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- #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)
- {
- }
- // SGI-related compilers have odd compiler-synthesized ctors and dtors
- #ifdef __PATHSCALE__
- ~X() {}
- #endif
- 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();
- }
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