5be1b6a6a9
* H305 imports not grouped correctly * H307 like imports should be grouped together Change-Id: I08dafc4fa150d2213b2bb002da7c9ee0ee517fac
499 lines
17 KiB
Python
499 lines
17 KiB
Python
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# Copyright 2013 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import testscenarios
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from oslo.config import cfg
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from oslo import messaging
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from oslo.messaging import serializer as msg_serializer
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from tests import utils as test_utils
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load_tests = testscenarios.load_tests_apply_scenarios
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class _FakeTransport(object):
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def __init__(self, conf):
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self.conf = conf
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def _send(self, *args, **kwargs):
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pass
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class TestCastCall(test_utils.BaseTestCase):
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scenarios = [
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('cast_no_ctxt_no_args', dict(call=False, ctxt={}, args={})),
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('call_no_ctxt_no_args', dict(call=True, ctxt={}, args={})),
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('cast_ctxt_and_args',
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dict(call=False,
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ctxt=dict(user='testuser', project='testtenant'),
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args=dict(bar='blaa', foobar=11.01))),
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('call_ctxt_and_args',
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dict(call=True,
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ctxt=dict(user='testuser', project='testtenant'),
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args=dict(bar='blaa', foobar=11.01))),
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]
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def test_cast_call(self):
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self.config(rpc_response_timeout=None)
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transport = _FakeTransport(self.conf)
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client = messaging.RPCClient(transport, messaging.Target())
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self.mox.StubOutWithMock(transport, '_send')
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msg = dict(method='foo', args=self.args)
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kwargs = {'retry': None}
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if self.call:
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kwargs['wait_for_reply'] = True
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kwargs['timeout'] = None
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transport._send(messaging.Target(), self.ctxt, msg, **kwargs)
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self.mox.ReplayAll()
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method = client.call if self.call else client.cast
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method(self.ctxt, 'foo', **self.args)
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class TestCastToTarget(test_utils.BaseTestCase):
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_base = [
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('all_none', dict(ctor={}, prepare={}, expect={})),
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('ctor_exchange',
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dict(ctor=dict(exchange='testexchange'),
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prepare={},
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expect=dict(exchange='testexchange'))),
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('prepare_exchange',
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dict(ctor={},
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prepare=dict(exchange='testexchange'),
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expect=dict(exchange='testexchange'))),
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('prepare_exchange_none',
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dict(ctor=dict(exchange='testexchange'),
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prepare=dict(exchange=None),
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expect={})),
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('both_exchange',
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dict(ctor=dict(exchange='ctorexchange'),
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prepare=dict(exchange='testexchange'),
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expect=dict(exchange='testexchange'))),
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('ctor_topic',
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dict(ctor=dict(topic='testtopic'),
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prepare={},
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expect=dict(topic='testtopic'))),
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('prepare_topic',
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dict(ctor={},
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prepare=dict(topic='testtopic'),
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expect=dict(topic='testtopic'))),
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('prepare_topic_none',
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dict(ctor=dict(topic='testtopic'),
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prepare=dict(topic=None),
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expect={})),
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('both_topic',
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dict(ctor=dict(topic='ctortopic'),
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prepare=dict(topic='testtopic'),
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expect=dict(topic='testtopic'))),
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('ctor_namespace',
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dict(ctor=dict(namespace='testnamespace'),
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prepare={},
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expect=dict(namespace='testnamespace'))),
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('prepare_namespace',
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dict(ctor={},
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prepare=dict(namespace='testnamespace'),
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expect=dict(namespace='testnamespace'))),
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('prepare_namespace_none',
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dict(ctor=dict(namespace='testnamespace'),
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prepare=dict(namespace=None),
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expect={})),
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('both_namespace',
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dict(ctor=dict(namespace='ctornamespace'),
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prepare=dict(namespace='testnamespace'),
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expect=dict(namespace='testnamespace'))),
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('ctor_version',
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dict(ctor=dict(version='testversion'),
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prepare={},
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expect=dict(version='testversion'))),
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('prepare_version',
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dict(ctor={},
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prepare=dict(version='testversion'),
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expect=dict(version='testversion'))),
