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[asyncio] bpo-30423: add regression test for orphan future causes "RuntimeError: Event loop stopped before Future completed." #3295

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Merged
merged 6 commits into from
Nov 1, 2017
Merged

[asyncio] bpo-30423: add regression test for orphan future causes "RuntimeError: Event loop stopped before Future completed." #3295

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e5ec056
call remove_done_callback in finally section
May 21, 2017
9f7ad5a
Merge pull request #1 from jimmylai/jimmylai-patch-asyncio-orphan-fut…
May 21, 2017
923312f
Merge branch 'master' of https://github.com/python/cpython
Sep 4, 2017
d0ccfac
[asyncio] bpo-30423 bug: add regression test for orphan future causes…
Sep 4, 2017
4bd4b45
Update test_base_events.py
asvetlov Nov 1, 2017
58deb49
Update test_base_events.py
asvetlov Nov 1, 2017
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16 changes: 16 additions & 0 deletions Lib/test/test_asyncio/test_base_events.py
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Original file line number Diff line number Diff line change
Expand Up @@ -529,6 +529,22 @@ def test_run_until_complete_loop(self):
self.assertRaises(ValueError,
other_loop.run_until_complete, task)

def test_run_until_complete_loop_orphan_future_close_loop(self):
async def foo(sec=0):
await asyncio.sleep(sec)

self.loop.close()
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
try:
with mock.patch('asyncio.base_events.BaseEventLoop.run_forever',
side_effect=Exception):
loop.run_until_complete(foo())
except:
pass
loop.run_until_complete(foo(0.1))
loop.close()

def test_subprocess_exec_invalid_args(self):
args = [sys.executable, '-c', 'pass']

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