libstdc++-v3/testsuite/27_io/basic_streambuf/imbue/char/9322.cc

   1 // 1999-10-11 bkoz
   2
   3 // Copyright (C) 1999, 2000, 2001, 2002, 2003 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 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 // As a special exception, you may use this file as part of a free software
  22 // library without restriction.  Specifically, if other files instantiate
  23 // templates or use macros or inline functions from this file, or you compile
  24 // this file and link it with other files to produce an executable, this
  25 // file does not by itself cause the resulting executable to be covered by
  26 // the GNU General Public License.  This exception does not however
  27 // invalidate any other reasons why the executable file might be covered by
  28 // the GNU General Public License.
  29
  30 // 27.5.2 template class basic_streambuf
  31
  32 #include <cstring> // for memset, memcmp
  33 #include <streambuf>
  34 #include <sstream>
  35 #include <ostream>
  36 #include <testsuite_hooks.h>
  37
  38 class testbuf : public std::streambuf
  39 {
  40 public:
  41   typedef std::streambuf::traits_type traits_type;
  42
  43   testbuf() : std::streambuf() { }
  44 };
  45
  46 // libstdc++/9322
  47 void test08()
  48 {
  49   using std::locale;
  50   bool test = true;
  51
  52   locale loc;
  53   testbuf ob;
  54   VERIFY( ob.getloc() == loc );
  55
  56   locale::global(__gnu_test::try_named_locale("en_US"));
  57   VERIFY( ob.getloc() == loc );
  58
  59   locale loc_de = __gnu_test::try_named_locale("de_DE");
  60   locale ret = ob.pubimbue(loc_de);
  61   VERIFY( ob.getloc() == loc_de );
  62   VERIFY( ret == loc );
  63
  64   locale::global(loc);
  65   VERIFY( ob.getloc() == loc_de );
  66 }
  67
  68 int main()
  69 {
  70   test08();
  71   return 0;
  72 }