modules/core/src/test/java/org/apache/ignite/internal/processors/cache/CacheConfigurationLeakTest.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;

import org.apache.ignite.Ignite;
import org.apache.ignite.IgniteCache;
import org.apache.ignite.cache.eviction.lru.LruEvictionPolicy;
import org.apache.ignite.configuration.CacheConfiguration;
import org.apache.ignite.configuration.DataRegionConfiguration;
import org.apache.ignite.configuration.DataStorageConfiguration;
import org.apache.ignite.configuration.IgniteConfiguration;
import org.apache.ignite.lang.IgniteInClosure;
import org.apache.ignite.testframework.GridTestUtils;
import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest;
import org.junit.Test;

/**
 *
 */
public class CacheConfigurationLeakTest extends GridCommonAbstractTest {
    /**
     *
     */
    public CacheConfigurationLeakTest() {
        super(true);
    }

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

        DataStorageConfiguration memCfg = new DataStorageConfiguration();

        DataRegionConfiguration plc = new DataRegionConfiguration();

        plc.setName("dfltPlc");
        plc.setMaxSize(DataStorageConfiguration.DFLT_DATA_REGION_MAX_SIZE * 10);

        memCfg.setDefaultDataRegionConfiguration(plc);

        cfg.setDataStorageConfiguration(memCfg);

        return cfg;
    }

    /**
     * @throws Exception If failed.
     */
    @Test
    public void testCacheCreateLeak() throws Exception {
        final Ignite ignite = grid();

        GridTestUtils.runMultiThreaded(new IgniteInClosure<Integer>() {
            @Override public void apply(Integer idx) {
                for (int i = 0; i < 100; i++) {
                    CacheConfiguration<Object, Object> ccfg = new CacheConfiguration<>(DEFAULT_CACHE_NAME);
                    ccfg.setName("cache-" + idx + "-" + i);
                    ccfg.setEvictionPolicy(new LruEvictionPolicy(1000));
                    ccfg.setOnheapCacheEnabled(true);

                    IgniteCache<Object, Object> cache = ignite.createCache(ccfg);

                    for (int k = 0; k < 5000; k++)
                        cache.put(k, new byte[1024]);

                    ignite.destroyCache(cache.getName());
                }
            }
        }, 5, "cache-thread");
    }
}