dddea2747d
Also fix other problems due to flake8 upgrades. Change-Id: I5cb6194e48c66e40ec7aa9739eb37550d6bf3e2a
282 lines
10 KiB
Python
282 lines
10 KiB
Python
# Copyright (c) 2013 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import random
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import time
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import mock
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from pymongo import cursor
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import pymongo.errors
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from testtools import matchers
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from marconi.common import exceptions
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from marconi import storage
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from marconi.storage import mongodb
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from marconi.storage.mongodb import controllers
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from marconi.storage.mongodb import options as mongodb_options
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from marconi.storage.mongodb import utils
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from marconi.tests.storage import base
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from marconi.tests import util as testing
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class MongodbUtilsTest(testing.TestBase):
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def test_dup_marker_from_error(self):
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error_message = ('E11000 duplicate key error index: '
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'marconi.messages.$queue_marker dup key: '
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'{ : ObjectId("51adff46b100eb85d8a93a2d"), : 3 }')
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marker = utils.dup_marker_from_error(error_message)
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self.assertEquals(marker, 3)
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error_message = ('E11000 duplicate key error index: '
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'marconi.messages.$x_y dup key: '
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'{ : ObjectId("51adff46b100eb85d8a93a2d"), : 3 }')
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self.assertRaises(exceptions.PatternNotFound,
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utils.dup_marker_from_error, error_message)
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error_message = ('E11000 duplicate key error index: '
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'marconi.messages.$queue_marker dup key: '
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'{ : ObjectId("51adff46b100eb85d8a93a2d") }')
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self.assertRaises(exceptions.PatternNotFound,
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utils.dup_marker_from_error, error_message)
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def test_calculate_backoff(self):
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sec = utils.calculate_backoff(0, 10, 2, 0)
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self.assertEquals(sec, 0)
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sec = utils.calculate_backoff(9, 10, 2, 0)
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self.assertEquals(sec, 1.8)
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sec = utils.calculate_backoff(4, 10, 2, 0)
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self.assertEquals(sec, 0.8)
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sec = utils.calculate_backoff(4, 10, 2, 1)
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if sec != 0.8:
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self.assertThat(sec, matchers.GreaterThan(0.8))
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self.assertThat(sec, matchers.LessThan(1.8))
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self.assertRaises(ValueError, utils.calculate_backoff, 0, 10, -2, -1)
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self.assertRaises(ValueError, utils.calculate_backoff, 0, 10, -2, 0)
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self.assertRaises(ValueError, utils.calculate_backoff, 0, 10, 2, -1)
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self.assertRaises(ValueError, utils.calculate_backoff, -2, -10, 2, 0)
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self.assertRaises(ValueError, utils.calculate_backoff, 2, -10, 2, 0)
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self.assertRaises(ValueError, utils.calculate_backoff, -2, 10, 2, 0)
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self.assertRaises(ValueError, utils.calculate_backoff, -1, 10, 2, 0)
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self.assertRaises(ValueError, utils.calculate_backoff, 10, 10, 2, 0)
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self.assertRaises(ValueError, utils.calculate_backoff, 11, 10, 2, 0)
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class MongodbDriverTest(testing.TestBase):
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def setUp(self):
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if not os.environ.get('MONGODB_TEST_LIVE'):
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self.skipTest('No MongoDB instance running')
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super(MongodbDriverTest, self).setUp()
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self.load_conf('wsgi_mongodb.conf')
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def test_db_instance(self):
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driver = mongodb.Driver()
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db = driver.db
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self.assertEquals(db.name, mongodb_options.CFG.database)
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class MongodbQueueTests(base.QueueControllerTest):
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driver_class = mongodb.Driver
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controller_class = controllers.QueueController
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def setUp(self):
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if not os.environ.get('MONGODB_TEST_LIVE'):
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self.skipTest('No MongoDB instance running')
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super(MongodbQueueTests, self).setUp()
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self.load_conf('wsgi_mongodb.conf')
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def tearDown(self):
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self.controller._col.drop()
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super(MongodbQueueTests, self).tearDown()
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def test_indexes(self):
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col = self.controller._col
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indexes = col.index_information()
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self.assertIn('p_1_n_1', indexes)
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def test_messages_purged(self):
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queue_name = 'test'
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self.controller.upsert(queue_name, {})
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qid = self.controller._get_id(queue_name)
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self.message_controller.post(queue_name,
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[{'ttl': 60}],
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1234)
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self.controller.delete(queue_name)
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col = self.message_controller._col
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self.assertEqual(col.find({'q': qid}).count(), 0)
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def test_raises_connection_error(self):
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with mock.patch.object(cursor.Cursor, 'next', autospec=True) as method:
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error = pymongo.errors.ConnectionFailure()
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method.side_effect = error
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queues = next(self.controller.list())
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self.assertRaises(storage.exceptions.ConnectionError, queues.next)
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class MongodbMessageTests(base.MessageControllerTest):
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driver_class = mongodb.Driver
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controller_class = controllers.MessageController
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def setUp(self):
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if not os.environ.get('MONGODB_TEST_LIVE'):
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self.skipTest('No MongoDB instance running')
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super(MongodbMessageTests, self).setUp()
