content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.client.block.stream;
  
  import alluxio.wire.WorkerNetAddress;
  
  import org.junit.Assert;
  import org.junit.Test;
  
  import java.io.IOException;
  import java.nio.ByteBuffer;
  
  /**
   * Tests {@link BlockOutStream}.
   */
  public class BlockOutStreamTest {
    private static final int CHUNK_SIZE = 128;
  
    @Test
    public void packetWriteException() throws Exception {
      DataWriter writer = new FailingTestDataWriter(ByteBuffer.allocate(CHUNK_SIZE));
      BlockOutStream bos = new BlockOutStream(writer, CHUNK_SIZE, new WorkerNetAddress());
      try {
        bos.write(new byte[CHUNK_SIZE]);
        Assert.fail("Expected write to throw an exception.");
      } catch (IOException e) {
        // Exception expected, continue.
      }
      // After an exception, we should still be able to cancel the stream.
      // Test succeeds if we do not throw an exception in cancel.
      bos.cancel();
    }
  }
  