def test_stat_deleted_node(self):
"""
Test for a bug that surfaced when trying to build a
stat object from a non-existant node.
"""
self.ensureDeleted("/zk-python-test-deleteme")
self.assertRaises(zookeeper.NoNodeException,
zookeeper.get,
self.handle,
"/zk-python-test-deleteme")
self.cv = threading.Condition()
def callback(handle, rc, value, stat):
self.cv.acquire()
self.stat = stat
self.rc = rc
self.value = value
self.callback_flag = True
self.cv.notify()
self.cv.release()
self.cv.acquire()
zookeeper.aget(self.handle, "/zk-python-test-deleteme", None, callback)
self.cv.wait(15)
self.assertEqual(self.callback_flag, True, "aget timed out!")
self.assertEqual(self.stat, None, "Stat should be none!")
self.assertEqual(self.value, None, "Value should be none!")
def deadlock():
cv = threading.Condition()
def callback(*args):
cv.acquire()
cv.notifyAll()
cv.release()
time.sleep(1)
cv.acquire()
zookeeper.aget(handle, "/", None, callback)
cv.wait()
zookeeper.close(handle)
def test_dispatch_types(self):
"""
Test all the various dispatch mechanisms internal to the module.
"""
def dispatch_callback(*args, **kwargs):
self.callback_flag = True
self.ensureCreated("/zk-python-dispatch-test")
self.callback_harness( lambda: zookeeper.adelete(self.handle,
"/zk-python-dispatch-test",
-1,
self.create_callback(dispatch_callback)),
lambda: self.assertEqual(True, self.callback_flag, "Void dispatch not fired"))
self.ensureCreated("/zk-python-dispatch-test")
self.callback_harness( lambda: zookeeper.aexists(self.handle,
"/zk-python-dispatch-test",
None,
self.create_callback(dispatch_callback)),
lambda: self.assertEqual(True, self.callback_flag, "Stat dispatch not fired"))
self.callback_harness( lambda: zookeeper.aget(self.handle,
"/zk-python-dispatch-test",
None,
self.create_callback(dispatch_callback)),
lambda: self.assertEqual(True, self.callback_flag, "Data dispatch not fired"))
self.callback_harness( lambda: zookeeper.aget_children(self.handle,
"/",
None,
self.create_callback( dispatch_callback )),
lambda: self.assertEqual(True, self.callback_flag, "Strings dispatch not fired"))
self.callback_harness( lambda: zookeeper.async(self.handle,
"/",
self.create_callback( dispatch_callback )),
lambda: self.assertEqual(True, self.callback_flag, "String dispatch not fired"))
self.callback_harness( lambda: zookeeper.aget_acl(self.handle,
"/",
self.create_callback( dispatch_callback )),
lambda: self.assertEqual(True, self.callback_flag, "ACL dispatch not fired"))
def test_async_getset(self):
self.cv = threading.Condition()
def get_callback(handle, rc, value, stat):
self.cv.acquire()
self.callback_flag = True
self.rc = rc
self.value = (value,stat)
self.cv.notify()
self.cv.release()
def set_callback(handle, rc, stat):
self.cv.acquire()
self.callback_flag = True
self.rc = rc
self.value = stat
self.cv.notify()
self.cv.release()
self.assertEqual(self.connected, True, "Not connected!")
self.cv.acquire()
self.callback_flag = False
ret = zookeeper.aset(self.handle, "/zk-python-agetsettest", "off", -1, set_callback)
self.assertEqual(ret, zookeeper.OK, "aset failed")
while not self.callback_flag:
self.cv.wait(15)
self.cv.release()
self.assertEqual(self.callback_flag, True, "aset timed out")
self.cv.acquire()
self.callback_flag = False
ret = zookeeper.aget(self.handle, "/zk-python-agetsettest", None, get_callback)
self.assertEqual(ret, zookeeper.OK, "aget failed")
self.cv.wait(15)
self.cv.release()
self.assertEqual(self.callback_flag, True, "aget timed out")
self.assertEqual(self.value[0], "off", "Data is not 'off' as expected: " + self.value[0])