def test_deleting_a_value(self):
config = Config({'::key::': '::value::'})
config.delete('::key::')
result = config.get('::key::')
assert result is None
def test_overriding_an_existing_value(self):
config = Config({'::key::': '::old-value::'})
config.set('::key::', '::new-value::')
result = config.get('::key::')
assert '::new-value::' == result
def test_setting_a_value_that_didnt_exist(self):
config = Config()
config.set('::key::', '::value::')
result = config.get('::key::')
assert '::value::' == result
def test_getting_an_existing_value(self):
config = Config({'::existing-key::': '::value::'})
result = config.get('::existing-key::')
assert '::value::' == result
def test_default_getting_ignored_if_value_exists(self):
config = Config({'::key::': '::value::'})
result = config.get('::key::', '::default::')
assert '::value::' == result
def test_getting_default_value_for_non_existent_key(self):
config = Config()
result = config.get('::non-existing-key::', '::default::')
assert '::default::' == result
def test_getting_a_none_existing_value(self):
config = Config()
result = config.get('::non-existing-key::')
assert result is None