| // 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/ |
| // |
| #include <boost/range/algorithm/for_each.hpp> |
| |
| #include <boost/test/test_tools.hpp> |
| #include <boost/test/unit_test.hpp> |
| |
| #include <boost/array.hpp> |
| #include <boost/assign.hpp> |
| #include <boost/range/algorithm.hpp> |
| |
| #include <list> |
| #include <set> |
| #include <vector> |
| #include "../test_function/check_equal_fn.hpp" |
| |
| namespace boost |
| { |
| namespace |
| { |
| template< class Range > |
| unsigned int udistance(Range& rng) |
| { |
| return static_cast<unsigned int>(boost::distance(rng)); |
| } |
| |
| template< class SinglePassRange > |
| void test_for_each_impl( SinglePassRange rng ) |
| { |
| using namespace boost::range_test_function; |
| |
| typedef check_equal_fn< SinglePassRange > fn_t; |
| |
| // Test the mutable version |
| fn_t result_fn = boost::for_each(rng, fn_t(rng)); |
| BOOST_CHECK_EQUAL( boost::udistance(rng), result_fn.invocation_count() ); |
| |
| fn_t result_fn2 = boost::for_each(boost::make_iterator_range(rng), fn_t(rng)); |
| BOOST_CHECK_EQUAL( boost::udistance(rng), result_fn.invocation_count() ); |
| |
| // Test the constant version |
| const SinglePassRange& cref_rng = rng; |
| result_fn = boost::for_each(cref_rng, fn_t(cref_rng)); |
| BOOST_CHECK_EQUAL( boost::udistance(cref_rng), result_fn.invocation_count() ); |
| } |
| |
| template< class Container > |
| void test_for_each_t() |
| { |
| using namespace boost::assign; |
| |
| // Test empty |
| Container cont; |
| test_for_each_impl(cont); |
| |
| // Test one element |
| cont += 0; |
| test_for_each_impl(cont); |
| |
| // Test many elements |
| cont += 1,2,3,4,5,6,7,8,9; |
| test_for_each_impl(cont); |
| } |
| |
| void test_for_each() |
| { |
| boost::array<int, 10> a = {{ 0,1,2,3,4,5,6,7,8,9 }}; |
| test_for_each_impl(a); |
| |
| test_for_each_t< std::vector<int> >(); |
| test_for_each_t< std::list<int> >(); |
| test_for_each_t< std::set<int> >(); |
| test_for_each_t< std::multiset<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.for_each" ); |
| |
| test->add( BOOST_TEST_CASE( &boost::test_for_each ) ); |
| |
| return test; |
| } |