diff options
| -rw-r--r-- | Lib/test/test_argparse.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/test/test_argparse.py b/Lib/test/test_argparse.py index a96bb5cb0d..894ad58d26 100644 --- a/Lib/test/test_argparse.py +++ b/Lib/test/test_argparse.py @@ -27,6 +27,13 @@ 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 = test_support.EnvironmentVarGuard() + env.unset("COLUMNS") + self.addCleanup(env.__exit__) class TempDirMixin(object): @@ -1726,6 +1733,7 @@ class TestAddSubparsers(TestCase): return parser def setUp(self): + super(TestAddSubparsers, self).setUp() self.parser = self._get_parser() self.command_help_parser = self._get_parser(subparser_help=True) @@ -1953,6 +1961,7 @@ class TestParentParsers(TestCase): self.assertRaises(ArgumentParserError, *args, **kwargs) def setUp(self): + super(TestParentParsers, self).setUp() self.wxyz_parent = ErrorRaisingArgumentParser(add_help=False) self.wxyz_parent.add_argument('--w') x_group = self.wxyz_parent.add_argument_group('x') |