103 lines
2.5 KiB
C++
103 lines
2.5 KiB
C++
// Boost.Bimap
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//
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// Copyright (c) 2006-2007 Matias Capeletto
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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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// VC++ 8.0 warns on usage of certain Standard Library and API functions that
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// can be cause buffer overruns or other possible security issues if misused.
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// See https://web.archive.org/web/20071014014301/http://msdn.microsoft.com/msdnmag/issues/05/05/SafeCandC/default.aspx
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// But the wording of the warning is misleading and unsettling, there are no
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// portable alternative functions, and VC++ 8.0's own libraries use the
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// functions in question. So turn off the warnings.
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#define _CRT_SECURE_NO_DEPRECATE
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#define _SCL_SECURE_NO_DEPRECATE
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#include <boost/config.hpp>
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#include <boost/core/lightweight_test.hpp>
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// Boost.MPL
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#include <boost/mpl/list.hpp>
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#include <boost/type_traits/is_same.hpp>
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// Boost.Bimap
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#include <boost/bimap/relation/detail/mutant.hpp>
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using namespace boost::bimaps::relation::detail;
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// The mutant idiom is standard if only POD types are used.
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typedef double type_a;
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typedef int type_b;
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const type_a value_a = 1.4;
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const type_b value_b = 3;
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struct Data
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{
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type_a a;
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type_b b;
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};
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struct StdPairView
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{
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typedef type_a first_type;
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typedef type_b second_type;
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type_a first;
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type_b second;
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};
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struct ReverseStdPairView
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{
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typedef type_a second_type;
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typedef type_b first_type;
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type_a second;
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type_b first;
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};
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struct MutantData
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{
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typedef boost::mpl::list< StdPairView, ReverseStdPairView > mutant_views;
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MutantData(type_a ap, type_b bp) : a(ap), b(bp) {}
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type_a a;
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type_b b;
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};
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void test_mutant_basic()
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{
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// mutant test
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{
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MutantData m(value_a,value_b);
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BOOST_TEST( sizeof( MutantData ) == sizeof( StdPairView ) );
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BOOST_TEST( mutate<StdPairView>(m).first == value_a );
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BOOST_TEST( mutate<StdPairView>(m).second == value_b );
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BOOST_TEST( mutate<ReverseStdPairView>(m).first == value_b );
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BOOST_TEST( mutate<ReverseStdPairView>(m).second == value_a );
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ReverseStdPairView & rpair = mutate<ReverseStdPairView>(m);
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rpair.first = value_b;
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rpair.second = value_a;
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BOOST_TEST( mutate<StdPairView>(m).first == value_a );
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BOOST_TEST( mutate<StdPairView>(m).second == value_b );
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BOOST_TEST( &mutate<StdPairView>(m).first == &m.a );
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BOOST_TEST( &mutate<StdPairView>(m).second == &m.b );
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}
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}
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int main()
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{
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test_mutant_basic();
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return boost::report_errors();
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}
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