def start_fixture(self):
# Set up stderr and stdout captures by directly driving the
# existing nova fixtures that do that. This captures the
# output that happens outside individual tests (for
# example database migrations).
self.standard_logging_fixture = fixtures.StandardLogging()
self.standard_logging_fixture.setUp()
self.output_stream_fixture = fixtures.OutputStreamCapture()
self.output_stream_fixture.setUp()
self.conf = CONF
self.conf.set_override('auth_strategy', 'noauth2', group='api')
# Be explicit about all three database connections to avoid
# potential conflicts with config on disk.
self.conf.set_override('connection', "sqlite://", group='database')
self.conf.set_override('connection', "sqlite://", group='api_database')
self.conf.set_override('connection',
"sqlite://",
group='placement_database')
config.parse_args([],
default_config_files=None,
configure_db=False,
init_rpc=False)
# NOTE(cdent): api and main database are not used but we still need
# to manage them to make the fixtures work correctly and not cause
# conflicts with other tests in the same process.
self.api_db_fixture = fixtures.Database('api')
self.main_db_fixture = fixtures.Database('main')
self.api_db_fixture.reset()
self.main_db_fixture.reset()
os.environ['RP_UUID'] = uuidutils.generate_uuid()
os.environ['RP_NAME'] = uuidutils.generate_uuid()
def test_responds_to_version(self, mock_service_create, mock_get):
"""Ensure the OSAPI server responds to calls sensibly."""
self.skipTest("Fails due to ProxyError in sbuild/builds")
self.useFixture(fixtures.OutputStreamCapture())
self.useFixture(fixtures.StandardLogging())
self.useFixture(conf_fixture.ConfFixture())
self.useFixture(fixtures.RPCFixture('nova.test'))
api = self.useFixture(fixtures.OSAPIFixture()).api
# request the API root, which provides us the versions of the API
resp = api.api_request('/', strip_version=True)
self.assertEqual(200, resp.status_code, resp.content)
# request a bad root url, should be a 404
#
# NOTE(sdague): this currently fails, as it falls into the 300
# dispatcher instead. This is a bug. The test case is left in
# here, commented out until we can address it.
#
# resp = api.api_request('/foo', strip_version=True)
# self.assertEqual(resp.status_code, 400, resp.content)
# request a known bad url, and we should get a 404
resp = api.api_request('/foo')
self.assertEqual(404, resp.status_code, resp.content)
def test_logs_mv(self, emit):
"""Ensure logs register microversion if passed.
This makes sure that microversion logging actually shows up
when appropriate.
"""
emit.return_value = True
self.useFixture(fixtures.OutputStreamCapture())
log = fixtures.StandardLogging()
self.useFixture(log)
self.useFixture(conf_fixture.ConfFixture())
# NOTE(sdague): all these tests are using the
self.useFixture(
fx.MonkeyPatch(
'nova.api.openstack.compute.versions.'
'Versions.support_api_request_version', True))
self.useFixture(fixtures.RPCFixture('nova.test'))
api = self.useFixture(fixtures.OSAPIFixture()).api
api.microversion = '2.25'
resp = api.api_request('/', strip_version=True)
content_length = resp.headers['content-length']
log1 = ('INFO [nova.api.openstack.requestlog] 127.0.0.1 '
'"GET /" status: 200 len: %s microversion: 2.25 time:' %
content_length)
self.assertIn(log1, log.logger.output)
def setUp(self):
"""Run before each test method to initialize test environment."""
super(NoDBTestCase, 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())
self.useFixture(conf_fixture.ConfFixture(CONF))
# NOTE(blk-u): WarningsFixture must be after the Database fixture
# because sqlalchemy-migrate messes with the warnings filters.
self.useFixture(nova_fixtures.WarningsFixture())
mox_fixture = self.useFixture(moxstubout.MoxStubout())
self.mox = mox_fixture.mox
self.stubs = mox_fixture.stubs
self.addCleanup(self._clear_attrs)
self.policy = self.useFixture(policy_fixture.PolicyFixture())
self.useFixture(nova_fixtures.PoisonFunctions())
def test_logs_requests(self, emit):
"""Ensure requests are logged.
