// Adding a handler should not invoke the handler.
// Add the handler to the view because it is the source of events.
HandlerRegistration reg = listView.addRangeChangeHandler(handler);
assertNull(handler.getLastRange());
handler.reset();
// Change the pageStart.
presenter.setVisibleRange(new Range(10, 10));
assertEquals(new Range(10, 10), handler.getLastRange());
handler.reset();