modules/core/src/test/java/org/apache/ignite/internal/processors/cache/datastructures/GridCacheQueueClientDisconnectTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
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package org.apache.ignite.internal.processors.cache.datastructures;

import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.apache.ignite.Ignite;
import org.apache.ignite.IgniteClientDisconnectedException;
import org.apache.ignite.IgniteQueue;
import org.apache.ignite.cache.CacheAtomicityMode;
import org.apache.ignite.configuration.CollectionConfiguration;
import org.apache.ignite.configuration.IgniteConfiguration;
import org.apache.ignite.internal.util.typedef.internal.U;
import org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi;
import org.apache.ignite.spi.discovery.tcp.ipfinder.TcpDiscoveryIpFinder;
import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder;
import org.apache.ignite.testframework.GridTestUtils;
import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;

public class GridCacheQueueClientDisconnectTest extends GridCommonAbstractTest {
    /** */
    private static final String IGNITE_QUEUE_NAME = "ignite-queue-client-reconnect-test";

    /** */
    private static TcpDiscoveryIpFinder ipFinder = new TcpDiscoveryVmIpFinder(true);

    /** */
    private static final int FAILURE_DETECTION_TIMEOUT = 10_000;

    /** */
    private boolean clientMode;

    /** {@inheritDoc} */
    @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {
        IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);

        TcpDiscoverySpi spi = new TcpDiscoverySpi();

        spi.setIpFinder(ipFinder);

        spi.setClientReconnectDisabled(false);

        cfg.setDiscoverySpi(spi);

        cfg.setFailureDetectionTimeout(FAILURE_DETECTION_TIMEOUT);
        cfg.setClientFailureDetectionTimeout(FAILURE_DETECTION_TIMEOUT);

        if (clientMode)
            cfg.setClientMode(true);

        return cfg;
    }

    private static CollectionConfiguration collectionConfiguration(CacheAtomicityMode cacheAtomicityMode) {
        CollectionConfiguration colCfg = new CollectionConfiguration();

        colCfg.setAtomicityMode(cacheAtomicityMode);

        return colCfg;
    }

    public void testClientDisconnect() throws Exception {
        try {
            Ignite server = startGrid(0);

            clientMode = true;

            Ignite client = startGrid(1);

            awaitPartitionMapExchange();

            final IgniteQueue queue = client.queue(
                IGNITE_QUEUE_NAME, 0, collectionConfiguration(CacheAtomicityMode.ATOMIC));

            final CountDownLatch latch = new CountDownLatch(1);

            GridTestUtils.runAsync(new Runnable() {
                @Override public void run() {
                    try {
                        Object value = queue.take();
                    }
                    catch (IgniteClientDisconnectedException icd) {
                        latch.countDown();
                    }
                    catch (Exception e) {
                    }
                }
            });

            U.sleep(5000);

            server.close();

            boolean countReachedZero = latch.await(FAILURE_DETECTION_TIMEOUT * 2, TimeUnit.MILLISECONDS);

            assertTrue("IgniteClientDisconnectedException was not thrown", countReachedZero);
        }
        finally {
            stopAllGrids();
        }
    }
}