From f3765071eb73ffb3630a64987f7dceddf64be2ea Mon Sep 17 00:00:00 2001 From: Andrew Svetlov Date: Tue, 14 Aug 2012 18:35:17 +0300 Subject: [PATCH] Add test to explicit check the absence regression in subprocess (issue #15592). Patch by Chris Jerdonek. --- Lib/test/test_subprocess.py | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py index 52de5c064c..9e92a96227 100644 --- a/Lib/test/test_subprocess.py +++ b/Lib/test/test_subprocess.py @@ -548,6 +548,18 @@ class ProcessTestCase(BaseTestCase): (stdout, stderr) = p.communicate("line1\nline3\n") self.assertEqual(p.returncode, 0) + def test_universal_newlines_communicate_input_none(self): + # Test communicate(input=None) with universal newlines. + # + # We set stdout to PIPE because, as of this writing, a different + # code path is tested when the number of pipes is zero or one. + p = subprocess.Popen([sys.executable, "-c", "pass"], + stdin=subprocess.PIPE, + stdout=subprocess.PIPE, + universal_newlines=True) + p.communicate() + self.assertEqual(p.returncode, 0) + def test_no_leaking(self): # Make sure we leak no resources if not mswindows: -- 2.40.0