libstdc++-v3/testsuite/27_io/basic_filebuf/imbue/wchar_t/12868.cc

   1 // { dg-require-namedlocale "is_IS.UTF-8" }
   2
   3 // Copyright (C) 2003-2024 Free Software Foundation, Inc.
   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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 27.8.1.4 Overridden virtual functions
  21
  22 #include <ostream>
  23 #include <fstream>
  24 #include <locale>
  25 #include <string>
  26 #include <testsuite_hooks.h>
  27
  28 // libstdc++/12868
  29 void test01()
  30 {
  31   using namespace std;
  32
  33   locale loc_is(locale("is_IS.UTF-8"));
  34
  35   {
  36     wofstream out("tmp_12868");
  37     out << L"<? xml version=\"1.0\" encoding=\"UTF-8\" ?>\n";
  38     out.imbue(loc_is);
  39     VERIFY( out.rdbuf()->getloc() == loc_is );
  40     out << L"<greeting>Hall\u00f3 heimur</greeting>\n";
  41   }
  42
  43   {
  44     wifstream in("tmp_12868");
  45     wstring str;
  46     getline(in, str);
  47     if (str.find(L"encoding=\"UTF-8\"") != wstring::npos)
  48       {
  49         in.imbue(loc_is);
  50         VERIFY( in.rdbuf()->getloc() == loc_is );
  51       }
  52     getline(in, str);
  53     VERIFY( str == L"<greeting>Hall\u00f3 heimur</greeting>" );
  54   }
  55 }
  56
  57 int main()
  58 {
  59   test01();
  60 }