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/adaptor/replaced_if.hpp> |
12 | |
13 | #include <boost/test/test_tools.hpp> |
14 | #include <boost/test/unit_test.hpp> |
15 | |
16 | #include <boost/assign.hpp> |
17 | #include <boost/range/algorithm_ext.hpp> |
18 | |
19 | #include <algorithm> |
20 | #include <list> |
21 | #include <set> |
22 | #include <vector> |
23 | |
24 | namespace boost |
25 | { |
26 | namespace |
27 | { |
28 | struct if_value_is_one |
29 | { |
30 | bool operator()(int x) const { return x == 1; } |
31 | }; |
32 | |
33 | template< class Container > |
34 | void replaced_if_test_impl( Container& c ) |
35 | { |
36 | using namespace boost::adaptors; |
37 | |
38 | if_value_is_one pred; |
39 | |
40 | const int replacement_value = 0; |
41 | |
42 | std::vector< int > test_result1; |
43 | boost::push_back(test_result1, c | replaced_if(pred, replacement_value)); |
44 | |
45 | std::vector< int > test_result2; |
46 | boost::push_back(test_result2, boost::adaptors::replace_if(c, pred, replacement_value)); |
47 | |
48 | std::vector< int > reference( c.begin(), c.end() ); |
49 | std::replace_if(first: reference.begin(), last: reference.end(), pred: pred, new_value: replacement_value); |
50 | |
51 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), |
52 | test_result1.begin(), test_result1.end() ); |
53 | |
54 | BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(), |
55 | test_result2.begin(), test_result2.end() ); |
56 | } |
57 | |
58 | template< class Container > |
59 | void replaced_if_test_impl() |
60 | { |
61 | using namespace boost::assign; |
62 | |
63 | Container c; |
64 | |
65 | // Test empty |
66 | replaced_if_test_impl(c); |
67 | |
68 | // Test one |
69 | c += 1; |
70 | replaced_if_test_impl(c); |
71 | |
72 | // Test many |
73 | c += 1,1,1,2,2,2,3,3,3,3,3,4,5,6,6,6,7,8,9; |
74 | replaced_if_test_impl(c); |
75 | } |
76 | |
77 | void replaced_if_test() |
78 | { |
79 | replaced_if_test_impl< std::vector< int > >(); |
80 | replaced_if_test_impl< std::list< int > >(); |
81 | replaced_if_test_impl< std::set< int > >(); |
82 | replaced_if_test_impl< std::multiset< int > >(); |
83 | } |
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.adaptor.replaced_if" ); |
92 | |
93 | test->add( BOOST_TEST_CASE( &boost::replaced_if_test ) ); |
94 | |
95 | return test; |
96 | } |
97 | |