weekday.pass.cpp (999B)
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 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 10 11 // <chrono> 12 // class weekday_last; 13 14 // constexpr chrono::weekday weekday() const noexcept; 15 // Returns: wd_ 16 17 #include <chrono> 18 #include <type_traits> 19 #include <cassert> 20 21 #include "test_macros.h" 22 23 int main() 24 { 25 using weekday = std::chrono::weekday; 26 using weekday_last = std::chrono::weekday_last; 27 28 ASSERT_NOEXCEPT( std::declval<const weekday_last>().weekday()); 29 ASSERT_SAME_TYPE(weekday, decltype(std::declval<const weekday_last>().weekday())); 30 31 for (unsigned i = 0; i <= 255; ++i) 32 assert(weekday_last{weekday{i}}.weekday() == weekday{i}); 33 }