nodepool/nodepool/tests/__init__.py

108 lines
3.8 KiB
Python

# Copyright (C) 2013 Hewlett-Packard Development Company, L.P.
# Copyright (C) 2014 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.
"""Common utilities used in testing"""
import logging
import MySQLdb
import os
import random
import string
import fixtures
import testresources
import testtools
TRUE_VALUES = ('true', '1', 'yes')
class BaseTestCase(testtools.TestCase, testresources.ResourcedTestCase):
def setUp(self):
super(BaseTestCase, self).setUp()
test_timeout = os.environ.get('OS_TEST_TIMEOUT', 60)
try:
test_timeout = int(test_timeout)
except ValueError:
# If timeout value is invalid, fail hard.
print("OS_TEST_TIMEOUT set to invalid value"
" defaulting to no timeout")
test_timeout = 0
if test_timeout > 0:
self.useFixture(fixtures.Timeout(test_timeout, gentle=True))
if os.environ.get('OS_STDOUT_CAPTURE') in TRUE_VALUES:
stdout = self.useFixture(fixtures.StringStream('stdout')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stdout', stdout))
if os.environ.get('OS_STDERR_CAPTURE') in TRUE_VALUES:
stderr = self.useFixture(fixtures.StringStream('stderr')).stream
self.useFixture(fixtures.MonkeyPatch('sys.stderr', stderr))
if os.environ.get('OS_LOG_CAPTURE') in TRUE_VALUES:
self.useFixture(fixtures.FakeLogger(level=logging.DEBUG))
else:
logging.basicConfig(level=logging.DEBUG)
self.useFixture(fixtures.NestedTempfile())
class AllocatorTestCase(BaseTestCase):
def setUp(self):
super(AllocatorTestCase, self).setUp()
self.agt = []
def test_allocator(self):
for i, amount in enumerate(self.results):
print self.agt[i]
for i, amount in enumerate(self.results):
self.assertEqual(self.agt[i].amount, amount)
class MySQLSchemaFixture(fixtures.Fixture):
def setUp(self):
super(MySQLSchemaFixture, self).setUp()
random_bits = ''.join(random.choice(string.ascii_lowercase +
string.ascii_uppercase)
for x in range(8))
self.name = '%s_%s' % (random_bits, os.getpid())
db = MySQLdb.connect(host="localhost",
user="openstack_citest",
passwd="openstack_citest",
db="openstack_citest")
cur = db.cursor()
cur.execute("create database %s" % self.name)
cur.execute("grant all on %s.* to '%s'@'localhost'" %
(self.name, self.name))
cur.execute("flush privileges")
self.dburi = 'mysql://%s@localhost/%s' % (self.name, self.name)
self.addDetail('dburi', testtools.content.text_content(self.dburi))
self.addCleanup(self.cleanup)
def cleanup(self):
db = MySQLdb.connect(host="localhost",
user="openstack_citest",
passwd="openstack_citest",
db="openstack_citest")
cur = db.cursor()
cur.execute("drop database %s" % self.name)
class DBTestCase(BaseTestCase):
def setUp(self):
super(DBTestCase, self).setUp()
f = MySQLSchemaFixture()
self.useFixture(f)
self.dburi = f.dburi