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('prepare_version_none',
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dict(ctor=dict(version='testversion'),
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prepare=dict(version=None),
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expect={})),
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('both_version',
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dict(ctor=dict(version='ctorversion'),
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prepare=dict(version='testversion'),
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expect=dict(version='testversion'))),
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('ctor_server',
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dict(ctor=dict(server='testserver'),
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prepare={},
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expect=dict(server='testserver'))),
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('prepare_server',
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dict(ctor={},
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prepare=dict(server='testserver'),
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expect=dict(server='testserver'))),
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('prepare_server_none',
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dict(ctor=dict(server='testserver'),
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prepare=dict(server=None),
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expect={})),
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('both_server',
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dict(ctor=dict(server='ctorserver'),
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prepare=dict(server='testserver'),
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expect=dict(server='testserver'))),
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('ctor_fanout',
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dict(ctor=dict(fanout=True),
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prepare={},
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expect=dict(fanout=True))),
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('prepare_fanout',
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dict(ctor={},
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prepare=dict(fanout=True),
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expect=dict(fanout=True))),
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('prepare_fanout_none',
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dict(ctor=dict(fanout=True),
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prepare=dict(fanout=None),
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expect={})),
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('both_fanout',
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dict(ctor=dict(fanout=True),
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prepare=dict(fanout=False),
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expect=dict(fanout=False))),
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]
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_prepare = [
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('single_prepare', dict(double_prepare=False)),
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('double_prepare', dict(double_prepare=True)),
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]
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@classmethod
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def generate_scenarios(cls):
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cls.scenarios = testscenarios.multiply_scenarios(cls._base,
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cls._prepare)
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def setUp(self):
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super(TestCastToTarget, self).setUp(conf=cfg.ConfigOpts())
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def test_cast_to_target(self):
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target = messaging.Target(**self.ctor)
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expect_target = messaging.Target(**self.expect)
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transport = _FakeTransport(self.conf)
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client = messaging.RPCClient(transport, target)
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self.mox.StubOutWithMock(transport, '_send')
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msg = dict(method='foo', args={})
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if 'namespace' in self.expect:
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msg['namespace'] = self.expect['namespace']
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if 'version' in self.expect:
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msg['version'] = self.expect['version']
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transport._send(expect_target, {}, msg, retry=None)
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self.mox.ReplayAll()
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if self.prepare:
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client = client.prepare(**self.prepare)
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if self.double_prepare:
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client = client.prepare(**self.prepare)
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client.cast({}, 'foo')
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TestCastToTarget.generate_scenarios()
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_notset = object()
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class TestCallTimeout(test_utils.BaseTestCase):
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scenarios = [
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('all_none',
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dict(confval=None, ctor=None, prepare=_notset, expect=None)),
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('confval',
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dict(confval=21.1, ctor=None, prepare=_notset, expect=21.1)),
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('ctor',
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dict(confval=None, ctor=21.1, prepare=_notset, expect=21.1)),
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('ctor_zero',
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dict(confval=None, ctor=0, prepare=_notset, expect=0)),
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('prepare',
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dict(confval=None, ctor=None, prepare=21.1, expect=21.1)),
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('prepare_override',
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dict(confval=None, ctor=10.1, prepare=21.1, expect=21.1)),
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('prepare_zero',
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dict(confval=None, ctor=None, prepare=0, expect=0)),
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]
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def test_call_timeout(self):
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self.config(rpc_response_timeout=self.confval)
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transport = _FakeTransport(self.conf)
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client = messaging.RPCClient(transport, messaging.Target(),
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timeout=self.ctor)
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self.mox.StubOutWithMock(transport, '_send')
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msg = dict(method='foo', args={})
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kwargs = dict(wait_for_reply=True, timeout=self.expect, retry=None)
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transport._send(messaging.Target(), {}, msg, **kwargs)
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self.mox.ReplayAll()
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if self.prepare is not _notset:
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client = client.prepare(timeout=self.prepare)
