1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <chrono>
10 
11 // duration
12 
13 // template <class Rep1, class Period1, class Rep2, class Period2>
14 //   constexpr
15 //   typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
16 //   operator%(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
17 
18 #include <chrono>
19 #include <cassert>
20 #include <ratio>
21 
22 #include "test_macros.h"
23 
main(int,char **)24 int main(int, char**)
25 {
26     {
27     std::chrono::nanoseconds ns1(15);
28     std::chrono::nanoseconds ns2(6);
29     std::chrono::nanoseconds r = ns1 % ns2;
30     assert(r.count() == 3);
31     }
32     {
33     std::chrono::microseconds us1(15);
34     std::chrono::nanoseconds ns2(28);
35     std::chrono::nanoseconds r = us1 % ns2;
36     assert(r.count() == 20);
37     }
38     {
39     std::chrono::duration<int, std::ratio<3, 5> > s1(6);
40     std::chrono::duration<int, std::ratio<2, 3> > s2(3);
41     std::chrono::duration<int, std::ratio<1, 15> > r = s1 % s2;
42     assert(r.count() == 24);
43     }
44 #if TEST_STD_VER >= 11
45     {
46     constexpr std::chrono::nanoseconds ns1(15);
47     constexpr std::chrono::nanoseconds ns2(6);
48     constexpr std::chrono::nanoseconds r = ns1 % ns2;
49     static_assert(r.count() == 3, "");
50     }
51     {
52     constexpr std::chrono::microseconds us1(15);
53     constexpr std::chrono::nanoseconds ns2(28);
54     constexpr std::chrono::nanoseconds r = us1 % ns2;
55     static_assert(r.count() == 20, "");
56     }
57     {
58     constexpr std::chrono::duration<int, std::ratio<3, 5> > s1(6);
59     constexpr std::chrono::duration<int, std::ratio<2, 3> > s2(3);
60     constexpr std::chrono::duration<int, std::ratio<1, 15> > r = s1 % s2;
61     static_assert(r.count() == 24, "");
62     }
63 #endif
64 
65   return 0;
66 }
67