ubuntu-dev-tools/ubuntutools/test/test_help.py

# test_help.py - Ensure scripts can run --help.
#
# Copyright (C) 2010, Stefano Rivera <stefanor@ubuntu.com>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
# OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.

import subprocess
import unittest

from setup import scripts


TIMEOUT = 10


class HelpTestCase(unittest.TestCase):
    def test_script(self):
        for script in scripts:
            with self.subTest(script=script):
                result = subprocess.run([f'./{script}', '--help'],
                                        encoding='UTF-8',
                                        timeout=10,
                                        check=True,
                                        stdout=subprocess.PIPE,
                                        stderr=subprocess.PIPE)
                self.assertFalse(result.stderr.strip())