ceph/src/boost/libs/bind/test/bind_function2_test.cpp

   1 #include <boost/config.hpp>
   2 #include <boost/config/pragma_message.hpp>
   3
   4 #if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && ( defined(BOOST_GCC) && BOOST_GCC < 40600 )
   5
   6 BOOST_PRAGMA_MESSAGE( "Skipping test for GCC 4.4 -std=c++0x" )
   7 int main() {}
   8
   9 #else
  10
  11 //
  12 //  bind_function2_test.cpp - regression test
  13 //
  14 //  Copyright (c) 2015 Peter Dimov
  15 //
  16 //  Distributed under the Boost Software License, Version 1.0.
  17 //  See accompanying file LICENSE_1_0.txt or copy at
  18 //  http://www.boost.org/LICENSE_1_0.txt
  19 //
  20
  21 #include <boost/bind/bind.hpp>
  22 #include <boost/function.hpp>
  23 #include <boost/core/lightweight_test.hpp>
  24
  25 using namespace boost::placeholders;
  26
  27 //
  28
  29 void fv1( int & a )
  30 {
  31     a = 17041;
  32 }
  33
  34 void fv2( int & a, int b )
  35 {
  36     a = b;
  37 }
  38
  39 void fv3( int & a, int b, int c )
  40 {
  41     a = b + c;
  42 }
  43
  44 void fv4( int & a, int b, int c, int d )
  45 {
  46     a = b + c + d;
  47 }
  48
  49 void fv5( int & a, int b, int c, int d, int e )
  50 {
  51     a = b + c + d + e;
  52 }
  53
  54 void fv6( int & a, int b, int c, int d, int e, int f )
  55 {
  56     a = b + c + d + e + f;
  57 }
  58
  59 void fv7( int & a, int b, int c, int d, int e, int f, int g )
  60 {
  61     a = b + c + d + e + f + g;
  62 }
  63
  64 void fv8( int & a, int b, int c, int d, int e, int f, int g, int h )
  65 {
  66     a = b + c + d + e + f + g + h;
  67 }
  68
  69 void fv9( int & a, int b, int c, int d, int e, int f, int g, int h, int i )
  70 {
  71     a = b + c + d + e + f + g + h + i;
  72 }
  73
  74 void function_test()
  75 {
  76     int x = 0;
  77
  78     {
  79         boost::function<void(int&)> fw1 = boost::bind( fv1, _1 );
  80         fw1( x ); BOOST_TEST( x == 17041 );
  81     }
  82
  83     {
  84         boost::function<void(int&, int)> fw2 = boost::bind( fv2, _1, _2 );
  85         fw2( x, 1 ); BOOST_TEST( x == 1 );
  86     }
  87
  88     {
  89         boost::function<void(int&, int, int)> fw3 = boost::bind( fv3, _1, _2, _3 );
  90         fw3( x, 1, 2 ); BOOST_TEST( x == 1+2 );
  91     }
  92
  93     {
  94         boost::function<void(int&, int, int, int)> fw4 = boost::bind( fv4, _1, _2, _3, _4 );
  95         fw4( x, 1, 2, 3 ); BOOST_TEST( x == 1+2+3 );
  96     }
  97
  98     {
  99         boost::function<void(int&, int, int, int, int)> fw5 = boost::bind( fv5, _1, _2, _3, _4, _5 );
 100         fw5( x, 1, 2, 3, 4 ); BOOST_TEST( x == 1+2+3+4 );
 101     }
 102
 103     {
 104         boost::function<void(int&, int, int, int, int, int)> fw6 = boost::bind( fv6, _1, _2, _3, _4, _5, _6 );
 105         fw6( x, 1, 2, 3, 4, 5 ); BOOST_TEST( x == 1+2+3+4+5 );
 106     }
 107
 108     {
 109         boost::function<void(int&, int, int, int, int, int, int)> fw7 = boost::bind( fv7, _1, _2, _3, _4, _5, _6, _7 );
 110         fw7( x, 1, 2, 3, 4, 5, 6 ); BOOST_TEST( x == 1+2+3+4+5+6 );
 111     }
 112
 113     {
 114         boost::function<void(int&, int, int, int, int, int, int, int)> fw8 = boost::bind( fv8, _1, _2, _3, _4, _5, _6, _7, _8 );
 115         fw8( x, 1, 2, 3, 4, 5, 6, 7 ); BOOST_TEST( x == 1+2+3+4+5+6+7 );
 116     }
 117
 118     {
 119         boost::function<void(int&, int, int, int, int, int, int, int, int)> fw9 = boost::bind( fv9, _1, _2, _3, _4, _5, _6, _7, _8, _9 );
 120         fw9( x, 1, 2, 3, 4, 5, 6, 7, 8 ); BOOST_TEST( x == 1+2+3+4+5+6+7+8 );
 121     }
 122 }
 123
 124 int main()
 125 {
 126     function_test();
 127     return boost::report_errors();
 128 }
 129
 130 #endif