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 // duration
13
14 // template <class Rep1, class Period1, class Rep2, class Period2>
15 // constexpr
16 // typename common_type<Rep1, Rep2>::type
17 // operator/(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
18
19 #include <chrono>
20 #include <cassert>
21
22 #include "test_macros.h"
23 #include "truncate_fp.h"
24
main()25 int main()
26 {
27 {
28 std::chrono::nanoseconds ns1(15);
29 std::chrono::nanoseconds ns2(5);
30 assert(ns1 / ns2 == 3);
31 }
32 {
33 std::chrono::microseconds us1(15);
34 std::chrono::nanoseconds ns2(5);
35 assert(us1 / ns2 == 3000);
36 }
37 {
38 std::chrono::duration<int, std::ratio<2, 3> > s1(30);
39 std::chrono::duration<int, std::ratio<3, 5> > s2(5);
40 assert(s1 / s2 == 6);
41 }
42 {
43 std::chrono::duration<int, std::ratio<2, 3> > s1(30);
44 std::chrono::duration<double, std::ratio<3, 5> > s2(5);
45 assert(s1 / s2 == truncate_fp(20./3));
46 }
47 #if TEST_STD_VER >= 11
48 {
49 constexpr std::chrono::nanoseconds ns1(15);
50 constexpr std::chrono::nanoseconds ns2(5);
51 static_assert(ns1 / ns2 == 3, "");
52 }
53 {
54 constexpr std::chrono::microseconds us1(15);
55 constexpr std::chrono::nanoseconds ns2(5);
56 static_assert(us1 / ns2 == 3000, "");
57 }
58 {
59 constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30);
60 constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
61 static_assert(s1 / s2 == 6, "");
62 }
63 {
64 constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30);
65 constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
66 static_assert(s1 / s2 == 20./3, "");
67 }
68 #endif
69 }
70