### Question:
ZoomLevelSelectorItem implements IsElement { public void select() { levelItem.setClassName(ITEM_CLASS_NAME + " " + ITEM_SELECTED); }  ZoomLevelSelectorItem setText(final String value); ZoomLevelSelectorItem setOnClick(final Command onClick); void select(); void reset(); @PreDestroy void destroy();  }### Answer:
@Test public void testSelect() { tested.select(); verify(levelItem, times(1)).setClassName(eq(ZoomLevelSelectorItem.ITEM_CLASS_NAME + " " + ZoomLevelSelectorItem.ITEM_SELECTED)); }