Make a standard request for / and ensure there is a log entry.
"""
emit.return_value = True
self.useFixture(fixtures.OutputStreamCapture())
log = fixtures.StandardLogging()
self.useFixture(log)
self.useFixture(conf_fixture.ConfFixture())
self.useFixture(fixtures.RPCFixture('nova.test'))
api = self.useFixture(fixtures.OSAPIFixture()).api
resp = api.api_request('/', strip_version=True)
log1 = ('INFO [nova.api.openstack.requestlog] 127.0.0.1 '
'"GET /v2" status: 204 len: 0 microversion: - time:')
self.assertIn(log1, log.logger.output)
# the content length might vary, but the important part is
# what we log is what we return to the user (which turns out
# to excitingly not be the case with eventlet!)
content_length = resp.headers['content-length']
log2 = ('INFO [nova.api.openstack.requestlog] 127.0.0.1 '
'"GET /" status: 200 len: %s' % content_length)
self.assertIn(log2, log.logger.output)
def start_fixture(self):
# Set up stderr and stdout captures by directly driving the
# existing nova fixtures that do that. This captures the
# output that happens outside individual tests (for
# example database migrations).
self.standard_logging_fixture = fixtures.StandardLogging()
self.standard_logging_fixture.setUp()
self.output_stream_fixture = fixtures.OutputStreamCapture()
self.output_stream_fixture.setUp()
# Filter ignorable warnings during test runs.
self.warnings_fixture = fixtures.WarningsFixture()
self.warnings_fixture.setUp()
self.conf = CONF
self.conf.set_override('auth_strategy', 'noauth2', group='api')
# Be explicit about all three database connections to avoid
# potential conflicts with config on disk.
self.conf.set_override('connection', "sqlite://", group='database')
self.conf.set_override('connection', "sqlite://",
group='api_database')
self.conf.set_override('connection', "sqlite://",
group='placement_database')
# Register CORS opts, but do not set config. This has the
# effect of exercising the "don't use cors" path in
# deploy.py. Without setting some config the group will not
# be present.
self.conf.register_opts(cors.CORS_OPTS, 'cors')
# Make sure default_config_files is an empty list, not None.
# If None /etc/nova/nova.conf is read and confuses results.
config.parse_args([], default_config_files=[], configure_db=False,
init_rpc=False)
# NOTE(cdent): All three database fixtures need to be
# managed for database handling to work and not cause
# conflicts with other tests in the same process.
self._reset_db_flags()
self.placement_db_fixture = fixtures.Database('placement')
self.api_db_fixture = fixtures.Database('api')
self.main_db_fixture = fixtures.Database('main')
self.placement_db_fixture.reset()
self.api_db_fixture.reset()
self.main_db_fixture.reset()
# Do this now instead of waiting for the WSGI app to start so that
# fixtures can have traits.
deploy.update_database()
os.environ['RP_UUID'] = uuidutils.generate_uuid()
os.environ['RP_NAME'] = uuidutils.generate_uuid()
os.environ['CUSTOM_RES_CLASS'] = 'CUSTOM_IRON_NFV'
os.environ['PROJECT_ID'] = uuidutils.generate_uuid()
os.environ['USER_ID'] = uuidutils.generate_uuid()
os.environ['PROJECT_ID_ALT'] = uuidutils.generate_uuid()
os.environ['USER_ID_ALT'] = uuidutils.generate_uuid()
os.environ['INSTANCE_UUID'] = uuidutils.generate_uuid()
os.environ['MIGRATION_UUID'] = uuidutils.generate_uuid()
os.environ['CONSUMER_UUID'] = uuidutils.generate_uuid()
os.environ['PARENT_PROVIDER_UUID'] = uuidutils.generate_uuid()
os.environ['ALT_PARENT_PROVIDER_UUID'] = uuidutils.generate_uuid()
def test_output(self):
self.useFixture(fx.EnvironmentVariable('OS_STDOUT_CAPTURE', '1'))
self.useFixture(fx.EnvironmentVariable('OS_STDERR_CAPTURE', '1'))
out = self.useFixture(fixtures.OutputStreamCapture())
sys.stdout.write("foo")
sys.stderr.write("bar")
self.assertEqual("foo", out.stdout)
self.assertEqual("bar", out.stderr)
def start_fixture(self):
