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OpenStack Study: core.py**** CubicPower OpenStack Study ****
# Copyright 2012 OpenStack Foundation # # 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. from __future__ import absolute_import import atexit import copy import functools import os import re import shutil import socket import sys import time import warnings import fixtures import logging from paste import deploy import six import testtools from testtools import testcase import webob from keystone.openstack.common.fixture import mockpatch from keystone.openstack.common import gettextutils # NOTE(ayoung) # environment.use_eventlet must run before any of the code that will # call the eventlet monkeypatching. from keystone.common import environment environment.use_eventlet() from keystone import auth from keystone.common import dependency from keystone.common import kvs from keystone.common.kvs import core as kvs_core from keystone.common import sql from keystone.common.sql import migration_helpers from keystone.common import utils as common_utils from keystone import config from keystone import exception from keystone import notifications from keystone.openstack.common.db import options as db_options from keystone.openstack.common.db.sqlalchemy import migration from keystone.openstack.common.fixture import config as config_fixture from keystone.openstack.common.gettextutils import _ from keystone.openstack.common import log from keystone import service from keystone.tests import ksfixtures # NOTE(dstanek): Tests inheriting from TestCase depend on having the # policy_file command-line option declared before setUp runs. Importing the # oslo policy module automatically declares the option. from keystone.openstack.common import policy as common_policy # noqa config.configure() LOG = log.getLogger(__name__) PID = six.text_type(os.getpid()) TESTSDIR = os.path.dirname(os.path.abspath(__file__)) TESTCONF = os.path.join(TESTSDIR, 'config_files') ROOTDIR = os.path.normpath(os.path.join(TESTSDIR, '..', '..')) VENDOR = os.path.join(ROOTDIR, 'vendor') ETCDIR = os.path.join(ROOTDIR, 'etc')
**** CubicPower OpenStack Study **** def _calc_tmpdir(): env_val = os.environ.get('KEYSTONE_TEST_TEMP_DIR') if not env_val: return os.path.join(TESTSDIR, 'tmp', PID) return os.path.join(env_val, PID) TMPDIR = _calc_tmpdir() CONF = config.CONF exception._FATAL_EXCEPTION_FORMAT_ERRORS = True os.makedirs(TMPDIR) atexit.register(shutil.rmtree, TMPDIR)
**** CubicPower OpenStack Study **** class dirs: @staticmethod
**** CubicPower OpenStack Study **** def root(*p): return os.path.join(ROOTDIR, *p) @staticmethod
**** CubicPower OpenStack Study **** def etc(*p): return os.path.join(ETCDIR, *p) @staticmethod
**** CubicPower OpenStack Study **** def tests(*p): return os.path.join(TESTSDIR, *p) @staticmethod
**** CubicPower OpenStack Study **** def tmp(*p): return os.path.join(TMPDIR, *p) @staticmethod
**** CubicPower OpenStack Study **** def tests_conf(*p): return os.path.join(TESTCONF, *p) # keystone.common.sql.initialize() for testing. DEFAULT_TEST_DB_FILE = dirs.tmp('test.db') def _initialize_sql_session(): # Make sure the DB is located in the correct location, in this case set # the default value, as this should be able to be overridden in some # test cases. db_file = DEFAULT_TEST_DB_FILE db_options.set_defaults( sql_connection='sqlite:///%s' % db_file, sqlite_db=db_file) _initialize_sql_session() def checkout_vendor(repo, rev): # TODO(termie): this function is a good target for some optimizations :PERF name = repo.split('/')[-1] if name.endswith('.git'): name = name[:-4] working_dir = os.getcwd() revdir = os.path.join(VENDOR, '%s-%s' % (name, rev.replace('/', '_'))) modcheck = os.path.join(VENDOR, '.%s-%s' % (name, rev.replace('/', '_'))) try: if os.path.exists(modcheck): mtime = os.stat(modcheck).st_mtime if int(time.time()) - mtime < 10000: return revdir if not os.path.exists(revdir): common_utils.git('clone', repo, revdir) os.chdir(revdir) common_utils.git('checkout', '-q', 'master') common_utils.git('pull', '-q') common_utils.git('checkout', '-q', rev) # write out a modified time with open(modcheck, 'w') as fd: fd.write('1') except environment.subprocess.CalledProcessError: LOG.warning(_('Failed to checkout %s'), repo) os.chdir(working_dir) return revdir def setup_database(): db = dirs.tmp('test.db') pristine = dirs.tmp('test.db.pristine') if os.path.exists(db): os.unlink(db) if not