private void testConfig2Xml2Config(String fileName) {
   final Config config = new ClasspathXmlConfig(fileName);
   final String xml = new ConfigXmlGenerator(true).generate(config);
   final Config config2 = new InMemoryXmlConfig(xml);
   assertTrue(config.isCompatible(config2));
   assertTrue(config2.isCompatible(config));
 }
  private void testConfig2Xml2Config(String fileName) {
    String pass = "******";
    final Config config = new ClasspathXmlConfig(fileName);
    config.getGroupConfig().setPassword(pass);

    final String xml = new ConfigXmlGenerator(true).generate(config);
    final Config config2 = new InMemoryXmlConfig(xml);
    config2.getGroupConfig().setPassword(pass);

    assertTrue(config.isCompatible(config2));
    assertTrue(config2.isCompatible(config));
  }