diff options
Diffstat (limited to 'libs/fusion/test/algorithm/remove_if.cpp')
-rw-r--r-- | libs/fusion/test/algorithm/remove_if.cpp | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/libs/fusion/test/algorithm/remove_if.cpp b/libs/fusion/test/algorithm/remove_if.cpp new file mode 100644 index 000000000..62313d3a5 --- /dev/null +++ b/libs/fusion/test/algorithm/remove_if.cpp @@ -0,0 +1,78 @@ +/*============================================================================= + 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/vector/vector.hpp> +#include <boost/fusion/adapted/mpl.hpp> +#include <boost/fusion/sequence/io/out.hpp> +#include <boost/fusion/container/generation/make_vector.hpp> +#include <boost/fusion/sequence/comparison/equal_to.hpp> +#include <boost/fusion/algorithm/transformation/remove_if.hpp> +#include <boost/type_traits/is_class.hpp> +#include <boost/type_traits/is_same.hpp> +#include <boost/mpl/not.hpp> +#include <boost/mpl/vector.hpp> + +struct X +{ + operator char const*() const + { + return "<X-object>"; + } +}; + +struct Y +{ + operator char const*() const + { + return "<Y-object>"; + } +}; + +int +main() +{ + using namespace boost::fusion; + using boost::mpl::vector; + using boost::mpl::_; + using boost::mpl::not_; + using boost::is_class; + using boost::is_same; + namespace fusion = boost::fusion; + + std::cout << tuple_open('['); + std::cout << tuple_close(']'); + std::cout << tuple_delimiter(", "); + +/// Testing remove_if + + X x; Y y; + typedef fusion::vector<Y, char, long, X, bool, double> vector_type; + vector_type t(y, '@', 987654, x, true, 6.6); + + { + std::cout << remove_if<not_<is_class<_> > >(t) << std::endl; + BOOST_TEST((remove_if<not_<is_class<_> > >(t) + == make_vector(y, x))); + } + + { + std::cout << remove_if<is_class<_> >(t) << std::endl; + BOOST_TEST((remove_if<is_class<_> >(t) + == make_vector('@', 987654, true, 6.6))); + } + + { + typedef vector<Y, char, long, X, bool> mpl_vec; + BOOST_TEST((remove_if<not_<is_class<_> > >(mpl_vec()) + == vector<Y, X>())); + BOOST_TEST((remove_if<is_class<_> >(mpl_vec()) + == vector<char, long, bool>())); + } + + return boost::report_errors(); +} + |