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#!/usr/bin/python
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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 zookeeper, zktestbase, unittest, threading
ZOO_OPEN_ACL_UNSAFE = {"perms":0x1f, "scheme":"world", "id" :"anyone"}
class CreationTest(zktestbase.TestBase):
"""Test whether we can create znodes"""
# to do: startup and teardown via scripts?
def setUp(self):
zktestbase.TestBase.setUp(self)
try:
zookeeper.delete(self.handle, "/zk-python-createtest")
zookeeper.delete(self.handle, "/zk-python-acreatetest")
except:
pass
def test_sync_create(self):
self.assertEqual(self.connected, True)
ret = zookeeper.create(self.handle, "/zk-python-createtest", "nodecontents", [ZOO_OPEN_ACL_UNSAFE], zookeeper.EPHEMERAL)
self.assertEqual(ret, "/zk-python-createtest")
self.assertRaises(zookeeper.NoChildrenForEphemeralsException,
zookeeper.create,
self.handle,
"/zk-python-createtest/invalid-child",
"",
[ZOO_OPEN_ACL_UNSAFE],
zookeeper.EPHEMERAL)
def test_sync_create_existing(self):
self.assertEqual(self.connected, True)
ret = zookeeper.create(self.handle, "/zk-python-createtest-existing", "nodecontents", [ZOO_OPEN_ACL_UNSAFE], zookeeper.EPHEMERAL)
self.assertEqual(ret, "/zk-python-createtest-existing")
self.assertRaises(zookeeper.NodeExistsException,
zookeeper.create,
self.handle,
"/zk-python-createtest-existing",
"nodecontents",
[ZOO_OPEN_ACL_UNSAFE],
zookeeper.EPHEMERAL)
def test_exception_paths(self):
"""
Make sure common exceptions due to API misuse are correctly propagated
"""
self.assertRaises(zookeeper.BadArgumentsException,
zookeeper.create,
self.handle,
"/zk-python-badargs-test",
"",
[ZOO_OPEN_ACL_UNSAFE],
-1)
self.assertRaises(zookeeper.InvalidACLException,
zookeeper.create,
self.handle,
"/zk-python-invalidacl-test",
"",
ZOO_OPEN_ACL_UNSAFE) # Error - not a list
def test_async_create(self):
self.cv = threading.Condition()
def callback(handle, rc, value):
self.cv.acquire()
self.callback_flag = True
self.rc = rc
self.cv.notify()
self.cv.release()
self.assertEqual(self.connected, True, "Not connected!")
self.cv.acquire()
ret = zookeeper.acreate(self.handle, "/zk-python-acreatetest", "nodecontents",
[ZOO_OPEN_ACL_UNSAFE], zookeeper.EPHEMERAL,
callback )
self.assertEqual(ret, zookeeper.OK, "acreate failed")
while not self.callback_flag:
self.cv.wait(15)
self.cv.release()
self.assertEqual(self.callback_flag, True, "acreate timed out")
self.assertEqual(self.rc, zookeeper.OK)
if __name__ == '__main__':
unittest.main()
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