Examples with TestInfrastructure net.dempsy.util.TestInfrastructure used on opensource projects

Example 1 with TestInfrastructure

use of net.dempsy.util.TestInfrastructure in project Dempsy by Dempsy.

the class BlockingQueueTest method testBlockingQueueOverflow.

/**
 * Test overflow for a blocking Transport around a queue with depth one. While the transport will not call the, and does not even have a , overflow handler,
 * every message will call the overflow handler on
 * the receiver since the queue is always full.
 *
 * @throws Throwable
 */
@Test
public void testBlockingQueueOverflow() throws Throwable {
    final AtomicReference<String> message = new AtomicReference<String>(null);
    final ArrayBlockingQueue<Object> input = new ArrayBlockingQueue<>(1);
    try (@SuppressWarnings("resource") SystemPropertyManager // test only works when the blocking queue blocks
    props = new SystemPropertyManager().set(BlockingQueueSenderFactory.class.getPackageName() + "." + BlockingQueueSenderFactory.BLOCKING_KEY, "true");
        final TestInfrastructure infra = new TestInfrastructure(new DefaultThreadingModel("BQTest-testBlockingQueueOverflow-"));
        final Receiver r = new BlockingQueueReceiver(input);
        final TransportManager tranMan = chain(new TransportManager(), c -> c.start(infra));
        final SenderFactory sf = tranMan.getAssociatedInstance(transportTypeId)) {
        final Sender sender = sf.getSender(r.getAddress(infra));
        final AtomicBoolean finallySent = new AtomicBoolean(false);
        final AtomicLong receiveCount = new AtomicLong();
        // fill up queue
        sender.send("Hello");
        final Thread t = new Thread(() -> {
            try {
                sender.send("Hello again");
            } catch (final MessageTransportException | InterruptedException e) {
                throw new RuntimeException(e);
            }
            finallySent.set(true);
        });
        t.start();
        Thread.sleep(100);
        // the thread should be hung blocked on the send
        assertFalse(finallySent.get());
        // Start the receiver to read
        r.start((final String msg) -> {
            message.set(new String(msg));
            receiveCount.incrementAndGet();
            return true;
        }, infra);
        // 2 messages should have been read and the 2nd should be "Hello again"
        assertTrue(poll(o -> "Hello again".equals(message.get())));
        // The thread should shut down eventually
        assertTrue(poll(o -> !t.isAlive()));
    }
}

Example 2 with TestInfrastructure

use of net.dempsy.util.TestInfrastructure in project Dempsy by Dempsy.

the class TestManagedRoutingStrategy method testInboundDoubleHappyPathRegister.

@Test
public void testInboundDoubleHappyPathRegister() throws Exception {
    final int numShardsToExpect = Integer.parseInt(Utils.DEFAULT_TOTAL_SHARDS);
    try (final RoutingStrategy.Inbound ib1 = new Manager<>(RoutingStrategy.Inbound.class).getAssociatedInstance(ManagedInbound.class.getPackage().getName());
        final RoutingStrategy.Inbound ib2 = new Manager<>(RoutingStrategy.Inbound.class).getAssociatedInstance(ManagedInbound.class.getPackage().getName())) {
        final ClusterId clusterId = new ClusterId("test", "test");
        final ContainerAddress node1Ca = new ContainerAddress(new DummyNodeAddress("node1"), 0);
        final Utils<ContainerAddress> utils = new Utils<>(infra, clusterId.clusterName, node1Ca);
        ib1.setContainerDetails(clusterId, node1Ca, (l, m) -> {
        });
        ib1.start(infra);
        final ContainerAddress node2Ca = new ContainerAddress(new DummyNodeAddress("node2"), 0);
        ib2.setContainerDetails(clusterId, node2Ca, (l, m) -> {
        });
        try (final ClusterInfoSession session2 = sessFact.createSession()) {
            ib2.start(new TestInfrastructure(session2, infra.getScheduler()));
            assertTrue(waitForShards(session, utils, numShardsToExpect));
            // if this worked right then numShardsToExpect/2 should be owned by each ... eventually.
            checkForShardDistribution(session, utils, numShardsToExpect, 2);
            // disrupt the session. This should cause a reshuffle but not fail
            disruptor.accept(session2);
            // everything should settle back
            checkForShardDistribution(session, utils, numShardsToExpect, 2);
            // now kill the second session.
            // this will disconnect the second Inbound and so the first should take over
            session2.close();
            // see if we now have 1 session and it has all shards
            checkForShardDistribution(session, utils, numShardsToExpect, 1);
        }
    }
}

Example 3 with TestInfrastructure

use of net.dempsy.util.TestInfrastructure in project Dempsy by Dempsy.

the class TcpTransportTest method testConnectionRecovery.

