1// { dg-require-namedlocale "" }
2
3// 2000-08-31 Benjamin Kosnik <bkoz@redhat.com>
4
5// Copyright (C) 2000, 2002, 2003, 2005, 2009 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 3, 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 COPYING3.  If not see
20// <http://www.gnu.org/licenses/>.
21
22// 22.1.1.1.2 - class locale::facet [lib.locale.facet]
23
24#include <cwchar> // for mbstate_t
25#include <locale>
26#include <stdexcept>
27#include <string>
28#include <iterator>
29#include <limits>
30#include <testsuite_hooks.h>
31
32// Static counter for use in checking ctors/dtors.
33static std::size_t counter;
34
35class surf : public std::locale::facet
36{
37public:
38  static std::locale::id 	       	id;
39  surf(size_t refs = 0): std::locale::facet(refs) { ++counter; }
40  ~surf() { --counter; }
41};
42
43std::locale::id surf::id;
44
45typedef surf facet_type;
46
47void test02()
48{
49  using namespace std;
50  bool test __attribute__((unused)) = true;
51
52  // 1: Destroyed when out of scope.
53  VERIFY( counter == 0 );
54  {
55    locale loc01(locale::classic(), new facet_type);
56    VERIFY( counter == 1 );
57  }
58  VERIFY( counter == 0 );
59
60  // 2: Not destroyed when out of scope, deliberately leaked.
61  VERIFY( counter == 0 );
62  {
63    // Default refs argument is zero.
64    locale loc02(locale::classic(), new facet_type(1));
65    VERIFY( counter == 1 );
66  }
67  VERIFY( counter == 1 );
68
69  // 3: Pathological.
70  counter = 0;
71  {
72    // Test bounds.
73    facet_type* f = new facet_type(numeric_limits<size_t>::max());
74    VERIFY( counter == 1 );
75    // Add a reference.
76    locale loc01(locale::classic(), f);
77    {
78      // Add another reference...
79      locale loc02(locale::classic(), f);
80    }
81    VERIFY( counter == 1 );
82  }
83
84  // 4: Named locale should destroy facets when it goes out of scope.
85  // Not quite sure how to test for this w/o valgrind at the moment.
86  {
87    locale loc03 = locale("es_MX");
88  }
89}
90
91int main ()
92{
93  test02();
94  return 0;
95}
96