Examples with AssertSubscriber reactor.test.subscriber.AssertSubscriber used on opensource projects

Example 61 with AssertSubscriber

use of reactor.test.subscriber.AssertSubscriber in project reactor-core by reactor.

the class MonoRepeatWhenEmptyTest method repeatInfinite.

@Test
public void repeatInfinite() {
    AtomicInteger c = new AtomicInteger();
    Mono<String> source = Mono.defer(() -> c.getAndIncrement() < 3 ? Mono.empty() : Mono.just("test-data"));
    List<Long> iterations = new ArrayList<>();
    AssertSubscriber<String> ts = AssertSubscriber.create();
    source.repeatWhenEmpty(o -> o.doOnNext(iterations::add)).subscribe(ts);
    ts.assertValues("test-data").assertComplete().assertNoError();
    Assert.assertEquals(4, c.get());
    Assert.assertEquals(Arrays.asList(0L, 1L, 2L), iterations);
}

Example 62 with AssertSubscriber

use of reactor.test.subscriber.AssertSubscriber in project reactor-core by reactor.

the class MonoRepeatWhenEmptyTest method repeatFiniteExceeded.

@Test
public void repeatFiniteExceeded() {
    AtomicInteger c = new AtomicInteger();
    Mono<String> source = Mono.defer(() -> c.getAndIncrement() < 3 ? Mono.empty() : Mono.just("test-data"));
    List<Long> iterations = new ArrayList<>();
    AssertSubscriber<String> ts = AssertSubscriber.create();
    source.repeatWhenEmpty(2, o -> o.doOnNext(iterations::add)).subscribe(ts);
    ts.assertError(IllegalStateException.class);
    Assert.assertEquals(3, c.get());
    Assert.assertEquals(Arrays.asList(0L, 1L), iterations);
}

Example 63 with AssertSubscriber

use of reactor.test.subscriber.AssertSubscriber in project reactor-core by reactor.

the class MonoDoOnEachTest method error.

@Test
public void error() {
    AssertSubscriber<Integer> ts = AssertSubscriber.create();
    AtomicInteger onNext = new AtomicInteger();
    AtomicReference<Throwable> onError = new AtomicReference<>();
    AtomicBoolean onComplete = new AtomicBoolean();
    Mono.<Integer>error(new RuntimeException("forced failure")).doOnEach(s -> {
        if (s.isOnNext()) {
            onNext.incrementAndGet();
        } else if (s.isOnError()) {
            onError.set(s.getThrowable());
        } else if (s.isOnComplete()) {
            onComplete.set(true);
        }
    }).subscribe(ts);
    assertThat(onNext.get()).isZero();
    assertThat(onError.get()).isInstanceOf(RuntimeException.class).hasMessage("forced failure");
    assertThat(onComplete.get()).isFalse();
}

Example 64 with AssertSubscriber

use of reactor.test.subscriber.AssertSubscriber in project reactor-core by reactor.

the class ParallelFluxTest method parallelModeFused.

@Test
public void parallelModeFused() {
    Flux<Integer> source = Flux.range(1, 1_000_000);
    int ncpu = Math.max(8, Runtime.getRuntime().availableProcessors());
    for (int i = 1; i < ncpu + 1; i++) {
        Scheduler scheduler = Schedulers.newParallel("test", i);
        try {
            Flux<Integer> result = ParallelFlux.from(source, i).runOn(scheduler).map(v -> v + 1).sequential();
            AssertSubscriber<Integer> ts = AssertSubscriber.create();
            result.subscribe(ts);
            ts.await(Duration.ofSeconds(10));
            ts.assertSubscribed().assertValueCount(1_000_000).assertComplete().assertNoError();
        } finally {
            scheduler.dispose();
        }
    }
}

Example 65 with AssertSubscriber

use of reactor.test.subscriber.AssertSubscriber in project reactor-core by reactor.

the class ParallelMergeReduceTest method parallelReduceFull.

@Test
public void parallelReduceFull() {
    int m = 100_000;
    for (int n = 1; n <= m; n *= 10) {
        // System.out.println(n);
        for (int i = 1; i <= Runtime.getRuntime().availableProcessors(); i++) {
            // System.out.println("  " + i);
            Scheduler scheduler = Schedulers.newParallel("test", i);
            try {
                AssertSubscriber<Long> ts = AssertSubscriber.create();
                Flux.range(1, n).map(v -> (long) v).parallel(i).runOn(scheduler).reduce((a, b) -> a + b).subscribe(ts);
                ts.await(Duration.ofSeconds(500));
                long e = ((long) n) * (1 + n) / 2;
                ts.assertValues(e);
            } finally {
                scheduler.dispose();
            }
        }
    }
}