def set_config(self, section, option, value):
"""
Set a config option in a section and re-write the tahoe.cfg file
:param str section: The name of the section in which to set the
option.
:param str option: The name of the option to set.
:param str value: The value of the option.
:raise UnescapedHashError: If the option holds a fURL and there is a
``#`` in the value.
"""
if option.endswith(".furl") and "#" in value:
raise UnescapedHashError(section, option, value)
copied_config = configutil.copy_config(self.config)
configutil.set_config(copied_config, section, option, value)
configutil.validate_config(
self._config_fname,
copied_config,
self.valid_config_sections,
)
if self.config_path is not None:
configutil.write_config(self.config_path, copied_config)
self.config = copied_config
def test_copy_config(self, cfgdict):
"""
``copy_config`` creates a new ``ConfigParser`` object containing the same
values as its input.
"""
cfg = to_configparser(cfgdict)
copied = configutil.copy_config(cfg)
# Should be equal
self.assertEqual(cfg, copied)
# But not because they're the same object.
self.assertIsNot(cfg, copied)