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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/stable_partition.hpp>
- #include <boost/test/test_tools.hpp>
- #include <boost/test/unit_test.hpp>
- #include <boost/assign.hpp>
- #include <boost/bind.hpp>
- #include "../test_driver/range_return_test_driver.hpp"
- #include <algorithm>
- #include <functional>
- #include <list>
- #include <numeric>
- #include <deque>
- #include <vector>
- namespace boost_range_test_algorithm_stable_partition
- {
- struct equal_to_5
- {
- typedef bool result_type;
- typedef int argument_type;
- bool operator()(int x) const { return x == 5; }
- };
- // test the 'partition' algorithm
- template<class UnaryPredicate>
- class stable_partition_test_policy
- {
- public:
- template< class Container >
- BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type
- test_iter(Container& cont)
- {
- Container cont2(cont);
- typedef BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type iter_t;
- iter_t result = boost::stable_partition(cont, UnaryPredicate());
- iter_t temp_result = boost::stable_partition(
- boost::make_iterator_range(cont2), UnaryPredicate());
- BOOST_CHECK_EQUAL( std::distance(cont.begin(), result),
- std::distance(cont2.begin(), temp_result) );
- BOOST_CHECK_EQUAL_COLLECTIONS( cont.begin(), cont.end(),
- cont2.begin(), cont2.end() );
- return result;
- }
- UnaryPredicate pred() const { return UnaryPredicate(); }
- template< boost::range_return_value return_type >
- struct test_range
- {
- template< class Container, class Policy >
- BOOST_DEDUCED_TYPENAME boost::range_return<Container,return_type>::type
- operator()(Policy& policy, Container& cont)
- {
- typedef BOOST_DEDUCED_TYPENAME boost::range_return<Container,return_type>::type result_t;
- Container cont2(cont);
- result_t result = boost::stable_partition<return_type>(cont, policy.pred());
- result_t result2 = boost::stable_partition<return_type>(
- boost::make_iterator_range(cont2), policy.pred());
-
- boost::ignore_unused_variable_warning(result2);
- BOOST_CHECK_EQUAL_COLLECTIONS( cont2.begin(), cont2.end(),
- cont.begin(), cont.end() );
- return result;
- }
- };
- template< class Container >
- BOOST_DEDUCED_TYPENAME boost::range_iterator<Container>::type
- reference(Container& cont)
- {
- return std::stable_partition(cont.begin(), cont.end(), UnaryPredicate());
- }
- };
- template<class Container>
- void test_stable_partition_impl()
- {
- using namespace boost::assign;
- boost::range_test::range_return_test_driver test_driver;
- stable_partition_test_policy< equal_to_5 > policy;
- Container cont;
- test_driver(cont, policy);
- cont.clear();
- cont += 1;
- test_driver(cont, policy);
- cont.clear();
- cont += 1,2,2,2,2,2,3,4,5,6,7,8,9;
- test_driver(cont, policy);
- cont.clear();
- cont += 1,2,2,2,2,2,3,3,3,3,4,4,4,4,4,4,4,5,6,7,8,9;
- test_driver(cont, policy);
- }
- void test_stable_partition()
- {
- test_stable_partition_impl< std::vector<int> >();
- test_stable_partition_impl< std::list<int> >();
- test_stable_partition_impl< std::deque<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.stable_partition" );
- test->add( BOOST_TEST_CASE( &boost_range_test_algorithm_stable_partition::test_stable_partition ) );
- return test;
- }
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