GroupMenuItemPresenter implements BaseMenuItemPresenter,
                                               HasChildren { public void setup(final String label) { view.setLabel(label); } @Inject  GroupMenuItemPresenter(final View view); @PostConstruct void init(); void setup(final String label); @Override void addChild(final IsElement item); @Override View getView();  }
@Test public void setupTest() { final String label = "label"; presenter.setup(label); verify(view).setLabel(label); }