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 21 int 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
