libstdc++-v3/testsuite/experimental/filesystem/path/construct/90281.cc

   1 // Copyright (C) 2019-2020 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 "-lstdc++fs" }
  19 // { dg-do run { target c++11 } }
  20 // { dg-require-filesystem-ts "" }
  21
  22 #include <experimental/filesystem>
  23 #include <testsuite_hooks.h>
  24
  25 namespace fs = std::experimental::filesystem;
  26
  27 template<bool B = std::is_same<fs::path::value_type, char>::value>
  28 typename std::enable_if<B, const char*>::type
  29 code_units()
  30 { return "\xf0\x9d\x84\x9e"; }
  31
  32 template<bool B = std::is_same<fs::path::value_type, wchar_t>::value>
  33 typename std::enable_if<B, const wchar_t*>::type
  34 code_units()
  35 { return L"\xD834\xDD1E"; }
  36
  37 // PR libstdc++/90281
  38 void
  39 test01()
  40 {
  41   const fs::path::string_type expected = code_units();
  42
  43   fs::path p8 = fs::u8path(u8"\U0001D11E");
  44   VERIFY( p8.native() == expected );
  45   fs::path p16(u"\U0001D11E");
  46   VERIFY( p16.native() == expected );
  47   fs::path p32(U"\U0001D11E");
  48   VERIFY( p32.native() == expected );
  49 }
  50
  51 int
  52 main()
  53 {
  54   test01();
  55 }