def test_setting_value_that_doesnt_validate_fails(self):
config = Configuration()
def is_purple(val):
if val != "purple":
raise ValueError
config.register("fave_colour", six.text_type, validators=[is_purple])
config.ready = True
config.set("fave_colour", "purple")
with pytest.raises(ValueError):
config.set("fave_colour", "red")
def test_setting_by_set(self):
config = Configuration()
config.ready = True
config.set("mode", "live")
