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1 | // 2000-09-13 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
748086b7 | 3 | // Copyright (C) 2000, 2002, 2003, 2009 Free Software Foundation |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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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 | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | // 22.1.1.5 locale static members [lib.locale.statics] | |
21 | ||
4bc95009 | 22 | #include <cwchar> // for mbstate_t |
8a17a7b4 | 23 | #include <locale> |
402a402c | 24 | #include <testsuite_hooks.h> |
8a17a7b4 | 25 | |
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26 | // Static counter for use in checking ctors/dtors. |
27 | static std::size_t counter; | |
28 | ||
29 | class surf : public std::locale::facet | |
30 | { | |
31 | public: | |
32 | static std::locale::id id; | |
33 | surf(size_t refs = 0): std::locale::facet(refs) { ++counter; } | |
34 | ~surf() { --counter; } | |
35 | }; | |
36 | ||
37 | std::locale::id surf::id; | |
38 | ||
39 | typedef surf facet_type; | |
40 | ||
41 | // Verify lifetimes of global objects. | |
42 | void test03() | |
43 | { | |
44 | using namespace std; | |
11f10e6b | 45 | bool test __attribute__((unused)) = true; |
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46 | |
47 | string name; | |
48 | locale global_orig; | |
49 | // 1: Destroyed when out of scope. | |
50 | { | |
51 | { | |
52 | { | |
53 | VERIFY( counter == 0 ); | |
54 | { | |
55 | locale loc01(locale::classic(), new facet_type); | |
56 | VERIFY( counter == 1 ); | |
57 | global_orig = locale::global(loc01); | |
58 | name = loc01.name(); | |
59 | } | |
60 | VERIFY( counter == 1 ); | |
61 | locale loc02 = locale(); | |
62 | // Weak, but it's something... | |
63 | VERIFY( loc02.name() == name ); | |
64 | } | |
65 | VERIFY( counter == 1 ); | |
66 | // NB: loc03 should be a copy of the previous global locale. | |
67 | locale loc03 = locale::global(global_orig); | |
68 | VERIFY( counter == 1 ); | |
69 | VERIFY( loc03.name() == name ); | |
70 | } | |
71 | VERIFY( counter == 0 ); | |
72 | locale loc04 = locale(); | |
73 | VERIFY( loc04 == global_orig ); | |
74 | } | |
75 | ||
76 | // 2: Not destroyed when out of scope, deliberately leaked. | |
77 | { | |
78 | { | |
79 | { | |
80 | VERIFY( counter == 0 ); | |
81 | { | |
82 | locale loc01(locale::classic(), new facet_type(1)); | |
83 | VERIFY( counter == 1 ); | |
84 | global_orig = locale::global(loc01); | |
85 | name = loc01.name(); | |
86 | } | |
87 | VERIFY( counter == 1 ); | |
88 | locale loc02 = locale(); | |
89 | // Weak, but it's something... | |
90 | VERIFY( loc02.name() == name ); | |
91 | } | |
92 | VERIFY( counter == 1 ); | |
93 | // NB: loc03 should be a copy of the previous global locale. | |
94 | locale loc03 = locale::global(global_orig); | |
95 | VERIFY( counter == 1 ); | |
96 | VERIFY( loc03.name() == name ); | |
97 | } | |
98 | VERIFY( counter == 1 ); | |
99 | locale loc04 = locale(); | |
100 | VERIFY( loc04 == global_orig ); | |
101 | } | |
102 | VERIFY( counter == 1 ); | |
103 | ||
104 | // Restore global settings. | |
105 | locale::global(global_orig); | |
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106 | } |
107 | ||
108 | int main () | |
109 | { | |
402a402c | 110 | test03(); |
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111 | return 0; |
112 | } |