# Set up stderr and stdout captures by directly driving the
# existing nova fixtures that do that. This captures the
# output that happens outside individual tests (for
# example database migrations).
self.standard_logging_fixture = fixtures.StandardLogging()
self.standard_logging_fixture.setUp()
self.output_stream_fixture = fixtures.OutputStreamCapture()
self.output_stream_fixture.setUp()
# Filter ignorable warnings during test runs.
self.warnings_fixture = fixtures.WarningsFixture()
self.warnings_fixture.setUp()
self.conf_fixture = config_fixture.Config(CONF)
self.conf_fixture.setUp()
# The Database fixture will get confused if only one of the databases
# is configured.
for group in ('placement_database', 'api_database', 'database'):
self.conf_fixture.config(group=group,
connection='sqlite://',
sqlite_synchronous=False)
self.conf_fixture.config(group='api', auth_strategy='noauth2')
self.context = context.RequestContext()
# Register CORS opts, but do not set config. This has the
# effect of exercising the "don't use cors" path in
# deploy.py. Without setting some config the group will not
# be present.
CONF.register_opts(cors.CORS_OPTS, 'cors')
# Make sure default_config_files is an empty list, not None.
# If None /etc/nova/nova.conf is read and confuses results.
CONF([], default_config_files=[])
self._reset_db_flags()
self.placement_db_fixture = fixtures.Database('placement')
self.placement_db_fixture.setUp()
# Do this now instead of waiting for the WSGI app to start so that
# fixtures can have traits.
deploy.update_database()
os.environ['RP_UUID'] = uuidutils.generate_uuid()
os.environ['RP_NAME'] = uuidutils.generate_uuid()
os.environ['CUSTOM_RES_CLASS'] = 'CUSTOM_IRON_NFV'
os.environ['PROJECT_ID'] = uuidutils.generate_uuid()
os.environ['USER_ID'] = uuidutils.generate_uuid()
os.environ['PROJECT_ID_ALT'] = uuidutils.generate_uuid()
os.environ['USER_ID_ALT'] = uuidutils.generate_uuid()
os.environ['INSTANCE_UUID'] = uuidutils.generate_uuid()
os.environ['MIGRATION_UUID'] = uuidutils.generate_uuid()
os.environ['CONSUMER_UUID'] = uuidutils.generate_uuid()
os.environ['PARENT_PROVIDER_UUID'] = uuidutils.generate_uuid()
os.environ['ALT_PARENT_PROVIDER_UUID'] = uuidutils.generate_uuid()
def start_fixture(self):
# Set up stderr and stdout captures by directly driving the
# existing nova fixtures that do that. This captures the
# output that happens outside individual tests (for
# example database migrations).
self.standard_logging_fixture = fixtures.StandardLogging()
self.standard_logging_fixture.setUp()
self.output_stream_fixture = fixtures.OutputStreamCapture()
self.output_stream_fixture.setUp()
self.conf = CONF
self.conf.set_override('auth_strategy', 'noauth2', group='api')
# Be explicit about all three database connections to avoid
# potential conflicts with config on disk.
self.conf.set_override('connection', "sqlite://", group='database')
self.conf.set_override('connection', "sqlite://", group='api_database')
# Register CORS opts, but do not set config. This has the
# effect of exercising the "don't use cors" path in
# deploy.py. Without setting some config the group will not
# be present.
self.conf.register_opts(cors.CORS_OPTS, 'cors')
