@Test
public void testLangCodeTranslations() throws Exception {

    assertEquals("English", localizations.codelistValueLabel(LANG_CODELIST_NS, "eng"));
    assertEquals("English", localizations.codelistValueLabel(LANG_CODELIST_NS, "en"));
    assertEquals("German", localizations.codelistValueLabel(LANG_CODELIST_NS, "ger"));
    assertEquals("German", localizations.codelistValueLabel(LANG_CODELIST_NS, "de"));
    assertEquals("German", localizations.codelistValueLabel(LANG_CODELIST_NS, "deu"));
    assertEquals("xyz", localizations.codelistValueLabel(LANG_CODELIST_NS, "xyz"));
    assertEquals("dd", localizations.codelistValueLabel(LANG_CODELIST_NS, "dd"));
    assertEquals(null, localizations.codelistValueLabel(LANG_CODELIST_NS, null));
}