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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/rotate_copy.hpp> | |
10 | ||
11 | #include <boost/test/test_tools.hpp> | |
12 | #include <boost/test/unit_test.hpp> | |
13 | ||
14 | #include <boost/assign.hpp> | |
7c673cae FG |
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 target, Value value) | |
26 | { | |
27 | *target++ = value; | |
28 | } | |
29 | ||
30 | template<class Container, class Iterator> | |
31 | void test_rotate_copy_impl(Container& cont, Iterator where_it) | |
32 | { | |
33 | typedef BOOST_DEDUCED_TYPENAME boost::range_value<Container>::type | |
34 | value_type; | |
35 | ||
36 | std::vector<value_type> reference; | |
37 | std::vector<value_type> test; | |
38 | ||
39 | typedef BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type | |
40 | iterator_t BOOST_RANGE_UNUSED; | |
41 | ||
42 | test_append( | |
43 | std::rotate_copy(cont.begin(), where_it, cont.end(), | |
44 | std::back_inserter(reference)), | |
45 | value_type() | |
46 | ); | |
47 | ||
48 | test_append( | |
49 | boost::rotate_copy(cont, where_it, std::back_inserter(test)), | |
50 | value_type() | |
51 | ); | |
52 | ||
53 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), | |
54 | test.begin(), test.end() ); | |
55 | ||
56 | test.clear(); | |
57 | ||
58 | test_append( | |
59 | boost::rotate_copy(boost::make_iterator_range(cont), where_it, | |
60 | std::back_inserter(test)), | |
61 | value_type() | |
62 | ); | |
63 | ||
64 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), | |
65 | test.begin(), test.end() ); | |
66 | } | |
67 | ||
68 | template<class Container> | |
69 | void test_rotate_copy_impl(Container& cont) | |
70 | { | |
71 | typedef BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type iterator_t; | |
72 | ||
73 | iterator_t last = cont.end(); | |
74 | for (iterator_t it = cont.begin(); it != last; ++it) | |
75 | { | |
76 | test_rotate_copy_impl(cont, it); | |
77 | } | |
78 | } | |
79 | ||
80 | template<class Container> | |
81 | void test_rotate_copy_impl() | |
82 | { | |
83 | using namespace boost::assign; | |
84 | ||
85 | Container cont; | |
86 | test_rotate_copy_impl(cont); | |
87 | ||
88 | cont.clear(); | |
89 | cont += 1; | |
90 | test_rotate_copy_impl(cont); | |
91 | ||
92 | cont.clear(); | |
93 | cont += 1,2,3,4,5,6,7,8,9; | |
94 | test_rotate_copy_impl(cont); | |
95 | } | |
96 | ||
97 | void test_rotate_copy() | |
98 | { | |
99 | test_rotate_copy_impl< std::vector<int> >(); | |
100 | test_rotate_copy_impl< std::list<int> >(); | |
101 | test_rotate_copy_impl< std::deque<int> >(); | |
102 | } | |
103 | } | |
104 | ||
105 | boost::unit_test::test_suite* | |
106 | init_unit_test_suite(int argc, char* argv[]) | |
107 | { | |
108 | boost::unit_test::test_suite* test | |
109 | = BOOST_TEST_SUITE( "RangeTestSuite.algorithm.rotate_copy" ); | |
110 | ||
111 | test->add( BOOST_TEST_CASE( &test_rotate_copy ) ); | |
112 | ||
113 | return test; | |
114 | } |