| // bll_and_function.cpp - The Boost Lambda Library ----------------------- |
| // |
| // Copyright (C) 2000-2003 Jaakko Jarvi (jaakko.jarvi@cs.utu.fi) |
| // Copyright (C) 2000-2003 Gary Powell (powellg@amazon.com) |
| // |
| // 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) |
| // |
| // For more information, see www.boost.org |
| |
| // test using BLL and boost::function |
| |
| #include <boost/test/minimal.hpp> // see "Header Implementation Option" |
| |
| #include "boost/lambda/lambda.hpp" |
| #include "boost/lambda/bind.hpp" |
| #include "boost/lambda/algorithm.hpp" |
| |
| #include <vector> |
| #include <map> |
| #include <set> |
| #include <string> |
| |
| #include <iostream> |
| |
| |
| |
| void test_foreach() { |
| using namespace boost::lambda; |
| |
| int a[10][20]; |
| int sum = 0; |
| |
| std::for_each(a, a + 10, |
| bind(ll::for_each(), _1, _1 + 20, |
| protect((_1 = var(sum), ++var(sum))))); |
| |
| sum = 0; |
| std::for_each(a, a + 10, |
| bind(ll::for_each(), _1, _1 + 20, |
| protect((sum += _1)))); |
| |
| BOOST_CHECK(sum == (199 + 1)/ 2 * 199); |
| } |
| |
| // More tests needed (for all algorithms) |
| |
| int test_main(int, char *[]) { |
| |
| test_foreach(); |
| |
| return 0; |
| } |
| |
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