modules/core/src/test/java/org/apache/ignite/internal/processors/cache/distributed/GridCacheAbstractPrimarySyncSelfTest.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 org.apache.ignite.IgniteCache;
import org.apache.ignite.configuration.CacheConfiguration;
import org.apache.ignite.configuration.IgniteConfiguration;
import org.apache.ignite.configuration.NearCacheConfiguration;
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.junits.common.GridCommonAbstractTest;
import org.apache.ignite.transactions.Transaction;

import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL;
import static org.apache.ignite.cache.CacheMode.PARTITIONED;
import static org.apache.ignite.cache.CacheRebalanceMode.SYNC;
import static org.apache.ignite.cache.CacheWriteSynchronizationMode.PRIMARY_SYNC;
import static org.apache.ignite.transactions.TransactionConcurrency.PESSIMISTIC;
import static org.apache.ignite.transactions.TransactionIsolation.REPEATABLE_READ;

/**
 * Test ensuring that PRIMARY_SYNC mode works correctly.
 */
public abstract class GridCacheAbstractPrimarySyncSelfTest extends GridCommonAbstractTest {
    /** Grids count. */
    private static final int GRID_CNT = 3;

    /** IP_FINDER. */
    private static final TcpDiscoveryIpFinder IP_FINDER = new TcpDiscoveryVmIpFinder(true);

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

        CacheConfiguration ccfg = new CacheConfiguration(DEFAULT_CACHE_NAME);

        ccfg.setCacheMode(PARTITIONED);
        ccfg.setAtomicityMode(TRANSACTIONAL);
        ccfg.setWriteSynchronizationMode(PRIMARY_SYNC);
        ccfg.setBackups(1);
        ccfg.setRebalanceMode(SYNC);
        ccfg.setNearConfiguration(nearConfiguration());

        cfg.setCacheConfiguration(ccfg);

        TcpDiscoverySpi discoSpi = new TcpDiscoverySpi();

        discoSpi.setIpFinder(IP_FINDER);

        cfg.setDiscoverySpi(discoSpi);

        return cfg;
    }

    /** {@inheritDoc} */
    @Override protected void beforeTestsStarted() throws Exception {
        assert GRID_CNT > 1;

        startGrids(GRID_CNT);
    }

    /** {@inheritDoc} */
    @Override protected void afterTestsStopped() throws Exception {
        stopAllGrids();
    }

    /**
     * @return Distribution mode.
     */
    protected abstract NearCacheConfiguration nearConfiguration();

    /**
     * @throws Exception If failed.
     */
    public void testPrimarySync() throws Exception {
        for (int i = 0; i < GRID_CNT; i++) {
            for (int j = 0; j < GRID_CNT; j++) {
                IgniteCache<Integer, Integer> cache = grid(j).cache(DEFAULT_CACHE_NAME);

                if (grid(j).affinity(DEFAULT_CACHE_NAME).isPrimary(grid(j).localNode(), i)) {
                    try (Transaction tx = grid(j).transactions().txStart(PESSIMISTIC, REPEATABLE_READ)) {
                        cache.put(i, i);

                        tx.commit();
                    }

                    assert cache.get(i) == i;

                    break;
                }
            }
        }
    }
}