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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/
- //
- #include <boost/range/adaptor/sliced.hpp>
- #include <boost/test/test_tools.hpp>
- #include <boost/test/unit_test.hpp>
- #include <boost/assign.hpp>
- #include <boost/range/algorithm_ext.hpp>
- #include <algorithm>
- #include <deque>
- #include <vector>
- namespace boost
- {
- namespace
- {
- template< class Container >
- void sliced_test_impl( Container& c )
- {
- using namespace boost::adaptors;
- typedef BOOST_DEDUCED_TYPENAME Container::value_type value_t;
- std::vector< value_t > test_result1;
- boost::push_back(test_result1, c | sliced(0u,c.size()));
- BOOST_CHECK_EQUAL_COLLECTIONS( test_result1.begin(), test_result1.end(),
- c.begin(), c.end() );
- std::vector< value_t > test_alt_result1;
- boost::push_back(test_alt_result1, adaptors::slice(c, 0u, c.size()));
- BOOST_CHECK_EQUAL_COLLECTIONS( test_alt_result1.begin(), test_alt_result1.end(),
- c.begin(), c.end() );
- BOOST_CHECK( boost::empty(c | sliced(0u, 0u)) );
-
- const std::size_t half_count = c.size() / 2u;
- if (half_count > 0u)
- {
- std::vector< value_t > test_result2;
- boost::push_back(test_result2, c | sliced(0u, half_count));
- BOOST_CHECK_EQUAL_COLLECTIONS( test_result2.begin(), test_result2.end(),
- c.begin(), c.begin() + half_count );
- std::vector< value_t > test_alt_result2;
- boost::push_back(test_alt_result2, adaptors::slice(c, 0u, half_count));
- BOOST_CHECK_EQUAL_COLLECTIONS( test_alt_result2.begin(), test_alt_result2.end(),
- c.begin(), c.begin() + half_count );
- }
- }
- template< class Container >
- void sliced_test_impl()
- {
- using namespace boost::assign;
- Container c;
- // Test empty
- sliced_test_impl(c);
- // Test one element
- c += 1;
- sliced_test_impl(c);
- // Test many elements
- c += 1,1,1,2,2,3,4,5,6,6,6,7,8,9;
- sliced_test_impl(c);
- }
- void sliced_test()
- {
- sliced_test_impl< std::vector< int > >();
- sliced_test_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.adaptor.sliced" );
- test->add( BOOST_TEST_CASE( &boost::sliced_test ) );
- return test;
- }
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