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//[adjacent_filtered_example
12#include <boost/range/adaptor/adjacent_filtered.hpp>
13#include <boost/range/algorithm/copy.hpp>
14#include <boost/assign.hpp>
15#include <iterator>
16#include <functional>
17#include <iostream>
18#include <vector>
19
20//<-
21#include <boost/range/algorithm_ext/push_back.hpp>
22
23#include <boost/test/test_tools.hpp>
24#include <boost/test/unit_test.hpp>
25
26namespace
27{
28void adjacent_filtered_example_test()
29//->
30//=int main(int argc, const char* argv[])
31{
32 using namespace boost::assign;
33 using namespace boost::adaptors;
34
35 std::vector<int> input;
36 input += 1,1,2,2,2,3,4,5,6;
37
38 boost::copy(
39 rng: input | adjacent_filtered(std::not_equal_to<int>()),
40 out: std::ostream_iterator<int>(std::cout, ","));
41
42//= return 0;
43//=}
44//]
45 std::vector<int> reference;
46 reference += 1,2,3,4,5,6;
47
48 std::vector<int> test;
49 boost::push_back(on&: test, from: input | adjacent_filtered(std::not_equal_to<int>()));
50
51 BOOST_CHECK_EQUAL_COLLECTIONS( reference.begin(), reference.end(),
52 test.begin(), test.end() );
53}
54}
55
56boost::unit_test::test_suite*
57init_unit_test_suite(int argc, char* argv[])
58{
59 boost::unit_test::test_suite* test
60 = BOOST_TEST_SUITE( "RangeTestSuite.adaptor.adjacent_filtered_example" );
61
62 test->add( BOOST_TEST_CASE( &adjacent_filtered_example_test ) );
63
64 return test;
65}
66

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