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/indirected.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/shared_ptr.hpp>
18 #include <boost/range/algorithm_ext.hpp>
19
20 #include <algorithm>
21 #include <list>
22 #include <set>
23 #include <vector>
24
25 namespace boost
26 {
27 namespace
28 {
29
30 template< class Container >
indirected_test_impl(Container & c)31 void indirected_test_impl( Container& c )
32 {
33 using namespace boost::adaptors;
34
35 // This is my preferred syntax using the | operator.
36 std::vector< int > test_result1;
37 boost::push_back(test_result1, c | indirected);
38
39 // This is an alternative syntax preferred by some.
40 std::vector< int > test_result2;
41 boost::push_back(test_result2, adaptors::indirect(c));
42
43 // Calculate the reference result.
44 std::vector< int > reference_result;
45 typedef BOOST_DEDUCED_TYPENAME Container::const_iterator iter_t;
46 for (iter_t it = c.begin(); it != c.end(); ++it)
47 {
48 reference_result.push_back(**it);
49 }
50
51 BOOST_CHECK_EQUAL_COLLECTIONS( reference_result.begin(),
52 reference_result.end(),
53 test_result1.begin(),
54 test_result1.end() );
55
56 BOOST_CHECK_EQUAL_COLLECTIONS( reference_result.begin(),
57 reference_result.end(),
58 test_result2.begin(),
59 test_result2.end() );
60 }
61
62 template< class Container >
indirected_test_impl()63 void indirected_test_impl()
64 {
65 using namespace boost::assign;
66
67 Container c;
68
69 indirected_test_impl(c);
70
71 c += boost::shared_ptr<int>(new int(1));
72 indirected_test_impl(c);
73
74 std::vector<int> v;
75 v += 1,1,2,2,2,3,4,4,4,4,5,6,7,8,9,9;
76 for (std::vector<int>::const_iterator it = v.begin(); it != v.end(); ++it)
77 {
78 c += boost::shared_ptr<int>(new int(*it));
79 }
80 indirected_test_impl(c);
81 }
82
indirected_test()83 void indirected_test()
84 {
85 indirected_test_impl< std::vector< boost::shared_ptr< int > > >();
86 }
87 }
88 }
89
90 boost::unit_test::test_suite*
init_unit_test_suite(int argc,char * argv[])91 init_unit_test_suite(int argc, char* argv[])
92 {
93 boost::unit_test::test_suite* test
94 = BOOST_TEST_SUITE( "RangeTestSuite.adaptor.indirected" );
95
96 test->add( BOOST_TEST_CASE( &boost::indirected_test ) );
97
98 return test;
99 }
100