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self.load_conf('wsgi_mongodb.conf')
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def tearDown(self):
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self.controller._col.drop()
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super(MongodbMessageTests, self).tearDown()
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def _count_expired(self, queue, project=None):
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queue_id = self.queue_controller._get_id(queue, project)
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return self.controller._count_expired(queue_id)
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def test_indexes(self):
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col = self.controller._col
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indexes = col.index_information()
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self.assertIn('active', indexes)
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self.assertIn('claimed', indexes)
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self.assertIn('queue_marker', indexes)
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def test_next_marker(self):
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queue_name = 'marker_test'
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iterations = 10
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self.queue_controller.upsert(queue_name, {})
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queue_id = self.queue_controller._get_id(queue_name)
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seed_marker1 = self.controller._next_marker(queue_name)
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self.assertEqual(seed_marker1, 1, 'First marker is 1')
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for i in range(iterations):
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self.controller.post(queue_name, [{'ttl': 60}], 'uuid')
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marker1 = self.controller._next_marker(queue_id)
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marker2 = self.controller._next_marker(queue_id)
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marker3 = self.controller._next_marker(queue_id)
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self.assertEqual(marker1, marker2)
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self.assertEqual(marker2, marker3)
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self.assertEqual(marker1, i + 2)
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def test_remove_expired(self):
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num_projects = 10
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num_queues = 10
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total_queues = num_projects * num_queues
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gc_threshold = mongodb_options.CFG.gc_threshold
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messages_per_queue = gc_threshold
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nogc_messages_per_queue = gc_threshold - 1
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projects = ['gc-test-project-%s' % i for i in range(num_projects)]
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queue_names = ['gc-test-%s' % i for i in range(num_queues)]
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client_uuid = 'b623c53c-cf75-11e2-84e1-a1187188419e'
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messages = [{'ttl': 0, 'body': str(i)}
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for i in range(messages_per_queue)]
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for project in projects:
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for queue in queue_names:
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self.queue_controller.upsert(queue, {}, project)
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self.controller.post(queue, messages, client_uuid, project)
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# Add one that should not be gc'd due to being under threshold
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self.queue_controller.upsert('nogc-test', {}, 'nogc-test-project')
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nogc_messages = [{'ttl': 0, 'body': str(i)}
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for i in range(nogc_messages_per_queue)]
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self.controller.post('nogc-test', nogc_messages,
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client_uuid, 'nogc-test-project')
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total_expired = sum(
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self._count_expired(queue, project)
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for queue in queue_names
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for project in projects)
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self.assertEquals(total_expired, total_queues * messages_per_queue)
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self.controller.remove_expired()
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# Make sure the messages in this queue were not gc'd since
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# the count was under the threshold.
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self.assertEquals(
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self._count_expired('nogc-test', 'nogc-test-project'),
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len(nogc_messages))
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total_expired = sum(
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self._count_expired(queue, project)
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for queue in queue_names
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for project in projects)
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# Expect that the most recent message for each queue
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# will not be removed.
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self.assertEquals(total_expired, total_queues)
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# Sanity-check that the most recent message is the
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# one remaining in the queue.
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queue = random.choice(queue_names)
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queue_id = self.queue_controller._get_id(queue, project)
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message = self.driver.db.messages.find_one({'q': queue_id})
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self.assertEquals(message['k'], messages_per_queue)
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class MongodbClaimTests(base.ClaimControllerTest):
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driver_class = mongodb.Driver
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controller_class = controllers.ClaimController
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def setUp(self):
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if not os.environ.get('MONGODB_TEST_LIVE'):
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self.skipTest('No MongoDB instance running')
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super(MongodbClaimTests, self).setUp()
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self.load_conf('wsgi_mongodb.conf')
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def test_claim_doesnt_exist(self):
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"""Verifies that operations fail on expired/missing claims.
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Methods should raise an exception when the claim doesn't
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exists and/or has expired.
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"""
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epoch = '000000000000000000000000'
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self.assertRaises(storage.exceptions.ClaimDoesNotExist,
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self.controller.get, self.queue_name,
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epoch, project=self.project)
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claim_id, messages = self.controller.create(self.queue_name,
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{'ttl': 1, 'grace': 0},
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project=self.project)
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# Lets let it expire
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time.sleep(1)
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self.assertRaises(storage.exceptions.ClaimDoesNotExist,
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self.controller.update, self.queue_name,
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claim_id, {}, project=self.project)
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self.assertRaises(storage.exceptions.ClaimDoesNotExist,
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self.controller.update, self.queue_name,
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claim_id, {}, project=self.project)
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