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50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++98, c++03
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// <filesystem>
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// enum class perm_options;
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#include "filesystem_include.hpp"
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#include <type_traits>
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#include <cassert>
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#include <sys/stat.h>
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#include "test_macros.h"
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#include "check_bitmask_types.hpp"
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constexpr fs::perm_options ME(int val) {
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return static_cast<fs::perm_options>(val);
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}
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int main(int, char**) {
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typedef fs::perm_options E;
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static_assert(std::is_enum<E>::value, "");
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// Check that E is a scoped enum by checking for conversions.
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typedef std::underlying_type<E>::type UT;
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static_assert(!std::is_convertible<E, UT>::value, "");
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static_assert(std::is_same<UT, unsigned char >::value, ""); // Implementation detail
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typedef check_bitmask_type<E, E::replace, E::nofollow> BitmaskTester;
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assert(BitmaskTester::check());
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static_assert(
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E::replace == ME(1) &&
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E::add == ME(2) &&
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E::remove == ME(4) &&
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E::nofollow == ME(8),
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"Expected enumeration values do not match");
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return 0;
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}
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