Examples with Action io.reactivex.rxjava3.functions.Action used on opensource projects

Example 16 with Action

use of io.reactivex.rxjava3.functions.Action in project RxJava by ReactiveX.

the class ObservableDoOnEachTest method onCompleteCrash.

@Test
public void onCompleteCrash() {
    Observable.wrap(new ObservableSource<Object>() {

        @Override
        public void subscribe(Observer<? super Object> observer) {
            observer.onSubscribe(Disposable.empty());
            observer.onComplete();
        }
    }).doOnComplete(new Action() {

        @Override
        public void run() throws Exception {
            throw new IOException();
        }
    }).test().assertFailure(IOException.class);
}

Example 17 with Action

use of io.reactivex.rxjava3.functions.Action in project RxJava by ReactiveX.

the class FlowableReplayEagerTruncateTest method issue2191_SchedulerUnsubscribeOnError.

/**
 * Specifically test interaction with a Scheduler with subscribeOn.
 *
 * @throws Throwable functional interfaces declare throws Exception
 */
@SuppressWarnings("unchecked")
@Test
public void issue2191_SchedulerUnsubscribeOnError() throws Throwable {
    // setup mocks
    Consumer<Integer> sourceNext = mock(Consumer.class);
    Action sourceCompleted = mock(Action.class);
    Consumer<Throwable> sourceError = mock(Consumer.class);
    Action sourceUnsubscribed = mock(Action.class);
    final Scheduler mockScheduler = mock(Scheduler.class);
    final Disposable mockSubscription = mock(Disposable.class);
    Worker spiedWorker = workerSpy(mockSubscription);
    Subscriber<Integer> mockObserverBeforeConnect = TestHelper.mockSubscriber();
    Subscriber<Integer> mockObserverAfterConnect = TestHelper.mockSubscriber();
    when(mockScheduler.createWorker()).thenReturn(spiedWorker);
    // Flowable under test
    Function<Integer, Integer> mockFunc = mock(Function.class);
    IllegalArgumentException illegalArgumentException = new IllegalArgumentException();
    when(mockFunc.apply(1)).thenReturn(1);
    when(mockFunc.apply(2)).thenThrow(illegalArgumentException);
    ConnectableFlowable<Integer> replay = Flowable.just(1, 2, 3).map(mockFunc).doOnNext(sourceNext).doOnCancel(sourceUnsubscribed).doOnComplete(sourceCompleted).doOnError(sourceError).subscribeOn(mockScheduler).replay();
    replay.subscribe(mockObserverBeforeConnect);
    replay.subscribe(mockObserverBeforeConnect);
    replay.connect();
    replay.subscribe(mockObserverAfterConnect);
    replay.subscribe(mockObserverAfterConnect);
    verify(mockObserverBeforeConnect, times(2)).onSubscribe((Subscription) any());
    verify(mockObserverAfterConnect, times(2)).onSubscribe((Subscription) any());
    // verify interactions
    verify(mockScheduler, times(1)).createWorker();
    verify(spiedWorker, times(1)).schedule((Runnable) notNull());
    verify(sourceNext, times(1)).accept(1);
    verify(sourceError, times(1)).accept(illegalArgumentException);
    verifyObserver(mockObserverBeforeConnect, 2, 2, illegalArgumentException);
    verifyObserver(mockObserverAfterConnect, 2, 2, illegalArgumentException);
    // FIXME publish also calls cancel
    verify(spiedWorker, times(1)).dispose();
    verify(sourceUnsubscribed, never()).run();
    verifyNoMoreInteractions(sourceNext);
    verifyNoMoreInteractions(sourceCompleted);
    verifyNoMoreInteractions(sourceError);
    verifyNoMoreInteractions(sourceUnsubscribed);
    verifyNoMoreInteractions(spiedWorker);
    verifyNoMoreInteractions(mockSubscription);
    verifyNoMoreInteractions(mockScheduler);
    verifyNoMoreInteractions(mockObserverBeforeConnect);
    verifyNoMoreInteractions(mockObserverAfterConnect);
}

Example 18 with Action

use of io.reactivex.rxjava3.functions.Action in project RxJava by ReactiveX.

the class FlowableRetryTest method noCancelPreviousRetryWhile.

@Test
public void noCancelPreviousRetryWhile() {
    final AtomicInteger counter = new AtomicInteger();
    final AtomicInteger times = new AtomicInteger();
    Flowable<Integer> source = Flowable.defer(new Supplier<Flowable<Integer>>() {

        @Override
        public Flowable<Integer> get() throws Exception {
            if (times.getAndIncrement() < 4) {
                return Flowable.error(new TestException());
            }
            return Flowable.just(1);
        }
    }).doOnCancel(new Action() {

        @Override
        public void run() throws Exception {
            counter.getAndIncrement();
        }
    });
    source.retry(5, Functions.alwaysTrue()).test().assertResult(1);
    assertEquals(0, counter.get());
}

Example 19 with Action

use of io.reactivex.rxjava3.functions.Action in project RxJava by ReactiveX.

the class FlowableGroupByTest method firstGroupsCompleteAndParentSlowToThenEmitFinalGroupsAndThenComplete.

@Test
public void firstGroupsCompleteAndParentSlowToThenEmitFinalGroupsAndThenComplete() throws InterruptedException {
    // there are two groups to first complete
    final CountDownLatch first = new CountDownLatch(2);
    final ArrayList<String> results = new ArrayList<>();
    Flowable.unsafeCreate(new Publisher<Integer>() {

        @Override
        public void subscribe(Subscriber<? super Integer> sub) {
            sub.onSubscribe(new BooleanSubscription());
            sub.onNext(1);
            sub.onNext(2);
            sub.onNext(1);
            sub.onNext(2);
            try {
                first.await();
            } catch (InterruptedException e) {
                sub.onError(e);
                return;
            }
            sub.onNext(3);
            sub.onNext(3);
            sub.onComplete();
        }
    }).groupBy(new Function<Integer, Integer>() {

        @Override
        public Integer apply(Integer t) {
            return t;
        }
    }).flatMap(new Function<GroupedFlowable<Integer, Integer>, Flowable<String>>() {

        @Override
        public Flowable<String> apply(final GroupedFlowable<Integer, Integer> group) {
            if (group.getKey() < 3) {
                return group.map(new Function<Integer, String>() {

                    @Override
                    public String apply(Integer t1) {
                        return "first groups: " + t1;
                    }
                }).take(2).doOnComplete(new Action() {

                    @Override
                    public void run() {
                        first.countDown();
                    }
                });
            } else {
                return group.map(new Function<Integer, String>() {

                    @Override
                    public String apply(Integer t1) {
                        return "last group: " + t1;
                    }
                });
            }
        }
    }).blockingForEach(new Consumer<String>() {

        @Override
        public void accept(String s) {
            results.add(s);
        }
    });
    System.out.println("Results: " + results);
    assertEquals(6, results.size());
}

Example 20 with Action

use of io.reactivex.rxjava3.functions.Action in project RxJava by ReactiveX.

the class FlowableMergeWithCompletableTest method normalBackpressured.

@Test
public void normalBackpressured() {
    final TestSubscriber<Integer> ts = new TestSubscriber<>(0L);
    Flowable.range(1, 5).mergeWith(Completable.fromAction(new Action() {

        @Override
        public void run() throws Exception {
            ts.onNext(100);
        }
    })).subscribe(ts);
    ts.assertValue(100).requestMore(2).assertValues(100, 1, 2).requestMore(2).assertValues(100, 1, 2, 3, 4).requestMore(1).assertResult(100, 1, 2, 3, 4, 5);
}