From: Benjamin Peterson <benjamin@python.org>
Date: Wed, 7 Sep 2016 16:00:48 +0000 (-0700)
Subject: capture stderr to silence output during test_coroutines (closes #27968)
X-Git-Tag: v3.6.0b1~247^2~16
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=48c88307d87ae0704885b9b5c692ded861077a71;p=python

capture stderr to silence output during test_coroutines (closes #27968)
---

diff --git a/Lib/test/test_coroutines.py b/Lib/test/test_coroutines.py
index 79cbec9899..e52654c14d 100644
--- a/Lib/test/test_coroutines.py
+++ b/Lib/test/test_coroutines.py
@@ -1568,10 +1568,11 @@ class CoroutineTest(unittest.TestCase):
     def test_fatal_coro_warning(self):
         # Issue 27811
         async def func(): pass
-        with warnings.catch_warnings():
+        with warnings.catch_warnings(), support.captured_stderr() as stderr:
             warnings.filterwarnings("error")
             func()
             support.gc_collect()
+        self.assertIn("was never awaited", stderr.getvalue())
 
 
 class CoroAsyncIOCompatTest(unittest.TestCase):