xref: /llvm-project/libcxx/test/std/input.output/filesystems/class.path/path.member/path.modifiers/clear.pass.cpp (revision ac8c9f1e39e1a773fd81ce23dbf1c80ea186f226)

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

// UNSUPPORTED: c++03, c++11, c++14
// UNSUPPORTED: availability-filesystem-missing

// <filesystem>

// class path

// void clear() noexcept

#include <filesystem>
#include <cassert>
#include <type_traits>

#include "assert_macros.h"
#include "count_new.h"
#include "test_iterators.h"
namespace fs = std::filesystem;

int main(int, char**) {
  using namespace fs;
  {
    path p;
    ASSERT_NOEXCEPT(p.clear());
    ASSERT_SAME_TYPE(void, decltype(p.clear()));
    p.clear();
    assert(p.empty());
  }
  {
    const path p("/foo/bar/baz");
    path p2(p);
    assert(p == p2);
    p2.clear();
    assert(p2.empty());
  }

  return 0;
}