def test_unlock(self):
"""LogChecker.unlock()
"""
lockfileobj = LogChecker.lock(self.lockfile)
LogChecker.unlock(self.lockfile, lockfileobj)
self.assertFalse(os.path.exists(self.lockfile))
self.assertTrue(lockfileobj.closed)
def test_lock(self):
"""LogChecker.lock()
"""
# lock succeeded
lockfileobj = LogChecker.lock(self.lockfile)
self.assertNotEqual(lockfileobj, None)
LogChecker.unlock(self.lockfile, lockfileobj)
# locked by an another process
locked_time = 4
wait_interval = 0.1
proc = self._run_locked_subprocess(self.lockfile, locked_time)
for _ in range(100):
if os.path.isfile(self.lockfile):
break
time.sleep(wait_interval)
with warnings.catch_warnings():
warnings.simplefilter("ignore")
lockfileobj = LogChecker.lock(self.lockfile)
proc.wait()
self.assertEqual(lockfileobj, None)