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- // 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/
- //
- #include <boost/range/algorithm/set_algorithm.hpp>
- #include <boost/test/test_tools.hpp>
- #include <boost/test/unit_test.hpp>
- #include <boost/assign.hpp>
- #include <boost/bind.hpp>
- #include <algorithm>
- #include <functional>
- #include <list>
- #include <numeric>
- #include <deque>
- #include <vector>
- namespace boost
- {
- namespace
- {
- template<class Container1, class Iterator, class Container2>
- void check_result(
- Container1& reference,
- Iterator reference_result,
- Container2& test_cont,
- Iterator test_result
- )
- {
- BOOST_CHECK_EQUAL(
- std::distance<Iterator>(reference.begin(), reference_result),
- std::distance<Iterator>(test_cont.begin(), test_result)
- );
- BOOST_CHECK_EQUAL_COLLECTIONS(
- reference.begin(), reference.end(),
- test_cont.begin(), test_cont.end()
- );
- }
- template<class Container1, class Container2>
- void test(Container1& cont1, Container2& cont2)
- {
- typedef BOOST_DEDUCED_TYPENAME Container1::value_type value_t;
- typedef BOOST_DEDUCED_TYPENAME std::vector<value_t>::iterator iterator_t;
- std::vector<value_t> reference(cont1.size() + cont2.size());
- std::vector<value_t> test_cont(reference);
- iterator_t reference_result
- = std::set_union(cont1.begin(), cont1.end(),
- cont2.begin(), cont2.end(),
- reference.begin());
- iterator_t test_result
- = boost::set_union(cont1, cont2, test_cont.begin());
- check_result(reference, reference_result,
- test_cont, test_result);
-
- test_result = boost::set_union(boost::make_iterator_range(cont1),
- cont2, test_cont.begin());
-
- check_result(reference, reference_result,
- test_cont, test_result);
-
- test_result = boost::set_union(cont1,
- boost::make_iterator_range(cont2),
- test_cont.begin());
-
- check_result(reference, reference_result,
- test_cont, test_result);
-
- test_result = boost::set_union(boost::make_iterator_range(cont1),
- boost::make_iterator_range(cont2),
- test_cont.begin());
-
- check_result(reference, reference_result,
- test_cont, test_result);
- }
- template<class Container, class BinaryPredicate>
- void sort_container(Container& cont, BinaryPredicate pred)
- {
- typedef BOOST_DEDUCED_TYPENAME Container::value_type value_t;
- std::vector<value_t> temp(cont.begin(), cont.end());
- std::sort(temp.begin(), temp.end(), pred);
- cont.assign(temp.begin(), temp.end());
- }
- template<class Container1,
- class Container2,
- class BinaryPredicate>
- void test_pred(Container1 cont1, Container2 cont2,
- BinaryPredicate pred)
- {
- typedef BOOST_DEDUCED_TYPENAME Container1::value_type value_t;
- typedef BOOST_DEDUCED_TYPENAME std::vector<value_t>::iterator iterator_t;
- sort_container(cont1, pred);
- sort_container(cont2, pred);
- std::vector<value_t> reference(cont1.size() + cont2.size());
- std::vector<value_t> test_cont(reference);
- iterator_t reference_result
- = std::set_union(cont1.begin(), cont1.end(),
- cont2.begin(), cont2.end(),
- reference.begin(),
- pred);
- iterator_t test_result
- = boost::set_union(cont1, cont2, test_cont.begin(), pred);
- check_result(reference, reference_result,
- test_cont, test_result);
-
- test_result = boost::set_union(boost::make_iterator_range(cont1),
- cont2, test_cont.begin(), pred);
-
- check_result(reference, reference_result,
- test_cont, test_result);
-
- test_result = boost::set_union(cont1,
- boost::make_iterator_range(cont2),
- test_cont.begin(), pred);
-
- check_result(reference, reference_result,
- test_cont, test_result);
-
- test_result = boost::set_union(boost::make_iterator_range(cont1),
- boost::make_iterator_range(cont2),
- test_cont.begin(), pred);
-
- check_result(reference, reference_result,
- test_cont, test_result);
- }
- template<class Container1, class Container2>
- void test_set_union_impl(
- Container1& cont1,
- Container2& cont2
- )
- {
- test(cont1, cont2);
- test_pred(cont1, cont2, std::less<int>());
- test_pred(cont1, cont2, std::greater<int>());
- }
- template<class Container1, class Container2>
- void test_set_union_impl()
- {
- using namespace boost::assign;
- Container1 cont1;
- Container2 cont2;
- test_set_union_impl(cont1, cont2);
- cont1.clear();
- cont2.clear();
- cont1 += 1;
- test_set_union_impl(cont1, cont2);
- cont1.clear();
- cont2.clear();
- cont2 += 1;
- test_set_union_impl(cont1, cont2);
- cont1.clear();
- cont2.clear();
- cont1 += 1,2,3,4,5,6,7,8,9;
- cont2 += 2,3,4;
- test_set_union_impl(cont1, cont2);
- cont1.clear();
- cont2.clear();
- cont1 += 2,3,4;
- cont2 += 1,2,3,4,5,6,7,8,9;
- test_set_union_impl(cont1, cont2);
- }
- void test_set_union()
- {
- test_set_union_impl< std::vector<int>, std::vector<int> >();
- test_set_union_impl< std::list<int>, std::list<int> >();
- test_set_union_impl< std::deque<int>, std::deque<int> >();
- test_set_union_impl< std::vector<int>, std::list<int> >();
- test_set_union_impl< std::list<int>, std::vector<int> >();
- }
- }
- }
- boost::unit_test::test_suite*
- init_unit_test_suite(int argc, char* argv[])
- {
- boost::unit_test::test_suite* test
- = BOOST_TEST_SUITE( "RangeTestSuite.algorithm.set_union" );
- test->add( BOOST_TEST_CASE( &boost::test_set_union ) );
- return test;
- }
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