tooz/tooz/tests/drivers/test_mysql.py

115 lines
3.9 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) 2015 OpenStack Foundation
# All Rights Reserved.
#
# 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 unittest import mock
from oslo_utils import encodeutils
from testtools import testcase
import tooz
from tooz import coordination
from tooz import tests
class TestMySQLDriver(testcase.TestCase):
def _create_coordinator(self, url):
def _safe_stop(coord):
try:
coord.stop()
except tooz.ToozError as e:
message = encodeutils.exception_to_unicode(e)
if (message != 'Can not stop a driver which has not'
' been started'):
raise
coord = coordination.get_coordinator(url,
tests.get_random_uuid())
self.addCleanup(_safe_stop, coord)
return coord
def test_connect_failure_invalid_hostname_provided(self):
c = self._create_coordinator("mysql://invalidhost/test")
self.assertRaises(coordination.ToozConnectionError, c.start)
def test_connect_failure_invalid_port_provided(self):
c = self._create_coordinator("mysql://localhost:54/test")
self.assertRaises(coordination.ToozConnectionError, c.start)
def test_connect_failure_invalid_hostname_and_port_provided(self):
c = self._create_coordinator("mysql://invalidhost:54/test")
self.assertRaises(coordination.ToozConnectionError, c.start)
@mock.patch("pymysql.Connect")
def test_parsing_tls_settings(self, sql_mock):
c = self._create_coordinator(
"mysql://invalidhost:54/test"
"?ssl_ca=/ca/not/there"
"&ssl_capath=/capath/not/there"
"&ssl_check_hostname=False"
"&ssl_verify_mode=yes"
"&ssl_cert=/cert/not/there"
"&ssl_key=/key/not/there"
"&ssl_cipher=spam,ham"
)
c.start()
sql_mock.assert_called_once_with(
host="invalidhost",
port=54,
user=None,
passwd=None,
database="test",
defer_connect=False,
ssl=dict(
ca="/ca/not/there",
capath="/capath/not/there",
check_hostname=False,
verify_mode="yes",
cert="/cert/not/there",
key="/key/not/there",
cipher="spam,ham"
)
)
@mock.patch("pymysql.Connect")
def test_parsing_timeout_settings(self, sql_mock):
c = self._create_coordinator("mysql://localhost:3306/test")
c.start()
name = tests.get_random_uuid()
blocking_value = False
timeout = 10.1
lock = c.get_lock(name)
with mock.patch.object(lock, 'acquire', wraps=True, autospec=True) as \
mock_acquire:
with lock(blocking_value, timeout):
mock_acquire.assert_called_once_with(blocking_value, timeout)
@mock.patch("pymysql.Connect")
def test_parsing_blocking_settings(self, sql_mock):
c = self._create_coordinator("mysql://localhost:3306/test")
c.start()
name = tests.get_random_uuid()
blocking_value = True
lock = c.get_lock(name)
with mock.patch.object(lock, 'acquire', wraps=True, autospec=True) as \
mock_acquire:
with lock(blocking_value):
mock_acquire.assert_called_once_with(blocking_value)