86 lines
2.5 KiB
C++
86 lines
2.5 KiB
C++
/*=============================================================================
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Copyright (c) 2001-2011 Joel de Guzman
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#include <boost/detail/lightweight_test.hpp>
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#include <boost/fusion/adapted/struct/adapt_assoc_struct.hpp>
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#include <boost/fusion/container/vector/vector.hpp>
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#include <boost/fusion/adapted/mpl.hpp>
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#include <boost/fusion/container/generation/make_vector.hpp>
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#include <boost/fusion/container/map/convert.hpp>
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#include <boost/fusion/container/generation/make_set.hpp>
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#include <boost/fusion/container/vector/convert.hpp>
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#include <boost/fusion/sequence/comparison/equal_to.hpp>
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#include <boost/fusion/sequence/intrinsic/at_key.hpp>
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#include <boost/fusion/sequence/io/out.hpp>
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#include <boost/fusion/support/pair.hpp>
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namespace ns
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{
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struct x_member;
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struct y_member;
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struct z_member;
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struct point
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{
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int x;
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int y;
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};
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}
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BOOST_FUSION_ADAPT_ASSOC_STRUCT(
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ns::point,
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(int, x, ns::x_member)
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(int, y, ns::y_member)
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)
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int
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main()
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{
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using namespace boost::fusion;
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using namespace boost;
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std::cout << tuple_open('[');
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std::cout << tuple_close(']');
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std::cout << tuple_delimiter(", ");
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{
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ns::point p = {123, 456};
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std::cout << as_map(p) << std::endl;
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}
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{
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ns::point p = {123, 456};
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boost::fusion::result_of::as_map<ns::point>::type map(p);
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std::cout << at_key<ns::x_member>(map) << std::endl;
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std::cout << at_key<ns::y_member>(map) << std::endl;
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BOOST_TEST(at_key<ns::x_member>(map) == 123);
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BOOST_TEST(at_key<ns::y_member>(map) == 456);
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}
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{
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boost::fusion::result_of::as_map<set<int, char> >::type map(make_set(1, '2'));
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BOOST_TEST(at_key<int>(map) == 1);
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BOOST_TEST(at_key<char>(map) == '2');
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}
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{
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// test conversion
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typedef map<
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pair<ns::x_member, int>
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, pair<ns::y_member, int> >
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map_type;
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ns::point p = {123, 456};
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map_type m(p);
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BOOST_TEST(as_vector(m) == make_vector(make_pair<ns::x_member>(123), make_pair<ns::y_member>(456)));
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m = (make_vector(make_pair<ns::x_member>(123), make_pair<ns::y_member>(456))); // test assign
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BOOST_TEST(as_vector(m) == make_vector(make_pair<ns::x_member>(123), make_pair<ns::y_member>(456)));
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}
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return boost::report_errors();
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}
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