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来自「xml大全 可读写调用率很高 xml大全 可读写调用率很高」· CC 代码 · 共 49 行

// 2003-02-06  Petur Runolfsson  <[e-mail]>

// Copyright (C) 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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.

// 22.2.1.5 - Template class codecvt [lib.locale.codecvt]

#include <locale>
#include <testsuite_hooks.h>

// Required instantiation
// codecvt<wchar_t, char, mbstate_t>
//
// Test do_encoding with ISO-8859-1 locale.
void test02()
{
  using namespace std;
  typedef codecvt<wchar_t, char, mbstate_t> 	w_codecvt;
  bool test __attribute__((unused)) = true;

  locale loc = __gnu_test::try_named_locale("en_US.ISO-8859-1");
  locale::global(loc);
  const w_codecvt* 	cvt = &use_facet<w_codecvt>(loc); 

  int i = cvt->encoding();
  VERIFY( i == 1 ); // ISO-8859-1 is a single-byte encoding
}

int main ()
{
  test02();
  return 0;
}