symbian-qemu-0.9.1-12/python-2.6.1/Lib/test/test_mutex.py
author johnathan.white@2718R8BGH51.accenture.com
Mon, 08 Mar 2010 18:45:03 +0000
changeset 46 b6935a90ca64
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority

import unittest
import test.test_support

mutex = test.test_support.import_module("mutex", deprecated=True)

class MutexTest(unittest.TestCase):

    def test_lock_and_unlock(self):

        def called_by_mutex(some_data):
            self.assertEqual(some_data, "spam")
            self.assert_(m.test(), "mutex not held")
            # Nested locking
            m.lock(called_by_mutex2, "eggs")

        def called_by_mutex2(some_data):
            self.assertEquals(some_data, "eggs")
            self.assert_(m.test(), "mutex not held")
            self.assert_(ready_for_2,
                         "called_by_mutex2 called too soon")

        m = mutex.mutex()
        read_for_2 = False
        m.lock(called_by_mutex, "spam")
        ready_for_2 = True
        # unlock both locks
        m.unlock()
        m.unlock()
        self.failIf(m.test(), "mutex still held")

def test_main():
    test.test_support.run_unittest(MutexTest)

if __name__ == "__main__":
    test_main()