Examples with DisabledIfRabbitMqCtlNotSet com.rabbitmq.stream.impl.TestUtils.DisabledIfRabbitMqCtlNotSet used on opensource projects

Example 1 with DisabledIfRabbitMqCtlNotSet

use of com.rabbitmq.stream.impl.TestUtils.DisabledIfRabbitMqCtlNotSet in project rabbitmq-stream-java-client by rabbitmq.

the class StreamConsumerTest method useSubscriptionListenerToRestartExactlyWhereDesired.

@Test
@DisabledIfRabbitMqCtlNotSet
void useSubscriptionListenerToRestartExactlyWhereDesired() throws Exception {
    AtomicInteger subscriptionListenerCallCount = new AtomicInteger(0);
    AtomicInteger receivedMessages = new AtomicInteger(0);
    AtomicLong offsetTracking = new AtomicLong(0);
    AtomicBoolean started = new AtomicBoolean(false);
    int storeEvery = 10_000;
    String reference = "ref-1";
    CountDownLatch poisonLatch = new CountDownLatch(1);
    environment.consumerBuilder().name(reference).stream(stream).offset(OffsetSpecification.first()).subscriptionListener(subscriptionContext -> {
        subscriptionListenerCallCount.getAndIncrement();
        OffsetSpecification offsetSpecification = started.get() ? OffsetSpecification.offset(offsetTracking.get() + 1) : subscriptionContext.offsetSpecification();
        subscriptionContext.offsetSpecification(offsetSpecification);
    }).messageHandler((context, message) -> {
        receivedMessages.incrementAndGet();
        offsetTracking.set(context.offset());
        started.set(true);
        if ("poison".equals(new String(message.getBodyAsBinary()))) {
            poisonLatch.countDown();
        }
    }).autoTrackingStrategy().flushInterval(// long flush interval
    Duration.ofMinutes(60)).messageCountBeforeStorage(storeEvery).builder().build();
    AtomicInteger publishedMessages = new AtomicInteger(0);
    Producer producer = environment.producerBuilder().stream(stream).build();
    IntConsumer publish = messagesToPublish -> {
        publishedMessages.addAndGet(messagesToPublish);
        IntStream.range(0, messagesToPublish).forEach(i -> producer.send(producer.messageBuilder().addData("".getBytes()).build(), confirmationStatus -> {
        }));
    };
    publish.accept(storeEvery * 2 - 100);
    waitAtMost(5, () -> receivedMessages.get() == publishedMessages.get());
    Host.killConnection("rabbitmq-stream-consumer-0");
    publish.accept(storeEvery * 2);
    producer.send(producer.messageBuilder().addData("poison".getBytes()).build(), confirmationStatus -> {
    });
    latchAssert(poisonLatch).completes();
    // no duplicates because the custom offset tracking overrides the stored offset in the
    // subscription listener
    assertThat(receivedMessages).hasValue(publishedMessages.get() + 1);
}

Example 2 with DisabledIfRabbitMqCtlNotSet

use of com.rabbitmq.stream.impl.TestUtils.DisabledIfRabbitMqCtlNotSet in project rabbitmq-stream-java-client by rabbitmq.

the class StreamConsumerTest method externalOffsetTrackingWithSubscriptionListener.

@Test
@DisabledIfRabbitMqCtlNotSet
void externalOffsetTrackingWithSubscriptionListener() throws Exception {
    AtomicInteger subscriptionListenerCallCount = new AtomicInteger(0);
    AtomicInteger receivedMessages = new AtomicInteger(0);
    AtomicLong offsetTracking = new AtomicLong(0);
    AtomicBoolean started = new AtomicBoolean(false);
    environment.consumerBuilder().stream(stream).offset(OffsetSpecification.first()).subscriptionListener(subscriptionContext -> {
        subscriptionListenerCallCount.incrementAndGet();
        OffsetSpecification offsetSpecification = started.get() ? OffsetSpecification.offset(offsetTracking.get() + 1) : subscriptionContext.offsetSpecification();
        subscriptionContext.offsetSpecification(offsetSpecification);
    }).messageHandler((context, message) -> {
        receivedMessages.incrementAndGet();
        offsetTracking.set(context.offset());
        started.set(true);
    }).build();
    int messageCount = 10_000;
    Producer producer = environment.producerBuilder().stream(stream).build();
    Runnable publish = () -> IntStream.range(0, messageCount).forEach(i -> producer.send(producer.messageBuilder().addData("".getBytes()).build(), confirmationStatus -> {
    }));
    publish.run();
    waitAtMost(5, () -> receivedMessages.get() == messageCount);
    assertThat(offsetTracking.get()).isGreaterThanOrEqualTo(messageCount - 1);
    Host.killConnection("rabbitmq-stream-consumer-0");
    waitAtMost(recoveryInitialDelay.multipliedBy(2), () -> subscriptionListenerCallCount.get() == 2);
    publish.run();
    waitAtMost(5, () -> receivedMessages.get() == messageCount * 2);
    assertThat(offsetTracking.get()).isGreaterThanOrEqualTo(messageCount * 2 - 1);
}

Example 3 with DisabledIfRabbitMqCtlNotSet

use of com.rabbitmq.stream.impl.TestUtils.DisabledIfRabbitMqCtlNotSet in project rabbitmq-stream-java-client by rabbitmq.

the class StreamConsumerTest method duplicatesWhenResubscribeAfterDisconnectionWithLongFlushInterval.

