1// { dg-require-namedlocale "" }
2
3// 2000-08-31 Benjamin Kosnik <bkoz@redhat.com>
4
5// Copyright (C) 2000, 2002, 2003, 2005 Free Software Foundation
6//
7// This file is part of the GNU ISO C++ Library.  This library is free
8// software; you can redistribute it and/or modify it under the
9// terms of the GNU General Public License as published by the
10// Free Software Foundation; either version 2, or (at your option)
11// any later version.
12
13// This library is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16// GNU General Public License for more details.
17
18// You should have received a copy of the GNU General Public License along
19// with this library; see the file COPYING.  If not, write to the Free
20// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21// USA.
22
23// 22.1.1.1.2 - class locale::facet [lib.locale.facet]
24
25#include <cwchar> // for mbstate_t
26#include <locale>
27#include <stdexcept>
28#include <string>
29#include <iterator>
30#include <limits>
31#include <testsuite_hooks.h>
32
33// Static counter for use in checking ctors/dtors.
34static std::size_t counter;
35
36class surf : public std::locale::facet
37{
38public:
39  static std::locale::id 	       	id;
40  surf(size_t refs = 0): std::locale::facet(refs) { ++counter; }
41  ~surf() { --counter; }
42};
43
44std::locale::id surf::id;
45
46typedef surf facet_type;
47
48void test02()
49{
50  using namespace std;
51  bool test __attribute__((unused)) = true;
52
53  // 1: Destroyed when out of scope.
54  VERIFY( counter == 0 );
55  {
56    locale loc01(locale::classic(), new facet_type);
57    VERIFY( counter == 1 );
58  }
59  VERIFY( counter == 0 );
60
61  // 2: Not destroyed when out of scope, deliberately leaked.
62  VERIFY( counter == 0 );
63  {
64    // Default refs argument is zero.
65    locale loc02(locale::classic(), new facet_type(1));
66    VERIFY( counter == 1 );
67  }
68  VERIFY( counter == 1 );
69
70  // 3: Pathological.
71  counter = 0;
72  {
73    // Test bounds.
74    facet_type* f = new facet_type(numeric_limits<size_t>::max());
75    VERIFY( counter == 1 );
76    // Add a reference.
77    locale loc01(locale::classic(), f);
78    {
79      // Add another reference...
80      locale loc02(locale::classic(), f);
81    }
82    VERIFY( counter == 1 );
83  }
84
85  // 4: Named locale should destroy facets when it goes out of scope.
86  // Not quite sure how to test for this w/o valgrind at the moment.
87  {
88    locale loc03 = locale("es_MX");
89  }
90}
91
92int main ()
93{
94  test02();
95  return 0;
96}
97