129 lines
3.2 KiB
C++
129 lines
3.2 KiB
C++
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// Copyright Aleksey Gurtovoy 2000-2004
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/mpl for documentation.
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// $Id$
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// $Date$
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// $Revision$
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#include <boost/mpl/apply.hpp>
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#include <boost/mpl/lambda.hpp>
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#include <boost/mpl/plus.hpp>
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#include <boost/mpl/int.hpp>
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#include <boost/mpl/aux_/test.hpp>
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template< typename T > struct std_vector
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{
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#if defined(BOOST_MPL_CFG_NO_IMPLICIT_METAFUNCTIONS)
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typedef std_vector type;
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BOOST_MPL_AUX_LAMBDA_SUPPORT(1, std_vector, (T))
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#endif
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};
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MPL_TEST_CASE()
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{
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typedef plus<int_<2>,int_<3> > plus1;
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typedef lambda<plus1>::type plus2;
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MPL_ASSERT(( is_same< plus1,plus2 > ));
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typedef lambda<std_vector<int> >::type v;
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MPL_ASSERT(( is_same< v,std_vector<int> > ));
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typedef lambda<std_vector<_1> >::type make_vector;
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typedef apply_wrap1<make_vector,int>::type v_int;
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MPL_ASSERT(( is_same< v_int,std_vector<int> > ));
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}
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MPL_TEST_CASE()
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{
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typedef plus<_1,_2> plus_fun;
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typedef apply2<plus_fun,int_<2>,int_<3> >::type res;
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MPL_ASSERT_RELATION( res::value, ==, 5 );
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}
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MPL_TEST_CASE()
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{
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typedef apply1<_1, plus<_1,_2> >::type plus_fun;
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MPL_ASSERT(( is_same< plus_fun,plus<_1,_2> > ));
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typedef apply2<plus_fun,int_<2>,int_<3> >::type res;
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MPL_ASSERT_RELATION( res::value, ==, 5 );
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}
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MPL_TEST_CASE()
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{
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typedef lambda< lambda<_1> >::type make_lambda;
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typedef apply_wrap1< make_lambda,std_vector<int> >::type v;
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MPL_ASSERT(( is_same< v,std_vector<int> > ));
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typedef apply_wrap1< make_lambda,std_vector<_1> >::type make_vector;
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typedef apply_wrap1< make_vector,int >::type v_int;
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MPL_ASSERT(( is_same< v_int,std_vector<int> > ));
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}
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MPL_TEST_CASE()
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{
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typedef apply1< _1, std_vector<int> >::type v;
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MPL_ASSERT(( is_same< v,std_vector<int> > ));
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typedef apply1< _1, std_vector<_1> >::type v_lambda;
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typedef apply1<v_lambda,int>::type v_int;
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MPL_ASSERT(( is_same< v_int,std_vector<int> > ));
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}
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MPL_TEST_CASE()
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{
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typedef apply1< lambda<_1>, std_vector<int> >::type v;
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MPL_ASSERT(( is_same< v,std_vector<int> > ));
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typedef apply1< lambda<_1>, std_vector<_1> >::type make_vector;
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typedef apply_wrap1< make_vector,int >::type v_int;
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MPL_ASSERT(( is_same< v_int,std_vector<int> > ));
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}
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MPL_TEST_CASE()
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{
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typedef apply1< lambda<_1>, plus<_1,_2> >::type plus_fun;
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typedef apply_wrap2< plus_fun,int_<2>,int_<3> >::type res;
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MPL_ASSERT_RELATION( res::value, ==, 5 );
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}
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MPL_TEST_CASE()
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{
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typedef bind2<plus<>,_1,_1> b1;
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typedef lambda<b1>::type b2;
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MPL_ASSERT(( is_same< b1,b2 > ));
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}
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MPL_TEST_CASE()
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{
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#if !BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3003))
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typedef lambda< lambda< bind2<plus<>,_1,_1> > >::type make_lambda;
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typedef apply_wrap1< make_lambda::type, int_<5> >::type res;
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MPL_ASSERT_RELATION( res::value, ==, 10 );
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#endif
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}
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MPL_TEST_CASE()
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{
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typedef apply1< bind2<plus<>,_1,_1>, int_<5> >::type res;
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MPL_ASSERT_RELATION( res::value, ==, 10 );
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}
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MPL_TEST_CASE()
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{
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typedef apply1<_1, lambda<plus<_1,_2> > >::type plus_fun;
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typedef apply_wrap2< plus_fun::type, int_<2>,int_<3> >::type res;
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MPL_ASSERT_RELATION( res::value, ==, 5 );
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}
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