test_Guard.py

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#!/usr/bin/env python
# -*- Python -*-

#
#  \file test_Guard.py
#  \brief test for Guard class
#  \date $Date: 2007/09/18 $
#  \author Shinji Kurihara
# 
#  Copyright (C) 2006
#      Task-intelligence Research Group,
#      Intelligent Systems Research Institute,
#      National Institute of
#          Advanced Industrial Science and Technology (AIST), Japan
#      All rights reserved.
# 

import sys, time
sys.path.insert(1,"../")

import unittest
import threading
from Guard import *
from Task import *

ShareCount = 0

class TestGuardTask(Task):
        def __init__(self):
                global ShareCount
                self.ShareCount = 1
                Task.__init__(self)
                self.flag = False
                self._mutex = threading.RLock()

        def svc(self):
                global ShareCount
                guard = ScopedLock(self._mutex)
                for i in range(100):
                        ShareCount += 1
                time.sleep(0.1)
                self.ShareCount = ShareCount
                return

        def getShareCount(self):
                return self.ShareCount

class TestGuard(unittest.TestCase):
        def setUp(self):
                return

        def test_case0(self):
                task1 = TestGuardTask()
                task2 = TestGuardTask()
                task1.activate()
                task2.activate()
                task1.wait()
                task2.wait()
                count = task1.getShareCount()
                self.assertEqual(count, 200)
                count = task2.getShareCount()
                self.assertEqual(count, 200)
                task2.finalize()
                task1.finalize()
                return



############### test #################
if __name__ == '__main__':
        unittest.main()