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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)

For more information, see http://www.boost.org

Try ostream_iterators

#include <boost/config.hpp>

#include <boost/algorithm/hex.hpp>

#define BOOST_TEST_MAIN

#include <boost/test/unit_test.hpp>

#include <string>

#include <iostream>

#include <deque>

#include <list>

template <typename char_type>

void test_to_hex ( const char_type ** tests ) {

typedef std::basic_string<char_type> String;

typedef std::basic_ostringstream<char_type> Stream;

typedef std::ostream_iterator<char_type, char_type> Iter;

for ( const char_type **p = tests; *p; p++ ) {

String arg, argh;

Stream one, two, three;

arg.assign ( *p );

boost::algorithm::hex ( *p, Iter ( one ));

boost::algorithm::hex ( arg, Iter ( two ));

boost::algorithm::hex ( arg.begin (), arg.end (), Iter ( three ));

boost::algorithm::hex ( arg );

BOOST_CHECK ( one.str () == two.str ());

BOOST_CHECK ( one.str () == three.str ());

argh = one.str ();

one.str (String()); two.str (String()); three.str (String());

boost::algorithm::unhex ( argh.c_str (), Iter ( one ));

boost::algorithm::unhex ( argh, Iter ( two ));

boost::algorithm::unhex ( argh.begin (), argh.end (), Iter ( three ));

BOOST_CHECK ( one.str () == two.str ());

BOOST_CHECK ( one.str () == three.str ());

BOOST_CHECK ( one.str () == arg );

}

template <typename char_type>

void test_from_hex_success ( const char_type ** tests ) {

typedef std::basic_string<char_type> String;

typedef std::basic_ostringstream<char_type> Stream;

typedef std::ostream_iterator<char_type, char_type> Iter;

for ( const char_type **p = tests; *p; p++ ) {

String arg, argh;

Stream one, two, three;

arg.assign ( *p );

boost::algorithm::unhex ( *p, Iter ( one ));

boost::algorithm::unhex ( arg, Iter ( two ));

boost::algorithm::unhex ( arg.begin (), arg.end (), Iter ( three ));

BOOST_CHECK ( one.str () == two.str ());

BOOST_CHECK ( one.str () == three.str ());

argh = one.str ();

one.str (String()); two.str (String()); three.str (String());

boost::algorithm::hex ( argh.c_str (), Iter ( one ));

boost::algorithm::hex ( argh, Iter ( two ));

boost::algorithm::hex ( argh.begin (), argh.end (), Iter ( three ));

BOOST_CHECK ( one.str () == two.str ());

BOOST_CHECK ( one.str () == three.str ());

BOOST_CHECK ( one.str () == arg );

}

const char *tohex [] = {

"",

"a",

"\001",

"12",

"asdfadsfsad",

"01234567890ABCDEF",

NULL // End of the list

};

const wchar_t *tohex_w [] = {

L"",

L"a",

L"\001",

L"12",

L"asdfadsfsad",

L"01234567890ABCDEF",

NULL // End of the list

};

const char *fromhex [] = {

"20",

"2122234556FF",

NULL // End of the list

};

const wchar_t *fromhex_w [] = {

L"11223320",

L"21222345010256FF",

NULL // End of the list

};

BOOST_AUTO_TEST_CASE( test_main )

{

test_to_hex ( tohex );

test_to_hex ( tohex_w );

test_from_hex_success ( fromhex );

test_from_hex_success ( fromhex_w );

}

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