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.bookkeeper.common.grpc.netty;
  
  import static org.junit.Assert.assertArrayEquals;
  import static org.junit.Assert.assertSame;
  
  import java.util.concurrent.ThreadLocalRandom;
  import org.junit.Test;
  
  /**
   * Unit test {@link IdentityBinaryMarshaller}.
   */
  public class IdentityBinaryMarshallerTest {
  
      @Test
      public void testParseAndToBytes() {
          byte[] data = new byte[32];
          ThreadLocalRandom.current().nextBytes(data);
          byte[] dataCopy = new byte[data.length];
          System.arraycopy(data, 0, dataCopy, 0, data.length);
  
          byte[] serializedData = IdentityBinaryMarshaller.of().toBytes(data);
          // identity binary marshaller should return same object
          assertSame(data, serializedData);
          // identity binary marshaller should return same content
          assertArrayEquals(dataCopy, serializedData);
  
          byte[] deserializedData = IdentityBinaryMarshaller.of().parseBytes(data);
          // identity binary marshaller should return same object
          assertSame(data, deserializedData);
          // identity binary marshaller should return same content
          assertArrayEquals(dataCopy, deserializedData);
      }
  
  }
  