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//[indirected_example
12#include <boost/range/adaptor/indirected.hpp>
13#include <boost/range/algorithm/copy.hpp>
14#include <boost/shared_ptr.hpp>
15#include <iterator>
16#include <iostream>
17#include <vector>
18
19//<-
20#include <boost/test/test_tools.hpp>
21#include <boost/test/unit_test.hpp>
22
23#include <boost/range/algorithm_ext/push_back.hpp>
24
25namespace
26{
27void indirected_example_test()
28//->
29//=int main(int argc, const char* argv[])
30{
31 using namespace boost::adaptors;
32
33 std::vector<boost::shared_ptr<int> > input;
34
35 for (int i = 0; i < 10; ++i)
36 input.push_back(x: boost::shared_ptr<int>(new int(i)));
37
38 boost::copy(
39 rng: input | indirected,
40 out: std::ostream_iterator<int>(std::cout, ","));
41
42//= return 0;
43//=}
44//]
45 std::vector<int> reference;
46 for (int i = 0; i < 10; ++i)
47 reference.push_back(x: i);
48
49 std::vector<int> test;
50 boost::push_back(on&: test, from: input | indirected);
51
52 BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
53 test.begin(), test.end() );
54}
55}
56
57boost::unit_test::test_suite*
58init_unit_test_suite(int argc, char* argv[])
59{
60 boost::unit_test::test_suite* test
61 = BOOST_TEST_SUITE( "RangeTestSuite.adaptor.indirected_example" );
62
63 test->add( BOOST_TEST_CASE( &indirected_example_test ) );
64
65 return test;
66}
67

source code of boost/libs/range/test/adaptor_test/indirected_example.cpp