def test_wait_absent(self):
for wait_time in (
-1,
0.0,
0.1,
1,
):
dd('no node wait:', wait_time)
with ututil.Timer() as t:
zkutil.wait_absent(self.zk, 'a', wait_time)
self.assertAlmostEqual(0, t.spent(), delta=0.2)
def wait_tx_to_finish(self, txid, timeout):
logger.info('{tx} wait-> {other_txid}'.format(tx=self, other_txid=txidstr(txid)))
try:
zkutil.wait_absent(self.zke,
self.zke._zkconf.tx_alive(txid),
timeout=timeout)
except zkutil.ZKWaitTimeout as e:
logger.info(repr(e) + ' while waiting for other tx: {txid}'.format(
txid=txid))
raise TXTimeout('{tx} timeout waiting for tx:{txid}'.format(tx=self, txid=txid))
def wait_tx_to_finish(self, txid, timeout):
logger.info('{tx} wait-> {other_txid}'.format(tx=self, other_txid=txidstr(txid)))
try:
zkutil.wait_absent(self.zke,
self.zke._zkconf.tx_alive(txid),
timeout=timeout)
except zkutil.ZKWaitTimeout as e:
logger.info(repr(e) + ' while waiting for other tx: {txid}'.format(
txid=txid))
raise TXTimeout('{tx} timeout waiting for tx:{txid}'.format(tx=self, txid=txid))
def test_wait_absent(self):
for wait_time in (
-1,
0.0,
0.1,
1,
):
dd('no node wait:', wait_time)
with ututil.Timer() as t:
zkutil.wait_absent(self.zk, 'a', wait_time)
self.assertAlmostEqual(0, t.spent(), delta=0.2)
def test_wait_absent_no_timeout(self):
def _del():
time.sleep(1)
self.zk.delete('a')
for kwargs in (
{},
{'timeout': None},
):
self.zk.create('a')
th = threadutil.start_daemon(target=_del)
with ututil.Timer() as t:
zkutil.wait_absent(self.zk, 'a', **kwargs)
self.assertAlmostEqual(1, t.spent(), delta=0.1)
th.join()
def test_wait_absent_no_timeout(self):
def _del():
time.sleep(1)
self.zk.delete('a')
for kwargs in (
{},
{
'timeout': None
},
):
self.zk.create('a')
th = threadutil.start_daemon(target=_del)
with ututil.Timer() as t:
zkutil.wait_absent(self.zk, 'a', **kwargs)
self.assertAlmostEqual(1, t.spent(), delta=0.1)
th.join()
def test_wait_absent_delete_node(self):
delete_after = 0.2
for wait_time in (
0.5,
1,
):
dd('node present wait:', wait_time)
self.zk.create('a')
def _del():
time.sleep(delete_after)
self.zk.delete('a')
th = threadutil.start_daemon(target=_del)
with ututil.Timer() as t:
zkutil.wait_absent(self.zk, 'a', wait_time)
self.assertAlmostEqual(delete_after, t.spent(), delta=0.1)
th.join()
def test_wait_absent_delete_node(self):
delete_after = 0.2
for wait_time in (
0.5,
1,
):
dd('node present wait:', wait_time)
self.zk.create('a')
def _del():
time.sleep(delete_after)
self.zk.delete('a')
th = threadutil.start_daemon(target=_del)
with ututil.Timer() as t:
zkutil.wait_absent(self.zk, 'a', wait_time)
self.assertAlmostEqual(delete_after, t.spent(), delta=0.1)
th.join()