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comparison third_party/libuv/test/test-hrtime.c @ 160:948de3f54cea

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[ThirdParty] Added libuv
author June Park <parkjune1995@gmail.com>
date Wed, 14 Jan 2026 19:39:52 -0800
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159:05cf9467a1c3 160:948de3f54cea
1 /* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
2 *
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22 #include "uv.h"
23 #include "task.h"
24
25 #ifndef MILLISEC
26 # define MILLISEC 1000
27 #endif
28
29 #ifndef NANOSEC
30 # define NANOSEC ((uint64_t) 1e9)
31 #endif
32
33
34 TEST_IMPL(hrtime) {
35 uint64_t a, b, diff;
36 int i = 75;
37 while (i > 0) {
38 a = uv_hrtime();
39 uv_sleep(45);
40 b = uv_hrtime();
41
42 diff = b - a;
43
44 /* The windows Sleep() function has only a resolution of 10-20 ms. Check
45 * that the difference between the two hrtime values has a reasonable
46 * lower bound.
47 */
48 ASSERT_UINT64_GT(diff, (uint64_t) 25 * NANOSEC / MILLISEC);
49 --i;
50 }
51 return 0;
52 }
53
54
55 TEST_IMPL(clock_gettime) {
56 uv_timespec64_t t;
57
58 ASSERT_EQ(UV_EINVAL, uv_clock_gettime(1337, &t));
59 ASSERT_EQ(UV_EFAULT, uv_clock_gettime(1337, NULL));
60 ASSERT_OK(uv_clock_gettime(UV_CLOCK_MONOTONIC, &t));
61 ASSERT_OK(uv_clock_gettime(UV_CLOCK_REALTIME, &t));
62 ASSERT_GT(1682500000000ll, t.tv_sec); /* 2023-04-26T09:06:40.000Z */
63
64 return 0;
65 }