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// time_point
12
13// template <class Clock, class Duration1, class Duration2>
14// bool
15// operator< (const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
16
17// template <class Clock, class Duration1, class Duration2>
18// bool
19// operator> (const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
20
21// template <class Clock, class Duration1, class Duration2>
22// bool
23// operator<=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
24
25// template <class Clock, class Duration1, class Duration2>
26// bool
27// operator>=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
28
29#include <chrono>
30#include <cassert>
31
32#include "test_macros.h"
33
34int main(int, char**)
35{
36 typedef std::chrono::system_clock Clock;
37 typedef std::chrono::milliseconds Duration1;
38 typedef std::chrono::microseconds Duration2;
39 typedef std::chrono::time_point<Clock, Duration1> T1;
40 typedef std::chrono::time_point<Clock, Duration2> T2;
41
42 {
43 T1 t1(Duration1(3));
44 T1 t2(Duration1(3));
45 assert(!(t1 < t2));
46 assert(!(t1 > t2));
47 assert( (t1 <= t2));
48 assert( (t1 >= t2));
49 }
50 {
51 T1 t1(Duration1(3));
52 T1 t2(Duration1(4));
53 assert( (t1 < t2));
54 assert(!(t1 > t2));
55 assert( (t1 <= t2));
56 assert(!(t1 >= t2));
57 }
58 {
59 T1 t1(Duration1(3));
60 T2 t2(Duration2(3000));
61 assert(!(t1 < t2));
62 assert(!(t1 > t2));
63 assert( (t1 <= t2));
64 assert( (t1 >= t2));
65 }
66 {
67 T1 t1(Duration1(3));
68 T2 t2(Duration2(3001));
69 assert( (t1 < t2));
70 assert(!(t1 > t2));
71 assert( (t1 <= t2));
72 assert(!(t1 >= t2));
73 }
74
75#if TEST_STD_VER > 11
76 {
77 constexpr T1 t1(Duration1(3));
78 constexpr T1 t2(Duration1(3));
79 static_assert(!(t1 < t2), "");
80 static_assert(!(t1 > t2), "");
81 static_assert( (t1 <= t2), "");
82 static_assert( (t1 >= t2), "");
83 }
84 {
85 constexpr T1 t1(Duration1(3));
86 constexpr T1 t2(Duration1(4));
87 static_assert( (t1 < t2), "");
88 static_assert(!(t1 > t2), "");
89 static_assert( (t1 <= t2), "");
90 static_assert(!(t1 >= t2), "");
91 }
92 {
93 constexpr T1 t1(Duration1(3));
94 constexpr T2 t2(Duration2(3000));
95 static_assert(!(t1 < t2), "");
96 static_assert(!(t1 > t2), "");
97 static_assert( (t1 <= t2), "");
98 static_assert( (t1 >= t2), "");
99 }
100 {
101 constexpr T1 t1(Duration1(3));
102 constexpr T2 t2(Duration2(3001));
103 static_assert( (t1 < t2), "");
104 static_assert(!(t1 > t2), "");
105 static_assert( (t1 <= t2), "");
106 static_assert(!(t1 >= t2), "");
107 }
108#endif
109
110 return 0;
111}
112

source code of libcxx/test/std/time/time.point/time.point.comparisons/op_less.pass.cpp