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/range_c.hpp>
15 #include <boost/mpl/advance.hpp>
16 #include <boost/mpl/distance.hpp>
17 #include <boost/mpl/empty.hpp>
18 #include <boost/mpl/size.hpp>
19 #include <boost/mpl/front.hpp>
20 #include <boost/mpl/back.hpp>
21 #include <boost/mpl/aux_/test.hpp>
22
MPL_TEST_CASE()23 MPL_TEST_CASE()
24 {
25 typedef range_c<int,0,0> range0;
26 typedef range_c<int,0,1> range1;
27 typedef range_c<int,0,10> range10;
28
29 MPL_ASSERT_RELATION( size<range0>::value, ==, 0 );
30 MPL_ASSERT_RELATION( size<range1>::value, ==, 1 );
31 MPL_ASSERT_RELATION( size<range10>::value, ==, 10 );
32
33 MPL_ASSERT(( empty<range0> ));
34 MPL_ASSERT_NOT(( empty<range1> ));
35 MPL_ASSERT_NOT(( empty<range10> ));
36
37 MPL_ASSERT(( is_same< begin<range0>::type, end<range0>::type > ));
38 MPL_ASSERT_NOT(( is_same<begin<range1>::type, end<range1>::type > ));
39 MPL_ASSERT_NOT(( is_same<begin<range10>::type, end<range10>::type > ));
40
41 MPL_ASSERT_RELATION( front<range1>::type::value, ==, 0 );
42 MPL_ASSERT_RELATION( back<range1>::type::value, ==, 0 );
43 MPL_ASSERT_RELATION( front<range10>::type::value, ==, 0 );
44 MPL_ASSERT_RELATION( back<range10>::type::value, ==, 9 );
45 }
46
MPL_TEST_CASE()47 MPL_TEST_CASE()
48 {
49 typedef range_c<unsigned char,0,10> r;
50 typedef begin<r>::type first;
51 typedef end<r>::type last;
52
53 MPL_ASSERT(( is_same< advance_c<first,10>::type, last > ));
54 MPL_ASSERT(( is_same< advance_c<last,-10>::type, first > ));
55
56 MPL_ASSERT_RELATION( ( mpl::distance<first,last>::value ), ==, 10 );
57
58 typedef advance_c<first,5>::type iter;
59 MPL_ASSERT_RELATION( deref<iter>::type::value, ==, 5 );
60 }
61