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#16306: Fix multiple error messages when unknown command line parameters where passed to the interpreter. Patch by Hieu Nguyen.

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This commit is contained in:
Ezio Melotti 2012-11-18 13:46:38 +02:00
parent 9e94972eed
commit db5947f0f3
4 changed files with 22 additions and 7 deletions
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11
Lib/test/test_cmd_line.py
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@ -6,7 +6,8 @@ import test.test_support
import sys
import unittest
from test.script_helper import (
assert_python_ok, spawn_python, kill_python, python_exit_code
assert_python_ok, assert_python_failure, spawn_python, kill_python,
python_exit_code
)
@ -116,6 +117,14 @@ class CmdLineTest(unittest.TestCase):
assert_python_ok(filename)
def test_unknown_options(self):
# Add "without='-E'" to prevent _assert_python append env_vars -E
# which changes the output of stderr
rc, out, err = assert_python_failure('-z', without='-E')
self.assertIn(b'Unknown option', err)
self.assertEqual(err.splitlines().count(b'Unknown option: -z'), 1)
self.assertEqual(b'', out)
def test_main():
test.test_support.run_unittest(CmdLineTest)
test.test_support.reap_children()