1 | // Copyright Neil Groves 2009. Use, modification and |
2 | // distribution is subject to the Boost Software License, Version |
3 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
4 | // http://www.boost.org/LICENSE_1_0.txt) |
5 | // |
6 | // |
7 | // For more information, see http://www.boost.org/libs/range/ |
8 | // |
9 | #include <boost/range/algorithm/reverse_copy.hpp> |
10 | |
11 | #include <boost/test/test_tools.hpp> |
12 | #include <boost/test/unit_test.hpp> |
13 | |
14 | #include <boost/assign.hpp> |
15 | #include <algorithm> |
16 | #include <functional> |
17 | #include <list> |
18 | #include <numeric> |
19 | #include <deque> |
20 | #include <vector> |
21 | |
22 | namespace |
23 | { |
24 | template<class OutputIterator, class Value> |
25 | void test_append(OutputIterator out, Value value) |
26 | { |
27 | *out++ = value; |
28 | } |
29 | |
30 | template<class Container> |
31 | void test_reverse_copy_impl(Container& cont) |
32 | { |
33 | typedef BOOST_DEDUCED_TYPENAME boost::range_value<Container>::type value_type; |
34 | std::vector<value_type> reference; |
35 | std::vector<value_type> test; |
36 | |
37 | test_append( |
38 | std::reverse_copy(cont.begin(), cont.end(), std::back_inserter(reference)), |
39 | value_type() |
40 | ); |
41 | |
42 | test_append( |
43 | boost::reverse_copy(cont, std::back_inserter(test)), |
44 | value_type() |
45 | ); |
46 | |
47 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), |
48 | test.begin(), test.end() ); |
49 | |
50 | test.clear(); |
51 | |
52 | test_append( |
53 | boost::reverse_copy(boost::make_iterator_range(cont), |
54 | std::back_inserter(test)), |
55 | value_type() |
56 | ); |
57 | |
58 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), |
59 | test.begin(), test.end() ); |
60 | } |
61 | |
62 | template<class Container> |
63 | void test_reverse_copy_impl() |
64 | { |
65 | using namespace boost::assign; |
66 | |
67 | Container cont; |
68 | test_reverse_copy_impl(cont); |
69 | |
70 | cont.clear(); |
71 | cont += 1; |
72 | test_reverse_copy_impl(cont); |
73 | |
74 | cont.clear(); |
75 | cont += 1,2,3,4,5,6,7,8,9; |
76 | test_reverse_copy_impl(cont); |
77 | } |
78 | |
79 | void test_reverse_copy() |
80 | { |
81 | test_reverse_copy_impl< std::vector<int> >(); |
82 | test_reverse_copy_impl< std::list<int> >(); |
83 | test_reverse_copy_impl< std::deque<int> >(); |
84 | } |
85 | } |
86 | |
87 | boost::unit_test::test_suite* |
88 | init_unit_test_suite(int argc, char* argv[]) |
89 | { |
90 | boost::unit_test::test_suite* test |
91 | = BOOST_TEST_SUITE( "RangeTestSuite.algorithm.reverse_copy" ); |
92 | |
93 | test->add( BOOST_TEST_CASE( &::test_reverse_copy ) ); |
94 | |
95 | return test; |
96 | } |
97 | |