1 | // bll_and_function.cpp - The Boost Lambda Library ----------------------- |
2 | // |
3 | // Copyright (C) 2000-2003 Jaakko Jarvi (jaakko.jarvi@cs.utu.fi) |
4 | // Copyright (C) 2000-2003 Gary Powell (powellg@amazon.com) |
5 | // |
6 | // Distributed under the Boost Software License, Version 1.0. (See |
7 | // accompanying file LICENSE_1_0.txt or copy at |
8 | // http://www.boost.org/LICENSE_1_0.txt) |
9 | // |
10 | // For more information, see www.boost.org |
11 | |
12 | // test using BLL and boost::function |
13 | |
14 | #include <boost/test/minimal.hpp> // see "Header Implementation Option" |
15 | |
16 | #include "boost/lambda/lambda.hpp" |
17 | #include "boost/lambda/bind.hpp" |
18 | #include "boost/lambda/algorithm.hpp" |
19 | |
20 | #include <vector> |
21 | #include <map> |
22 | #include <set> |
23 | #include <string> |
24 | |
25 | #include <iostream> |
26 | |
27 | |
28 | |
29 | void test_foreach() { |
30 | using namespace boost::lambda; |
31 | |
32 | int a[10][20]; |
33 | int sum = 0; |
34 | |
35 | std::for_each(first: a, last: a + 10, |
36 | f: bind(a1: ll::for_each(), a2: _1, a3: _1 + 20, |
37 | a4: protect(a1: (_1 = var(t&: sum), ++var(t&: sum))))); |
38 | |
39 | sum = 0; |
40 | std::for_each(first: a, last: a + 10, |
41 | f: bind(a1: ll::for_each(), a2: _1, a3: _1 + 20, |
42 | a4: protect(a1: (sum += _1)))); |
43 | |
44 | BOOST_CHECK(sum == (199 + 1)/ 2 * 199); |
45 | } |
46 | |
47 | // More tests needed (for all algorithms) |
48 | |
49 | int test_main(int, char *[]) { |
50 | |
51 | test_foreach(); |
52 | |
53 | return 0; |
54 | } |
55 | |
56 | |
57 | |
58 | |
59 | |
60 | |
61 | |