cpython/Lib/test/test_dummy_threading.py
Benjamin Peterson 7275370770 Merged revisions 65824 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

........
  r65824 | benjamin.peterson | 2008-08-18 13:01:43 -0500 (Mon, 18 Aug 2008) | 1 line

  change a few uses of the threading APIs
........
2008-08-18 18:09:21 +00:00

65 lines
1.8 KiB
Python

from test import support
import unittest
import dummy_threading as _threading
import time
class DummyThreadingTestCase(unittest.TestCase):
class TestThread(_threading.Thread):
def run(self):
global running
global sema
global mutex
# Uncomment if testing another module, such as the real 'threading'
# module.
#delay = random.random() * 2
delay = 0
if support.verbose:
print('task', self.name, 'will run for', delay, 'sec')
sema.acquire()
mutex.acquire()
running += 1
if support.verbose:
print(running, 'tasks are running')
mutex.release()
time.sleep(delay)
if support.verbose:
print('task', self.name, 'done')
mutex.acquire()
running -= 1
if support.verbose:
print(self.name, 'is finished.', running, 'tasks are running')
mutex.release()
sema.release()
def setUp(self):
self.numtasks = 10
global sema
sema = _threading.BoundedSemaphore(value=3)
global mutex
mutex = _threading.RLock()
global running
running = 0
self.threads = []
def test_tasks(self):
for i in range(self.numtasks):
t = self.TestThread(name="<thread %d>"%i)
self.threads.append(t)
t.start()
if support.verbose:
print('waiting for all tasks to complete')
for t in self.threads:
t.join()
if support.verbose:
print('all tasks done')
def test_main():
support.run_unittest(DummyThreadingTestCase)
if __name__ == '__main__':
test_main()