ctor.pass.cpp (1466B)
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; 13 14 // weekday() = default; 15 // explicit constexpr weekday(unsigned wd) noexcept; 16 // constexpr weekday(const sys_days& dp) noexcept; 17 // explicit constexpr weekday(const local_days& dp) noexcept; 18 // 19 // explicit constexpr operator unsigned() const noexcept; 20 21 // Effects: Constructs an object of type weekday by initializing m_ with m. 22 // The value held is unspecified if d is not in the range [0, 255]. 23 24 #include <chrono> 25 #include <type_traits> 26 #include <cassert> 27 28 #include "test_macros.h" 29 30 int main() 31 { 32 using weekday = std::chrono::weekday; 33 34 ASSERT_NOEXCEPT(weekday{}); 35 ASSERT_NOEXCEPT(weekday(1)); 36 ASSERT_NOEXCEPT(static_cast<unsigned>(weekday(1))); 37 38 constexpr weekday m0{}; 39 static_assert(static_cast<unsigned>(m0) == 0, ""); 40 41 constexpr weekday m1{1}; 42 static_assert(static_cast<unsigned>(m1) == 1, ""); 43 44 for (unsigned i = 0; i <= 255; ++i) 45 { 46 weekday m(i); 47 assert(static_cast<unsigned>(m) == i); 48 } 49 50 // TODO - sys_days and local_days ctor tests 51 }