@Test
public void testConnectionRecovery() throws Exception {
    try (final ServiceTracker tr = new ServiceTracker()) {
        final AbstractTcpReceiver<?, ?> r = tr.track(receiver.get()).numHandlers(2).useLocalHost(true);
        // can't test connection recovery here.
        if (!(r instanceof DisruptableRecevier))
            return;
        final ThreadingModel tm = tr.track(new DefaultThreadingModel(TcpTransportTest.class.getSimpleName() + ".testConnectionRecovery"));
        final Infrastructure infra = tr.track(new TestInfrastructure(tm));
        final TcpAddress addr = r.getAddress(infra);
        LOGGER.debug(addr.toString());
        final AtomicReference<RoutedMessage> rm = new AtomicReference<>(null);
        r.start((Listener<RoutedMessage>) msg -> {
            rm.set(msg);
            return true;
        }, infra);
        try (final SenderFactory sf = senderFactory.get()) {
            sf.start(new TestInfrastructure(tm) {

                @Override
                public String getNodeId() {
                    return "test";
                }
            });
            final Sender sender = sf.getSender(addr);
            sender.send(new RoutedMessage(new int[] { 0 }, "Hello", "Hello"));
            assertTrue(poll(o -> rm.get() != null));
            assertEquals("Hello", rm.get().message);
            assertTrue(((DisruptableRecevier) r).disrupt(addr));
            final AtomicBoolean stop = new AtomicBoolean(false);
            final RoutedMessage resetMessage = new RoutedMessage(new int[] { 0 }, "RESET", "RESET");
            final Thread senderThread = new Thread(() -> {
                try {
                    while (!stop.get()) {
                        sender.send(resetMessage);
                        dontInterrupt(() -> Thread.sleep(100));
                    }
                } catch (final InterruptedException ie) {
                    if (!stop.get())
                        LOGGER.error("Interrupted send");
                }
            }, "testConnectionRecovery-sender");
            senderThread.start();
            try {
                assertTrue(poll(o -> "RESET".equals(rm.get().message)));
            } finally {
                stop.set(true);
                if (!poll(senderThread, t -> {
                    dontInterrupt(() -> t.join(10000));
                    return !t.isAlive();
                }))
                    LOGGER.error("FAILED TO SHUT DOWN TEST SENDING THREAD. THREAD LEAK!");
            }
        }
    }
}

Example 4 with TestInfrastructure

use of net.dempsy.util.TestInfrastructure in project Dempsy by Dempsy.

the class TcpTransportTest method testMessage.

@Test
public void testMessage() throws Exception {
    try (ServiceTracker tr = new ServiceTracker()) {
        final AbstractTcpReceiver<?, ?> r = tr.track(receiver.get()).numHandlers(2).useLocalHost(true);
        final ThreadingModel tm = tr.track(new DefaultThreadingModel(TcpTransportTest.class.getSimpleName() + ".testMessage"));
        final Infrastructure infra = tr.track(new TestInfrastructure(tm));
        final TcpAddress addr = r.getAddress(infra);
        LOGGER.debug(addr.toString());
        final AtomicReference<RoutedMessage> rm = new AtomicReference<>(null);
        r.start((Listener<RoutedMessage>) msg -> {
            rm.set(msg);
            return true;
        }, infra);
        try (final SenderFactory sf = senderFactory.get()) {
            sf.start(new TestInfrastructure(tm) {

                @Override
                public String getNodeId() {
                    return "test";
                }
            });
            final Sender sender = sf.getSender(addr);
            sender.send(new RoutedMessage(new int[] { 0 }, "Hello", "Hello"));
            assertTrue(poll(o -> rm.get() != null));
            assertEquals("Hello", rm.get().message);
        }
    }
}

Example 5 with TestInfrastructure

use of net.dempsy.util.TestInfrastructure in project Dempsy by Dempsy.

the class TestInstanceManager method setupContainer.

@SuppressWarnings("resource")
public Container setupContainer(final MessageProcessorLifecycle<?> prototype) throws ContainerException {
    dispatcher = new DummyDispatcher();
    statsCollector = new BasicClusterStatsCollector();
    manager = new NonLockingAltContainer().setMessageProcessor(prototype).setClusterId(new ClusterId("test", "test"));
    manager.setDispatcher(dispatcher);
    manager.setInbound(new DummyInbound());
    tm = new DefaultThreadingModel(TestInstanceManager.class.getName());
    tm.start(TestInstanceManager.class.getName());
    manager.start(new TestInfrastructure(tm) {

        BasicNodeStatsCollector nStats = new BasicNodeStatsCollector();

        @Override
        public ClusterStatsCollector getClusterStatsCollector(final ClusterId clusterId) {
            return statsCollector;
        }

        @Override
        public NodeStatsCollector getNodeStatsCollector() {
            return nStats;
        }
    });
    return manager;
}