content: /**
   * 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
   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * 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.atlas.notification;
  
  import org.apache.atlas.model.notification.AtlasNotificationBaseMessage.CompressionKind;
  import org.apache.atlas.model.notification.AtlasNotificationStringMessage;
  import org.testng.annotations.Test;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.testng.Assert.assertEquals;
  
  public class SplitMessageAggregatorTest {
      @Test
      public void verifyEviction() throws InterruptedException {
          Map<String, SplitMessageAggregator> map = getStringSplitMessageAggregatorMap();
  
          Thread.sleep(500);
  
          AtlasNotificationMessageDeserializer.purgeStaleMessages(map, System.currentTimeMillis(), 250);
  
          assertEquals(map.size(), 0);
      }
  
      @Test
      public void verifyEvictionDoesNotOccur() throws InterruptedException {
          Map<String, SplitMessageAggregator> map = getStringSplitMessageAggregatorMap();
  
          int expectedSize = map.size();
  
          Thread.sleep(500);
  
          AtlasNotificationMessageDeserializer.purgeStaleMessages(map, System.currentTimeMillis(), Long.MAX_VALUE);
  
          assertEquals(map.size(), expectedSize);
      }
  
      private Map<String, SplitMessageAggregator> getStringSplitMessageAggregatorMap() {
          Map<String, SplitMessageAggregator> map = new HashMap<>();
  
          map.put("1", getSplitMessageAggregator("1", 5));
          map.put("2", getSplitMessageAggregator("2", 10));
  
          return map;
      }
  
      private SplitMessageAggregator getSplitMessageAggregator(String id, int splitCount) {
          SplitMessageAggregator sma = null;
  
          for (int i = 0; i < splitCount; i++) {
              AtlasNotificationStringMessage sm = new AtlasNotificationStringMessage("aaaaa", id, CompressionKind.NONE, i, splitCount);
  
              if (sma == null) {
                  sma = new SplitMessageAggregator(sm);
              } else {
                  sma.add(sm);
              }
          }
  
          return sma;
      }
  }
  