1 
2 // Copyright Eric Friedman 2003
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 
15 #include <boost/mpl/index_of.hpp>
16 #include <boost/mpl/list.hpp>
17 #include <boost/mpl/void.hpp>
18 #include <boost/mpl/aux_/test.hpp>
19 
MPL_TEST_CASE()20 MPL_TEST_CASE()
21 {
22     typedef list< int, double, float >::type types;
23 
24     typedef index_of< types, int    >::type index_of_int;
25     typedef index_of< types, double >::type index_of_double;
26     typedef index_of< types, float  >::type index_of_float;
27     typedef index_of< types, char   >::type index_of_char;
28 
29     MPL_ASSERT_RELATION( index_of_int::value, ==, 0 );
30     MPL_ASSERT_RELATION( index_of_double::value, ==, 1 );
31     MPL_ASSERT_RELATION( index_of_float::value, ==, 2 );
32 
33     MPL_ASSERT(( is_void_< index_of_char > ));
34 }
35