def update_from_file():
config_filename = join(dirname(__file__), 'test.cfg')
config = Config()
config.update_from_file(config_filename)
assert config['debug'] is True
assert config['database_uri'] == 'sqlite://'
assert '_hidden' not in config
# should not overwrite
config['debug'] = False
del config['database_uri']
config.update_from_file(config_filename)
assert config['debug'] is False
assert config['database_uri'] == 'sqlite://'
# should overwrite
config['debug'] = False
del config['database_uri']
config.update_from_file(config_filename, overwrite=True)
assert config['debug'] is True
assert config['database_uri'] == 'sqlite://'
def update_from_object():
class config_object:
debug = True
database_uri = 'sqlite://'
_hidden = 123
config = Config()
config.update_from_object(config_object)
assert config['debug'] is True
assert config['database_uri'] == 'sqlite://'
assert '_hidden' not in config
# should not overwrite
config['debug'] = False
del config['database_uri']
config.update_from_object(config_object)
assert config['debug'] is False
assert config['database_uri'] == 'sqlite://'
# should overwrite
config['debug'] = False
del config['database_uri']
config.update_from_object(config_object, overwrite=True)
assert config['debug'] is True
assert config['database_uri'] == 'sqlite://'
def update_unless_exists():
config = Config(a=1, b=2, c=3)
config.update_unless_exists({'b': 1, 'd': 2, 'e': 3}, c=4, f=5)
assert dict(config) == {'a': 1, 'b': 2, 'c': 3, 'd': 2, 'e': 3, 'f': 5}