public void testAddListener() {
EventMulticaster<Integer> multicaster = new CachingEventMulticasterImpl<Integer>();
IntListener intListener = new IntListener();
multicaster.addListener(intListener);
assertEquals(0, intListener.value);
assertEquals(0, intListener.notifications);
multicaster = new CachingEventMulticasterImpl<Integer>();
intListener = new IntListener();
multicaster.broadcast(5);
multicaster.addListener(intListener);
assertEquals(5, intListener.value);
assertEquals(1, intListener.notifications);
}
public void testBroadcastBroadcastPolicyDefault() {
EventMulticaster<Integer> multicaster = new CachingEventMulticasterImpl<Integer>();
IntListener intListener = new IntListener();
multicaster.addListener(intListener);
multicaster.broadcast(10);
assertEquals(10, intListener.value);
assertEquals(1, intListener.notifications);
multicaster.broadcast(10);
assertEquals(10, intListener.value);
assertEquals(2, intListener.notifications);
multicaster.broadcast(15);
assertEquals(15, intListener.value);
assertEquals(3, intListener.notifications);
}
public void removeTreeModelListener(TreeModelListener listener) {
this.listener = EventMulticaster.remove(this.listener, listener);
}
public void addTreeModelListener(TreeModelListener listener) {
this.listener = EventMulticaster.add(this.listener, listener);
}