//-----------------------------------------------------------------------------

// boost-libs variant/test/recursive_variant_test.cpp source file

// See http://www.boost.org for updates, documentation, and revision history.

//-----------------------------------------------------------------------------

//

// Copyright (c) 2003

// Eric Friedman, Itay Maman

//

// Distributed under the Boost Software License, Version 1.0. (See

// accompanying file LICENSE_1_0.txt or copy at

// http://www.boost.org/LICENSE_1_0.txt)

/*

 * © Portions copyright (c) 2006-2007 Nokia Corporation.  All rights reserved.

*/

#include "boost/test/minimal.hpp"

#include "boost/variant.hpp"

#include <iostream>

#include <sstream>

#include <vector>

#ifdef __SYMBIAN32__

#include "std_log_result.h"

#define LOG_FILENAME_LINE __FILE__, __LINE__

#endif

struct vector_printer

    : boost::static_visitor<std::string>

{

    template <typename T>

    std::string operator()(const std::vector<T>& vec) const

    {

        std::ostringstream ost;

        ost << "( ";

        typename std::vector<T>::const_iterator it = vec.begin();

        for (; it != vec.end(); ++it)

            ost << boost::apply_visitor( vector_printer(), *it );

        ost << ") ";

        return ost.str();

    }

    template <typename T>

    std::string operator()(const T& operand) const

    {

        std::ostringstream ost;

        ost << operand << ' ';

        return ost.str();

    }

};

int test_main(int , char* [])

{

std_log(LOG_FILENAME_LINE,"[Test Case for recursive_variant_test]");

    typedef boost::make_recursive_variant<

          int

        , std::vector<boost::recursive_variant_>

        >::type var_t;

    std::vector<var_t> vec;

    vec.push_back(3);

    vec.push_back(5);

    vec.push_back(vec);

    vec.push_back(7);

    var_t var(vec);

    std::string result( boost::apply_visitor( vector_printer(), var ) );

    std::cout << "result: " << result << '\n';

    BOOST_CHECK(result == "( 3 5 ( 3 5 ) 7 ) ");

#ifdef __SYMBIAN32__

   	testResultXml("recursive_variant_test");

	close_log_file();

#endif

    return boost::exit_success;

}