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 
main()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