libstdc++-v3/testsuite/27_io/filesystem/path/concat/94063.cc

   1 // Copyright (C) 2020-2022 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-do run { target { *-*-*mingw* || *-*-cygwin } } }
  19 // { dg-require-effective-target c++17 }
  20
  21 #include <filesystem>
  22 #include <testsuite_hooks.h>
  23
  24 void
  25 test01()
  26 {
  27   using std::filesystem::path;
  28   path p;
  29
  30   // PR libstdc++/94063
  31 #ifdef _GLIBCXX_FILESYSTEM_IS_WINDOWS
  32   p = L"C";
  33   p += path(L":");
  34   VERIFY( p.has_root_name() );
  35   VERIFY( p.root_name() == p );
  36   p += path(L"\\");
  37   VERIFY( p.has_root_name() );
  38   VERIFY( p.has_root_directory() );
  39   VERIFY( p.root_name() == L"C:" );
  40   VERIFY( p.root_directory() == L"\\" );
  41
  42   p = L"C";
  43   p += L':';
  44   VERIFY( p.has_root_name() );
  45   VERIFY( p.root_name() == p );
  46   p += L'\\';
  47   VERIFY( p.has_root_name() );
  48   VERIFY( p.has_root_directory() );
  49   VERIFY( p.root_name() == L"C:" );
  50   VERIFY( p.root_directory() == L"\\" );
  51
  52   p = L"C:";
  53   p += path(L"/foo");
  54   VERIFY( p.has_root_name() );
  55   VERIFY( p.has_root_directory() );
  56   VERIFY( p.root_name() == L"C:" );
  57   VERIFY( p.root_directory() == L"/" );
  58   VERIFY( p.filename() == L"foo" );
  59
  60   p = L"C:";
  61   p += L"/foo";
  62   VERIFY( p.has_root_name() );
  63   VERIFY( p.has_root_directory() );
  64   VERIFY( p.root_name() == L"C:" );
  65   VERIFY( p.root_directory() == L"/" );
  66   VERIFY( p.filename() == L"foo" );
  67
  68   p = L"C";
  69   p += path(L":/foo");
  70   VERIFY( p.has_root_name() );
  71   VERIFY( p.has_root_directory() );
  72   VERIFY( p.root_name() == L"C:" );
  73   VERIFY( p.root_directory() == L"/" );
  74   VERIFY( p.filename() == L"foo" );
  75
  76   p = L"C";
  77   p += L":/foo";
  78   VERIFY( p.has_root_name() );
  79   VERIFY( p.has_root_directory() );
  80   VERIFY( p.root_name() == L"C:" );
  81   VERIFY( p.root_directory() == L"/" );
  82   VERIFY( p.filename() == L"foo" );
  83 #elif defined __CYGWIN__
  84   p = "/";
  85   p += path("/x");
  86   VERIFY( p.has_root_name() );
  87   VERIFY( p.root_name() == p );
  88
  89   p = "/";
  90   p += "/x";
  91   VERIFY( p.has_root_name() );
  92   VERIFY( p.root_name() == p );
  93
  94   p = "/";
  95   p += path("/");
  96   VERIFY( !p.has_root_name() );
  97   VERIFY( p.has_root_directory() );
  98
  99   p = "/";
 100   p += "/";
 101   VERIFY( !p.has_root_name() );
 102   VERIFY( p.has_root_directory() );
 103 #endif
 104 }
 105
 106 int
 107 main()
 108 {
 109   test01();
 110 }