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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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