1 
2 // Copyright Aleksey Gurtovoy 2000-2004
3 //
4 // Distributed under the Boost Software License, Version 1.0.
5 // (See accompanying file LICENSE_1_0.txt or copy at
6 // http://www.boost.org/LICENSE_1_0.txt)
7 //
8 // See http://www.boost.org/libs/mpl for documentation.
9 
10 // $Id$
11 // $Date$
12 // $Revision$
13 
14 #include <boost/mpl/at.hpp>
15 #include <boost/mpl/vector/vector10_c.hpp>
16 #include <boost/mpl/aux_/test.hpp>
17 
18 template< typename Seq, int n > struct at_test
19 {
20     typedef typename at_c<Seq,n>::type t;
21     MPL_ASSERT(( is_same< t, integral_c<int,9-n> > ));
22     MPL_ASSERT_RELATION( t::value, ==, 9 - n );
23 };
24 
MPL_TEST_CASE()25 MPL_TEST_CASE()
26 {
27     typedef vector10_c<int,9,8,7,6,5,4,3,2,1,0> numbers;
28 
29     at_test< numbers, 0 >();
30     at_test< numbers, 1 >();
31     at_test< numbers, 2 >();
32     at_test< numbers, 3 >();
33     at_test< numbers, 4 >();
34     at_test< numbers, 5 >();
35     at_test< numbers, 6 >();
36     at_test< numbers, 7 >();
37     at_test< numbers, 8 >();
38     at_test< numbers, 9 >();
39 }
40