def test_multiple_watchers(self):
"""
Test whether multiple watchers are correctly called
"""
cv1, cv2 = threading.Condition(), threading.Condition()
def watcher1(*args, **kwargs):
cv1.acquire()
self.watcher1 = True
cv1.notify()
cv1.release()
def watcher2(*args, **kwargs):
cv2.acquire()
self.watcher2 = True
cv2.notify()
cv2.release()
nodename = "/zk-python-multiple-watcher-test"
self.ensureCreated(nodename, "test")
cv1.acquire()
cv2.acquire()
zookeeper.get(self.handle, nodename, watcher1)
zookeeper.get(self.handle, nodename, watcher2)
zookeeper.set(self.handle, nodename, "test")
cv1.wait(15)
cv2.wait(15)
self.assertTrue(self.watcher1 and self.watcher2, "One or more watchers failed to fire")
def test_lose_scope(self):
"""
The idea is to test that the reference counting doesn't
fail when we retain no references outside of the module
"""
self.ensureDeleted("/zk-python-lose-scope-test")
self.ensureCreated("/zk-python-lose-scope-test")
def set_watcher():
def fn(): self.callback_flag = True
self.callback_flag = False
zookeeper.exists(self.handle, "/zk-python-lose-scope-test",
self.create_callback( lambda handle, type, state, path: fn() )
)
set_watcher()
gc.collect()
self.cv.acquire()
zookeeper.set(self.handle, "/zk-python-lose-scope-test", "test")
self.cv.wait(15)
self.assertEqual(self.callback_flag, True)
def test_sync_getset(self):
self.assertEqual(self.connected, True, "Not connected!")
(data,stat) = zookeeper.get(self.handle, "/zk-python-getsettest", None)
self.assertEqual(data, "on", "Data is not 'on' as expected: " + data)
ret = zookeeper.set(self.handle, "/zk-python-getsettest",
"off", stat["version"])
(data,stat) = zookeeper.get(self.handle, "/zk-python-getsettest", None)
self.assertEqual(data, "off", "Data is not 'off' as expected: " + data)
self.assertRaises(zookeeper.BadVersionException,
zookeeper.set,
self.handle,
"/zk-python-getsettest",
"test",
stat["version"]+1)
stat2 = zookeeper.set2(self.handle, "/zk-python-getsettest",
"set2", stat["version"])
self.assertNotEqual(stat2, None, "set2 call failed, return should not be None")
self.assertEqual(stat2["numChildren"], 0,
"set2 call failed, numChildren not 0 in set2 call")
(data,stat) = zookeeper.get(self.handle, "/zk-python-getsettest", None)
self.assertEqual(data, "set2", "Data is not 'set2' as expected: " + data)
