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https://github.com/boostorg/mpl.git
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102 lines
3.5 KiB
C++
102 lines
3.5 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/assert.hpp>
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#include <boost/type_traits/is_same.hpp>
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#include <boost/type_traits/is_pointer.hpp>
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BOOST_MPL_ASSERT(( boost::is_same<int,int> ));
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BOOST_MPL_ASSERT(( boost::is_pointer<int*> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_same<int,long> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_pointer<int> ));
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BOOST_MPL_ASSERT_RELATION( 5, >, 1 );
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BOOST_MPL_ASSERT_RELATION( 1, <, 5 );
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BOOST_MPL_ASSERT_MSG( true, GLOBAL_SCOPE_ERROR, (int,long) );
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BOOST_MPL_ASSERT_MSG( true, ANOTHER_GLOBAL_SCOPE_ERROR, () );
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namespace my {
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BOOST_MPL_ASSERT(( boost::is_same<int,int> ));
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BOOST_MPL_ASSERT(( boost::is_pointer<int*> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_same<int,long> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_pointer<int> ));
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BOOST_MPL_ASSERT_RELATION( 5, >, 1 );
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BOOST_MPL_ASSERT_RELATION( 1, <, 5 );
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BOOST_MPL_ASSERT_MSG( true, GLOBAL_SCOPE_ERROR, (int,long) );
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BOOST_MPL_ASSERT_MSG( true, NAMESPACE_SCOPE_ERROR, () );
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BOOST_MPL_ASSERT_MSG( true, ANOTHER_NAMESPACE_SCOPE_ERROR, () );
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}
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template< typename T >
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struct her
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{
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BOOST_MPL_ASSERT(( boost::is_same<void,T> ));
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BOOST_MPL_ASSERT(( boost::is_pointer<T*> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_same<int,T> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_pointer<T> ));
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BOOST_MPL_ASSERT_RELATION( sizeof(T*), >, 1 );
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BOOST_MPL_ASSERT_RELATION( 1, <, sizeof(T*) );
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BOOST_MPL_ASSERT_MSG( true, GLOBAL_SCOPE_ERROR, (int,long) );
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BOOST_MPL_ASSERT_MSG( true, CLASS_SCOPE_ERROR, () );
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#if !defined(BOOST_MPL_CFG_NO_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES)
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BOOST_MPL_ASSERT_MSG( true, ANOTHER_CLASS_SCOPE_ERROR, (types<int, T>) );
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#endif
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void f()
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{
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BOOST_MPL_ASSERT(( boost::is_same<void,T> ));
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BOOST_MPL_ASSERT(( boost::is_pointer<T*> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_same<int,T> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_pointer<T> ));
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BOOST_MPL_ASSERT_RELATION( sizeof(T*), >, 1 );
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BOOST_MPL_ASSERT_RELATION( 1, <, sizeof(T*) );
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#if !BOOST_WORKAROUND(__MWERKS__, BOOST_TESTED_AT(0x3202))
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BOOST_MPL_ASSERT_MSG( true, GLOBAL_SCOPE_ERROR, (int,long) );
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#endif
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BOOST_MPL_ASSERT_MSG( true, MEMBER_FUNCTION_SCOPE_ERROR, () );
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#if !defined(BOOST_MPL_CFG_NO_DEFAULT_PARAMETERS_IN_NESTED_TEMPLATES)
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BOOST_MPL_ASSERT_MSG( true, ANOTHER_MEMBER_FUNCTION_SCOPE_ERROR, (types<int, T>) );
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#endif
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}
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};
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template<class T>
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struct nested : boost::mpl::true_ {
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BOOST_MPL_ASSERT(( boost::is_pointer<T*> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_same<void,T> ));
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BOOST_MPL_ASSERT_RELATION( sizeof(T*), >, 1 );
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BOOST_MPL_ASSERT_MSG( true, GLOBAL_SCOPE_ERROR, (int,long) );
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};
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BOOST_MPL_ASSERT(( nested<int> ));
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BOOST_MPL_ASSERT_NOT(( boost::mpl::not_<nested<unsigned> > ));
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int main()
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{
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her<void> h;
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h.f();
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BOOST_MPL_ASSERT(( boost::is_same<int,int> ));
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BOOST_MPL_ASSERT(( boost::is_pointer<int*> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_same<int,long> ));
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BOOST_MPL_ASSERT_NOT(( boost::is_pointer<int> ));
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BOOST_MPL_ASSERT_RELATION( 5, >, 1 );
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BOOST_MPL_ASSERT_RELATION( 1, <, 5 );
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BOOST_MPL_ASSERT_MSG( true, GLOBAL_SCOPE_ERROR, (int,long) );
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BOOST_MPL_ASSERT_MSG( true, FUNCTION_SCOPE_ERROR, () );
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BOOST_MPL_ASSERT_MSG( true, ANOTHER_FUNCTION_SCOPE_ERROR, () );
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return 0;
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}
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