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client.call({}, 'foo')
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class TestCallRetry(test_utils.BaseTestCase):
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scenarios = [
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('all_none', dict(ctor=None, prepare=_notset, expect=None)),
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('ctor', dict(ctor=21, prepare=_notset, expect=21)),
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('ctor_zero', dict(ctor=0, prepare=_notset, expect=0)),
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('prepare', dict(ctor=None, prepare=21, expect=21)),
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('prepare_override', dict(ctor=10, prepare=21, expect=21)),
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('prepare_zero', dict(ctor=None, prepare=0, expect=0)),
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]
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def test_call_retry(self):
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transport = _FakeTransport(self.conf)
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client = messaging.RPCClient(transport, messaging.Target(),
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retry=self.ctor)
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self.mox.StubOutWithMock(transport, '_send')
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msg = dict(method='foo', args={})
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kwargs = dict(wait_for_reply=True, timeout=60,
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retry=self.expect)
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transport._send(messaging.Target(), {}, msg, **kwargs)
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self.mox.ReplayAll()
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if self.prepare is not _notset:
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client = client.prepare(retry=self.prepare)
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client.call({}, 'foo')
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class TestSerializer(test_utils.BaseTestCase):
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scenarios = [
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('cast',
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dict(call=False,
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ctxt=dict(user='bob'),
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args=dict(a='a', b='b', c='c'),
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retval=None)),
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('call',
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dict(call=True,
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ctxt=dict(user='bob'),
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args=dict(a='a', b='b', c='c'),
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retval='d')),
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]
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def test_call_serializer(self):
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self.config(rpc_response_timeout=None)
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transport = _FakeTransport(self.conf)
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serializer = msg_serializer.NoOpSerializer()
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client = messaging.RPCClient(transport, messaging.Target(),
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serializer=serializer)
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self.mox.StubOutWithMock(transport, '_send')
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msg = dict(method='foo',
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args=dict([(k, 's' + v) for k, v in self.args.items()]))
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kwargs = dict(wait_for_reply=True, timeout=None) if self.call else {}
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kwargs['retry'] = None
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transport._send(messaging.Target(),
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dict(user='alice'),
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msg,
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**kwargs).AndReturn(self.retval)
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self.mox.StubOutWithMock(serializer, 'serialize_entity')
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self.mox.StubOutWithMock(serializer, 'deserialize_entity')
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self.mox.StubOutWithMock(serializer, 'serialize_context')
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for arg in self.args:
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serializer.serialize_entity(self.ctxt, arg).AndReturn('s' + arg)
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if self.call:
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serializer.deserialize_entity(self.ctxt, self.retval).\
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AndReturn('d' + self.retval)
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serializer.serialize_context(self.ctxt).AndReturn(dict(user='alice'))
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self.mox.ReplayAll()
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method = client.call if self.call else client.cast
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retval = method(self.ctxt, 'foo', **self.args)
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if self.retval is not None:
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self.assertEqual('d' + self.retval, retval)
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class TestVersionCap(test_utils.BaseTestCase):
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_call_vs_cast = [
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('call', dict(call=True)),
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('cast', dict(call=False)),
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]
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_cap_scenarios = [
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('all_none',
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dict(cap=None, prepare_cap=_notset,
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version=None, prepare_version=_notset,
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success=True)),
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('ctor_cap_ok',
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dict(cap='1.1', prepare_cap=_notset,
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version='1.0', prepare_version=_notset,
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success=True)),
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('ctor_cap_override_ok',
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dict(cap='2.0', prepare_cap='1.1',
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version='1.0', prepare_version='1.0',
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success=True)),
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('ctor_cap_override_none_ok',
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dict(cap='1.1', prepare_cap=None,
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version='1.0', prepare_version=_notset,
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success=True)),
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('ctor_cap_minor_fail',
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dict(cap='1.0', prepare_cap=_notset,
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version='1.1', prepare_version=_notset,
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success=False)),
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('ctor_cap_major_fail',
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dict(cap='2.0', prepare_cap=_notset,
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version=None, prepare_version='1.0',
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success=False)),
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]
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@classmethod
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def generate_scenarios(cls):
