libstdc++-v3/testsuite/27_io/filesystem/path/query/is_absolute.cc

   1 // { dg-do run { target c++17 } }
   2
   3 // Copyright (C) 2018-2023 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 30.11.7.4.9 path decomposition [fs.path.decompose]
  21
  22 #include <filesystem>
  23 #include <testsuite_hooks.h>
  24
  25 using std::filesystem::path;
  26
  27 void
  28 test01()
  29 {
  30 #ifdef _GLIBCXX_FILESYSTEM_IS_WINDOWS
  31   const bool is_posix = false;
  32 #else
  33   const bool is_posix = true;
  34 #endif
  35
  36   VERIFY( path("/").is_absolute() == is_posix );
  37   VERIFY( path("/foo").is_absolute() == is_posix );
  38   VERIFY( path("/foo/").is_absolute() == is_posix );
  39   VERIFY( path("/foo/bar").is_absolute() == is_posix );
  40   VERIFY( path("/foo/bar/").is_absolute() == is_posix );
  41   VERIFY( ! path("foo").is_absolute() );
  42   VERIFY( ! path("foo/").is_absolute() );
  43   VERIFY( ! path("foo/bar").is_absolute() );
  44   VERIFY( ! path("foo/bar/").is_absolute() );
  45   VERIFY( ! path("c:").is_absolute() );
  46   VERIFY( ! path("c:foo").is_absolute() );
  47   VERIFY( ! path("c:foo/").is_absolute() );
  48   VERIFY( ! path("c:foo/bar").is_absolute() );
  49   VERIFY( ! path("c:foo/bar/").is_absolute() );
  50   VERIFY( path("c:/").is_absolute() == !is_posix );
  51   VERIFY( path("c:/foo").is_absolute() == !is_posix );
  52   VERIFY( path("c:/foo/").is_absolute() == !is_posix );
  53   VERIFY( path("c:/foo/bar").is_absolute() == !is_posix );
  54   VERIFY( path("c:/foo/bar/").is_absolute() == !is_posix );
  55 }
  56
  57 int
  58 main()
  59 {
  60   test01();
  61 }