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make single_view random access

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[SVN r72977]
This commit is contained in:
Eric Niebler
2011-07-08 19:42:35 +00:00
parent 0a54764a6a
commit f27ed26e44
276 changed files with 4030 additions and 4061 deletions
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36
test/sequence/single_view.cpp
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@ -1,5 +1,6 @@
/*=============================================================================
Copyright (c) 2001-2006 Joel de Guzman
Copyright (c) 2011 Eric Niebler
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)
@ -7,8 +8,22 @@
#include <boost/detail/lightweight_test.hpp>
#include <boost/fusion/sequence/io/out.hpp>
#include <boost/fusion/view/single_view/single_view.hpp>
#include <boost/fusion/sequence/intrinsic/at.hpp>
#include <boost/fusion/sequence/intrinsic/begin.hpp>
#include <boost/fusion/sequence/intrinsic/end.hpp>
#include <boost/fusion/sequence/intrinsic/size.hpp>
#include <boost/fusion/sequence/intrinsic/front.hpp>
#include <boost/fusion/sequence/intrinsic/back.hpp>
#include <boost/fusion/sequence/intrinsic/empty.hpp>
#include <boost/fusion/sequence/intrinsic/value_at.hpp>
#include <boost/fusion/iterator/next.hpp>
#include <boost/fusion/iterator/prior.hpp>
#include <boost/fusion/iterator/deref.hpp>
#include <boost/fusion/iterator/advance.hpp>
#include <boost/fusion/iterator/distance.hpp>
#include <boost/mpl/int.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/type_traits/is_same.hpp>
struct X {};
@ -40,7 +55,28 @@ main()
#endif
std::cout << view1 << std::endl;
BOOST_TEST(*begin(view1) == 3);
BOOST_TEST(at<boost::mpl::int_<0> >(view1) == 3);
BOOST_TEST(view1.val == 3);
BOOST_TEST(3 == front(view1));
BOOST_TEST(3 == back(view1));
BOOST_TEST(!empty(view1));
BOOST_TEST(next(begin(view1)) == end(view1));
BOOST_TEST(prior(end(view1)) == begin(view1));
BOOST_TEST(!(next(begin(view1)) != end(view1)));
BOOST_TEST(!(prior(end(view1)) != begin(view1)));
BOOST_TEST(1 == distance(begin(view1), end(view1)));
BOOST_TEST(0 == distance(end(view1), end(view1)));
BOOST_TEST(0 == distance(begin(view1), begin(view1)));
BOOST_TEST(end(view1) == advance<boost::mpl::int_<1> >(begin(view1)));
BOOST_TEST(begin(view1) == advance<boost::mpl::int_<0> >(begin(view1)));
BOOST_TEST(end(view1) == advance<boost::mpl::int_<0> >(end(view1)));
BOOST_TEST(begin(view1) == advance<boost::mpl::int_<-1> >(end(view1)));
BOOST_TEST(end(view1) == advance_c<1>(begin(view1)));
BOOST_TEST(begin(view1) == advance_c<0>(begin(view1)));
BOOST_TEST(end(view1) == advance_c<0>(end(view1)));
BOOST_TEST(begin(view1) == advance_c<-1>(end(view1)));
BOOST_TEST(1 == size(view1));
BOOST_MPL_ASSERT((boost::is_same<int, result_of::value_at<single_view<int>, boost::mpl::int_<0> >::type>));
single_view<X> view2;
std::cout << view2 << std::endl;