libstdc++-v3/testsuite/22_locale/codecvt/codecvt_utf8_utf16/66855.cc

   1 // Copyright (C) 2015-2016 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-options "-std=gnu++11" }
  19
  20 #include <codecvt>
  21 #include <testsuite_hooks.h>
  22
  23 void
  24 test01()
  25 {
  26   std::codecvt_utf8_utf16<char16_t> cvt;
  27   char16_t utf16[] = u"\ub098\ub294\ud0dc\uc624";
  28   const char16_t* nf16;
  29   char utf8[16];
  30   char* nt8;
  31   std::mbstate_t st{};
  32   auto res = cvt.out(st, utf16, utf16+4, nf16, utf8, utf8+16, nt8);
  33   VERIFY( res == std::codecvt_base::ok );
  34
  35   st = {};
  36   char16_t buf[4] = {};
  37   const char* nf8 = nt8;
  38   char16_t* nt16;
  39   res = cvt.in(st, utf8, nf8, nf8, buf, buf+4, nt16);
  40   VERIFY( res == std::codecvt_base::ok );
  41   VERIFY( nt16 == buf+4 );
  42   VERIFY( buf[0] == utf16[0] );
  43   VERIFY( buf[1] == utf16[1] );
  44   VERIFY( buf[2] == utf16[2] );
  45   VERIFY( buf[3] == utf16[3] );
  46 }
  47
  48 int
  49 main()
  50 {
  51   test01();
  52 }