| |
| // Copyright Aleksey Gurtovoy 2001-2004 |
| // |
| // 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/libs/mpl for documentation. |
| |
| // $Id: single_view.cpp 49268 2008-10-11 06:26:17Z agurtovoy $ |
| // $Date: 2008-10-11 02:26:17 -0400 (Sat, 11 Oct 2008) $ |
| // $Revision: 49268 $ |
| |
| #include <boost/mpl/single_view.hpp> |
| #include <boost/mpl/advance.hpp> |
| #include <boost/mpl/size.hpp> |
| #include <boost/mpl/begin_end.hpp> |
| #include <boost/mpl/aux_/test.hpp> |
| |
| MPL_TEST_CASE() |
| { |
| typedef single_view<int> view; |
| typedef begin<view>::type first; |
| typedef end<view>::type last; |
| |
| MPL_ASSERT(( is_same< deref<first>::type, int > )); |
| MPL_ASSERT(( is_same< next<first>::type, last > )); |
| MPL_ASSERT(( is_same< prior<last>::type, first > )); |
| |
| MPL_ASSERT(( is_same< mpl::advance<first, int_<0> >::type, first > )); |
| MPL_ASSERT(( is_same< mpl::advance<first, int_<1> >::type, last > )); |
| MPL_ASSERT(( is_same< mpl::advance<last, int_<0> >::type, last > )); |
| MPL_ASSERT(( is_same< mpl::advance<last, int_<-1> >::type, first > )); |
| |
| MPL_ASSERT_RELATION( (mpl::distance<first,first>::value), ==, 0 ); |
| MPL_ASSERT_RELATION( (mpl::distance<first,last>::value), ==, 1 ); |
| MPL_ASSERT_RELATION( (mpl::distance<last,last>::value), ==, 0 ); |
| |
| MPL_ASSERT_RELATION( size<view>::value, ==, 1 ); |
| } |