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-rw-r--r--Lib/test/test_subprocess.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index 8c8ac40..64f8d40 100644
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -234,6 +234,12 @@ class ProcessTestCase(unittest.TestCase):
stripped = remove_stderr_debug_decorations(output)
self.assertEqual(stripped, "appleorange")
+ def test_stdout_filedes_of_stdout(self):
+ # stdout is set to 1 (#1531862).
+ cmd = r"import sys, os; sys.exit(os.write(sys.stdout.fileno(), '.\n'))"
+ rc = subprocess.call([sys.executable, "-c", cmd], stdout=1)
+ self.assertEquals(rc, 2)
+
def test_cwd(self):
tmpdir = os.getenv("TEMP", "/tmp")
# We cannot use os.path.realpath to canonicalize the path,