public void testAddSelectionListener() {
final ITableRidget ridget = getRidget();
final Grid control = getWidget();
try {
ridget.addSelectionListener(null);
fail();
} catch (final RuntimeException npe) {
ok();
}
final TestSelectionListener selectionListener = new TestSelectionListener();
ridget.addSelectionListener(selectionListener);
ridget.setSelection(person1);
assertEquals(1, selectionListener.getCount());
ridget.removeSelectionListener(selectionListener);
ridget.setSelection(person2);
assertEquals(1, selectionListener.getCount());
ridget.clearSelection();
ridget.addSelectionListener(selectionListener);
ridget.setSelectionType(SelectionType.SINGLE);
assertEquals(0, ridget.getSelection().size());
assertEquals(0, control.getSelectionCount());
control.setFocus();
UITestHelper.sendKeyAction(control.getDisplay(), UITestHelper.KC_ARROW_DOWN);
assertEquals(1, ridget.getSelection().size());
assertEquals(1, control.getSelectionCount());
assertEquals(2, selectionListener.getCount());
final SelectionEvent selectionEvent = selectionListener.getSelectionEvent();
assertEquals(ridget, selectionEvent.getSource());
assertTrue(selectionEvent.getOldSelection().isEmpty());
assertEquals(ridget.getSelection(), selectionEvent.getNewSelection());
// System.out.println("SelectionEvent: " + selectionListener.getSelectionEvent());
UITestHelper.sendKeyAction(control.getDisplay(), UITestHelper.KC_ARROW_DOWN);
assertEquals(1, ridget.getSelection().size());
assertEquals(1, control.getSelectionCount());
assertEquals(3, selectionListener.getCount());
final SelectionEvent selectionEvent2 = selectionListener.getSelectionEvent();
assertEquals(ridget, selectionEvent.getSource());
assertEquals(selectionEvent.getNewSelection(), selectionEvent2.getOldSelection());
assertEquals(ridget.getSelection(), selectionEvent2.getNewSelection());
// System.out.println("SelectionEvent: " + selectionListener.getSelectionEvent());
ridget.removeSelectionListener(selectionListener);
}
