* Test that enums as fields in a wrapper class can be passed over RPC.
*/
public void testFieldEnumWrapperClass() {
delayTestFinishForRpc();
FieldEnumWrapper wrapper = new FieldEnumWrapper();
wrapper.setFieldEnum(FieldEnum.X);
getService().echo(wrapper, new AsyncCallback<FieldEnumWrapper>() {
@Override
public void onFailure(Throwable caught) {
rethrowException(caught);
}