lib/cpp/test/RecursiveTest.cpp

/*
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 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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 *   http://www.apache.org/licenses/LICENSE-2.0
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#include "gen-cpp/Recursive_types.h"
#include <thrift/protocol/TBinaryProtocol.h>
#include <thrift/stdcxx.h>
#include <thrift/transport/TBufferTransports.h>

#define BOOST_TEST_MODULE RecursiveTest
#include <boost/test/unit_test.hpp>

using apache::thrift::transport::TMemoryBuffer;
using apache::thrift::protocol::TBinaryProtocol;
using apache::thrift::stdcxx::shared_ptr;

BOOST_AUTO_TEST_CASE(test_recursive_1) {
  shared_ptr<TMemoryBuffer> buf(new TMemoryBuffer());
  shared_ptr<TBinaryProtocol> prot(new TBinaryProtocol(buf));

  RecTree tree;
  RecTree child;
  tree.children.push_back(child);

  tree.write(prot.get());

  RecTree result;
  result.read(prot.get());
  BOOST_CHECK(tree == result);
}

BOOST_AUTO_TEST_CASE(test_recursive_2) {
  shared_ptr<TMemoryBuffer> buf(new TMemoryBuffer());
  shared_ptr<TBinaryProtocol> prot(new TBinaryProtocol(buf));

  RecList l;
  shared_ptr<RecList> l2(new RecList);
  l.nextitem = l2;

  l.write(prot.get());

  RecList resultlist;
  resultlist.read(prot.get());
  BOOST_CHECK(resultlist.nextitem != NULL);
  BOOST_CHECK(resultlist.nextitem->nextitem == NULL);
}

BOOST_AUTO_TEST_CASE(test_recursive_3) {
  shared_ptr<TMemoryBuffer> buf(new TMemoryBuffer());
  shared_ptr<TBinaryProtocol> prot(new TBinaryProtocol(buf));

  CoRec c;
  shared_ptr<CoRec2> r(new CoRec2);
  c.other = r;

  c.write(prot.get());

  c.read(prot.get());
  BOOST_CHECK(c.other != NULL);
  BOOST_CHECK(c.other->other.other == NULL);
}

BOOST_AUTO_TEST_CASE(test_recursive_4) {
  shared_ptr<TMemoryBuffer> buf(new TMemoryBuffer());
  shared_ptr<TBinaryProtocol> prot(new TBinaryProtocol(buf));

  shared_ptr<RecList> depthLimit(new RecList);
  depthLimit->nextitem = depthLimit;
  BOOST_CHECK_THROW(depthLimit->write(prot.get()),
    apache::thrift::protocol::TProtocolException);

  depthLimit->nextitem.reset();
}