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/reversed.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 template< class Container >
reversed_test_impl(Container & c)27 void reversed_test_impl( Container& c )
28 {
29 using namespace boost::adaptors;
30
31 std::vector< int > test_result1;
32 boost::push_back(test_result1, c | reversed);
33
34 std::vector< int > test_result2;
35 boost::push_back(test_result2, adaptors::reverse(c));
36
37 std::vector< int > reference( c.rbegin(), c.rend() );
38
39 BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
40 test_result1.begin(), test_result1.end() );
41
42 BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
43 test_result2.begin(), test_result2.end() );
44 }
45
46 template< class Container >
reversed_test_impl()47 void reversed_test_impl()
48 {
49 using namespace boost::assign;
50
51 Container c;
52
53 // Test empty
54 reversed_test_impl(c);
55
56 // Test one
57 c += 1;
58 reversed_test_impl(c);
59
60 // Test many
61 c += 1,1,1,2,2,2,2,2,3,3,3,3,3,3,4,5,6,7,8,9;
62 reversed_test_impl(c);
63 }
64
reversed_test()65 void reversed_test()
66 {
67 reversed_test_impl< std::vector< int > >();
68 reversed_test_impl< std::list< int > >();
69 reversed_test_impl< std::set< int > >();
70 reversed_test_impl< std::multiset< int > >();
71 }
72 }
73
74
75 boost::unit_test::test_suite*
init_unit_test_suite(int argc,char * argv[])76 init_unit_test_suite(int argc, char* argv[])
77 {
78 boost::unit_test::test_suite* test
79 = BOOST_TEST_SUITE( "RangeTestSuite.adaptor.reversed" );
80
81 test->add( BOOST_TEST_CASE( &boost::reversed_test ) );
82
83 return test;
84 }
85