Examples with Subscription org.reactivestreams.Subscription used on opensource projects

Example 96 with Subscription

use of org.reactivestreams.Subscription in project reactor-core by reactor.

the class MonoFlatMapTest method scanMain.

@Test
public void scanMain() {
    CoreSubscriber<Integer> actual = new LambdaMonoSubscriber<>(null, e -> {
    }, null, null);
    MonoFlatMap.FlatMapMain<String, Integer> test = new MonoFlatMap.FlatMapMain<>(actual, s -> Mono.just(s.length()));
    Subscription parent = Operators.emptySubscription();
    test.onSubscribe(parent);
    assertThat(test.scan(Scannable.Attr.PREFETCH)).isEqualTo(Integer.MAX_VALUE);
    assertThat(test.scan(Scannable.Attr.PARENT)).isSameAs(parent);
    assertThat(test.scan(Scannable.Attr.ACTUAL)).isSameAs(actual);
    assertThat(test.scan(Scannable.Attr.TERMINATED)).isFalse();
    test.onError(new IllegalStateException("boom"));
    assertThat(test.scan(Scannable.Attr.TERMINATED)).isTrue();
    assertThat(test.scan(Scannable.Attr.CANCELLED)).isFalse();
    test.cancel();
    assertThat(test.scan(Scannable.Attr.CANCELLED)).isTrue();
}

Example 97 with Subscription

use of org.reactivestreams.Subscription in project reactor-core by reactor.

the class MonoFlatMapTest method scanInner.

@Test
public void scanInner() {
    CoreSubscriber<Integer> actual = new LambdaMonoSubscriber<>(null, e -> {
    }, null, null);
    MonoFlatMap.FlatMapMain<String, Integer> main = new MonoFlatMap.FlatMapMain<>(actual, s -> Mono.just(s.length()));
    MonoFlatMap.FlatMapInner<Integer> test = new MonoFlatMap.FlatMapInner<>(main);
    Subscription innerSubscription = Operators.emptySubscription();
    test.onSubscribe(innerSubscription);
    assertThat(test.scan(Scannable.Attr.PARENT)).isSameAs(innerSubscription);
    assertThat(test.scan(Scannable.Attr.ACTUAL)).isSameAs(main);
    assertThat(test.scan(Scannable.Attr.CANCELLED)).isFalse();
    assertThat(test.scan(Scannable.Attr.TERMINATED)).isFalse();
    test.onError(new IllegalStateException("boom"));
    assertThat(test.scan(Scannable.Attr.TERMINATED)).isTrue();
    assertThat(test.scan(Scannable.Attr.CANCELLED)).isFalse();
    test.cancel();
    assertThat(test.scan(Scannable.Attr.CANCELLED)).isTrue();
}

Example 98 with Subscription

use of org.reactivestreams.Subscription in project reactor-core by reactor.

the class MonoHasElementsTest method scanHasElements.

@Test
public void scanHasElements() {
    CoreSubscriber<? super Boolean> actual = new LambdaMonoSubscriber<>(null, e -> {
    }, null, null);
    MonoHasElements.HasElementsSubscriber<String> test = new MonoHasElements.HasElementsSubscriber<>(actual);
    Subscription parent = Operators.emptySubscription();
    test.onSubscribe(parent);
    assertThat(test.scan(Scannable.Attr.PARENT)).isSameAs(parent);
    assertThat(test.scan(Scannable.Attr.ACTUAL)).isSameAs(actual);
    assertThat(test.scan(Scannable.Attr.PREFETCH)).isEqualTo(Integer.MAX_VALUE);
    assertThat(test.scan(Scannable.Attr.TERMINATED)).isFalse();
    assertThat(test.scan(Scannable.Attr.CANCELLED)).isFalse();
    test.onComplete();
    assertThat(test.scan(Scannable.Attr.TERMINATED)).isTrue();
    assertThat(test.scan(Scannable.Attr.CANCELLED)).isFalse();
}

Example 99 with Subscription

use of org.reactivestreams.Subscription in project reactor-core by reactor.

the class MonoHasElementsTest method hasElementCancel.

@Test
public void hasElementCancel() throws InterruptedException {
    AtomicBoolean cancelled = new AtomicBoolean();
    Mono.just("foo").hide().doOnCancel(() -> cancelled.set(true)).log().hasElement().subscribe(v -> {
    }, e -> {
    }, () -> {
    }, Subscription::cancel);
    assertThat(cancelled.get()).isTrue();
}

Example 100 with Subscription

use of org.reactivestreams.Subscription in project reactor-core by reactor.

the class MonoSequenceEqualTest method doubleCancelCancelsOnce.

@Test
public void doubleCancelCancelsOnce() {
    AtomicReference<Subscription> sub1 = new AtomicReference<>();
    AtomicReference<Subscription> sub2 = new AtomicReference<>();
    AtomicLong cancel1 = new AtomicLong();
    AtomicLong cancel2 = new AtomicLong();
    Flux<Integer> source1 = Flux.range(1, 5).doOnSubscribe(sub1::set).doOnCancel(cancel1::incrementAndGet).hide();
    Flux<Integer> source2 = Flux.just(1, 2, 3, 7, 8).doOnSubscribe(sub2::set).doOnCancel(cancel2::incrementAndGet).hide();
    Mono.sequenceEqual(source1, source2).subscribe(System.out::println, Throwable::printStackTrace, null, s -> {
        s.cancel();
        s.cancel();
    });
    Assert.assertNotNull("left not subscribed", sub1.get());
    assertThat(cancel1.get()).isEqualTo(1);
    Assert.assertNotNull("right not subscribed", sub2.get());
    assertThat(cancel2.get()).isEqualTo(1);
}