1 | // Boost.Range library |
2 | // |
3 | // Copyright Neil Groves 2009. Use, modification and |
4 | // distribution is subject to the Boost Software License, Version |
5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
6 | // http://www.boost.org/LICENSE_1_0.txt) |
7 | // |
8 | // |
9 | // For more information, see http://www.boost.org/libs/range/ |
10 | // |
11 | #include <boost/range/algorithm/remove.hpp> |
12 | |
13 | #include <boost/test/test_tools.hpp> |
14 | #include <boost/test/unit_test.hpp> |
15 | |
16 | #include <boost/assign.hpp> |
17 | #include <algorithm> |
18 | #include <functional> |
19 | #include <list> |
20 | #include <numeric> |
21 | #include <deque> |
22 | #include <vector> |
23 | |
24 | namespace boost |
25 | { |
26 | namespace |
27 | { |
28 | template< class Container, class Value > |
29 | void test_remove_impl( const Container& c, Value to_remove ) |
30 | { |
31 | Container reference(c); |
32 | |
33 | typedef BOOST_DEDUCED_TYPENAME Container::iterator iterator_t; |
34 | |
35 | iterator_t reference_it |
36 | = std::remove(reference.begin(), reference.end(), to_remove); |
37 | |
38 | Container test(c); |
39 | iterator_t test_it = boost::remove(test, to_remove); |
40 | |
41 | BOOST_CHECK_EQUAL( std::distance(test.begin(), test_it), |
42 | std::distance(reference.begin(), reference_it) ); |
43 | |
44 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), |
45 | test.begin(), test.end() ); |
46 | |
47 | Container test2(c); |
48 | iterator_t test_it2 = boost::remove(test2, to_remove); |
49 | |
50 | BOOST_CHECK_EQUAL( std::distance(test2.begin(), test_it2), |
51 | std::distance(reference.begin(), reference_it) ); |
52 | |
53 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), |
54 | test2.begin(), test2.end() ); |
55 | } |
56 | |
57 | template< class Container > |
58 | void test_remove_impl() |
59 | { |
60 | using namespace boost::assign; |
61 | |
62 | Container cont; |
63 | test_remove_impl(cont, 0); |
64 | |
65 | cont.clear(); |
66 | cont += 1; |
67 | test_remove_impl(cont, 0); |
68 | test_remove_impl(cont, 1); |
69 | |
70 | cont.clear(); |
71 | cont += 1,1,1,1,1; |
72 | test_remove_impl(cont, 0); |
73 | test_remove_impl(cont, 1); |
74 | |
75 | cont.clear(); |
76 | cont += 1,2,3,4,5,6,7,8,9; |
77 | test_remove_impl(cont, 1); |
78 | test_remove_impl(cont, 9); |
79 | test_remove_impl(cont, 4); |
80 | } |
81 | |
82 | void test_remove() |
83 | { |
84 | test_remove_impl< std::vector<int> >(); |
85 | test_remove_impl< std::list<int> >(); |
86 | test_remove_impl< std::deque<int> >(); |
87 | } |
88 | } |
89 | } |
90 | |
91 | boost::unit_test::test_suite* |
92 | init_unit_test_suite(int argc, char* argv[]) |
93 | { |
94 | boost::unit_test::test_suite* test |
95 | = BOOST_TEST_SUITE( "RangeTestSuite.algorithm.remove" ); |
96 | |
97 | test->add( BOOST_TEST_CASE( &boost::test_remove ) ); |
98 | |
99 | return test; |
100 | } |
101 | |