43 lines
1.2 KiB
C++
43 lines
1.2 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: always.cpp 49268 2008-10-11 06:26:17Z agurtovoy $
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// $Date: 2008-10-10 23:26:17 -0700 (Fri, 10 Oct 2008) $
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// $Revision: 49268 $
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#include <boost/mpl/apply.hpp>
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#include <boost/mpl/always.hpp>
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#include <boost/mpl/bool.hpp>
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#include <boost/mpl/int.hpp>
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#include <boost/mpl/aux_/test.hpp>
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MPL_TEST_CASE()
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{
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typedef always<true_> always_true;
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MPL_ASSERT(( apply1< always_true,false_ > ));
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MPL_ASSERT(( apply2< always_true,false_,false_ > ));
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MPL_ASSERT(( apply3< always_true,false_,false_,false_ > ));
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}
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MPL_TEST_CASE()
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{
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typedef always< int_<10> > always_10;
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typedef apply1< always_10,int_<0> >::type res1;
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typedef apply2< always_10,int_<0>,int_<0> >::type res2;
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typedef apply3< always_10,int_<0>,int_<0>,int_<0> >::type res3;
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MPL_ASSERT_RELATION( res1::value, ==, 10 );
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MPL_ASSERT_RELATION( res2::value, ==, 10 );
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MPL_ASSERT_RELATION( res3::value, ==, 10 );
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}
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