| #include <boost/config.hpp> |
| |
| #if defined(BOOST_MSVC) |
| #pragma warning(disable: 4786) // identifier truncated in debug info |
| #pragma warning(disable: 4710) // function not inlined |
| #pragma warning(disable: 4711) // function selected for automatic inline expansion |
| #pragma warning(disable: 4514) // unreferenced inline removed |
| #endif |
| |
| // |
| // bind_stateful_test.cpp |
| // |
| // Copyright (c) 2004 Peter Dimov |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See |
| // accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| // |
| |
| #include <boost/bind.hpp> |
| |
| #if defined(BOOST_MSVC) && (BOOST_MSVC < 1300) |
| #pragma warning(push, 3) |
| #endif |
| |
| #include <iostream> |
| |
| #if defined(BOOST_MSVC) && (BOOST_MSVC < 1300) |
| #pragma warning(pop) |
| #endif |
| |
| #include <boost/detail/lightweight_test.hpp> |
| |
| class X |
| { |
| private: |
| |
| int state_; |
| |
| public: |
| |
| X(): state_(0) |
| { |
| } |
| |
| int state() const |
| { |
| return state_; |
| } |
| |
| int operator()() |
| { |
| return state_ += 17041; |
| } |
| |
| int operator()(int x1) |
| { |
| return state_ += x1; |
| } |
| |
| int operator()(int x1, int x2) |
| { |
| return state_ += x1+x2; |
| } |
| |
| int operator()(int x1, int x2, int x3) |
| { |
| return state_ += x1+x2+x3; |
| } |
| |
| int operator()(int x1, int x2, int x3, int x4) |
| { |
| return state_ += x1+x2+x3+x4; |
| } |
| |
| int operator()(int x1, int x2, int x3, int x4, int x5) |
| { |
| return state_ += x1+x2+x3+x4+x5; |
| } |
| |
| int operator()(int x1, int x2, int x3, int x4, int x5, int x6) |
| { |
| return state_ += x1+x2+x3+x4+x5+x6; |
| } |
| |
| int operator()(int x1, int x2, int x3, int x4, int x5, int x6, int x7) |
| { |
| return state_ += x1+x2+x3+x4+x5+x6+x7; |
| } |
| |
| int operator()(int x1, int x2, int x3, int x4, int x5, int x6, int x7, int x8) |
| { |
| return state_ += x1+x2+x3+x4+x5+x6+x7+x8; |
| } |
| |
| int operator()(int x1, int x2, int x3, int x4, int x5, int x6, int x7, int x8, int x9) |
| { |
| return state_ += x1+x2+x3+x4+x5+x6+x7+x8+x9; |
| } |
| }; |
| |
| int f0(int & state_) |
| { |
| return state_ += 17041; |
| } |
| |
| int f1(int & state_, int x1) |
| { |
| return state_ += x1; |
| } |
| |
| int f2(int & state_, int x1, int x2) |
| { |
| return state_ += x1+x2; |
| } |
| |
| int f3(int & state_, int x1, int x2, int x3) |
| { |
| return state_ += x1+x2+x3; |
| } |
| |
| int f4(int & state_, int x1, int x2, int x3, int x4) |
| { |
| return state_ += x1+x2+x3+x4; |
| } |
| |
| int f5(int & state_, int x1, int x2, int x3, int x4, int x5) |
| { |
| return state_ += x1+x2+x3+x4+x5; |
| } |
| |
| int f6(int & state_, int x1, int x2, int x3, int x4, int x5, int x6) |
| { |
| return state_ += x1+x2+x3+x4+x5+x6; |
| } |
| |
| int f7(int & state_, int x1, int x2, int x3, int x4, int x5, int x6, int x7) |
