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.plugin.flink;
  
  import java.io.IOException;
  import java.util.Queue;
  
  import org.apache.flink.runtime.io.network.buffer.Buffer;
  import org.apache.flink.runtime.io.network.buffer.BufferPool;
  import org.apache.flink.runtime.io.network.buffer.NetworkBufferPool;
  import org.apache.flink.shaded.netty4.io.netty.buffer.ByteBuf;
  import org.junit.After;
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.Test;
  
  import org.apache.celeborn.plugin.flink.buffer.BufferPacker;
  
  public class UnpackSuiteJ {
  
    private NetworkBufferPool networkBufferPool;
    private BufferPool bufferPool;
  
    @Before
    public void setup() throws IOException {
      networkBufferPool = new NetworkBufferPool(10, 128);
      bufferPool = networkBufferPool.createBufferPool(10, 10);
    }
  
    @After
    public void tearDown() {
      bufferPool.lazyDestroy();
      networkBufferPool.destroy();
    }
  
    @Test
    public void testUnpack() throws IOException, InterruptedException {
      Buffer buffer = bufferPool.requestBuffer();
      ByteBuf byteBuf = buffer.asByteBuf();
      byteBuf.writerIndex(0);
      byteBuf.writeInt(0);
      byteBuf.writeInt(1);
      byteBuf.writeInt(2);
      byteBuf.writeInt(3);
      byteBuf.writeByte((byte) Buffer.DataType.DATA_BUFFER.ordinal());
      byteBuf.writeBoolean(true);
      byteBuf.writeInt(3);
      byteBuf.writeBytes(new byte[] {1, 2, 3});
      byteBuf.writeByte((byte) Buffer.DataType.EVENT_BUFFER.ordinal());
      byteBuf.writeBoolean(false);
      byteBuf.writeInt(5);
      byteBuf.writeBytes(new byte[] {1, 2, 3, 4, 5});
  
      Queue<Buffer> bufferQueue = BufferPacker.unpack(byteBuf);
      Assert.assertEquals(2, bufferQueue.size());
      Buffer buffer1 = bufferQueue.poll();
      Assert.assertEquals(buffer1.getDataType(), Buffer.DataType.DATA_BUFFER);
      Assert.assertTrue(buffer1.isCompressed());
      Assert.assertEquals(buffer1.getSize(), 3);
  
      Buffer buffer2 = bufferQueue.poll();
      Assert.assertEquals(buffer2.getDataType(), Buffer.DataType.EVENT_BUFFER);
      Assert.assertFalse(buffer2.isCompressed());
      Assert.assertEquals(buffer2.getSize(), 5);
    }
  }
  