TestReuse.java

/*
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 * 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,
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package org.apache.thrift;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertSame;

import java.util.HashSet;
import org.apache.thrift.protocol.TBinaryProtocol;
import org.junit.jupiter.api.Test;
import thrift.test.Reuse;

// Tests reusing objects for deserialization.
//
public class TestReuse extends TestStruct {

  @Test
  public void testReuseObject() throws Exception {
    TSerializer binarySerializer = new TSerializer(new TBinaryProtocol.Factory());
    TDeserializer binaryDeserializer = new TDeserializer(new TBinaryProtocol.Factory());

    Reuse ru1 = new Reuse();
    HashSet<String> hs1 = new HashSet<>();
    byte[] serBytes;
    String st1 = "string1";
    String st2 = "string2";

    ru1.setVal1(11);
    ru1.setVal2(hs1);
    ru1.addToVal2(st1);

    serBytes = binarySerializer.serialize(ru1);

    // update hash set after serialization
    hs1.add(st2);

    binaryDeserializer.deserialize(ru1, serBytes);

    assertSame(hs1, ru1.getVal2());
    assertEquals(2, hs1.size());
  }
}