1 | /*============================================================================= |
2 | Copyright (c) 2001-2011 Joel de Guzman |
3 | Copyright (c) 2007 Dan Marsden |
4 | |
5 | Distributed under the Boost Software License, Version 1.0. (See accompanying |
6 | file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
7 | ==============================================================================*/ |
8 | #include <boost/detail/lightweight_test.hpp> |
9 | #include <boost/fusion/container/vector/vector.hpp> |
10 | #include <boost/fusion/adapted/mpl.hpp> |
11 | #include <boost/fusion/algorithm/query/all.hpp> |
12 | #include <boost/lambda/lambda.hpp> |
13 | #include <boost/mpl/vector_c.hpp> |
14 | |
15 | namespace |
16 | { |
17 | struct search_for |
18 | { |
19 | explicit search_for(int in_search) |
20 | : search(in_search) |
21 | {} |
22 | |
23 | template<typename T> |
24 | bool operator()(T const& v) const |
25 | { |
26 | return v == search; |
27 | } |
28 | |
29 | int search; |
30 | }; |
31 | } |
32 | |
33 | int |
34 | main() |
35 | { |
36 | { |
37 | boost::fusion::vector<> t; |
38 | BOOST_TEST((boost::fusion::all(t, boost::lambda::_1 < 4))); |
39 | BOOST_TEST((boost::fusion::all(t, boost::lambda::_1 > 0))); |
40 | } |
41 | |
42 | { |
43 | boost::fusion::vector<int, short, double> t(1, 2, 3.3); |
44 | BOOST_TEST((boost::fusion::all(t, boost::lambda::_1 < 4))); |
45 | BOOST_TEST((boost::fusion::all(t, boost::lambda::_1 > 0))); |
46 | } |
47 | |
48 | { |
49 | boost::fusion::vector<int, short, double, long> t(1, 2, 3.3, 2); |
50 | BOOST_TEST((boost::fusion::all(t, boost::lambda::_1 < 4))); |
51 | BOOST_TEST((boost::fusion::all(t, boost::lambda::_1 > 0))); |
52 | } |
53 | |
54 | { |
55 | boost::fusion::vector<int, short, double> t(1, 2, 3.3); |
56 | BOOST_TEST((!boost::fusion::all(t, boost::lambda::_1 == 1))); |
57 | BOOST_TEST((!boost::fusion::all(t, boost::lambda::_1 < 3))); |
58 | } |
59 | |
60 | { |
61 | typedef boost::mpl::vector_c<int, 1> mpl_vec; |
62 | // We cannot use lambda here as mpl vec iterators return |
63 | // rvalues, and lambda needs lvalues. |
64 | BOOST_TEST(boost::fusion::all(mpl_vec(), search_for(1))); |
65 | BOOST_TEST(!boost::fusion::all(mpl_vec(), search_for(2))); |
66 | } |
67 | |
68 | return boost::report_errors(); |
69 | } |
70 | |
71 | |