1// Copyright 2020 Peter Dimov
2// Distributed under the Boost Software License, Version 1.0.
3// https://www.boost.org/LICENSE_1_0.txt)
4
5#include <boost/bind/bind.hpp>
6#include <boost/core/lightweight_test.hpp>
7#include <boost/config.hpp>
8#include <boost/config/workaround.hpp>
9#include <functional>
10
11//
12
13int main()
14{
15 BOOST_TEST_EQ( boost::bind( std::plus<int>(), 1, 2 )(), 3 );
16 BOOST_TEST_EQ( boost::bind( std::minus<int>(), 1, 2 )(), -1 );
17 BOOST_TEST_EQ( boost::bind( std::multiplies<int>(), 1, 2 )(), 2 );
18 BOOST_TEST_EQ( boost::bind( std::divides<int>(), 1, 2 )(), 0 );
19 BOOST_TEST_EQ( boost::bind( std::modulus<int>(), 1, 2 )(), 1 );
20 BOOST_TEST_EQ( boost::bind( std::negate<int>(), 1 )(), -1 );
21
22 BOOST_TEST_EQ( boost::bind( std::equal_to<int>(), 1, 2 )(), false );
23 BOOST_TEST_EQ( boost::bind( std::not_equal_to<int>(), 1, 2 )(), true );
24 BOOST_TEST_EQ( boost::bind( std::greater<int>(), 1, 2 )(), false );
25 BOOST_TEST_EQ( boost::bind( std::less<int>(), 1, 2 )(), true );
26 BOOST_TEST_EQ( boost::bind( std::greater_equal<int>(), 1, 2 )(), false );
27 BOOST_TEST_EQ( boost::bind( std::less_equal<int>(), 1, 2 )(), true );
28
29 BOOST_TEST_EQ( boost::bind( std::logical_and<int>(), 1, 2 )(), true );
30 BOOST_TEST_EQ( boost::bind( std::logical_or<int>(), 1, 2 )(), true );
31 BOOST_TEST_EQ( boost::bind( std::logical_not<int>(), 1 )(), false );
32
33#if !BOOST_WORKAROUND(BOOST_MSVC, < 1600)
34
35 BOOST_TEST_EQ( boost::bind( std::bit_and<int>(), 1, 2 )(), 0 );
36 BOOST_TEST_EQ( boost::bind( std::bit_or<int>(), 1, 2 )(), 3 );
37 BOOST_TEST_EQ( boost::bind( std::bit_xor<int>(), 1, 2 )(), 3 );
38
39#endif
40
41 return boost::report_errors();
42}
43

source code of boost/libs/bind/test/bind_cpp20_test.cpp