fusion/test/sequence/set.cpp
2018-08-03 00:24:10 +03:00

111 lines
4.4 KiB
C++

/*=============================================================================
Copyright (c) 2001-2011 Joel de Guzman
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)
==============================================================================*/
#include <boost/detail/lightweight_test.hpp>
#include <boost/fusion/container/set/set.hpp>
#include <boost/fusion/container/generation/make_set.hpp>
#include <boost/fusion/sequence/intrinsic/at_key.hpp>
#include <boost/fusion/sequence/intrinsic/value_at_key.hpp>
#include <boost/fusion/sequence/intrinsic/has_key.hpp>
#include <boost/fusion/sequence/intrinsic/begin.hpp>
#include <boost/fusion/sequence/io/out.hpp>
#include <boost/fusion/iterator/key_of.hpp>
#include <boost/fusion/iterator/deref_data.hpp>
#include <boost/fusion/iterator/value_of_data.hpp>
#include <boost/fusion/iterator/next.hpp>
#include <boost/fusion/support/pair.hpp>
#include <boost/fusion/support/category_of.hpp>
#include <boost/fusion/support/is_sequence.hpp>
#include <boost/static_assert.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/mpl/is_sequence.hpp>
#include <iostream>
#include <string>
int
main()
{
using namespace boost::fusion;
using namespace boost;
namespace fusion = boost::fusion;
using boost::fusion::pair;
using boost::fusion::make_pair;
std::cout << tuple_open('[');
std::cout << tuple_close(']');
std::cout << tuple_delimiter(", ");
{
typedef set<int, std::string> set_type;
BOOST_MPL_ASSERT((traits::is_associative<set_type>));
set_type m(123, "Hola");
std::cout << at_key<int>(m) << std::endl;
std::cout << at_key<std::string>(m) << std::endl;
BOOST_TEST(at_key<int>(m) == 123);
BOOST_TEST(at_key<std::string>(m) == "Hola");
BOOST_STATIC_ASSERT((
boost::is_same<boost::fusion::result_of::value_at_key<set_type, int>::type, int>::value));
BOOST_STATIC_ASSERT((
boost::is_same<boost::fusion::result_of::value_at_key<set_type, std::string>::type, std::string>::value));
std::cout << m << std::endl;
BOOST_STATIC_ASSERT((boost::fusion::result_of::has_key<set_type, int>::value));
BOOST_STATIC_ASSERT((boost::fusion::result_of::has_key<set_type, std::string>::value));
BOOST_STATIC_ASSERT((!boost::fusion::result_of::has_key<set_type, double>::value));
std::cout << deref_data(begin(m)) << std::endl;
std::cout << deref_data(fusion::next(begin(m))) << std::endl;
BOOST_TEST(deref_data(begin(m)) == 123);
BOOST_TEST(deref_data(fusion::next(begin(m))) == "Hola");
BOOST_STATIC_ASSERT((boost::is_same<boost::fusion::result_of::key_of<boost::fusion::result_of::begin<set_type>::type>::type, int>::value));
BOOST_STATIC_ASSERT((boost::is_same<boost::fusion::result_of::key_of<boost::fusion::result_of::next<boost::fusion::result_of::begin<set_type>::type>::type>::type, std::string>::value));
BOOST_STATIC_ASSERT((boost::is_same<boost::fusion::result_of::value_of_data<boost::fusion::result_of::begin<set_type>::type>::type, int>::value));
BOOST_STATIC_ASSERT((boost::is_same<boost::fusion::result_of::value_of_data<boost::fusion::result_of::next<boost::fusion::result_of::begin<set_type>::type>::type>::type, std::string>::value));
}
{
std::cout << make_set('X', 123) << std::endl;
BOOST_TEST(at_key<char>(make_set('X', 123)) == 'X');
BOOST_TEST(at_key<int>(make_set('X', 123)) == 123);
}
{ // testing is_sequence
typedef set<int, float, double> t1;
typedef set<> t2;
typedef set<char> t3;
BOOST_MPL_ASSERT((traits::is_sequence<t1>));
BOOST_MPL_ASSERT((traits::is_sequence<t2>));
BOOST_MPL_ASSERT((traits::is_sequence<t3>));
BOOST_STATIC_ASSERT(traits::is_sequence<t1>::value);
BOOST_STATIC_ASSERT(traits::is_sequence<t2>::value);
BOOST_STATIC_ASSERT(traits::is_sequence<t3>::value);
}
{ // testing mpl::is_sequence
typedef set<int, float, double> t1;
typedef set<> t2;
typedef set<char> t3;
BOOST_MPL_ASSERT((boost::mpl::is_sequence<t1>));
BOOST_MPL_ASSERT((boost::mpl::is_sequence<t2>));
BOOST_MPL_ASSERT((boost::mpl::is_sequence<t3>));
}
return boost::report_errors();
}