diff options
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/test_asyncio/test_subprocess.py | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Lib/test/test_asyncio/test_subprocess.py b/Lib/test/test_asyncio/test_subprocess.py index e90f17dda6..4803826024 100644 --- a/Lib/test/test_asyncio/test_subprocess.py +++ b/Lib/test/test_asyncio/test_subprocess.py @@ -287,6 +287,25 @@ class SubprocessMixin: self.assertEqual(output.rstrip(), b'3') self.assertEqual(exitcode, 0) + def test_empty_input(self): + @asyncio.coroutine + def empty_input(): + code = 'import sys; data = sys.stdin.read(); print(len(data))' + proc = yield from asyncio.create_subprocess_exec( + sys.executable, '-c', code, + stdin=asyncio.subprocess.PIPE, + stdout=asyncio.subprocess.PIPE, + stderr=asyncio.subprocess.PIPE, + close_fds=False, + loop=self.loop) + stdout, stderr = yield from proc.communicate(b'') + exitcode = yield from proc.wait() + return (stdout, exitcode) + + output, exitcode = self.loop.run_until_complete(empty_input()) + self.assertEqual(output.rstrip(), b'0') + self.assertEqual(exitcode, 0) + def test_cancel_process_wait(self): # Issue #23140: cancel Process.wait() |