43 lines
1.1 KiB
C++
43 lines
1.1 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/is_placeholder.hpp>
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#include <boost/mpl/placeholders.hpp>
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#include <boost/mpl/aux_/test.hpp>
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#include <boost/preprocessor/repeat.hpp>
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#include <boost/preprocessor/inc.hpp>
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#include <boost/preprocessor/cat.hpp>
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#define AUX_IS_PLACEHOLDER_TEST(unused1, n, unused2) \
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{ MPL_ASSERT(( is_placeholder< \
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BOOST_PP_CAT(_,BOOST_PP_INC(n)) \
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> )); } \
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/**/
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MPL_TEST_CASE()
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{
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MPL_ASSERT_NOT(( is_placeholder<int> ));
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MPL_ASSERT_NOT(( is_placeholder<UDT> ));
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MPL_ASSERT_NOT(( is_placeholder<incomplete> ));
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MPL_ASSERT_NOT(( is_placeholder<abstract> ));
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MPL_ASSERT_NOT(( is_placeholder<noncopyable> ));
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MPL_ASSERT(( is_placeholder<_> ));
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BOOST_PP_REPEAT(
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BOOST_MPL_LIMIT_METAFUNCTION_ARITY
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, AUX_IS_PLACEHOLDER_TEST
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, unused
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)
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}
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