libstdc++-v3/testsuite/22_locale/codecvt/max_length/wchar_t/3.cc

   1 // 2003-02-06  Petur Runolfsson  <peturr02@ru.is>
   2
   3 // Copyright (C) 2003 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // 22.2.1.5 - Template class codecvt [lib.locale.codecvt]
  22
  23 #include <locale>
  24 #include <testsuite_hooks.h>
  25
  26 // Required instantiation
  27 // codecvt<wchar_t, char, mbstate_t>
  28 void test03()
  29 {
  30   using namespace std;
  31   bool test __attribute__((unused)) = true;
  32   typedef codecvt<wchar_t, char, mbstate_t>     w_codecvt;
  33
  34   locale loc = __gnu_test::try_named_locale("en_US.ISO-8859-15");
  35   locale::global(loc);
  36   const w_codecvt*      cvt = &use_facet<w_codecvt>(loc);
  37
  38   int k = cvt->max_length();
  39   VERIFY( k == 1 ); // ISO-8859-15 is a single-byte encoding
  40 }
  41
  42 int main ()
  43 {
  44   test03();
  45   return 0;
  46 }