# Make sure default_config_files is an empty list, not None.
# If None /etc/nova/nova.conf is read and confuses results.
config.parse_args([],
default_config_files=[],
configure_db=False,
init_rpc=False)
# NOTE(cdent): api and main database are not used but we still need
# to manage them to make the fixtures work correctly and not cause
# conflicts with other tests in the same process.
self.api_db_fixture = fixtures.Database('api')
self.main_db_fixture = fixtures.Database('main')
self.api_db_fixture.reset()
self.main_db_fixture.reset()
os.environ['RP_UUID'] = uuidutils.generate_uuid()
os.environ['RP_NAME'] = uuidutils.generate_uuid()
os.environ['CUSTOM_RES_CLASS'] = 'CUSTOM_IRON_NFV'
os.environ['PROJECT_ID'] = uuidutils.generate_uuid()
os.environ['USER_ID'] = uuidutils.generate_uuid()
os.environ['PROJECT_ID_ALT'] = uuidutils.generate_uuid()
os.environ['USER_ID_ALT'] = uuidutils.generate_uuid()
os.environ['INSTANCE_UUID'] = uuidutils.generate_uuid()
os.environ['MIGRATION_UUID'] = uuidutils.generate_uuid()
os.environ['CONSUMER_UUID'] = uuidutils.generate_uuid()
def start_fixture(self):
# Set up a logger for errors that will display to screen,
# otherwise gabbi failures can be hard to debug while doing
# TDD. Establish here but don't add until after the logging
# fixture is started, because that cares about handler
# ordering.
error_log = logging.StreamHandler()
error_log.setLevel(logging.ERROR)
# Set up stderr and stdout captures by directly driving the
# existing nova fixtures that do that.
self.standard_logging_fixture = fixtures.StandardLogging()
self.standard_logging_fixture.setUp()
self.output_stream_fixture = fixtures.OutputStreamCapture()
self.output_stream_fixture.setUp()
# add the error handler
# catastrophic error messages in a useful way
logging.getLogger().addHandler(error_log)
self.conf = CONF
self.conf.set_override('auth_strategy', 'noauth2')
# Be explicit about all three database connections to avoid
# potential conflicts with config on disk.
self.conf.set_override('connection', "sqlite://", group='database')
self.conf.set_override('connection', "sqlite://",
group='api_database')
self.conf.set_override('connection', "sqlite://",
group='placement_database')
config.parse_args([], default_config_files=None, configure_db=False,
init_rpc=False)
# NOTE(cdent): api and main database are not used but we still need
# to manage them to make the fixtures work correctly and not cause
# conflicts with other tests in the same process.
self.api_db_fixture = fixtures.Database('api')
self.main_db_fixture = fixtures.Database('main')
self.api_db_fixture.reset()
self.main_db_fixture.reset()
os.environ['RP_UUID'] = uuidutils.generate_uuid()
os.environ['RP_NAME'] = uuidutils.generate_uuid()
def test_logs_under_exception(self, emit, v_index):
"""Ensure that logs still emit under unexpected failure.
If we get an unexpected failure all the way up to the top, we should
still have a record of that request via the except block.
"""
emit.return_value = True
v_index.side_effect = Exception("Unexpected Error")
self.useFixture(fixtures.OutputStreamCapture())
log = fixtures.StandardLogging()
self.useFixture(log)
self.useFixture(conf_fixture.ConfFixture())
self.useFixture(fixtures.RPCFixture('nova.test'))
api = self.useFixture(fixtures.OSAPIFixture()).api
api.api_request('/', strip_version=True)
log1 = ('INFO [nova.api.openstack.requestlog] 127.0.0.1 "GET /"'
' status: 500 len: 0 microversion: - time:')
self.assertIn(log1, log.logger.output)
def test_no_log_under_eventlet(self, emit):
"""Ensure that logs don't end up under eventlet.
We still set the _should_emit return value directly to prevent
the situation where eventlet is removed from tests and this
preventing that.
NOTE(sdague): this test can be deleted when eventlet is no
longer supported for the wsgi stack in Nova.
