1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // UNSUPPORTED: c++98, c++03 11 12 // <experimental/filesystem> 13 14 // enum class directory_options; 15 16 #include <experimental/filesystem> 17 #include <type_traits> 18 #include <cassert> 19 #include <sys/stat.h> 20 21 #include "test_macros.h" 22 #include "check_bitmask_types.hpp" 23 24 namespace fs = std::experimental::filesystem; 25 ME(int val)26constexpr fs::directory_options ME(int val) { return static_cast<fs::directory_options>(val); } 27 main()28int main() { 29 typedef fs::directory_options E; 30 static_assert(std::is_enum<E>::value, ""); 31 32 // Check that E is a scoped enum by checking for conversions. 33 typedef std::underlying_type<E>::type UT; 34 static_assert(!std::is_convertible<E, UT>::value, ""); 35 static_assert(std::is_same<UT, unsigned char>::value, ""); 36 37 typedef check_bitmask_type<E, E::follow_directory_symlink, E::skip_permission_denied> BitmaskTester; 38 assert(BitmaskTester::check()); 39 40 static_assert( 41 E::none == ME(0) && 42 E::follow_directory_symlink == ME(1) && 43 E::skip_permission_denied == ME(2), 44 "Expected enumeration values do not match"); 45 46 } 47