libstdc++-v3/testsuite/27_io/filesystem/path/generation/normal2.cc

   1 // Copyright (C) 2019 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++17" }
  19 // { dg-do run { target c++17 } }
  20 // { dg-require-filesystem-ts "" }
  21
  22 #undef _GLIBCXX_USE_CXX11_ABI
  23 #define _GLIBCXX_USE_CXX11_ABI 0
  24 #include <filesystem>
  25 #include <testsuite_fs.h>
  26
  27 using std::filesystem::path;
  28
  29 void
  30 compare_paths(path p, std::string expected)
  31 {
  32 #if defined(_WIN32) && !defined(__CYGWIN__)
  33   for (auto& c : expected)
  34     if (c == '/')
  35       c = '\\';
  36 #endif
  37   __gnu_test::compare_paths(p, expected);
  38 }
  39
  40 void
  41 test02()
  42 {
  43   path p = "./a/b/c/../.././b/c";
  44   // For the COW string this used to produce incorrect results:
  45   auto norm = p.lexically_normal();
  46   compare_paths( norm, "a/b/c" );
  47 }
  48
  49 int
  50 main()
  51 {
  52   test02();
  53 }