@Test
@DisabledIfRabbitMqCtlNotSet
void duplicatesWhenResubscribeAfterDisconnectionWithLongFlushInterval() throws Exception {
    AtomicInteger receivedMessages = new AtomicInteger(0);
    int storeEvery = 10_000;
    String reference = "ref-1";
    AtomicBoolean receivedPoison = new AtomicBoolean(false);
    environment.consumerBuilder().name(reference).stream(stream).offset(OffsetSpecification.first()).messageHandler((context, message) -> {
        receivedMessages.incrementAndGet();
        if ("poison".equals(new String(message.getBodyAsBinary()))) {
            receivedPoison.set(true);
        }
    }).autoTrackingStrategy().flushInterval(// long flush interval
    Duration.ofMinutes(60)).messageCountBeforeStorage(storeEvery).builder().build();
    AtomicInteger publishedMessages = new AtomicInteger(0);
    Producer producer = environment.producerBuilder().stream(stream).build();
    IntConsumer publish = messagesToPublish -> {
        publishedMessages.addAndGet(messagesToPublish);
        IntStream.range(0, messagesToPublish).forEach(i -> producer.send(producer.messageBuilder().addData("".getBytes()).build(), confirmationStatus -> {
        }));
    };
    publish.accept(storeEvery * 2 - 100);
    waitAtMost(5, () -> receivedMessages.get() == publishedMessages.get());
    Host.killConnection("rabbitmq-stream-consumer-0");
    publish.accept(storeEvery * 2);
    waitAtMost(() -> {
        producer.send(producer.messageBuilder().addData("poison".getBytes()).build(), confirmationStatus -> {
        });
        publishedMessages.incrementAndGet();
        return receivedPoison.get();
    });
    // we have duplicates because the last stored value is behind and the re-subscription uses it
    assertThat(receivedMessages).hasValueGreaterThan(publishedMessages.get());
}

Example 4 with DisabledIfRabbitMqCtlNotSet

use of com.rabbitmq.stream.impl.TestUtils.DisabledIfRabbitMqCtlNotSet in project rabbitmq-stream-java-client by rabbitmq.

the class StreamConsumerTest method consumerShouldReUseInitialOffsetSpecificationAfterDisruptionIfNoMessagesReceived.

@Test
@DisabledIfRabbitMqCtlNotSet
void consumerShouldReUseInitialOffsetSpecificationAfterDisruptionIfNoMessagesReceived() throws Exception {
    int messageCountFirstWave = 10_000;
    Producer producer = environment.producerBuilder().stream(stream).build();
    // send a first wave of messages, they should be consumed later
    CountDownLatch publishLatch = new CountDownLatch(messageCountFirstWave);
    IntStream.range(0, messageCountFirstWave).forEach(i -> producer.send(producer.messageBuilder().addData("first wave".getBytes()).build(), confirmationStatus -> publishLatch.countDown()));
    latchAssert(publishLatch).completes();
    // setting up the consumer, offset spec "next", it should only consume messages of the second
    // wave
    AtomicInteger consumedCount = new AtomicInteger(0);
    CountDownLatch consumeLatch = new CountDownLatch(1);
    Set<String> bodies = ConcurrentHashMap.newKeySet(10);
    environment.consumerBuilder().stream(stream).offset(OffsetSpecification.next()).messageHandler((context, message) -> {
        String body = new String(message.getBodyAsBinary());
        bodies.add(body);
        if (body.contains("second wave")) {
            consumeLatch.countDown();
        }
    }).build();
    // killing the consumer connection to trigger an internal restart
    Host.killConnection("rabbitmq-stream-consumer-0");
    // no messages should have been received
    assertThat(consumedCount.get()).isZero();
    // starting the second wave, it sends a message every 100 ms
    AtomicBoolean keepPublishing = new AtomicBoolean(true);
    new Thread(() -> {
        while (keepPublishing.get()) {
            producer.send(producer.messageBuilder().addData("second wave".getBytes()).build(), confirmationStatus -> publishLatch.countDown());
            waitMs(100);
        }
    }).start();
    // the consumer should restart consuming with its initial offset spec, "next"
    try {
        latchAssert(consumeLatch).completes(recoveryInitialDelay.multipliedBy(2));
        assertThat(bodies).hasSize(1).contains("second wave");
    } finally {
        keepPublishing.set(false);
    }
}