| // 2000-09-13 Benjamin Kosnik <bkoz@redhat.com> |
| |
| // Copyright (C) 2000, 2002, 2003 Free Software Foundation |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| // 22.1.1.5 locale static members [lib.locale.statics] |
| |
| #include <cwchar> // for mbstate_t |
| #include <locale> |
| #include <testsuite_hooks.h> |
| |
| // Static counter for use in checking ctors/dtors. |
| static std::size_t counter; |
| |
| class surf : public std::locale::facet |
| { |
| public: |
| static std::locale::id id; |
| surf(size_t refs = 0): std::locale::facet(refs) { ++counter; } |
| ~surf() { --counter; } |
| }; |
| |
| std::locale::id surf::id; |
| |
| typedef surf facet_type; |
| |
| // Verify lifetimes of global objects. |
| void test03() |
| { |
| using namespace std; |
| bool test __attribute__((unused)) = true; |
| |
| string name; |
| locale global_orig; |
| // 1: Destroyed when out of scope. |
| { |
| { |
| { |
| VERIFY( counter == 0 ); |
| { |
| locale loc01(locale::classic(), new facet_type); |
| VERIFY( counter == 1 ); |
| global_orig = locale::global(loc01); |
| name = loc01.name(); |
| } |
| VERIFY( counter == 1 ); |
| locale loc02 = locale(); |
| // Weak, but it's something... |
| VERIFY( loc02.name() == name ); |
| } |
| VERIFY( counter == 1 ); |
| // NB: loc03 should be a copy of the previous global locale. |
| locale loc03 = locale::global(global_orig); |
| VERIFY( counter == 1 ); |
| VERIFY( loc03.name() == name ); |
| } |
| VERIFY( counter == 0 ); |
| locale loc04 = locale(); |
| VERIFY( loc04 == global_orig ); |
| } |
| |
| // 2: Not destroyed when out of scope, deliberately leaked. |
| { |
| { |
| { |
| VERIFY( counter == 0 ); |
| { |
| locale loc01(locale::classic(), new facet_type(1)); |
| VERIFY( counter == 1 ); |
| global_orig = locale::global(loc01); |
| name = loc01.name(); |
| } |
| VERIFY( counter == 1 ); |
| locale loc02 = locale(); |
| // Weak, but it's something... |
| VERIFY( loc02.name() == name ); |
| } |
| VERIFY( counter == 1 ); |
| // NB: loc03 should be a copy of the previous global locale. |
| locale loc03 = locale::global(global_orig); |
| VERIFY( counter == 1 ); |
| VERIFY( loc03.name() == name ); |
| } |
| VERIFY( counter == 1 ); |
| locale loc04 = locale(); |
| VERIFY( loc04 == global_orig ); |
| } |
| VERIFY( counter == 1 ); |
| |
| // Restore global settings. |
| locale::global(global_orig); |
| } |
| |
| int main () |
| { |
| test03(); |
| return 0; |
| } |