From: jimmylai Date: Wed, 1 Nov 2017 13:54:45 +0000 (-0700) Subject: [asyncio] bpo-30423: add regression test for orphan future causes "RuntimeError:... X-Git-Tag: v3.7.0a3~267 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=d1e34031f68a3c7523a5376575c87cd0fea2425c;p=python [asyncio] bpo-30423: add regression test for orphan future causes "RuntimeError: Event loop stopped before Future completed." (#3295) * call remove_done_callback in finally section * [asyncio] bpo-30423 bug: add regression test for orphan future causes "RuntimeError: Event loop stopped before Future completed." --- diff --git a/Lib/test/test_asyncio/test_base_events.py b/Lib/test/test_asyncio/test_base_events.py index a0ce9fa55e..6fdb593da6 100644 --- a/Lib/test/test_asyncio/test_base_events.py +++ b/Lib/test/test_asyncio/test_base_events.py @@ -529,6 +529,22 @@ class BaseEventLoopTests(test_utils.TestCase): 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']