os.path.exists(pristine): migration.db_sync(sql.get_engine(), migration_helpers.find_migrate_repo()) migration_helpers.sync_database_to_version(extension='revoke') shutil.copyfile(db, pristine) else: shutil.copyfile(pristine, db) def teardown_database(): sql.cleanup() @atexit.register def remove_test_databases(): db = dirs.tmp('test.db') if os.path.exists(db): os.unlink(db) pristine = dirs.tmp('test.db.pristine') if os.path.exists(pristine): os.unlink(pristine) def generate_paste_config(extension_name): # Generate a file, based on keystone-paste.ini, that is named: # extension_name.ini, and includes extension_name in the pipeline with open(dirs.etc('keystone-paste.ini'), 'r') as f: contents = f.read() new_contents = contents.replace(' service_v3', ' %s service_v3' % (extension_name)) new_paste_file = dirs.tmp(extension_name + '.ini') with open(new_paste_file, 'w') as f: f.write(new_contents) return new_paste_file def remove_generated_paste_config(extension_name): # Remove the generated paste config file, named extension_name.ini paste_file_to_remove = dirs.tmp(extension_name + '.ini') os.remove(paste_file_to_remove) def skip_if_cache_disabled(*sections): """This decorator is used to skip a test if caching is disabled either globally or for the specific section. In the code fragment:: @skip_if_cache_is_disabled('assignment', 'token') def test_method(*args): ... The method test_method would be skipped if caching is disabled globally via the `enabled` option in the `cache` section of the configuration or if the `caching` option is set to false in either `assignment` or `token` sections of the configuration. This decorator can be used with no arguments to only check global caching. If a specified configuration section does not define the `caching` option, this decorator makes the same assumption as the `should_cache_fn` in keystone.common.cache that caching should be enabled. """
**** CubicPower OpenStack Study **** def test_method(*args): ... The method test_method would be skipped if caching is disabled globally via the `enabled` option in the `cache` section of the configuration or if the `caching` option is set to false in either `assignment` or `token` sections of the configuration. This decorator can be used with no arguments to only check global caching. If a specified configuration section does not define the `caching` option, this decorator makes the same assumption as the `should_cache_fn` in keystone.common.cache that caching should be enabled. """
**** CubicPower OpenStack Study **** def wrapper(f): @functools.wraps(f) def inner(*args, **kwargs): if not CONF.cache.enabled: raise testcase.TestSkipped('Cache globally disabled.') for s in sections: conf_sec = getattr(CONF, s, None) if conf_sec is not None: if not getattr(conf_sec, 'caching', True): raise testcase.TestSkipped('%s caching disabled.' % s) return f(*args, **kwargs) return inner return wrapper
**** CubicPower OpenStack Study **** def inner(*args, **kwargs): if not CONF.cache.enabled: raise testcase.TestSkipped('Cache globally disabled.') for s in sections: conf_sec = getattr(CONF, s, None) if conf_sec is not None: if not getattr(conf_sec, 'caching', True): raise testcase.TestSkipped('%s caching disabled.' % s) return f(*args, **kwargs) return inner return wrapper
**** CubicPower OpenStack Study **** class UnexpectedExit(Exception): pass
**** CubicPower OpenStack Study **** class TestClient(object):
**** CubicPower OpenStack Study **** def __init__(self, app=None, token=None): self.app = app self.token = token
**** CubicPower OpenStack Study **** def request(self, method, path, headers=None, body=None): if headers is None: headers = {} if self.token: headers.setdefault('X-Auth-Token', self.token) req = webob.Request.blank(path) req.method = method for k, v in six.iteritems(headers): req.headers[k] = v if body: req.body = body return req.get_response(self.app)
**** CubicPower OpenStack Study **** def get(self, path, headers=None): return self.request('GET', path=path, headers=headers)
**** CubicPower OpenStack Study **** def post(self, path, headers=None, body=None): return self.request('POST', path=path, headers=headers, body=body)
**** CubicPower OpenStack Study **** def put(self, path, headers=None, body=None): return self.request('PUT', path=path, headers=headers, body=body)
**** CubicPower OpenStack Study **** class NoModule(object): """A mixin class to provide support for unloading/disabling modules."""
