106 lines
3.1 KiB
C++
106 lines
3.1 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/container/vector/vector.hpp>
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#include <boost/fusion/container/list/list.hpp>
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#include <boost/fusion/adapted/mpl.hpp>
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#include <boost/fusion/sequence/io/out.hpp>
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#include <boost/fusion/sequence/comparison/equal_to.hpp>
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#include <boost/fusion/container/generation/make_vector.hpp>
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#include <boost/fusion/container/generation/make_list.hpp>
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#include <boost/fusion/algorithm/transformation/pop_back.hpp>
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#include <boost/fusion/algorithm/transformation/push_back.hpp>
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#include <boost/fusion/algorithm/query/find.hpp>
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#include <boost/fusion/include/back.hpp>
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#include <boost/fusion/include/array.hpp>
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#include <boost/array.hpp>
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#include <boost/mpl/vector_c.hpp>
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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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std::cout << tuple_open('[');
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std::cout << tuple_close(']');
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std::cout << tuple_delimiter(", ");
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/// Testing pop_back
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{
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char const* s = "Ruby";
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typedef vector<int, char, double, char const*> vector_type;
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vector_type t1(1, 'x', 3.3, s);
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{
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std::cout << pop_back(t1) << std::endl;
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BOOST_TEST((pop_back(t1) == make_vector(1, 'x', 3.3)));
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}
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}
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{
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typedef boost::mpl::vector_c<int, 1, 2, 3, 4, 5> mpl_vec;
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std::cout << boost::fusion::pop_back(mpl_vec()) << std::endl;
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BOOST_TEST((boost::fusion::pop_back(mpl_vec()) == make_vector(1, 2, 3, 4)));
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}
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{
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list<int, int> l(1, 2);
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std::cout << pop_back(l) << std::endl;
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BOOST_TEST((pop_back(l) == make_list(1)));
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}
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{ // make sure empty sequences are OK
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list<int> l(1);
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std::cout << pop_back(l) << std::endl;
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BOOST_TEST((pop_back(l) == make_list()));
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}
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{
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single_view<int> sv(1);
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std::cout << pop_back(sv) << std::endl;
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// Compile check only
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(void)(begin(pop_back(sv)) == end(sv));
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(void)(end(pop_back(sv)) == begin(sv));
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}
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// $$$ JDG: TODO add compile fail facility $$$
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//~ { // compile fail check (Disabled for now)
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//~ list<> l;
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//~ std::cout << pop_back(l) << std::endl;
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//~ }
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#ifndef BOOST_NO_CXX11_AUTO_DECLARATIONS
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{
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auto vec = make_vector(1, 3.14, "hello");
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// Compile check only
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auto popv = pop_back(vec);
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std::cout << popv << std::endl;
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auto push = push_back(vec, 42);
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auto pop = pop_back(vec);
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auto i1 = find<int>(popv);
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auto i2 = find<double>(pop);
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(void)push;
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BOOST_TEST(i1 != end(pop));
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BOOST_TEST(i2 != end(pop));
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BOOST_TEST(i1 != i2);
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}
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#endif
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{
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boost::array<std::size_t, 2> a = {{ 10, 50 }};
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BOOST_TEST(back(pop_back(a)) == 10);
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}
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return boost::report_errors();
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}
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