"""
emit.return_value = False
self.useFixture(fixtures.OutputStreamCapture())
log = fixtures.StandardLogging()
self.useFixture(log)
self.useFixture(conf_fixture.ConfFixture())
self.useFixture(fixtures.RPCFixture('nova.test'))
api = self.useFixture(fixtures.OSAPIFixture()).api
api.api_request('/', strip_version=True)
self.assertNotIn("nova.api.openstack.requestlog", log.logger.output)
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())
def setUp(self):
super(TestPolicyCheck, self).setUp()
self.output = self.useFixture(fixtures.OutputStreamCapture())
self.policy = self.useFixture(policy_fixture.RealPolicyFixture())
self.cmd = policy_check.PolicyCommands()
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.output = nova_fixtures.OutputStreamCapture()
self.useFixture(self.output)
self.stdlog = nova_fixtures.StandardLogging()
self.useFixture(self.stdlog)
# NOTE(sdague): because of the way we were using the lock
# wrapper we ended 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))
if self.STUB_RPC:
self.useFixture(nova_fixtures.RPCFixture('nova.test'))
# we cannot set this in the ConfFixture as oslo only registers the
# notification opts at the first instantiation of a Notifier that
# happens only in the RPCFixture
CONF.set_default('driver', ['test'],
group='oslo_messaging_notifications')
# 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)
objects.Service.clear_min_version_cache()
# NOTE(danms): Reset the cached list of cells
from nova.compute import api
api.CELLS = []
context.CELL_CACHE = {}
context.CELLS = []
self.cell_mappings = {}
self.host_mappings = {}
# NOTE(danms): If the test claims to want to set up the database
# itself, then it is responsible for all the mapping stuff too.
if self.USES_DB:
# NOTE(danms): Full database setup involves a cell0, cell1,
# and the relevant mappings.
self.useFixture(nova_fixtures.Database(database='api'))
self.useFixture(nova_fixtures.Database(database='placement'))
self._setup_cells()
self.useFixture(nova_fixtures.DefaultFlavorsFixture())
elif not self.USES_DB_SELF:
# NOTE(danms): If not using the database, we mock out the
# mapping stuff and effectively collapse everything to a
# single cell.
self.useFixture(nova_fixtures.SingleCellSimple())
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())
self.useFixture(ovo_fixture.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
# Reset the traits sync and rc cache flags
def _reset_traits():
resource_provider._TRAITS_SYNCED = False
_reset_traits()
self.addCleanup(_reset_traits)
resource_provider._RC_CACHE = None
# Reset the global QEMU version flag.
images.QEMU_VERSION = 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.placement_policy = self.useFixture(
policy_fixture.PlacementPolicyFixture())
self.useFixture(nova_fixtures.PoisonFunctions())
openstack_driver.DRIVER_CACHE = {}
self.useFixture(nova_fixtures.ForbidNewLegacyNotificationFixture())
# NOTE(mikal): make sure we don't load a privsep helper accidentally
self.useFixture(nova_fixtures.PrivsepNoHelperFixture())
self.useFixture(mock_fixture.MockAutospecFixture())
# FIXME(danms): Disable this for all tests by default to avoid breaking
# any that depend on default/previous ordering
self.flags(build_failure_weight_multiplier=0.0,
group='filter_scheduler')
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 ended 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'))
# 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)
# NOTE(danms): Reset the cached list of cells
from nova.compute import api
api.CELLS = []
self.cell_mappings = {}
self.host_mappings = {}
# NOTE(danms): If the test claims to want to set up the database
# itself, then it is responsible for all the mapping stuff too.
if self.USES_DB:
# NOTE(danms): Full database setup involves a cell0, cell1,
# and the relevant mappings.
self.useFixture(nova_fixtures.Database(database='api'))
self._setup_cells()
self.useFixture(nova_fixtures.DefaultFlavorsFixture())
elif not self.USES_DB_SELF:
# NOTE(danms): If not using the database, we mock out the
# mapping stuff and effectively collapse everything to a
# single cell.
self.useFixture(nova_fixtures.SingleCellSimple())
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())
self.useFixture(ovo_fixture.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())
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(nova_fixtures.TranslationFixture())
self.useFixture(log_fixture.get_logging_handle_error_fixture())
self.useFixture(nova_fixtures.OutputStreamCapture())
self.useFixture(nova_fixtures.StandardLogging())
rpc.add_extra_exmods('nova.test')
self.addCleanup(rpc.clear_extra_exmods)
self.addCleanup(rpc.cleanup)
# 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.messaging_conf = messaging_conffixture.ConfFixture(CONF)
self.messaging_conf.transport_driver = 'fake'
self.useFixture(self.messaging_conf)
rpc.init(CONF)
if self.USES_DB:
self.useFixture(nova_fixtures.Database())
# 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.NovaObject._obj_classes)
self.addCleanup(self._restore_obj_registry)
# 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())