ColumnHeaderPopOverImpl implements ColumnHeaderPopOver { @Override public void hide() { view.hide(); } @Inject  ColumnHeaderPopOverImpl(final PopOverView view,
                                   final ColumnDefinitionFactory columnDefinitionFactory); @Override void show(final GuidedDecisionTableModellerView modellerView,
                     final GuidedDecisionTableView.Presenter dtPresenter,
                     final int uiColumnIndex); @Override void hide();  }
@Test public void hideView() { popOver.hide(); verify( view, times( 1 ) ).hide(); }