GuidedDecisionTableAccordionItem { public void setOpen(final boolean isOpen) { view.setOpen(isOpen); } @Inject  GuidedDecisionTableAccordionItem(final GuidedDecisionTableAccordionItem.View view,
                                            final TranslationService translationService); @PostConstruct void setup(); GuidedDecisionTableAccordionItem.View getView(); void init(final String parentId,
                     final Type type,
                     final Widget content); Type getType(); void setOpen(final boolean isOpen);  }
@Test public void testSetOpen() throws Exception { final boolean isOpen = false; item.setOpen(isOpen); verify(view).setOpen(isOpen); }