lock_tests.py 文件源码

def test_timeout(self):
        """
        Test wait(timeout)
        """
        def f():
            i = self.barrier.wait()
            if i == self.N // 2:
                # One thread is late!
                time.sleep(1.0)
            # Default timeout is 2.0, so this is shorter.
            self.assertRaises(threading.BrokenBarrierError,
                              self.barrier.wait, 0.5)
        self.run_threads(f)