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

   1 // { dg-do run { target c++17 } }
   2
   3 // Copyright (C) 2014-2022 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 // C++17 30.10.8.4.3 path appends [fs.path.append]
  21
  22 #include <filesystem>
  23 #include <testsuite_hooks.h>
  24 #include <testsuite_fs.h>
  25
  26 using std::filesystem::path;
  27 using __gnu_test::compare_paths;
  28
  29 // path::operator/=(const path&)
  30
  31 path append(path l, const path& r)
  32 {
  33   l /= r;
  34   return l;
  35 }
  36
  37 void
  38 test01()
  39 {
  40   compare_paths( append("/foo/bar", "/foo/"), "/foo/" );
  41
  42 #ifndef _GLIBCXX_FILESYSTEM_IS_WINDOWS
  43   compare_paths( append("baz", "baz"), "baz/baz" );
  44 #else
  45   compare_paths( append("baz", "baz"), "baz\\baz" );
  46 #endif
  47   compare_paths( append("baz/", "baz"), "baz/baz" );
  48   compare_paths( append("baz",  "/foo/bar"), "/foo/bar" );
  49   compare_paths( append("baz/", "/foo/bar"), "/foo/bar" );
  50
  51   VERIFY( append("", "").empty() );
  52   VERIFY( !append("", "rel").is_absolute() );
  53
  54   compare_paths( append("dir/", "/file"), "/file" );
  55   compare_paths( append("dir/", "file"),  "dir/file" );
  56
  57 #ifdef _GLIBCXX_FILESYSTEM_IS_WINDOWS
  58   compare_paths( append("c:/foo", "/bar"),  "c:/bar" );
  59 #endif
  60 }
  61
  62 void
  63 test02()
  64 {
  65   // C++17 [fs.path.append] p4
  66 #ifndef _GLIBCXX_FILESYSTEM_IS_WINDOWS
  67   compare_paths( append("//host", "foo"),  "//host/foo" );
  68
  69   compare_paths( append("//host/", "foo"),  "//host/foo" );
  70
  71   // path("foo") / ""; // yields "foo/"
  72   compare_paths( append("foo", ""), "foo/" );
  73
  74   // path("foo") / "/bar"; // yields "/bar"
  75   compare_paths( append("foo", "/bar"), "/bar" );
  76 #else
  77   compare_paths( append("//host", "foo"),  "//host\\foo" );
  78
  79   compare_paths( append("//host/", "foo"), "//host/foo" );
  80
  81   // path("foo") / ""; // yields "foo/"
  82   compare_paths( append("foo", ""), "foo\\" );
  83
  84   // path("foo") / "/bar"; // yields "/bar"
  85   compare_paths( append("foo", "/bar"),  "/bar" );
  86
  87   // path("foo") / "c:/bar"; // yields "c:/bar"
  88   compare_paths( append("foo", "c:/bar"),  "c:/bar" );
  89
  90   // path("foo") / "c:"; // yields "c:"
  91   compare_paths( append("foo", "c:"),  "c:" );
  92
  93   // path("c:") / ""; // yields "c:"
  94   compare_paths( append("c:", ""),  "c:" );
  95
  96   // path("c:foo") / "/bar"; // yields "c:/bar"
  97   compare_paths( append("c:foo", "/bar"),  "c:/bar" );
  98
  99   // path("c:foo") / "c:bar"; // yields "c:foo/bar"
 100   compare_paths( append("foo", "c:\\bar"),  "c:\\bar" );
 101 #endif
 102 }
 103
 104 int
 105 main()
 106 {
 107   test01();
 108   test02();
 109 }