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 // C++17 30.10.8.4.3 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 // path::operator/=(const path&)
  32
  33 path append(path l, const path& r)
  34 {
  35   l /= r;
  36   return l;
  37 }
  38
  39 void
  40 test01()
  41 {
  42   compare_paths( append("/foo/bar", "/foo/"), "/foo/" );
  43
  44 #ifndef _GLIBCXX_FILESYSTEM_IS_WINDOWS
  45   compare_paths( append("baz", "baz"), "baz/baz" );
  46 #else
  47   compare_paths( append("baz", "baz"), "baz\\baz" );
  48 #endif
  49   compare_paths( append("baz/", "baz"), "baz/baz" );
  50   compare_paths( append("baz",  "/foo/bar"), "/foo/bar" );
  51   compare_paths( append("baz/", "/foo/bar"), "/foo/bar" );
  52
  53   VERIFY( append("", "").empty() );
  54   VERIFY( !append("", "rel").is_absolute() );
  55
  56   compare_paths( append("dir/", "/file"), "/file" );
  57   compare_paths( append("dir/", "file"),  "dir/file" );
  58 }
  59
  60 void
  61 test02()
  62 {
  63   // C++17 [fs.path.append] p4
  64 #ifndef _GLIBCXX_FILESYSTEM_IS_WINDOWS
  65   compare_paths( append("//host", "foo"),  "//host/foo" );
  66
  67   compare_paths( append("//host/", "foo"),  "//host/foo" );
  68
  69   // path("foo") / ""; // yields "foo/"
  70   compare_paths( append("foo", ""), "foo/" );
  71
  72   // path("foo") / "/bar"; // yields "/bar"
  73   compare_paths( append("foo", "/bar"), "/bar" );
  74 #else
  75   compare_paths( append("//host", "foo"),  "//host\\foo" );
  76
  77   compare_paths( append("//host/", "foo"), "//host/foo" );
  78
  79   // path("foo") / ""; // yields "foo/"
  80   compare_paths( append("foo", ""), "foo\\" );
  81
  82   // path("foo") / "/bar"; // yields "/bar"
  83   compare_paths( append("foo", "/bar"),  "/bar" );
  84
  85   // path("foo") / "c:/bar"; // yields "c:/bar"
  86   compare_paths( append("foo", "c:/bar"),  "c:/bar" );
  87
  88   // path("foo") / "c:"; // yields "c:"
  89   compare_paths( append("foo", "c:"),  "c:" );
  90
  91   // path("c:") / ""; // yields "c:"
  92   compare_paths( append("c:", ""),  "c:" );
  93
  94   // path("c:foo") / "/bar"; // yields "c:/bar"
  95   compare_paths( append("c:foo", "/bar"),  "c:/bar" );
  96
  97   // path("c:foo") / "c:bar"; // yields "c:foo/bar"
  98   compare_paths( append("foo", "c:\\bar"),  "c:\\bar" );
  99 #endif
 100 }
 101
 102 int
 103 main()
 104 {
 105   test01();
 106   test02();
 107 }