| { |
| return state_ += x1+x2+x3+x4+x5+x6+x7; |
| } |
| |
| int f8(int & state_, int x1, int x2, int x3, int x4, int x5, int x6, int x7, int x8) |
| { |
| return state_ += x1+x2+x3+x4+x5+x6+x7+x8; |
| } |
| |
| template<class F> void test(F f, int a, int b) |
| { |
| BOOST_TEST( f() == a + b ); |
| BOOST_TEST( f() == a + 2*b ); |
| BOOST_TEST( f() == a + 3*b ); |
| } |
| |
| void stateful_function_object_test() |
| { |
| test( boost::bind<int>( X() ), 0, 17041 ); |
| test( boost::bind<int>( X(), 1 ), 0, 1 ); |
| test( boost::bind<int>( X(), 1, 2 ), 0, 1+2 ); |
| test( boost::bind<int>( X(), 1, 2, 3 ), 0, 1+2+3 ); |
| test( boost::bind<int>( X(), 1, 2, 3, 4 ), 0, 1+2+3+4 ); |
| test( boost::bind<int>( X(), 1, 2, 3, 4, 5 ), 0, 1+2+3+4+5 ); |
| test( boost::bind<int>( X(), 1, 2, 3, 4, 5, 6 ), 0, 1+2+3+4+5+6 ); |
| test( boost::bind<int>( X(), 1, 2, 3, 4, 5, 6, 7 ), 0, 1+2+3+4+5+6+7 ); |
| test( boost::bind<int>( X(), 1, 2, 3, 4, 5, 6, 7, 8 ), 0, 1+2+3+4+5+6+7+8 ); |
| test( boost::bind<int>( X(), 1, 2, 3, 4, 5, 6, 7, 8, 9 ), 0, 1+2+3+4+5+6+7+8+9 ); |
| |
| X x; |
| |
| int n = x.state(); |
| |
| test( boost::bind<int>( boost::ref(x) ), n, 17041 ); |
| n += 3*17041; |
| |
| test( boost::bind<int>( boost::ref(x), 1 ), n, 1 ); |
| n += 3*1; |
| |
| test( boost::bind<int>( boost::ref(x), 1, 2 ), n, 1+2 ); |
| n += 3*(1+2); |
| |
| test( boost::bind<int>( boost::ref(x), 1, 2, 3 ), n, 1+2+3 ); |
| n += 3*(1+2+3); |
| |
| test( boost::bind<int>( boost::ref(x), 1, 2, 3, 4 ), n, 1+2+3+4 ); |
| n += 3*(1+2+3+4); |
| |
| test( boost::bind<int>( boost::ref(x), 1, 2, 3, 4, 5 ), n, 1+2+3+4+5 ); |
| n += 3*(1+2+3+4+5); |
| |
| test( boost::bind<int>( boost::ref(x), 1, 2, 3, 4, 5, 6 ), n, 1+2+3+4+5+6 ); |
| n += 3*(1+2+3+4+5+6); |
| |
| test( boost::bind<int>( boost::ref(x), 1, 2, 3, 4, 5, 6, 7 ), n, 1+2+3+4+5+6+7 ); |
| n += 3*(1+2+3+4+5+6+7); |
| |
| test( boost::bind<int>( boost::ref(x), 1, 2, 3, 4, 5, 6, 7, 8 ), n, 1+2+3+4+5+6+7+8 ); |
| n += 3*(1+2+3+4+5+6+7+8); |
| |
| test( boost::bind<int>( boost::ref(x), 1, 2, 3, 4, 5, 6, 7, 8, 9 ), n, 1+2+3+4+5+6+7+8+9 ); |
| n += 3*(1+2+3+4+5+6+7+8+9); |
| |
| BOOST_TEST( x.state() == n ); |
| } |
| |
| void stateful_function_test() |
| { |
| test( boost::bind( f0, 0 ), 0, 17041 ); |
| test( boost::bind( f1, 0, 1 ), 0, 1 ); |
| test( boost::bind( f2, 0, 1, 2 ), 0, 1+2 ); |
| test( boost::bind( f3, 0, 1, 2, 3 ), 0, 1+2+3 ); |
| test( boost::bind( f4, 0, 1, 2, 3, 4 ), 0, 1+2+3+4 ); |
| test( boost::bind( f5, 0, 1, 2, 3, 4, 5 ), 0, 1+2+3+4+5 ); |
| test( boost::bind( f6, 0, 1, 2, 3, 4, 5, 6 ), 0, 1+2+3+4+5+6 ); |
| test( boost::bind( f7, 0, 1, 2, 3, 4, 5, 6, 7 ), 0, 1+2+3+4+5+6+7 ); |
| test( boost::bind( f8, 0, 1, 2, 3, 4, 5, 6, 7, 8 ), 0, 1+2+3+4+5+6+7+8 ); |
| } |
| |
| int main() |
| { |
| stateful_function_object_test(); |
| stateful_function_test(); |
| return boost::report_errors(); |
| } |