libstdc++-v3/testsuite/27_io/filesystem/operations/current_path.cc

   1 // { dg-do run { target c++17 } }
   2 // { dg-require-filesystem-ts "" }
   3
   4 // Copyright (C) 2014-2022 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 // 15.11 Current path [fs.op.current_path]
  22
  23 #include <filesystem>
  24 #include <testsuite_fs.h>
  25 #include <testsuite_hooks.h>
  26
  27 namespace fs = std::filesystem;
  28
  29 void
  30 test01()
  31 {
  32   fs::path dot(".");
  33   fs::path cwd = fs::current_path();
  34   std::error_code ec;
  35   fs::path cwd2 = fs::current_path(ec);
  36   VERIFY( cwd == cwd2 );
  37 }
  38
  39 void
  40 test02()
  41 {
  42   auto oldwd = fs::current_path();
  43   auto tmpdir = fs::temp_directory_path();
  44   current_path(tmpdir);
  45   VERIFY( canonical(fs::current_path()) == canonical(tmpdir) );
  46   std::error_code ec;
  47   current_path(oldwd, ec);
  48   VERIFY( canonical(fs::current_path()) == canonical(oldwd) );
  49   VERIFY( canonical(fs::current_path(ec)) == canonical(oldwd) );
  50 }
  51
  52 int
  53 main()
  54 {
  55   test01();
  56   test02();
  57 }