combine.cpp
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// Boost.Range library
//
// Copyright Neil Groves 2014
//
// Copyright Thorsten Ottosen 2006. 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/combine.hpp>
#include <boost/range/algorithm_ext/push_back.hpp>
#include <boost/test/test_tools.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/foreach.hpp>
#include <vector>
namespace boost_range_test
{
namespace
{
template<typename ContRef1, typename ContRef2>
void test_combine2()
{
std::vector<int> v;
std::list<int> l;
for (int i = 0; i < 10; ++i)
{
v.push_back(i);
l.push_back(i * 2);
}
ContRef1& in1 = v;
ContRef2& in2 = l;
std::vector<boost::tuple<int,int> > output;
boost::push_back(output, boost::combine(in1, in2));
int index = 0;
int i1, i2;
BOOST_FOREACH(boost::tie(i1,i2), output)
{
BOOST_CHECK_EQUAL(i1, index);
BOOST_CHECK_EQUAL(i2, index * 2);
++index;
}
}
template<typename ContRef1, typename ContRef2, typename ContRef3>
void test_combine3()
{
std::vector<int> v1;
std::vector<int> v2;
std::vector<int> v3;
for (int i = 0; i < 10; ++i)
{
v1.push_back(i);
v2.push_back(i * 2);
v3.push_back(i * 3);
}
ContRef1& in1 = v1;
ContRef2& in2 = v2;
ContRef3& in3 = v3;
std::vector<boost::tuple<int,int,int> > output;
boost::push_back(output, boost::combine(in1, in2, in3));
int index = 0;
int i1, i2, i3;
BOOST_FOREACH(boost::tie(i1,i2,i3), output)
{
BOOST_CHECK_EQUAL(i1, index);
BOOST_CHECK_EQUAL(i2, index * 2);
BOOST_CHECK_EQUAL(i3, index * 3);
++index;
}
}
} // anonymous namespace
} // namespace boost_range_test
boost::unit_test::test_suite* init_unit_test_suite(int, char*[] )
{
boost::unit_test::test_suite* test =
BOOST_TEST_SUITE( "Boost.Range combine() test suite" );
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine2<
const std::vector<int>, const std::list<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine2<
const std::vector<int>, std::list<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine2<
std::vector<int>, const std::list<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine2<
std::vector<int>, std::list<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine3<
std::vector<int>,
std::vector<int>,
std::vector<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine3<
std::vector<int>,
std::vector<int>,
const std::vector<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine3<
std::vector<int>,
const std::vector<int>,
std::vector<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine3<
std::vector<int>,
const std::vector<int>,
const std::vector<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine3<
const std::vector<int>,
std::vector<int>,
std::vector<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine3<
const std::vector<int>,
std::vector<int>,
const std::vector<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine3<
const std::vector<int>,
const std::vector<int>,
std::vector<int> >)));
test->add(BOOST_TEST_CASE((
&boost_range_test::test_combine3<
const std::vector<int>,
const std::vector<int>,
const std::vector<int> >)));
return test;
}