**** CubicPower OpenStack Study **** def setUp(self): super(NoModule, self).setUp() self._finders = [] def cleanup_finders(): for finder in self._finders: sys.meta_path.remove(finder) del self._finders self.addCleanup(cleanup_finders) self._cleared_modules = {} def cleanup_modules(): sys.modules.update(self._cleared_modules) del self._cleared_modules self.addCleanup(cleanup_modules)
**** CubicPower OpenStack Study **** def cleanup_finders(): for finder in self._finders: sys.meta_path.remove(finder) del self._finders self.addCleanup(cleanup_finders) self._cleared_modules = {}
**** CubicPower OpenStack Study **** def cleanup_modules(): sys.modules.update(self._cleared_modules) del self._cleared_modules self.addCleanup(cleanup_modules)
**** CubicPower OpenStack Study **** def clear_module(self, module): cleared_modules = {} for fullname in sys.modules.keys(): if fullname == module or fullname.startswith(module + '.'): cleared_modules[fullname] = sys.modules.pop(fullname) return cleared_modules
**** CubicPower OpenStack Study **** def disable_module(self, module): """Ensure ImportError for the specified module.""" # Clear 'module' references in sys.modules self._cleared_modules.update(self.clear_module(module)) # Disallow further imports of 'module' class NoModule(object): def find_module(self, fullname, path): if fullname == module or fullname.startswith(module + '.'): raise ImportError finder = NoModule() self._finders.append(finder) sys.meta_path.insert(0, finder)
**** CubicPower OpenStack Study **** class BaseTestCase(testtools.TestCase): """Light weight base test class. This is a placeholder that will eventually go away once thc setup/teardown in TestCase is properly trimmed down to the bare essentials. This is really just a play to speed up the tests by eliminating unnecessary work. """
**** CubicPower OpenStack Study **** def cleanup_instance(self, *names): """Create a function suitable for use with self.addCleanup. :returns: a callable that uses a closure to delete instance attributes """ def cleanup(): for name in names: # TODO(dstanek): remove this 'if' statement once # load_backend in test_backend_ldap is only called once # per test if hasattr(self, name): delattr(self, name) return cleanup @dependency.optional('revoke_api')
**** CubicPower OpenStack Study **** def cleanup(): for name in names: # TODO(dstanek): remove this 'if' statement once # load_backend in test_backend_ldap is only called once # per test if hasattr(self, name): delattr(self, name) return cleanup @dependency.optional('revoke_api')
**** CubicPower OpenStack Study **** class TestCase(BaseTestCase): _config_file_list = []
**** CubicPower OpenStack Study **** def config_files(self): return copy.copy(self._config_file_list)
**** CubicPower OpenStack Study **** def config_overrides(self): self.config_fixture.config(policy_file=dirs.etc('policy.json')) self.config_fixture.config( group='auth', methods=['keystone.auth.plugins.external.DefaultDomain', 'keystone.auth.plugins.password.Password', 'keystone.auth.plugins.token.Token', 'keystone.auth.plugins.oauth1.OAuth', 'keystone.auth.plugins.saml2.Saml2']) self.config_fixture.config( # TODO(morganfainberg): Make Cache Testing a separate test case # in tempest, and move it out of the base unit tests. group='cache', backend='dogpile.cache.memory', enabled=True, proxies=['keystone.tests.test_cache.CacheIsolatingProxy']) self.config_fixture.config( group='catalog', driver='keystone.catalog.backends.templated.Catalog', template_file=dirs.tests('default_catalog.templates')) self.config_fixture.config( group='identity', driver='keystone.identity.backends.kvs.Identity') self.config_fixture.config( group='kvs', backends=[ 'keystone.tests.test_kvs.KVSBackendForcedKeyMangleFixture', 'keystone.tests.test_kvs.KVSBackendFixture']) self.config_fixture.config( group='revoke', driver='keystone.contrib.revoke.backends.kvs.Revoke') self.config_fixture.config( group='signing', certfile='examples/pki/certs/signing_cert.pem', keyfile='examples/pki/private/signing_key.pem', ca_certs='examples/pki/certs/cacert.pem') self.config_fixture.config( group='token', driver='keystone.token.backends.kvs.Token') self.config_fixture.config( group='trust', driver='keystone.trust.backends.kvs.Trust')
**** CubicPower OpenStack Study **** def