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diff --git a/Lib/test/test_coroutines.py b/Lib/test/test_coroutines.py
index aa2a5e8..6a6f868 100644
--- a/Lib/test/test_coroutines.py
+++ b/Lib/test/test_coroutines.py
@@ -497,17 +497,133 @@ class CoroutineTest(unittest.TestCase):
                 return self
 
             def __aexit__(self, *e):
+                return 444
+

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import asyncio

async def worker():
    fut = asyncio.Future()

    def setval():
        print('setval')
        fut.set_result(123)

    print('setup')

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import asyncio

async def http_get(domain):
    reader, writer = await asyncio.open_connection(domain, 80)

    writer.write(b'\r\n'.join([
        b'GET / HTTP/1.1',
        b'Host: %b' % domain.encode('latin-1'),
        b'Connection: close',
        b'', b''

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##
# Copyright (c) 2011 Sprymix Inc.
# All rights reserved.
#
# See LICENSE for details.
##


import inspect
import collections

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def render_signature(signature):
    '''Renders function definition by its signature.

    Example:

        >>> def test(a:'foo', *, b:'bar', c=True, **kwargs:None) -> 'spam':
        ...    pass

        >>> render_signature(inspect.signature(test))
        test(a:'foo', *, b:'bar', c=True, **kwargs:None) -> 'spam'

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    class _RedisPool(aioredis.RedisPool):
        @asyncio.coroutine
        def acquire(self):
            # XXX
            with (yield from self._cond):
                while True:
                    yield from self._fill_free(override_min=True)
                    if self.freesize:
                        conn = self._pool.popleft()
                        if conn.closed:

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# client.py
#
# Common client. Measure the response rate of the echo server

from socket import *
import time
from threading import Thread
import atexit
import sys

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import asyncio
import uvloop
from socket import *

from uvloop.futures import Future as CFuture

import cProfile
import sys
import time

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##
# Copyright 2013 Yury Selivanov <yselivanov@sprymix.com>
# License: MIT
##


import code
import subprocess
import os
import sys

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import asyncio
import time

I = 0

def test2():
    yield from ()
    global I
    I += 1