84 lines
2.5 KiB
C++
84 lines
2.5 KiB
C++
/*=============================================================================
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Copyright (c) 2006-2007 Tobias Schwinger
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Use modification and distribution are subject to the Boost Software
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License, Version 1.0. (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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#include <boost/fusion/functional/adapter/fused_function_object.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <boost/noncopyable.hpp>
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#include <boost/mpl/empty_base.hpp>
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#include <boost/fusion/container/generation/make_vector.hpp>
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#include <boost/fusion/container/vector.hpp>
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namespace fusion = boost::fusion;
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using boost::noncopyable;
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template <class Base = boost::mpl::empty_base>
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struct test_func
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: Base
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{
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template<typename T>
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struct result;
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template<class Self, typename T0, typename T1>
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struct result< Self(T0, T1) >
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{
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typedef int type;
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};
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template <typename T0, typename T1>
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int operator()(T0 const & x, T1 const & y) const
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{
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return 1+x-y;
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}
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template <typename T0, typename T1>
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int operator()(T0 const & x, T1 const & y)
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{
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return 2+x-y;
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}
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template <typename T0, typename T1>
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int operator()(T0 & x, T1 & y) const
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{
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return 3+x-y;
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}
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template <typename T0, typename T1>
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int operator()(T0 & x, T1 & y)
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{
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return 4+x-y;
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}
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};
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int main()
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{
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test_func<noncopyable> f;
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fusion::fused_function_object< test_func<> > fused_func;
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fusion::fused_function_object< test_func<noncopyable> & > fused_func_ref(f);
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fusion::fused_function_object< test_func<> const > fused_func_c;
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fusion::fused_function_object< test_func<> > const fused_func_c2;
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fusion::fused_function_object< test_func<noncopyable> const & > fused_func_c_ref(f);
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fusion::vector<int,char> lv_vec(1,'\004');
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BOOST_TEST(fused_func(lv_vec) == 1);
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BOOST_TEST(fused_func_c(lv_vec) == 0);
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BOOST_TEST(fused_func_c2(lv_vec) == 0);
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BOOST_TEST(fused_func_ref(lv_vec) == 1);
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BOOST_TEST(fused_func_c_ref(lv_vec) == 0);
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BOOST_TEST(fused_func(fusion::make_vector(2,'\003')) == 1);
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BOOST_TEST(fused_func_c(fusion::make_vector(2,'\003')) == 0);
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BOOST_TEST(fused_func_c2(fusion::make_vector(2,'\003')) == 0);
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BOOST_TEST(fused_func_ref(fusion::make_vector(2,'\003')) == 1);
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BOOST_TEST(fused_func_c_ref(fusion::make_vector(2,'\003')) == 0);
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return boost::report_errors();
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}
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