1// { dg-options "-std=gnu++11 -lstdc++fs" }
2// { dg-require-filesystem-ts "" }
3
4// Copyright (C) 2014-2015 Free Software Foundation, Inc.
5//
6// This file is part of the GNU ISO C++ Library.  This library is free
7// software; you can redistribute it and/or modify it under the
8// terms of the GNU General Public License as published by the
9// Free Software Foundation; either version 3, or (at your option)
10// any later version.
11
12// This library is distributed in the hope that it will be useful,
13// but WITHOUT ANY WARRANTY; without even the implied warranty of
14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15// GNU General Public License for more details.
16
17// You should have received a copy of the GNU General Public License along
18// with this library; see the file COPYING3.  If not see
19// <http://www.gnu.org/licenses/>.
20
21// 8.4.9 path decomposition [path.decompose]
22
23#include <experimental/filesystem>
24#include <testsuite_hooks.h>
25#include <testsuite_fs.h>
26
27using std::experimental::filesystem::path;
28
29void
30test01()
31{
32  path p1 = "foo";
33  VERIFY( p1.relative_path() == p1 );
34  path p2 = "foo/bar";
35  VERIFY( p2.relative_path() == p2 );
36  path p3 = "/foo/bar";
37  VERIFY( p3.relative_path() == p2 );
38}
39
40void
41test02()
42{
43  for (const path& p : __gnu_test::test_paths)
44  {
45    bool after_root = false;
46    const path prel = p.relative_path();
47    VERIFY( !prel.has_root_name() );
48    path rel;
49    for (const auto& cmpt : p)
50    {
51      if (!cmpt.has_root_path())
52        after_root = true;
53      if (after_root)
54        rel /= cmpt;
55    }
56    VERIFY( prel == rel );
57  }
58}
59
60int
61main()
62{
63  test01();
64  test02();
65}
66