Add basic tests for 0mq matchmakers

Basic unit tests for in-memory (localhost), ring and Redis based
matchmakers.

Redis tests are opportunitic based on a redis-server being installed
and running.

Test are currently skipped under py3 due to direct dependency on
eventlet.

Co-Authored-By: Kapil Thangavelu <kapil.thangavelu@canonical.com>
Change-Id: I59c4d095033370ab94f645af0d50e2502530f816
Partial-bug: #1302941
This commit is contained in:
James Page 2014-10-14 09:34:59 +01:00
parent 10eb1202b3
commit 5aadc56b66
4 changed files with 223 additions and 0 deletions

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@ -18,6 +18,9 @@ oslotest>=1.2.0 # Apache-2.0
# for test_qpid
qpid-python
# for test_matchmaker_redis
redis>=2.10.0
# when we can require tox>= 1.4, this can go into tox.ini:
# [testenv:cover]
# deps = {[testenv]deps} coverage

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@ -0,0 +1,69 @@
# Copyright 2014 Canonical, Ltd.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import testtools
from oslo.utils import importutils
from tests import utils as test_utils
# NOTE(jamespage) matchmaker tied directly to eventlet
# which is not yet py3 compatible - skip if import fails
matchmaker = (
importutils.try_import('oslo.messaging._drivers.matchmaker'))
@testtools.skipIf(not matchmaker, "matchmaker/eventlet unavailable")
class MatchmakerTest(test_utils.BaseTestCase):
def test_fanout_binding(self):
matcher = matchmaker.MatchMakerBase()
matcher.add_binding(
matchmaker.FanoutBinding(), matchmaker.DirectExchange())
self.assertEqual(matcher.queues('hello.world'), [])
self.assertEqual(
matcher.queues('fanout~fantasy.unicorn'),
[('fanout~fantasy.unicorn', 'unicorn')])
self.assertEqual(
matcher.queues('fanout~fantasy.pony'),
[('fanout~fantasy.pony', 'pony')])
def test_topic_binding(self):
matcher = matchmaker.MatchMakerBase()
matcher.add_binding(
matchmaker.TopicBinding(), matchmaker.StubExchange())
self.assertEqual(
matcher.queues('hello-world'), [('hello-world', None)])
def test_direct_binding(self):
matcher = matchmaker.MatchMakerBase()
matcher.add_binding(
matchmaker.DirectBinding(), matchmaker.StubExchange())
self.assertEqual(
matcher.queues('hello.server'), [('hello.server', None)])
self.assertEqual(matcher.queues('hello-world'), [])
def test_localhost_match(self):
matcher = matchmaker.MatchMakerLocalhost()
self.assertEqual(
matcher.queues('hello.server'), [('hello.server', 'server')])
# Gets remapped due to localhost exchange
# all bindings default to first match.
self.assertEqual(
matcher.queues('fanout~testing.server'),
[('fanout~testing.localhost', 'localhost')])
self.assertEqual(
matcher.queues('hello-world'),
[('hello-world.localhost', 'localhost')])

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@ -0,0 +1,78 @@
# Copyright 2014 Canonical, Ltd.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import testtools
from oslo.utils import importutils
from tests import utils as test_utils
redis = importutils.try_import('redis')
matchmaker_redis = (
importutils.try_import('oslo.messaging._drivers.matchmaker_redis'))
def redis_available():
'''Helper to see if local redis server is running'''
if not redis:
return False
try:
c = redis.StrictRedis(socket_timeout=1)
c.ping()
return True
except redis.exceptions.ConnectionError:
return False
@testtools.skipIf(not matchmaker_redis, "matchmaker/eventlet unavailable")
@testtools.skipIf(not redis_available(), "redis unavailable")
class RedisMatchMakerTest(test_utils.BaseTestCase):
def setUp(self):
super(RedisMatchMakerTest, self).setUp()
self.ring_data = {
"conductor": ["controller1", "node1", "node2", "node3"],
"scheduler": ["controller1", "node1", "node2", "node3"],
"network": ["controller1", "node1", "node2", "node3"],
"cert": ["controller1"],
"console": ["controller1"],
"consoleauth": ["controller1"]}
self.matcher = matchmaker_redis.MatchMakerRedis()
self.populate()
def tearDown(self):
super(RedisMatchMakerTest, self).tearDown()
c = redis.StrictRedis()
c.flushdb()
def populate(self):
for k, hosts in self.ring_data.items():
for h in hosts:
self.matcher.register(k, h)
def test_direct(self):
self.assertEqual(
self.matcher.queues('cert.controller1'),
[('cert.controller1', 'controller1')])
def test_register(self):
self.matcher.register('cert', 'keymaster')
self.assertEqual(
sorted(self.matcher.redis.smembers('cert')),
['cert.controller1', 'cert.keymaster'])
def test_unregister(self):
self.matcher.unregister('conductor', 'controller1')
self.assertEqual(
sorted(self.matcher.redis.smembers('conductor')),
['conductor.node1', 'conductor.node2', 'conductor.node3'])

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@ -0,0 +1,73 @@
# Copyright 2014 Canonical, Ltd.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import testtools
from oslo.utils import importutils
from tests import utils as test_utils
# NOTE(jamespage) matchmaker tied directly to eventlet
# which is not yet py3 compatible - skip if import fails
matchmaker_ring = (
importutils.try_import('oslo.messaging._drivers.matchmaker_ring'))
@testtools.skipIf(not matchmaker_ring, "matchmaker/eventlet unavailable")
class MatchmakerRingTest(test_utils.BaseTestCase):
def setUp(self):
super(MatchmakerRingTest, self).setUp()
self.ring_data = {
"conductor": ["controller1", "node1", "node2", "node3"],
"scheduler": ["controller1", "node1", "node2", "node3"],
"network": ["controller1", "node1", "node2", "node3"],
"cert": ["controller1"],
"console": ["controller1"],
"consoleauth": ["controller1"]}
self.matcher = matchmaker_ring.MatchMakerRing(self.ring_data)
def test_direct(self):
self.assertEqual(
self.matcher.queues('cert.controller1'),
[('cert.controller1', 'controller1')])
self.assertEqual(
self.matcher.queues('conductor.node1'),
[('conductor.node1', 'node1')])
def test_fanout(self):
self.assertEqual(
self.matcher.queues('fanout~conductor'),
[('fanout~conductor.controller1', 'controller1'),
('fanout~conductor.node1', 'node1'),
('fanout~conductor.node2', 'node2'),
('fanout~conductor.node3', 'node3')])
def test_bare_topic(self):
# Round robins through the hosts on the topic
self.assertEqual(
self.matcher.queues('scheduler'),
[('scheduler.controller1', 'controller1')])
self.assertEqual(
self.matcher.queues('scheduler'),
[('scheduler.node1', 'node1')])
self.assertEqual(
self.matcher.queues('scheduler'),
[('scheduler.node2', 'node2')])
self.assertEqual(
self.matcher.queues('scheduler'),
[('scheduler.node3', 'node3')])
# Cycles loop
self.assertEqual(
self.matcher.queues('scheduler'),
[('scheduler.controller1', 'controller1')])