CinderArrayListUnitTest.java 文件源码

@Test
public void takeWhileTakesWhileTrue() throws Exception {
    String badString = "BAD STRING";
    String goodString = "GOOD STRING";
    String gooderString = "GOODER STRING";
    ObservableField<String> observed = new ObservableField<>("");
    ObservableArrayList<String> observing = Cinder.<String>computeArrayList((list)->{
        list.add(0, observed.get());
    }, observed).takeWhile(()->observed.get().startsWith("GOOD"));

    observed.set(goodString);
    assertEquals(goodString, observing.get(0));

    observed.set(badString);
    assertEquals(goodString, observing.get(0));

    observed.set(gooderString);
    assertEquals(goodString, observing.get(0));
}