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
   *
   *    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.celeborn.service.deploy.worker.storage;
  
  import java.util.Arrays;
  import java.util.HashSet;
  
  import org.junit.Assert;
  import org.junit.Test;
  import org.mockito.Mockito;
  
  import org.apache.celeborn.common.network.buffer.FileChunkBuffers;
  
  public class ChunkStreamManagerSuiteJ {
    @Test
    public void testStreamRegisterAndCleanup() {
      ChunkStreamManager manager = new ChunkStreamManager();
  
      @SuppressWarnings("unchecked")
      FileChunkBuffers buffers = Mockito.mock(FileChunkBuffers.class);
  
      @SuppressWarnings("unchecked")
      FileChunkBuffers buffers2 = Mockito.mock(FileChunkBuffers.class);
      FileChunkBuffers buffers3 = Mockito.mock(FileChunkBuffers.class);
      FileChunkBuffers buffers4 = Mockito.mock(FileChunkBuffers.class);
  
      manager.registerStream("shuffleKey1", buffers, "shuffleFile1", null);
      manager.registerStream("shuffleKey1", buffers2, "shuffleFile1", null);
      manager.registerStream("shuffleKey2", buffers3, "shuffleFile2", null);
      long stream3 = manager.registerStream("shuffleKey3", buffers4, "shuffleFile3", null);
      Assert.assertEquals(4, manager.getStreamsCount());
      Assert.assertEquals(manager.getStreamsCount(), manager.numShuffleSteams());
  
      manager.cleanupExpiredShuffleKey(new HashSet<>(Arrays.asList("shuffleKey1", "shuffleKey2")));
      manager.cleanupExpiredShuffleKey(new HashSet<>(Arrays.asList("none_exit_shuffleKey")));
  
      Assert.assertEquals(1, manager.getStreamsCount());
      Assert.assertEquals(manager.getStreamsCount(), manager.numShuffleSteams());
  
      // stream removed when buffer fully read
      manager.streams.remove(stream3);
      manager.shuffleStreamIds.get("shuffleKey3").remove(stream3);
      Assert.assertEquals(0, manager.getStreamsCount());
      Assert.assertEquals(manager.getStreamsCount(), manager.numShuffleSteams());
  
      // cleanup shuffleKey3
      manager.cleanupExpiredShuffleKey(new HashSet<>(Arrays.asList("shuffleKey3")));
      Assert.assertEquals(manager.getStreamsCount(), manager.numShuffleSteams());
    }
  }
  