File tempDirectory = Files.createTempDir();
ConfigProvider config = new NoneConfigProvider(tempDirectory.getPath());
Properties properties = new Properties();
properties.setProperty(PropertyBasedInstanceConfig.toName(StringConfigs.ZOO_CFG_EXTRA, PropertyBasedInstanceConfig.ROOT_PROPERTY_PREFIX), CFG_EXTRA);
LoadedInstanceConfig instanceConfig = config.storeConfig(new PropertyBasedInstanceConfig(properties, new Properties()), 0);
String string = instanceConfig.getConfig().getRootConfig().getString(StringConfigs.ZOO_CFG_EXTRA);
Assert.assertEquals(CFG_EXTRA, string);
EncodedConfigParser parser = new EncodedConfigParser("s=10&d=dee&a=hey");