| /*============================================================================= |
| Copyright (c) 2001-2006 Joel de Guzman |
| Copyright (c) 2007 Dan Marsden |
| |
| 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/vector/vector.hpp> |
| #include <boost/fusion/adapted/mpl.hpp> |
| #include <boost/fusion/algorithm/query/none.hpp> |
| #include <boost/lambda/lambda.hpp> |
| #include <boost/mpl/vector_c.hpp> |
| |
| namespace |
| { |
| struct search_for |
| { |
| explicit search_for(int in_search) |
| : search(in_search) |
| {} |
| |
| template<typename T> |
| bool operator()(T const& v) const |
| { |
| return v == search; |
| } |
| |
| int search; |
| }; |
| } |
| |
| int |
| main() |
| { |
| { |
| boost::fusion::vector<int, short, double> t(1, 2, 3.3); |
| BOOST_TEST((boost::fusion::none(t, boost::lambda::_1 > 4))); |
| BOOST_TEST((boost::fusion::none(t, boost::lambda::_1 < 0))); |
| } |
| |
| { |
| boost::fusion::vector<int, short, double> t(1, 2, 3.3); |
| BOOST_TEST((!boost::fusion::none(t, boost::lambda::_1 == 1))); |
| BOOST_TEST((!boost::fusion::none(t, boost::lambda::_1 < 3))); |
| } |
| |
| { |
| typedef boost::mpl::vector_c<int, 1, 2, 3> mpl_vec; |
| // We cannot use lambda here as mpl vec iterators return |
| // rvalues, and lambda needs lvalues. |
| BOOST_TEST(boost::fusion::none(mpl_vec(), search_for(4))); |
| BOOST_TEST(!boost::fusion::none(mpl_vec(), search_for(3))); |
| } |
| |
| return boost::report_errors(); |
| } |
| |