swift/test/unit/container/test_auditor.py

122 lines
4.0 KiB
Python

# Copyright (c) 2010-2012 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.
import unittest
import mock
import time
import os
import random
from tempfile import mkdtemp
from shutil import rmtree
from swift.container import auditor
from test.unit import FakeLogger
class FakeContainerBroker(object):
def __init__(self, path):
self.path = path
self.db_file = path
self.file = os.path.basename(path)
def is_deleted(self):
return False
def get_info(self):
if self.file.startswith('fail'):
raise ValueError
if self.file.startswith('true'):
return 'ok'
class TestAuditor(unittest.TestCase):
def setUp(self):
self.testdir = os.path.join(mkdtemp(), 'tmp_test_container_auditor')
self.logger = FakeLogger()
rmtree(self.testdir, ignore_errors=1)
os.mkdir(self.testdir)
fnames = ['true1.db', 'true2.db', 'true3.db',
'fail1.db', 'fail2.db']
for fn in fnames:
with open(os.path.join(self.testdir, fn), 'w+') as f:
f.write(' ')
def tearDown(self):
rmtree(os.path.dirname(self.testdir), ignore_errors=1)
@mock.patch('swift.container.auditor.ContainerBroker', FakeContainerBroker)
def test_run_forever(self):
sleep_times = random.randint(5, 10)
call_times = sleep_times - 1
class FakeTime(object):
def __init__(self):
self.times = 0
def sleep(self, sec):
self.times += 1
if self.times < sleep_times:
time.sleep(0.1)
else:
# stop forever by an error
raise ValueError()
def time(self):
return time.time()
conf = {}
test_auditor = auditor.ContainerAuditor(conf)
with mock.patch('swift.container.auditor.time', FakeTime()):
def fake_audit_location_generator(*args, **kwargs):
files = os.listdir(self.testdir)
return [(os.path.join(self.testdir, f), '', '') for f in files]
auditor.audit_location_generator = fake_audit_location_generator
self.assertRaises(ValueError, test_auditor.run_forever)
self.assertEquals(test_auditor.container_failures, 2 * call_times)
self.assertEquals(test_auditor.container_passes, 3 * call_times)
@mock.patch('swift.container.auditor.ContainerBroker', FakeContainerBroker)
def test_run_once(self):
conf = {}
test_auditor = auditor.ContainerAuditor(conf)
def fake_audit_location_generator(*args, **kwargs):
files = os.listdir(self.testdir)
return [(os.path.join(self.testdir, f), '', '') for f in files]
auditor.audit_location_generator = fake_audit_location_generator
test_auditor.run_once()
self.assertEquals(test_auditor.container_failures, 2)
self.assertEquals(test_auditor.container_passes, 3)
@mock.patch('swift.container.auditor.ContainerBroker', FakeContainerBroker)
def test_container_auditor(self):
conf = {}
test_auditor = auditor.ContainerAuditor(conf)
files = os.listdir(self.testdir)
for f in files:
path = os.path.join(self.testdir, f)
test_auditor.container_audit(path)
self.assertEquals(test_auditor.container_failures, 2)
self.assertEquals(test_auditor.container_passes, 3)
if __name__ == '__main__':
unittest.main()