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- // Copyright Aleksey Gurtovoy 2000-2004
- // Copyright Steven Watanabe 2009
- //
- // 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)
- //
- // See http://www.boost.org/libs/mpl for documentation.
- // $Id$
- // $Date$
- // $Revision$
- #include <boost/mpl/push_front.hpp>
- #include <boost/mpl/push_back.hpp>
- #include <boost/mpl/list/list10.hpp>
- #include <boost/mpl/size.hpp>
- #include <boost/mpl/front.hpp>
- #include <boost/mpl/aux_/test.hpp>
- struct no_push_front_tag {};
- struct no_push_front
- {
- typedef no_push_front_tag tag;
- };
- MPL_TEST_CASE()
- {
- typedef push_front<list0<>,long>::type res1;
- typedef push_front<list1<long>,int>::type res2;
- typedef push_front<list2<int,long>,char>::type res3;
-
- MPL_ASSERT_RELATION( size<res1>::value, ==, 1 );
- MPL_ASSERT_RELATION( size<res2>::value, ==, 2 );
- MPL_ASSERT_RELATION( size<res3>::value, ==, 3 );
-
- MPL_ASSERT(( is_same< front<res1>::type, long > ));
- MPL_ASSERT(( is_same< front<res2>::type, int > ));
- MPL_ASSERT(( is_same< front<res3>::type, char > ));
-
- MPL_ASSERT(( has_push_front< list0<> > ));
- MPL_ASSERT(( has_push_front< list1<long> > ));
- MPL_ASSERT_NOT(( has_push_back< list0<> > ));
- MPL_ASSERT_NOT(( has_push_front< no_push_front > ));
- }
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