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- /*=============================================================================
- Copyright (c) 2001-2011 Joel de Guzman
- Copyright (c) 2005 Eric Niebler
- Copyright (c) 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/any.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::any(t, boost::lambda::_1 == 2));
- }
- {
- boost::fusion::vector<int, short, double> t(1, 2, 3.3);
- BOOST_TEST(!boost::fusion::any(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::any(mpl_vec(), search_for(2)));
- BOOST_TEST(!boost::fusion::any(mpl_vec(), search_for(4)));
- }
- return boost::report_errors();
- }
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