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// Copyright (c) 2014 Kohei Takahashi.
//
// Distributed under 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)
//
// See http://www.boost.org for most recent version including documentation.
#include <boost/core/lightweight_test.hpp>
#include <boost/assign/list_of.hpp>
#include <boost/fusion/include/at.hpp>
#include <boost/iterator/zip_iterator.hpp>
#include <vector>
#include <string>
int main()
{
typedef TUPLE<
std::vector<int>::iterator,
std::vector<std::string>::iterator
> iterator_tuple;
std::vector<int> vi = boost::assign::list_of(42)(72);
std::vector<std::string> vs = boost::assign::list_of("kokoro")("pyonpyon");
{
boost::zip_iterator<iterator_tuple> i1(MAKE_TUPLE(vi.begin(), vs.begin()));
boost::zip_iterator<iterator_tuple> i2 = i1;
BOOST_TEST( i1 == i2);
BOOST_TEST( i1++ == i2);
BOOST_TEST( i1 == (i2 + 1));
BOOST_TEST((i1 - 1) == i2);
BOOST_TEST( i1-- == ++i2);
BOOST_TEST( i1 == --i2);
}
{
boost::zip_iterator<iterator_tuple> i1(MAKE_TUPLE(vi.begin(), vs.begin()));
boost::zip_iterator<iterator_tuple> i2 = i1 + 1;
BOOST_TEST( i1 != i2);
BOOST_TEST( i1++ != i2);
BOOST_TEST( i1 != (i2 + 1));
BOOST_TEST((i1 - 1) != i2);
BOOST_TEST( i1-- != ++i2);
BOOST_TEST( i1 != --i2);
}
{
boost::zip_iterator<iterator_tuple> i(MAKE_TUPLE(vi.begin(), vs.begin()));
BOOST_TEST(boost::fusion::at_c<0>(* i ) == 42);
BOOST_TEST(boost::fusion::at_c<1>(* i ) == "kokoro");
BOOST_TEST(boost::fusion::at_c<0>(*(i + 1)) == 72);
BOOST_TEST(boost::fusion::at_c<1>(*(i + 1)) == "pyonpyon");
}
{
// Trac #12895
boost::zip_iterator<
TUPLE<int*, std::string*>
> i(MAKE_TUPLE(&vi[0], &vs[0]));
BOOST_TEST(boost::fusion::at_c<0>(* i ) == 42);
BOOST_TEST(boost::fusion::at_c<1>(* i ) == "kokoro");
BOOST_TEST(boost::fusion::at_c<0>(*(i + 1)) == 72);
BOOST_TEST(boost::fusion::at_c<1>(*(i + 1)) == "pyonpyon");
}
{
boost::zip_iterator<iterator_tuple> i1(MAKE_TUPLE(vi.begin(), vs.begin()));
boost::zip_iterator<iterator_tuple> i2(MAKE_TUPLE(vi.end(), vs.end()));
BOOST_TEST((i2 - i1) == 2);
++i1;
BOOST_TEST((i2 - i1) == 1);
--i2;
BOOST_TEST((i2 - i1) == 0);
}
return boost::report_errors();
}
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