@Test
public void should_return_blank_when_the_key_is_defined_but_message_is_blank() throws UnsupportedEncodingException, IOException{
// Setup
InputStream stream = getClass().getClassLoader().getResourceAsStream("com/github/dandelion/datatables/jsp/i18n/datatables_en.properties");
ResourceBundle bundle = new PropertyResourceBundle(new InputStreamReader(stream, "UTF-8"));
pageContext = new MockPageContext();
pageContext.setAttribute(Config.FMT_LOCALIZATION_CONTEXT + ".page", new LocalizationContext(bundle, new Locale("en", "US")));
JstlMessageResolver messageResolver = new JstlMessageResolver(request);
// Test
String message = messageResolver.getResource("global.blank.value", "default", pageContext);