ObserverListTest.java 文件源码

@SmallTest
@Feature({"Android-AppBase"})
public void testAddWhileIteration() {
    ObserverList<Observer> observerList = new ObserverList<Observer>();
    Foo a = new Foo(1);
    Foo b = new Foo(-1);
    Foo c = new Foo(1);
    FooAdder evil = new FooAdder(observerList, c);

    observerList.addObserver(evil);
    observerList.addObserver(a);
    observerList.addObserver(b);

    for (Observer obs : observerList) obs.observe(10);

    assertTrue(observerList.hasObserver(c));
    assertEquals(10, a.mTotal);
    assertEquals(-10, b.mTotal);
    assertEquals(0, c.mTotal);
}