| //===----------------------------------------------------------------------===// |
| // |
| // 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; |
| } |