testing_test.py 文件源码

def test_timeout(self):
        # Set a short timeout and exceed it.
        @gen_test(timeout=0.1)
        def test(self):
            yield gen.Task(self.io_loop.add_timeout, self.io_loop.time() + 1)

        with self.assertRaises(ioloop.TimeoutError):
            test(self)

        self.finished = True