setUp(self): super(TestCase, self).setUp() self.addCleanup(self.cleanup_instance( '_paths', '_memo', '_overrides', '_group_overrides', 'maxDiff', 'exit_patch', 'config_fixture', 'logger')) self._paths = [] def _cleanup_paths(): for path in self._paths: if path in sys.path: sys.path.remove(path) self.addCleanup(_cleanup_paths) self._memo = {} self._overrides = [] self._group_overrides = {} # show complete diffs on failure self.maxDiff = None self.addCleanup(CONF.reset) self.exit_patch = self.useFixture(mockpatch.PatchObject(sys, 'exit')) self.exit_patch.mock.side_effect = UnexpectedExit self.config_fixture = self.useFixture(config_fixture.Config(CONF)) self.config(self.config_files()) self.config_overrides() self.logger = self.useFixture(fixtures.FakeLogger(level=logging.DEBUG)) warnings.filterwarnings('ignore', category=DeprecationWarning) self.useFixture(ksfixtures.Cache()) # Clear the registry of providers so that providers from previous # tests aren't used. self.addCleanup(dependency.reset) self.addCleanup(kvs.INMEMDB.clear) # Ensure Notification subscriotions and resource types are empty self.addCleanup(notifications.SUBSCRIBERS.clear) self.addCleanup(notifications._reset_notifier) # Reset the auth-plugin registry self.addCleanup(self.clear_auth_plugin_registry)
**** CubicPower OpenStack Study **** def _cleanup_paths(): for path in self._paths: if path in sys.path: sys.path.remove(path) self.addCleanup(_cleanup_paths) self._memo = {} self._overrides = [] self._group_overrides = {} # show complete diffs on failure self.maxDiff = None self.addCleanup(CONF.reset) self.exit_patch = self.useFixture(mockpatch.PatchObject(sys, 'exit')) self.exit_patch.mock.side_effect = UnexpectedExit self.config_fixture = self.useFixture(config_fixture.Config(CONF)) self.config(self.config_files()) self.config_overrides() self.logger = self.useFixture(fixtures.FakeLogger(level=logging.DEBUG)) warnings.filterwarnings('ignore', category=DeprecationWarning) self.useFixture(ksfixtures.Cache()) # Clear the registry of providers so that providers from previous # tests aren't used. self.addCleanup(dependency.reset) self.addCleanup(kvs.INMEMDB.clear) # Ensure Notification subscriotions and resource types are empty self.addCleanup(notifications.SUBSCRIBERS.clear) self.addCleanup(notifications._reset_notifier) # Reset the auth-plugin registry self.addCleanup(self.clear_auth_plugin_registry)
**** CubicPower OpenStack Study **** def config(self, config_files): CONF(args=[], project='keystone', default_config_files=config_files)
**** CubicPower OpenStack Study **** def load_backends(self): """Initializes each manager and assigns them to an attribute.""" # TODO(blk-u): Shouldn't need to clear the registry here, but some # tests call load_backends multiple times. These should be fixed to # only call load_backends once. dependency.reset() # TODO(morganfainberg): Shouldn't need to clear the registry here, but # some tests call load_backends multiple times. Since it is not # possible to re-configure a backend, we need to clear the list. This # should eventually be removed once testing has been cleaned up. kvs_core.KEY_VALUE_STORE_REGISTRY.clear() self.clear_auth_plugin_registry() drivers = service.load_backends() drivers.update(dependency.resolve_future_dependencies()) for manager_name, manager in six.iteritems(drivers): setattr(self, manager_name, manager) self.addCleanup(self.cleanup_instance(*drivers.keys())) # The credential backend only supports SQL, so we always have to load # the tables. self.engine = sql.get_engine() self.addCleanup(sql.cleanup) self.addCleanup(self.cleanup_instance('engine')) sql.ModelBase.metadata.create_all(bind=self.engine) self.addCleanup(sql.ModelBase.metadata.drop_all, bind=self.engine)
**** CubicPower OpenStack Study **** def load_fixtures(self, fixtures): """Hacky basic and naive fixture loading based on a python module. Expects that the various APIs into the various services are already defined on `self`. """ # NOTE(dstanek): create a list of attribute names to be removed # from this instance during cleanup fixtures_to_cleanup = [] # TODO(termie): doing something from json, probably based on Django's # loaddata will be much preferred. if hasattr(self, 'identity_api') and hasattr(self, 'assignment_api'): for domain in fixtures.DOMAINS: try: rv = self.assignment_api.create_domain(domain['id'], domain) except exception.Conflict: rv = self.assignment_api.get_domain(domain['id']) except exception.NotImplemented: rv = domain attrname = 'domain_%s' % domain['id'] setattr(self, attrname, rv) fixtures_to_cleanup.append(attrname) for tenant in fixtures.TENANTS: try: rv = self.assignment_api.create_project( tenant['id'], tenant) except exception.Conflict: rv = self.assignment_api.get_project(tenant['id']) attrname = 'tenant_%s' % tenant['id'] setattr(self, attrname, rv) fixtures_to_cleanup.append(attrname) for role in fixtures.ROLES: try: rv = self.assignment_api.create_role(role['id'], role) except exception.Conflict: rv = self.assignment_api.get_role(role['id']) attrname = 'role_%s' % role['id'] setattr(self, attrname, rv) fixtures_to_cleanup.append(attrname) for user in fixtures.USERS: user_copy = user.copy() tenants = user_copy.pop('tenants') try: self.identity_api.create_user(user['id'], user_copy) except exception.Conflict: pass for tenant_id in tenants: try: self.assignment_api.add_user_to_project(tenant_id, user['id']) except exception.Conflict: pass attrname = 'user_%s' % user['id'] setattr(self, attrname, user_copy) fixtures_to_cleanup.append(attrname) self.addCleanup(self.cleanup_instance(*fixtures_to_cleanup))
**** CubicPower OpenStack Study **** def _paste_config(self, config): if not config.startswith('config:'): test_path = os.path.join(TESTSDIR, config) etc_path = os.path.join(ROOTDIR, 'etc', config) for path in [test_path, etc_path]: if os.path.exists('%s-paste.ini' % path): return 'config:%s-paste.ini' % path return config
**** CubicPower OpenStack Study **** def loadapp(self, config, name='main'): return deploy.loadapp(self._paste_config(config), name=name)
**** CubicPower OpenStack Study **** def client(self, app, *args, **kw): return TestClient(app, *args, **kw)
**** CubicPower OpenStack Study **** def add_path(self, path): sys.path.insert(0, path) self._paths.append(path)
**** CubicPower OpenStack Study **** def clear_auth_plugin_registry(self): auth.controllers.AUTH_METHODS.clear() auth.controllers.AUTH_PLUGINS_LOADED = False
**** CubicPower OpenStack Study **** def assertCloseEnoughForGovernmentWork(self, a, b, delta=3): """Asserts that two datetimes are nearly equal within a small delta. :param delta: Maximum allowable time delta, defined in seconds. """ msg = '%s != %s within %s delta' % (a, b, delta) self.assertTrue(abs(a - b).seconds <= delta, msg)
**** CubicPower OpenStack Study **** def assertNotEmpty(self, l): self.assertTrue(len(l))
**** CubicPower OpenStack Study **** def assertDictEqual(self, d1, d2, msg=None): self.assertIsInstance(d1, dict) self.assertIsInstance(d2, dict) self.assertEqual(d1, d2, msg)
**** CubicPower OpenStack Study **** def assertRaisesRegexp(self, expected_exception, expected_regexp, callable_obj, *args, **kwargs): """Asserts that the message in a raised exception matches a regexp. """ try: callable_obj(*args, **kwargs) except expected_exception as exc_value: if isinstance(expected_regexp, six.string_types): expected_regexp = re.compile(expected_regexp) if isinstance(exc_value.args[0], gettextutils.Message): if not expected_regexp.search(six.text_type(exc_value)): raise self.failureException( '"%s" does not match "%s"' % (expected_regexp.pattern, six.text_type(exc_value))) else: if not expected_regexp.search(str(exc_value)): raise self.failureException( '"%s" does not match "%s"' % (expected_regexp.pattern, str(exc_value))) else: if hasattr(expected_exception, '__name__'): excName = expected_exception.__name__ else: excName = str(expected_exception) raise self.failureException("%s not raised" % excName)
**** CubicPower OpenStack Study **** def assertDictContainsSubset(self, expected, actual, msg=None): """Checks whether actual is a superset of expected.""" def safe_repr(obj, short=False): _MAX_LENGTH = 80 try: result = repr(obj) except Exception: result = object.