1// 2004-09-23 Chris Jefferson <chris@bubblescope.net>
2
3// Copyright (C) 2004 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 2, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14// GNU General Public License for more details.
15
16// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING.  If not, write to the Free
18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19// USA.
20
21// tr1 additions to pair
22
23#include <tr1/utility>
24#include <testsuite_hooks.h>
25
26using namespace std;
27using namespace tr1;
28
29struct blank_class
30{ };
31
32int
33main()
34{
35  bool test __attribute__((unused)) = true;
36  typedef pair<int,int> test_pair_type;
37  VERIFY(tuple_size<test_pair_type>::value == 2);
38  // Test if tuple_element::type returns the correct type
39  blank_class blank;
40  tuple_element<0, pair<blank_class, int> >::type blank2 = blank;
41  tuple_element<1, pair<int ,blank_class> >::type blank3 = blank;
42  pair<int,int> test_pair(1, 2);
43  VERIFY(get<0>(test_pair) == 1);
44  VERIFY(get<1>(test_pair) == 2);
45  get<0>(test_pair) = 3;
46  get<1>(test_pair) = 4;
47  VERIFY(get<0>(test_pair) == 3);
48  VERIFY(get<1>(test_pair) == 4);
49
50  const pair<int,int> test_pair2(1,2);
51  VERIFY(get<0>(test_pair2) == 1);
52  VERIFY(get<1>(test_pair2) == 2);
53}
54
55