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

   1 // { dg-options "-std=gnu++17 -lstdc++fs" }
   2 // { dg-do run { target c++17 } }
   3 // { dg-require-filesystem-ts "" }
   4
   5 // Copyright (C) 2014-2018 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 // 30.10.7.4.3 path appends [fs.path.append]
  23
  24 #include <filesystem>
  25 #include <testsuite_hooks.h>
  26 #include <testsuite_fs.h>
  27
  28 using std::filesystem::path;
  29 using __gnu_test::compare_paths;
  30
  31 void
  32 test01()
  33 {
  34   const path p("/foo/bar");
  35
  36   path pp = p;
  37   pp /= p;
  38   compare_paths( pp, p );
  39
  40   path q("baz");
  41
  42   path qq = q;
  43   qq /= q;
  44   compare_paths( qq, "baz/baz" );
  45
  46   q /= p;
  47   compare_paths( q, p );
  48
  49   path r = "";
  50   r /= path();
  51   VERIFY( r.empty() );
  52
  53   r /= path("rel");
  54   VERIFY( !r.is_absolute() );
  55
  56   path s = "dir/";
  57   s /= path("/file");
  58   compare_paths( s, "/file" );
  59
  60   s = "dir/";
  61   s /= path("file");
  62   compare_paths( s, "dir/file" );
  63 }
  64
  65 void
  66 test02()
  67 {
  68   // C++17 [fs.path.append] p4
  69
  70   path p = path("//host") / "foo";
  71   compare_paths( p, "//host/foo" );
  72
  73   path pp = path("//host/") / "foo";
  74   compare_paths( pp, "//host/foo" );
  75
  76   path q = path("foo") / "";
  77   compare_paths( q, "foo/" );
  78
  79   path qq = path("foo") / "/bar";
  80   compare_paths( qq, "/bar" );
  81 }
  82
  83 int
  84 main()
  85 {
  86   test01();
  87   test02();
  88 }