__repr__(obj) if not short or len(result) < _MAX_LENGTH: return result return result[:_MAX_LENGTH] + ' [truncated]...' missing = [] mismatched = [] for key, value in six.iteritems(expected): if key not in actual: missing.append(key) elif value != actual[key]: mismatched.append('%s, expected: %s, actual: %s' % (safe_repr(key), safe_repr(value), safe_repr(actual[key]))) if not (missing or mismatched): return standardMsg = '' if missing: standardMsg = 'Missing: %s' % ','.join(safe_repr(m) for m in missing) if mismatched: if standardMsg: standardMsg += '; ' standardMsg += 'Mismatched values: %s' % ','.join(mismatched) self.fail(self._formatMessage(msg, standardMsg)) @property
**** CubicPower OpenStack Study **** def safe_repr(obj, short=False): _MAX_LENGTH = 80 try: result = repr(obj) except Exception: result = object.__repr__(obj) if not short or len(result) < _MAX_LENGTH: return result return result[:_MAX_LENGTH] + ' [truncated]...' missing = [] mismatched = [] for key, value in six.iteritems(expected): if key not in actual: missing.append(key) elif value != actual[key]: mismatched.append('%s, expected: %s, actual: %s' % (safe_repr(key), safe_repr(value), safe_repr(actual[key]))) if not (missing or mismatched): return standardMsg = '' if missing: standardMsg = 'Missing: %s' % ','.join(safe_repr(m) for m in missing) if mismatched: if standardMsg: standardMsg += '; ' standardMsg += 'Mismatched values: %s' % ','.join(mismatched) self.fail(self._formatMessage(msg, standardMsg)) @property
**** CubicPower OpenStack Study **** def ipv6_enabled(self): if socket.has_ipv6: sock = None try: sock = socket.socket(socket.AF_INET6) # NOTE(Mouad): Try to bind to IPv6 loopback ip address. sock.bind(("::1", 0)) return True except socket.error: pass finally: if sock: sock.close() return False
**** CubicPower OpenStack Study **** def skip_if_no_ipv6(self): if not self.ipv6_enabled: raise self.skipTest("IPv6 is not enabled in the system")
**** CubicPower OpenStack Study **** def skip_if_env_not_set(self, env_var): if not os.environ.get(env_var): self.skipTest('Env variable %s is not set.' % env_var)
**** CubicPower OpenStack Study **** def assertSetEqual(self, set1, set2, msg=None): # TODO(morganfainberg): Remove this and self._assertSetEqual once # support for python 2.6 is no longer needed. if (sys.version_info < (2, 7)): return self._assertSetEqual(set1, set2, msg=None) else: # use the native assertSetEqual return super(TestCase, self).assertSetEqual(set1, set2, msg=msg)
**** CubicPower OpenStack Study **** def _assertSetEqual(self, set1, set2, msg=None): """A set-specific equality assertion. Args: set1: The first set to compare. set2: The second set to compare. msg: Optional message to use on failure instead of a list of differences. assertSetEqual uses ducktyping to support different types of sets, and is optimized for sets specifically (parameters must support a difference method). """ try: difference1 = set1.difference(set2) except TypeError as e: self.fail('invalid type when attempting set difference: %s' % e) except AttributeError as e: self.fail('first argument does not support set difference: %s' % e) try: difference2 = set2.difference(set1) except TypeError as e: self.fail('invalid type when attempting set difference: %s' % e) except AttributeError as e: self.fail('second argument does not support set difference: %s' % e) if not (difference1 or difference2): return lines = [] if difference1: lines.append('Items in the first set but not the second:') for item in difference1: lines.append(repr(item)) if difference2: lines.append('Items in the second set but not the first:') for item in difference2: lines.append(repr(item)) standardMsg = '\n'.join(lines) self.fail(self._formatMessage(msg, standardMsg))
**** CubicPower OpenStack Study **** class SQLDriverOverrides(object): """A mixin for consolidating sql-specific test overrides."""
**** CubicPower OpenStack Study **** def config_overrides(self): super(SQLDriverOverrides, self).config_overrides() # SQL specific driver overrides self.config_fixture.config( group='catalog', driver='keystone.catalog.backends.sql.Catalog') self.config_fixture.config( group='ec2', driver='keystone.contrib.ec2.backends.sql.Ec2') self.config_fixture.config( group='identity', driver='keystone.identity.backends.sql.Identity') self.config_fixture.config( group='policy', driver='keystone.policy.backends.sql.Policy') self.config_fixture.config( group='revoke', driver='keystone.contrib.revoke.backends.sql.Revoke') self.config_fixture.config( group='token', driver='keystone.token.backends.sql.Token') self.config_fixture.config( group='trust', driver='keystone.trust.backends.sql.Trust')
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