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Unset COLUMNS for test_argparse (and restore afterwards) (issue 9553)

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Steven Bethard 2010-11-01 13:56:09 +00:00
parent 50be1ca55e
commit 1f1c247adb
1 changed files with 9 additions and 0 deletions
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9
Lib/test/test_argparse.py
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@ -26,6 +26,13 @@ class TestCase(unittest.TestCase):
print(obj2)
super(TestCase, self).assertEqual(obj1, obj2)
def setUp(self):
# The tests assume that line wrapping occurs at 80 columns, but this
# behaviour can be overridden by setting the COLUMNS environment
# variable. To ensure that this assumption is true, unset COLUMNS.
env = support.EnvironmentVarGuard()
env.unset("COLUMNS")
self.addCleanup(env.__exit__)
class TempDirMixin(object):
@ -1715,6 +1722,7 @@ class TestAddSubparsers(TestCase):
return parser
def setUp(self):
super().setUp()
self.parser = self._get_parser()
self.command_help_parser = self._get_parser(subparser_help=True)
@ -1942,6 +1950,7 @@ class TestParentParsers(TestCase):
self.assertRaises(ArgumentParserError, *args, **kwargs)
def setUp(self):
super().setUp()
self.wxyz_parent = ErrorRaisingArgumentParser(add_help=False)
self.wxyz_parent.add_argument('--w')
x_group = self.wxyz_parent.add_argument_group('x')