1// 2004-08-22  Paolo Carlini  <pcarlini@suse.de>
2
3// Copyright (C) 2004, 2009 Free Software Foundation
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 3, 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 COPYING3.  If not see
18// <http://www.gnu.org/licenses/>.
19
20// 22.2.2.2.1  num_put members
21
22#include <locale>
23#include <sstream>
24#include <testsuite_hooks.h>
25
26// According to 22.2.2.2.2, p23 and the resolution of DR 359
27// val must be casted to a signed type: this can be revealed
28// by ios_base::showpos, which is effective only for signed
29// types (also see libstdc++/15565 about this).
30void test01()
31{
32  using namespace std;
33  bool test __attribute__((unused)) = true;
34
35  // basic construction
36  locale loc_c = locale::classic();
37
38  // sanity check the data is correct.
39  const string empty;
40
41  // cache the num_put facet
42  ostringstream oss;
43  oss.imbue(loc_c);
44  const num_put<char>& np = use_facet<num_put<char> >(oss.getloc());
45
46  bool b = true;
47  np.put(oss.rdbuf(), oss, ' ', b);
48  VERIFY( oss.str() == "1" );
49
50  oss.str(empty);
51  oss.clear();
52  oss.setf(ios_base::showpos);
53  np.put(oss.rdbuf(), oss, ' ', b);
54  VERIFY( oss.str() == "+1" );
55}
56
57int main()
58{
59  test01();
60  return 0;
61}
62