GridLienzoScrollBars { Panel scrollPanel() { return gridLienzoScrollHandler.getScrollPanel(); } GridLienzoScrollBars(final GridLienzoScrollHandler gridLienzoScrollHandler);   }
@Test public void testPanel() { final Panel expectedPanel = mock(AbsolutePanel.class); doReturn(expectedPanel).when(gridLienzoScrollHandler).getScrollPanel(); final Panel actualPanel = gridLienzoScrollBars.scrollPanel(); assertEquals(expectedPanel, actualPanel); }