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Diffstat (limited to 'iniherit/test.py')
| -rw-r--r-- | iniherit/test.py | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/iniherit/test.py b/iniherit/test.py index 6b2c3ad..d4b93b9 100644 --- a/iniherit/test.py +++ b/iniherit/test.py @@ -453,6 +453,41 @@ class TestIniherit(unittest.TestCase): ) self.assertMultiLineEqual(str(cm.exception), err) + #---------------------------------------------------------------------------- + def test_cascading_env_interpolate(self): + # test that if a key contains an interpolation of another key + # can in turn interpolate an "%(ENV:...)s" style expansion. + files = {k: textwrap.dedent(v) for k, v in { + 'config.ini' : ''' + [DEFAULT] + kw1 = %(kw2)s + kw2 = %(ENV:UNDEFINED:-defval)s + ''', + }.items()} + parser = ConfigParser(loader=ByteLoader(files)) + parser.read('config.ini') + self.assertEqual(parser.get('DEFAULT', 'kw2'), 'defval') + self.assertEqual(parser.get('DEFAULT', 'kw1'), 'defval') + + #---------------------------------------------------------------------------- + def test_subclass_override(self): + # test that subclasses that override `ConfigParser._interpolate`, + # but that still directly call it, works... + class SomeOtherConfigParser(ConfigParser): + def _interpolate(self, section, option, rawval, vars): + return ConfigParser._interpolate(self, section, option, rawval, vars) + files = {k: textwrap.dedent(v) for k, v in { + 'config.ini' : ''' + [DEFAULT] + kw1 = %(kw2)s + kw2 = %(ENV:SOMEVAL:-defval)s + ''', + }.items()} + parser = SomeOtherConfigParser(loader=ByteLoader(files)) + parser.read('config.ini') + self.assertEqual(parser.get('DEFAULT', 'kw2'), 'defval') + self.assertEqual(parser.get('DEFAULT', 'kw1'), 'defval') + #------------------------------------------------------------------------------ # end of $Id$ |