// { dg-options "-DUSE_FILESYSTEM_TS -lstdc++fs" }
// { dg-do run { target c++11 } }
// { dg-require-filesystem-ts "" }

// Copyright (C) 2014-2021 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/>.

// 15.1 Absolute [fs.op.absolute]

#include <experimental/filesystem>
#include <testsuite_fs.h>
#include <testsuite_hooks.h>

using std::experimental::filesystem::path;

void
test01()
{
  for (const path p : __gnu_test::test_paths)
  {
#if defined(__MINGW32__) || defined(__MINGW64__)
    if (p.empty())
      continue;
#endif
    VERIFY( absolute(p).is_absolute() );
  }
}

void
test02()
{
#if defined(__MINGW32__) || defined(__MINGW64__)
  path p1("/");
  VERIFY( absolute(p1) != p1 );
  path p2("/foo");
  VERIFY( absolute(p2) != p2 );
  path p3("foo");
  VERIFY( absolute(p3) != p3 );
  path p4("C:\\");
  VERIFY( absolute(p3, p4) == "C:\\foo" );
  VERIFY( absolute(p4) == p4 );
#else
  path p1("/");
  VERIFY( absolute(p1) == p1 );
  VERIFY( absolute(p1, "/bar") == p1 );
  path p2("/foo");
  VERIFY( absolute(p2) == p2 );
  VERIFY( absolute(p2, "/bar") == p2 );
  path p3("foo");
  VERIFY( absolute(p3) != p3 );
  VERIFY( absolute(p3, "/bar") == "/bar/foo" );
#endif
}

int
main()
{
  test01();
  test02();
}