[issue28176] Fix callbacks race in asyncio.SelectorLoop.sock_connect

[STINNER Victor]

STINNER Victor added the comment:

The timeout of 3 seconds seem to be too short for some buildbots like "AMD64 FreeBSD CURRENT Non-Debug 3.x".

http://buildbot.python.org/all/builders/AMD64%20FreeBSD%20CURRENT%20Non-Debug%203.x/builds/295/steps/test/logs/stdio

test.test_asyncio.test_windows_utils (unittest.loader.ModuleSkipped) ... Exception in thread Thread-50:
Traceback (most recent call last):
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-current.nondebug/build/Lib/threading.py", line 916, in _bootstrap_inner
    self.run()
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-current.nondebug/build/Lib/test/test_asyncio/test_selector_events.py", line 1819, in run
    sock, addr = self.srv_sock.accept()
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-current.nondebug/build/Lib/socket.py", line 205, in accept
    fd, addr = self._accept()
socket.timeout: timed out

test test_asyncio failed
skipped 'Windows only'

======================================================================
ERROR: test_sock_connect_sock_write_race (test.test_asyncio.test_selector_events.SelectorLoopFunctionalTests)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-current.nondebug/build/Lib/test/test_asyncio/test_selector_events.py", line 1868, in test_sock_connect_sock_write_race
    timeout=TIMEOUT))
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-current.nondebug/build/Lib/asyncio/base_events.py", line 457, in run_until_complete
    return future.result()
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-current.nondebug/build/Lib/asyncio/futures.py", line 292, in result
    raise self._exception
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-current.nondebug/build/Lib/asyncio/tasks.py", line 239, in _step
    result = coro.send(None)
  File "/usr/home/buildbot/python/3.x.koobs-freebsd-current.nondebug/build/Lib/asyncio/tasks.py", line 397, in wait_for
    raise futures.TimeoutError()
concurrent.futures._base.TimeoutError

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nosy: +haypo
resolution: fixed -> 
status: closed -> pending

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28176>
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