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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/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_fn2.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;
}
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