1#include <boost/config.hpp>
2
3#if defined(BOOST_MSVC)
4#pragma warning(disable: 4786) // identifier truncated in debug info
5#pragma warning(disable: 4710) // function not inlined
6#pragma warning(disable: 4711) // function selected for automatic inline expansion
7#pragma warning(disable: 4514) // unreferenced inline removed
8#endif
9
10//
11// bind_function_test.cpp - function<>
12//
13// Copyright (c) 2005 Peter Dimov
14//
15// Distributed under the Boost Software License, Version 1.0. (See
16// accompanying file LICENSE_1_0.txt or copy at
17// http://www.boost.org/LICENSE_1_0.txt)
18//
19
20#include <boost/bind/bind.hpp>
21#include <boost/function.hpp>
22#include <boost/core/lightweight_test.hpp>
23
24//
25
26int f( int x )
27{
28 return x;
29}
30
31int g( int x )
32{
33 return x + 1;
34}
35
36int main()
37{
38 boost::function0<int> fn;
39
40 BOOST_TEST( !fn.contains( boost::bind( f, 1 ) ) );
41 BOOST_TEST( !fn.contains( boost::bind( f, 2 ) ) );
42 BOOST_TEST( !fn.contains( boost::bind( g, 1 ) ) );
43
44 fn = boost::bind( f, a1: 1 );
45
46 BOOST_TEST( fn() == 1 );
47
48 BOOST_TEST( fn.contains( boost::bind( f, 1 ) ) );
49 BOOST_TEST( !fn.contains( boost::bind( f, 2 ) ) );
50 BOOST_TEST( !fn.contains( boost::bind( g, 1 ) ) );
51
52 fn = boost::bind( f, a1: 2 );
53
54 BOOST_TEST( fn() == 2 );
55
56 BOOST_TEST( !fn.contains( boost::bind( f, 1 ) ) );
57 BOOST_TEST( fn.contains( boost::bind( f, 2 ) ) );
58 BOOST_TEST( !fn.contains( boost::bind( g, 1 ) ) );
59
60 fn = boost::bind( f: g, a1: 1 );
61
62 BOOST_TEST( fn() == 2 );
63
64 BOOST_TEST( !fn.contains( boost::bind( f, 1 ) ) );
65 BOOST_TEST( !fn.contains( boost::bind( f, 2 ) ) );
66 BOOST_TEST( fn.contains( boost::bind( g, 1 ) ) );
67
68 return boost::report_errors();
69}
70

source code of boost/libs/bind/test/bind_function_test.cpp