GemFireCacheImplTest.java example

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/*
 * 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.geode.internal.cache;

import static org.junit.Assert.*;
import static org.mockito.Mockito.*;

import java.util.Properties;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;

import com.jayway.awaitility.Awaitility;
import org.junit.Test;
import org.junit.experimental.categories.Category;

import org.apache.geode.distributed.internal.InternalDistributedSystem;
import org.apache.geode.pdx.internal.TypeRegistry;
import org.apache.geode.test.fake.Fakes;
import org.apache.geode.test.junit.categories.UnitTest;

@Category(UnitTest.class)
public class GemFireCacheImplTest {

  @Test
  public void checkThatAsyncEventListenersUseAllThreadsInPool() {
    InternalDistributedSystem ds = Fakes.distributedSystem();
    CacheConfig cc = new CacheConfig();
    TypeRegistry typeRegistry = mock(TypeRegistry.class);
    GemFireCacheImpl gfc = GemFireCacheImpl.createWithAsyncEventListeners(ds, cc, typeRegistry);
    try {
      ThreadPoolExecutor executor = (ThreadPoolExecutor) gfc.getEventThreadPool();
      assertEquals(0, executor.getCompletedTaskCount());
      assertEquals(0, executor.getActiveCount());
      int MAX_THREADS = GemFireCacheImpl.EVENT_THREAD_LIMIT;
      final CountDownLatch cdl = new CountDownLatch(MAX_THREADS);
      for (int i = 1; i <= MAX_THREADS; i++) {
        executor.execute(() -> {
          cdl.countDown();
          try {
            cdl.await();
          } catch (InterruptedException e) {
          }
        });
      }
      Awaitility.await().pollInterval(10, TimeUnit.MILLISECONDS)
          .pollDelay(10, TimeUnit.MILLISECONDS).timeout(90, TimeUnit.SECONDS)
          .until(() -> assertEquals(MAX_THREADS, executor.getCompletedTaskCount()));
    } finally {
      gfc.close();
    }
  }

  @Test
  public void testIsMisConfigured() {
    Properties clusterProps = new Properties();
    Properties serverProps = new Properties();

    // both does not have the key
    assertFalse(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));

    // cluster has the key, not the server
    clusterProps.setProperty("key", "value");
    assertFalse(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));
    clusterProps.setProperty("key", "");
    assertFalse(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));

    // server has the key, not the cluster
    clusterProps.clear();
    serverProps.clear();
    serverProps.setProperty("key", "value");
    assertTrue(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));
    serverProps.setProperty("key", "");
    assertFalse(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));

    // server has the key, not the cluster
    clusterProps.clear();
    serverProps.clear();
    clusterProps.setProperty("key", "");
    serverProps.setProperty("key", "value");
    assertTrue(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));
    serverProps.setProperty("key", "");
    assertFalse(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));

    // server and cluster has the same value
    clusterProps.clear();
    serverProps.clear();
    clusterProps.setProperty("key", "value");
    serverProps.setProperty("key", "value");
    assertFalse(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));
    clusterProps.setProperty("key", "");
    serverProps.setProperty("key", "");
    assertFalse(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));

    // server and cluster has the different value
    clusterProps.clear();
    serverProps.clear();
    clusterProps.setProperty("key", "value1");
    serverProps.setProperty("key", "value2");
    assertTrue(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));
    clusterProps.setProperty("key", "value1");
    serverProps.setProperty("key", "");
    assertFalse(GemFireCacheImpl.isMisConfigured(clusterProps, serverProps, "key"));
  }
}