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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/algorithm/unique_copy.hpp>
#include <boost/test/test_tools.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/assign.hpp>
#include <algorithm>
#include <functional>
#include <list>
#include <numeric>
#include <deque>
#include <vector>
namespace
{
template<class OutputIterator, class Value>
void test_append(OutputIterator target, Value value)
{
*target++ = value;
}
template<class Container>
void test_unique_copy_impl(Container& c)
{
typedef BOOST_DEDUCED_TYPENAME boost::range_value<Container>::type value_type;
std::vector<value_type> reference;
std::vector<value_type> test;
test_append(
std::unique_copy(c.begin(), c.end(), std::back_inserter(reference)),
value_type()
);
test_append(
boost::unique_copy(c, std::back_inserter(test)),
value_type()
);
BOOST_CHECK_EQUAL_COLLECTIONS(reference.begin(), reference.end(),
test.begin(), test.end());
test.clear();
test_append(
boost::unique_copy(boost::make_iterator_range(c),
std::back_inserter(test)),
value_type()
);
BOOST_CHECK_EQUAL_COLLECTIONS(reference.begin(), reference.end(),
test.begin(), test.end());
}
template<class Container, class Pred>
void test_unique_copy_impl(Container& c, Pred pred)
{
typedef BOOST_DEDUCED_TYPENAME boost::range_value<Container>::type value_type;
std::vector<value_type> reference;
std::vector<value_type> test;
test_append(
std::unique_copy(c.begin(), c.end(), std::back_inserter(reference), pred),
value_type()
);
test_append(
boost::unique_copy(c, std::back_inserter(test), pred),
value_type()
);
BOOST_CHECK_EQUAL_COLLECTIONS(reference.begin(), reference.end(),
test.begin(), test.end());
test.clear();
test_append(
boost::unique_copy(boost::make_iterator_range(c),
std::back_inserter(test), pred),
value_type()
);
BOOST_CHECK_EQUAL_COLLECTIONS(reference.begin(), reference.end(),
test.begin(), test.end());
}
template<class Container, class Pred>
void test_unique_copy_driver(Pred pred)
{
using namespace boost::assign;
typedef BOOST_DEDUCED_TYPENAME Container::value_type value_t;
Container cont;
test_unique_copy_impl(cont);
test_unique_copy_impl(cont, pred);
cont.clear();
cont += 1;
std::vector<value_t> temp(cont.begin(), cont.end());
std::sort(temp.begin(), temp.end());
cont.assign(temp.begin(), temp.end());
test_unique_copy_impl(cont);
std::sort(temp.begin(), temp.end(), pred);
cont.assign(temp.begin(), temp.end());
test_unique_copy_impl(cont, pred);
cont.clear();
cont += 1,2,2,2,2,3,4,5,6,7,8,9;
temp.assign(cont.begin(), cont.end());
std::sort(temp.begin(), temp.end());
cont.assign(temp.begin(), temp.end());
test_unique_copy_impl(cont);
std::sort(temp.begin(), temp.end(), pred);
cont.assign(temp.begin(), temp.end());
test_unique_copy_impl(cont, pred);
}
template<class Container>
void test_unique_copy_impl()
{
test_unique_copy_driver<Container>(std::less<int>());
test_unique_copy_driver<Container>(std::greater<int>());
}
void test_unique_copy()
{
test_unique_copy_impl< std::vector<int> >();
test_unique_copy_impl< std::list<int> >();
test_unique_copy_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.unique_copy" );
test->add( BOOST_TEST_CASE( &test_unique_copy ) );
return test;
}
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