modules/core/src/test/java/org/apache/ignite/internal/processors/cache/distributed/IgniteCacheSizeFailoverTest.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.
 */

package org.apache.ignite.internal.processors.cache.distributed;

import java.util.concurrent.Callable;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.ignite.Ignite;
import org.apache.ignite.IgniteCache;
import org.apache.ignite.configuration.CacheConfiguration;
import org.apache.ignite.configuration.IgniteConfiguration;
import org.apache.ignite.internal.IgniteInternalFuture;
import org.apache.ignite.spi.communication.tcp.TcpCommunicationSpi;
import org.apache.ignite.testframework.GridTestUtils;
import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;
import org.junit.Test;

import static org.apache.ignite.cache.CacheAtomicityMode.ATOMIC;
import static org.apache.ignite.cache.CacheMode.PARTITIONED;
import static org.apache.ignite.cache.CacheWriteSynchronizationMode.FULL_SYNC;

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

        ((TcpCommunicationSpi)cfg.getCommunicationSpi()).setSharedMemoryPort(-1);

        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);

        ccfg.setCacheMode(PARTITIONED);
        ccfg.setAtomicityMode(ATOMIC);
        ccfg.setWriteSynchronizationMode(FULL_SYNC);
        ccfg.setBackups(1);

        cfg.setCacheConfiguration(ccfg);

        return cfg;
    }

    /** {@inheritDoc} */
    @Override protected void afterTest() throws Exception {
        super.afterTest();

        stopAllGrids();
    }

    /**
     * @throws Exception If failed.
     */
    @Test
    public void testSize() throws Exception {
        startGrids(2);

        final AtomicBoolean stop = new AtomicBoolean();

        final AtomicInteger cntr = new AtomicInteger();

        IgniteInternalFuture<?> fut = GridTestUtils.runMultiThreadedAsync(new Callable<Object>() {
            @Override public Object call() throws Exception {
                int idx = cntr.getAndIncrement() % 2;

                IgniteCache<Object, Object> cache = ignite(idx).cache(DEFAULT_CACHE_NAME);

                long cntr = 0;

                while (!stop.get()) {
                    cache.size();

                    if (cntr++ % 1000 == 0)
                        log.info("Iteration: " + cntr);
                }

                return null;
            }
        }, 10, "size-thread");

        try {
            for (int i = 0; i < 10; i++) {
                log.info("Start node: " + i);

                Ignite node = startGrid(3);

                IgniteCache<Object, Object> cache = node.cache(DEFAULT_CACHE_NAME);

                for (int j = 0; j < 100; j++)
                    assertTrue(cache.size() >= 0);

                log.info("Stop node: " + i);

                stopGrid(3);
            }
        }
        finally {
            stop.set(true);
        }

        log.info("Stop test.");

        fut.get();
    }
}