR))
self.useFixture(fixtures.NestedTempfile())
self.useFixture(fixtures.TempHomeDir())
self.useFixture(log_fixture.get_logging_handle_error_fixture())
self.useFixture(nova_fixtures.OutputStreamCapture())
self.useFixture(nova_fixtures.StandardLogging())
# NOTE(sdague): because of the way we were using the lock
# wrapper we eneded up with a lot of tests that started
# relying on global external locking being set up for them. We
# consider all of these to be *bugs*. Tests should not require
# global external locking, or if they do, they should
# explicitly set it up themselves.
#
# The following REQUIRES_LOCKING class parameter is provided
# as a bridge to get us there. No new tests should be added
# that require it, and existing classes and tests should be
# fixed to not need it.
if self.REQUIRES_LOCKING:
lock_path = self.useFixture(fixtures.TempDir()).path
self.fixture = self.useFixture(
config_fixture.Config(lockutils.CONF))
self.fixture.config(lock_path=lock_path, group='oslo_concurrency')
self.useFixture(conf_fixture.ConfFixture(CONF))
self.useFixture(nova_fixtures.RPCFixture('nova.test'))
if self.USES_DB:
self.useFixture(nova_fixtures.Database())
self.useFixture(nova_fixtures.Database(database='api'))
# NOTE(danms): Flavors are encoded in our original migration
# which means we have no real option other than to migrate them
# onlineish every time we build a new database (for now).
ctxt = context.get_admin_context()
flavor_obj.migrate_flavors(ctxt, 100, hard_delete=True)
elif not self.USES_DB_SELF:
self.useFixture(nova_fixtures.DatabasePoisonFixture())
# NOTE(blk-u): WarningsFixture must be after the Database fixture
# because sqlalchemy-migrate messes with the warnings filters.
self.useFixture(nova_fixtures.WarningsFixture())
# NOTE(danms): Make sure to reset us back to non-remote objects
# for each test to avoid interactions. Also, backup the object
# registry.
objects_base.NovaObject.indirection_api = None
self._base_test_obj_backup = copy.copy(
objects_base.NovaObjectRegistry._registry._obj_classes)
self.addCleanup(self._restore_obj_registry)
self.useFixture(nova_fixtures.StableObjectJsonFixture())
# NOTE(mnaser): All calls to utils.is_neutron() are cached in
# nova.utils._IS_NEUTRON. We set it to None to avoid any
# caching of that value.
utils._IS_NEUTRON = None
mox_fixture = self.useFixture(moxstubout.MoxStubout())
self.mox = mox_fixture.mox
self.stubs = mox_fixture.stubs
self.addCleanup(self._clear_attrs)
self.useFixture(fixtures.EnvironmentVariable('http_proxy'))
self.policy = self.useFixture(policy_fixture.PolicyFixture())
self.useFixture(nova_fixtures.PoisonFunctions())
openstack_driver.DRIVER_CACHE = {}
self.useFixture(nova_fixtures.ForbidNewLegacyNotificationFixture())