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//===----------------------------------------------------------------------===//
//
// 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++98, c++03
// <filesystem>
// enum class copy_options;
#include "filesystem_include.h"
#include <type_traits>
#include <cassert>
#include "check_bitmask_types.h"
#include "test_macros.h"
constexpr fs::copy_options ME(int val) { return static_cast<fs::copy_options>(val); }
int main(int, char**) {
typedef fs::copy_options E;
static_assert(std::is_enum<E>::value, "");
// Check that E is a scoped enum by checking for conversions.
typedef std::underlying_type<E>::type UT;
static_assert(!std::is_convertible<E, UT>::value, "");
static_assert(std::is_same<UT, unsigned short>::value, ""); // Implementation detail
typedef check_bitmask_type<E, E::skip_existing, E::update_existing> BitmaskTester;
assert(BitmaskTester::check());
static_assert(
E::none == ME(0),
"Expected enumeration values do not match");
// Option group for copy_file
static_assert(
E::skip_existing == ME(1) &&
E::overwrite_existing == ME(2) &&
E::update_existing == ME(4),
"Expected enumeration values do not match");
// Option group for copy on directories
static_assert(
E::recursive == ME(8),
"Expected enumeration values do not match");
// Option group for copy on symlinks
static_assert(
E::copy_symlinks == ME(16) &&
E::skip_symlinks == ME(32),
"Expected enumeration values do not match");
// Option group for changing form of copy
static_assert(
E::directories_only == ME(64) &&
E::create_symlinks == ME(128) &&
E::create_hard_links == ME(256),
"Expected enumeration values do not match");
return 0;
}