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- // Boost.Range library
- //
- // Copyright Neil Groves 2009. Use, modification and
- // distribution is subject to the Boost Software License, Version
- // 1.0. (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt)
- //
- //
- // For more information, see http://www.boost.org/libs/range/
- //
- // Credits:
- // awulkiew highlighted that this test was not successfully testing the
- // algorithm.
- //
- #include <boost/range/algorithm/copy_backward.hpp>
- #include <boost/test/test_tools.hpp>
- #include <boost/test/unit_test.hpp>
- #include <boost/assign.hpp>
- #include <boost/range/iterator.hpp>
- #include <algorithm>
- #include <list>
- #include <vector>
- namespace boost_range_test
- {
- namespace
- {
- template<typename Container>
- void test_copy_backward_impl(std::size_t n)
- {
- Container source;
- typedef typename Container::value_type value_t;
- for (std::size_t i = 0; i < n; ++i)
- source.push_back(static_cast<value_t>(i));
- std::vector<value_t> target(n);
- typedef typename boost::range_iterator<
- std::vector<value_t>
- >::type iterator_t;
- iterator_t it = boost::copy_backward(source, target.end());
- BOOST_CHECK(it == target.begin());
- BOOST_CHECK_EQUAL_COLLECTIONS(target.begin(), target.end(),
- source.begin(), source.end());
- BOOST_CHECK(it == boost::copy_backward(
- boost::make_iterator_range(source), target.end()));
- BOOST_CHECK_EQUAL_COLLECTIONS(target.begin(), target.end(),
- source.begin(), source.end());
- }
- template<typename Container>
- void test_copy_backward_impl()
- {
- test_copy_backward_impl<Container>(0u);
- test_copy_backward_impl<Container>(1u);
- test_copy_backward_impl<Container>(100u);
- }
- void test_copy_backward()
- {
- test_copy_backward_impl<std::vector<int> >();
- test_copy_backward_impl<std::list<int> >();
- }
- } // anonymous namespace
- } // namespace boost_range_test
- boost::unit_test::test_suite*
- init_unit_test_suite(int, char*[])
- {
- boost::unit_test::test_suite* test
- = BOOST_TEST_SUITE("RangeTestSuite.algorithm.copy_backward");
- test->add(BOOST_TEST_CASE(&boost_range_test::test_copy_backward));
- return test;
- }
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