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// { dg-options "-std=gnu++17 -lstdc++fs" }
// { dg-do run { target c++17 } }
// { dg-require-filesystem-ts "" }
// Copyright (C) 2014-2018 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// 30.10.7.4.9 path decomposition [fs.path.decompose]
#include <filesystem>
#include <testsuite_hooks.h>
#include <testsuite_fs.h>
using std::filesystem::path;
void
test01()
{
path p1 = "foo/bar";
VERIFY( p1.root_directory() == path() );
path p2 = "/foo/bar";
VERIFY( p2.root_directory() == path("/") );
path p3 = "//foo";
#ifdef __CYGWIN__
VERIFY( p3.root_directory() == path() );
#else
VERIFY( p3.root_directory() == path("/") );
#endif
path p4 = "///foo";
VERIFY( p4.root_directory() == path("/") );
}
void
test02()
{
for (const path& p : __gnu_test::test_paths)
{
path rootdir = p.root_directory();
VERIFY( !rootdir.has_relative_path() );
if (!rootdir.empty())
#if defined(__MINGW32__) || defined(__MINGW64__)
VERIFY( rootdir.string() == "/" || rootdir.string() == "\\" );
#else
VERIFY( rootdir.string() == "/" );
#endif
}
}
int
main()
{
test01();
test02();
}
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