private void i18n1(String bundleName, Locale locale, String expectedString) {
ResourceBundle bundle = locale != null ? ResourceBundle.getBundle(bundleName, locale)
: null;
ArgsI18N1 i18n = new ArgsI18N1();
String[] argv = { "-host", "localhost" };
JCommander jc = new JCommander(i18n, bundle, argv);
// jc.usage();
ParameterDescription pd = jc.getParameters().get(0);