### Question:
IncludedModelsPage extends DMNPage { @Override public void onLostFocus() { getFlashMessages().hideMessages(); } @Inject  IncludedModelsPage(final HTMLDivElement pageView,
                              final TranslationService translationService,
                              final FlashMessages flashMessages,
                              final IncludedModelsPagePresenter includedModelsPresenter,
                              final IncludedModelsPageState pageState,
                              final IncludedModelsPageStateProvider stateProvider); @Override void onFocus(); @Override void onLostFocus(); void reload();  }### Answer:
@Test public void testOnLostFocus() { page.onLostFocus(); verify(flashMessages).hideMessages(); }