1 /*
2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this list of
9 * conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
12 * of conditions and the following disclaimer in the documentation and/or other materials
13 * provided with the distribution.
14 *
15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
16 * to endorse or promote products derived from this software without specific prior written
17 * permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31 #include "lt_clock_test.h"
32
ClockTest(void)33 static int ClockTest(void)
34 {
35 clockid_t clockid;
36 struct timespec ts;
37 int ret;
38 pid_t pid = 0;
39 int passflag = 0;
40
41 /* get kernel process 1 clockid */
42 pid = 1;
43 ret = clock_getcpuclockid(1, &clockid);
44 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
45 ICUNIT_ASSERT_EQUAL(clockid, CLOCK_GET_CPU_CLOCKID(pid), clockid);
46
47 /* get clockid time */
48 ret = clock_gettime(clockid, &ts);
49 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
50 printf("Obtaining the process running time: %lld second, %ld nanosecond\n", ts.tv_sec, ts.tv_nsec);
51
52 /* get user process 2 clockid */
53 pid = 2; // 2, test the process 2 (An existent pid)
54 ret = clock_getcpuclockid(2, &clockid);
55 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
56 ICUNIT_ASSERT_EQUAL(clockid, CLOCK_GET_CPU_CLOCKID(pid), clockid);
57
58 /* get clockid time */
59 ret = clock_gettime(clockid, &ts);
60 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
61 printf("Obtaining the process running time: %lld second, %ld nanosecond\n", ts.tv_sec, ts.tv_nsec);
62
63 /* get current process clockid */
64 pid = getpid();
65 ret = clock_getcpuclockid(getpid(), &clockid);
66 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
67 ICUNIT_ASSERT_EQUAL(clockid, CLOCK_GET_CPU_CLOCKID(pid), clockid);
68
69 /* get clockid time */
70 ret = clock_gettime(clockid, &ts);
71 ICUNIT_ASSERT_EQUAL(ret, 0, ret);
72 printf("Obtaining the process running time: %lld second, %ld nanosecond\n", ts.tv_sec, ts.tv_nsec);
73
74 return 0;
75 }
76
ClockTest003(void)77 void ClockTest003(void)
78 {
79 TEST_ADD_CASE(__FUNCTION__, ClockTest, TEST_POSIX, TEST_TIMES, TEST_LEVEL0, TEST_FUNCTION);
80 }
81