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cls.scenarios = (
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testscenarios.multiply_scenarios(cls._call_vs_cast,
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cls._cap_scenarios))
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def test_version_cap(self):
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self.config(rpc_response_timeout=None)
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transport = _FakeTransport(self.conf)
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target = messaging.Target(version=self.version)
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client = messaging.RPCClient(transport, target,
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version_cap=self.cap)
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if self.success:
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self.mox.StubOutWithMock(transport, '_send')
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if self.prepare_version is not _notset:
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target = target(version=self.prepare_version)
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msg = dict(method='foo', args={})
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if target.version is not None:
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msg['version'] = target.version
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kwargs = {'retry': None}
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if self.call:
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kwargs['wait_for_reply'] = True
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kwargs['timeout'] = None
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transport._send(target, {}, msg, **kwargs)
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self.mox.ReplayAll()
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prep_kwargs = {}
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if self.prepare_cap is not _notset:
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prep_kwargs['version_cap'] = self.prepare_cap
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if self.prepare_version is not _notset:
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prep_kwargs['version'] = self.prepare_version
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if prep_kwargs:
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client = client.prepare(**prep_kwargs)
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method = client.call if self.call else client.cast
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try:
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method({}, 'foo')
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except Exception as ex:
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self.assertIsInstance(ex, messaging.RPCVersionCapError, ex)
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self.assertFalse(self.success)
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else:
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self.assertTrue(self.success)
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TestVersionCap.generate_scenarios()
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class TestCanSendVersion(test_utils.BaseTestCase):
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scenarios = [
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('all_none',
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dict(cap=None, prepare_cap=_notset,
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version=None, prepare_version=_notset,
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can_send_version=_notset,
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can_send=True)),
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('ctor_cap_ok',
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dict(cap='1.1', prepare_cap=_notset,
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version='1.0', prepare_version=_notset,
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can_send_version=_notset,
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can_send=True)),
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('ctor_cap_override_ok',
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dict(cap='2.0', prepare_cap='1.1',
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version='1.0', prepare_version='1.0',
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can_send_version=_notset,
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can_send=True)),
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('ctor_cap_override_none_ok',
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dict(cap='1.1', prepare_cap=None,
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version='1.0', prepare_version=_notset,
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can_send_version=_notset,
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can_send=True)),
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('ctor_cap_can_send_ok',
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dict(cap='1.1', prepare_cap=None,
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version='1.0', prepare_version=_notset,
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can_send_version='1.1',
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can_send=True)),
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('ctor_cap_can_send_none_ok',
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dict(cap='1.1', prepare_cap=None,
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version='1.0', prepare_version=_notset,
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can_send_version=None,
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can_send=True)),
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('ctor_cap_minor_fail',
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dict(cap='1.0', prepare_cap=_notset,
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version='1.1', prepare_version=_notset,
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can_send_version=_notset,
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can_send=False)),
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('ctor_cap_major_fail',
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dict(cap='2.0', prepare_cap=_notset,
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version=None, prepare_version='1.0',
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can_send_version=_notset,
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can_send=False)),
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]
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def test_version_cap(self):
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self.config(rpc_response_timeout=None)
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transport = _FakeTransport(self.conf)
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target = messaging.Target(version=self.version)
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client = messaging.RPCClient(transport, target,
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version_cap=self.cap)
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prep_kwargs = {}
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if self.prepare_cap is not _notset:
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prep_kwargs['version_cap'] = self.prepare_cap
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if self.prepare_version is not _notset:
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prep_kwargs['version'] = self.prepare_version
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if prep_kwargs:
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client = client.prepare(**prep_kwargs)
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if self.can_send_version is not _notset:
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can_send = client.can_send_version(version=self.can_send_version)
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else:
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can_send = client.can_send_version()
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self.assertEqual(self.can_send, can_send)
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