Examples with VirtualTimeScheduler reactor.test.scheduler.VirtualTimeScheduler used on opensource projects

Example 11 with VirtualTimeScheduler

use of reactor.test.scheduler.VirtualTimeScheduler in project reactor-core by reactor.

the class FluxRefCountGraceTest method shouldNotRetainSubscriptionToSourceWhenComplete.

@Test
public void shouldNotRetainSubscriptionToSourceWhenComplete() throws Exception {
    VirtualTimeScheduler scheduler = VirtualTimeScheduler.create();
    Duration gracePeriod = Duration.ofMillis(10);
    Flux<String> f = Flux.just("hello world").replay(1).refCount(1, gracePeriod, scheduler);
    AssertSubscriber<String> s = AssertSubscriber.create();
    f.subscribe(s);
    scheduler.advanceTimeBy(gracePeriod);
    StepVerifier.create(f.next()).expectNext("hello world").verifyComplete();
    scheduler.advanceTimeBy(gracePeriod);
    s.assertValueCount(1).assertNoError().assertComplete();
}

Example 12 with VirtualTimeScheduler

use of reactor.test.scheduler.VirtualTimeScheduler in project reactor-core by reactor.

the class FluxCacheTest method cacheFluxHistoryTTL.

@Test
public void cacheFluxHistoryTTL() {
    try {
        // delayElements now uses parallel() so VTS must be enabled everywhere
        VirtualTimeScheduler vts = VirtualTimeScheduler.getOrSet();
        Flux<Tuple2<Long, Integer>> source = Flux.just(1, 2, 3).delayElements(Duration.ofMillis(1000)).cache(2, Duration.ofMillis(2000)).elapsed();
        StepVerifier.create(source).then(() -> vts.advanceTimeBy(Duration.ofSeconds(3))).expectNextMatches(t -> t.getT1() == 1000 && t.getT2() == 1).expectNextMatches(t -> t.getT1() == 1000 && t.getT2() == 2).expectNextMatches(t -> t.getT1() == 1000 && t.getT2() == 3).verifyComplete();
        StepVerifier.create(source).then(() -> vts.advanceTimeBy(Duration.ofSeconds(3))).expectNextMatches(t -> t.getT1() == 0 && t.getT2() == 2).expectNextMatches(t -> t.getT1() == 0 && t.getT2() == 3).verifyComplete();
    } finally {
        VirtualTimeScheduler.reset();
    }
}

Example 13 with VirtualTimeScheduler

use of reactor.test.scheduler.VirtualTimeScheduler in project reactor-core by reactor.

the class MonoDelayElementTest method cancelBeforeNext.

@Test
public void cancelBeforeNext() {
    VirtualTimeScheduler vts = VirtualTimeScheduler.create();
    AtomicBoolean emitted = new AtomicBoolean();
    AtomicBoolean cancelled = new AtomicBoolean();
    Mono<Long> source = Mono.delay(Duration.ofMillis(1000), vts);
    StepVerifier.withVirtualTime(() -> new MonoDelayElement<>(source, 2, TimeUnit.SECONDS, vts).doOnCancel(() -> cancelled.set(true)).doOnNext(n -> emitted.set(true)), () -> vts, Long.MAX_VALUE).expectSubscription().expectNoEvent(Duration.ofMillis(500)).thenCancel().verify();
    vts.advanceTimeBy(Duration.ofHours(1));
    assertThat(emitted.get()).isFalse();
    assertThat(cancelled.get()).isTrue();
}

Example 14 with VirtualTimeScheduler

use of reactor.test.scheduler.VirtualTimeScheduler in project reactor-core by reactor.

the class MonoDelayElementTest method monoApiTestMillisAndTimer.

@Test
public void monoApiTestMillisAndTimer() {
    VirtualTimeScheduler vts = VirtualTimeScheduler.create();
    StepVerifier.withVirtualTime(() -> Mono.just("foo").delayElement(Duration.ofMillis(5000L), vts), () -> vts, Long.MAX_VALUE).expectSubscription().expectNoEvent(Duration.ofSeconds(5)).expectNext("foo").verifyComplete();
}

Example 15 with VirtualTimeScheduler

use of reactor.test.scheduler.VirtualTimeScheduler in project reactor-core by reactor.

the class MonoDelayElementTest method cancelDuringDelay.

@Test
public void cancelDuringDelay() {
    VirtualTimeScheduler vts = VirtualTimeScheduler.create();
    AtomicBoolean emitted = new AtomicBoolean();
    AtomicBoolean cancelled = new AtomicBoolean();
    Mono<String> source = Mono.just("foo").log().hide();
    StepVerifier.withVirtualTime(() -> new MonoDelayElement<>(source, 2, TimeUnit.SECONDS, vts).doOnCancel(() -> cancelled.set(true)).log().doOnNext(n -> emitted.set(true)), () -> vts, Long.MAX_VALUE).expectSubscription().expectNoEvent(Duration.ofSeconds(1)).thenCancel().verify();
    vts.advanceTimeBy(Duration.ofHours(1));
    assertThat(emitted.get()).isFalse();
    assertThat(cancelled.get()).isTrue();
}