diff options
Diffstat (limited to 'Lib/test/test_subprocess.py')
| -rw-r--r-- | Lib/test/test_subprocess.py | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py index 22516402da..5cc324b878 100644 --- a/Lib/test/test_subprocess.py +++ b/Lib/test/test_subprocess.py @@ -1894,6 +1894,28 @@ class POSIXProcessTestCase(BaseTestCase): with self.assertRaises(ValueError): subprocess.check_call([sys.executable, "-c", "pass"], extra_groups=[]) + @unittest.skipIf(mswindows or not hasattr(os, 'umask'), + 'POSIX umask() is not available.') + def test_umask(self): + tmpdir = None + try: + tmpdir = tempfile.mkdtemp() + name = os.path.join(tmpdir, "beans") + # We set an unusual umask in the child so as a unique mode + # for us to test the child's touched file for. + subprocess.check_call( + [sys.executable, "-c", f"open({name!r}, 'w')"], # touch + umask=0o053) + # Ignore execute permissions entirely in our test, + # filesystems could be mounted to ignore or force that. + st_mode = os.stat(name).st_mode & 0o666 + expected_mode = 0o624 + self.assertEqual(expected_mode, st_mode, + msg=f'{oct(expected_mode)} != {oct(st_mode)}') + finally: + if tmpdir is not None: + shutil.rmtree(tmpdir) + def test_run_abort(self): # returncode handles signal termination with support.SuppressCrashReport(): @@ -2950,7 +2972,7 @@ class POSIXProcessTestCase(BaseTestCase): -1, -1, -1, -1, 1, 2, 3, 4, True, True, - False, [], 0, + False, [], 0, -1, func) # Attempt to prevent # "TypeError: fork_exec() takes exactly N arguments (M given)" @@ -2999,7 +3021,7 @@ class POSIXProcessTestCase(BaseTestCase): -1, -1, -1, -1, 1, 2, 3, 4, True, True, - None, None, None, + None, None, None, -1, None) self.assertIn('fds_to_keep', str(c.exception)) finally: |