File: iteration.cpp

package info (click to toggle)
boost1.90 1.90.0-1
  • links: PTS, VCS
  • area: main
  • in suites:
  • size: 593,120 kB
  • sloc: cpp: 4,190,908; xml: 196,648; python: 34,618; ansic: 23,145; asm: 5,468; sh: 3,774; makefile: 1,161; perl: 1,020; sql: 728; ruby: 676; yacc: 478; java: 77; lisp: 24; csh: 6
file content (57 lines) | stat: -rw-r--r-- 1,543 bytes parent folder | download | duplicates (20)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
/*=============================================================================
    Copyright (c) 2005-2007 Dan Marsden
    Copyright (c) 2005-2007 Joel de Guzman

    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/phoenix/core.hpp>
#include <boost/phoenix/stl/algorithm/iteration.hpp>
#include <boost/detail/lightweight_test.hpp>

#include <functional>

namespace
{
    struct for_each_tester
    {
        int value_;
        for_each_tester() : value_(0) { }
        void operator()(
            int& i)
        {
            value_ += i++;
            return;
        }
    };

    void for_each_test()
    {
        using boost::phoenix::for_each;
        using boost::phoenix::arg_names::arg1;
        int array[] = {1,2,3};
        BOOST_TEST(for_each(arg1, for_each_tester())(array).value_ == 6);
        BOOST_TEST(array[0] == 2);
        BOOST_TEST(array[1] == 3);
        BOOST_TEST(array[2] == 4);
        return;
    }

    void accumulate_test()
    {
        using boost::phoenix::accumulate;
        using boost::phoenix::arg_names::arg1;
        int array[] = {1,2,3};
        BOOST_TEST(accumulate(arg1, 0)(array) == 6);
        BOOST_TEST(boost::phoenix::accumulate(arg1, 0, std::minus<int>())(array) == -6);
        return;
    }
}

int main()
{
    for_each_test();
    accumulate_test();
    boost::report_errors();
}