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// <chrono> 11 12// time_point 13 14// explicit time_point(const duration& d); 15 16#include <chrono> 17#include <cassert> 18 19#include "test_macros.h" 20 21int main() 22{ 23 typedef std::chrono::system_clock Clock; 24 typedef std::chrono::milliseconds Duration; 25 { 26 std::chrono::time_point<Clock, Duration> t(Duration(3)); 27 assert(t.time_since_epoch() == Duration(3)); 28 } 29 { 30 std::chrono::time_point<Clock, Duration> t(std::chrono::seconds(3)); 31 assert(t.time_since_epoch() == Duration(3000)); 32 } 33#if TEST_STD_VER > 11 34 { 35 constexpr std::chrono::time_point<Clock, Duration> t(Duration(3)); 36 static_assert(t.time_since_epoch() == Duration(3), ""); 37 } 38 { 39 constexpr std::chrono::time_point<Clock, Duration> t(std::chrono::seconds(3)); 40 static_assert(t.time_since_epoch() == Duration(3000), ""); 41 } 42#endif 43} 44