libstdc++-v3/testsuite/experimental/filesystem/path/modifiers/remove_filename.cc

   1 // { dg-options "-DUSE_FILESYSTEM_TS -lstdc++fs" }
   2 // { dg-do run { target c++11 } }
   3 // { dg-require-filesystem-ts "" }
   4
   5 // Copyright (C) 2014-2024 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // 8.4.5 path modifiers [path.modifiers]
  23
  24 #include <experimental/filesystem>
  25 #include <testsuite_fs.h>
  26 #include <testsuite_hooks.h>
  27
  28 using std::experimental::filesystem::path;
  29
  30 void
  31 test01()
  32 {
  33   VERIFY( path("/foo").remove_filename() == "/" );
  34   VERIFY( path("/").remove_filename() == "" );
  35 }
  36
  37 void
  38 test02()
  39 {
  40   for (const path p : __gnu_test::test_paths)
  41   {
  42     path p2(p);
  43     p2.remove_filename();
  44     p2 /= p.filename();
  45     VERIFY( p2 == p );
  46   }
  47 }
  48
  49 int
  50 main()
  51 {
  52   test01();
  53   test02();
  54 }