diff options
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/test_subprocess.py | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py index 921328f..45ba373 100644 --- a/Lib/test/test_subprocess.py +++ b/Lib/test/test_subprocess.py @@ -608,8 +608,6 @@ class ProcessTestCase(BaseTestCase): universal_newlines=1) self.addCleanup(p.stdout.close) self.addCleanup(p.stderr.close) - # BUG: can't give a non-empty stdin because it breaks both the - # select- and poll-based communicate() implementations. (stdout, stderr) = p.communicate() self.assertEqual(stdout, "line2\nline4\nline5\nline6\nline7\nline8") @@ -640,6 +638,35 @@ class ProcessTestCase(BaseTestCase): p.communicate() self.assertEqual(p.returncode, 0) + def test_universal_newlines_communicate_stdin_stdout_stderr(self): + # universal newlines through communicate(), with stdin, stdout, stderr + p = subprocess.Popen([sys.executable, "-c", + 'import sys,os;' + SETBINARY + '''\nif True: + s = sys.stdin.buffer.readline() + sys.stdout.buffer.write(s) + sys.stdout.buffer.write(b"line2\\r") + sys.stderr.buffer.write(b"eline2\\n") + s = sys.stdin.buffer.read() + sys.stdout.buffer.write(s) + sys.stdout.buffer.write(b"line4\\n") + sys.stdout.buffer.write(b"line5\\r\\n") + sys.stderr.buffer.write(b"eline6\\r") + sys.stderr.buffer.write(b"eline7\\r\\nz") + '''], + stdin=subprocess.PIPE, + stderr=subprocess.PIPE, + stdout=subprocess.PIPE, + universal_newlines=True) + self.addCleanup(p.stdout.close) + self.addCleanup(p.stderr.close) + (stdout, stderr) = p.communicate("line1\nline3\n") + self.assertEqual(p.returncode, 0) + self.assertEqual("line1\nline2\nline3\nline4\nline5\n", stdout) + # Python debug build push something like "[42442 refs]\n" + # to stderr at exit of subprocess. + # Don't use assertStderrEqual because it strips CR and LF from output. + self.assertTrue(stderr.startswith("eline2\neline6\neline7\n")) + def test_universal_newlines_communicate_encodings(self): # Check that universal newlines mode works for various encodings, # in particular for encodings in the UTF-16 and UTF-32 families. |