forked from boostorg/mpl
56 lines
2.1 KiB
C++
56 lines
2.1 KiB
C++
//-----------------------------------------------------------------------------
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// boost mpl/test/transform.cpp source file
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// See http://www.boost.org for updates, documentation, and revision history.
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//-----------------------------------------------------------------------------
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//
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// Copyright (c) 2000-03
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// Aleksey Gurtovoy, Dave Abrahams
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//
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// Permission to use, copy, modify, distribute and sell this software
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// and its documentation for any purpose is hereby granted without fee,
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// provided that the above copyright notice appears in all copies and
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// that both the copyright notice and this permission notice appear in
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// supporting documentation. No representations are made about the
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// suitability of this software for any purpose. It is provided "as is"
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// without express or implied warranty.
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#include "boost/mpl/transform.hpp"
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#include "boost/mpl/list.hpp"
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#include "boost/mpl/list_c.hpp"
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#include "boost/mpl/equal.hpp"
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#include "boost/mpl/plus.hpp"
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#include "boost/type_traits/add_pointer.hpp"
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#include "boost/static_assert.hpp"
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namespace mpl = boost::mpl;
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int main()
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{
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using namespace mpl::placeholders;
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{
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typedef mpl::list<char,short,int,long,float,double> types;
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typedef mpl::list<char*,short*,int*,long*,float*,double*> pointers;
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typedef mpl::transform1< types,boost::add_pointer<_1> >::type result1;
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BOOST_STATIC_ASSERT((mpl::equal<result1,pointers>::type::value));
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typedef mpl::transform< types,boost::add_pointer<_1> >::type result;
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BOOST_STATIC_ASSERT((mpl::equal<result,pointers>::type::value));
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}
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{
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typedef mpl::list_c<long,0,2,4,6,8,10> evens;
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typedef mpl::list_c<long,2,3,5,7,11,13> primes;
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typedef mpl::list_c<long,2,5,9,13,19,23> sums;
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typedef mpl::transform2< evens, primes, mpl::plus<> >::type result1;
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BOOST_STATIC_ASSERT((mpl::equal<result1::type,sums::type>::type::value));
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typedef mpl::transform< evens, primes, mpl::plus<> >::type result;
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BOOST_STATIC_ASSERT((mpl::equal<result::type,sums::type>::type::value));
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}
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return 0;
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}
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