def test_release_contextmanager(self):
class TestedClass(Monitor):
def __init__(self, cqueue):
self.cqueue = cqueue
Monitor.__init__(self)
@Monitor.protect
def execute(self):
self.cqueue.put(1)
sleep(1)
self.cqueue.get()
class TesterThread(Thread):
def __init__(self, tc):
self.tc = tc
Thread.__init__(self)
def run(self):
self.tc.execute()
cq = Queue()
cq.put(1)
tc = TestedClass(cq)
tt = TesterThread(tc)
with Monitor.acquire(tc):
with Monitor.release(tc):
tt.start()
sleep(0.4)
self.assertEqual(cq.qsize(), 2)
def start(self, slave=False):
"""Organizes for transaction in run() to be run atomically.
@param slave: set this to True if you invoke it from a
transaction so that lock is not reacquired.
"""
self.pdb.transactions_counter.update()
if not slave:
with Monitor.acquire(self.pdb):
return self.run()
else:
return self.run()
