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 "it_test_process.h"
32 #include "sched.h"
33
TestCase()34 static int TestCase()
35 {
36 #define PROCESS_TEST_PRI1 (currProcessPri + 1)
37 struct sched_param param = { 0 };
38 int ret = OS_ERROR;
39 int val, currPolicy;
40 int currProcessPri = getpriority(PRIO_PROCESS, getpid());
41 ICUNIT_GOTO_WITHIN_EQUAL(currProcessPri, 0, 31, currProcessPri, ERROR_OUT); // 31, assert currProcessPri equal to this.
42
43 currPolicy = sched_getscheduler(getpid());
44 ICUNIT_GOTO_EQUAL(currPolicy, SCHED_RR, currPolicy, ERROR_OUT);
45
46 val = getpriority(PRIO_PROCESS, 0);
47 ICUNIT_GOTO_EQUAL(val, currProcessPri, val, ERROR_OUT);
48
49 ret = sched_getparam(0, ¶m);
50 ICUNIT_GOTO_EQUAL(ret, 0, ret, ERROR_OUT);
51 ICUNIT_GOTO_EQUAL(param.sched_priority, currProcessPri, param.sched_priority, ERROR_OUT);
52
53 val = sched_getscheduler(0);
54 ICUNIT_GOTO_EQUAL(val, currPolicy, val, ERROR_OUT);
55
56 ret = setpriority(PRIO_PROCESS, 0, PROCESS_TEST_PRI1);
57 ICUNIT_GOTO_EQUAL(ret, 0, ret, ERROR_OUT);
58
59 ret = getpriority(PRIO_PROCESS, 0);
60 ICUNIT_GOTO_EQUAL(ret, PROCESS_TEST_PRI1, ret, ERROR_OUT);
61
62 param.sched_priority = currProcessPri;
63 ret = sched_setparam(0, ¶m);
64 ICUNIT_GOTO_EQUAL(ret, 0, ret, ERROR_OUT);
65
66 ret = getpriority(PRIO_PROCESS, getpid());
67 ICUNIT_GOTO_EQUAL(ret, currProcessPri, ret, ERROR_OUT);
68
69 ret = sched_setscheduler(0, SCHED_FIFO, ¶m);
70 ICUNIT_GOTO_EQUAL(ret, -1, ret, ERROR_OUT);
71 ret = errno;
72 ICUNIT_GOTO_EQUAL(ret, EINVAL, ret, ERROR_OUT);
73
74 ret = sched_setscheduler(0, SCHED_RR, ¶m);
75 ICUNIT_GOTO_EQUAL(ret, 0, ret, ERROR_OUT);
76
77 ret = sched_setscheduler(1, SCHED_FIFO, ¶m);
78 ICUNIT_GOTO_EQUAL(ret, -1, ret, ERROR_OUT);
79 ret = errno;
80 ICUNIT_GOTO_EQUAL(ret, EPERM, ret, ERROR_OUT);
81
82 ret = sched_setscheduler(2, SCHED_FIFO, ¶m); // 2, input the pid.
83 ICUNIT_GOTO_EQUAL(ret, -1, ret, ERROR_OUT);
84 ret = errno;
85 ICUNIT_GOTO_EQUAL(ret, EPERM, ret, ERROR_OUT);
86
87 ret = sched_setparam(1, ¶m);
88 ICUNIT_GOTO_EQUAL(ret, -1, ret, ERROR_OUT);
89 ret = errno;
90 ICUNIT_GOTO_EQUAL(ret, EPERM, ret, ERROR_OUT);
91
92 ret = sched_setparam(2, ¶m); // 2, set the param.
93 ICUNIT_GOTO_EQUAL(ret, -1, ret, ERROR_OUT);
94 ret = errno;
95 ICUNIT_GOTO_EQUAL(ret, EPERM, ret, ERROR_OUT);
96
97 ret = setpriority(PRIO_PROCESS, 1, PROCESS_TEST_PRI1);
98 ICUNIT_GOTO_EQUAL(ret, -1, ret, ERROR_OUT);
99 ret = errno;
100 ICUNIT_GOTO_EQUAL(ret, EPERM, ret, ERROR_OUT);
101
102 ret = setpriority(PRIO_PROCESS, 2, PROCESS_TEST_PRI1); // 2, Used to calculate priorities.
103 ICUNIT_GOTO_EQUAL(ret, -1, ret, ERROR_OUT);
104 ret = errno;
105 ICUNIT_GOTO_EQUAL(ret, EPERM, ret, ERROR_OUT);
106
107 return 0;
108
109 ERROR_OUT:
110 return ret;
111 }
112
ItTestProcess013(void)113 void ItTestProcess013(void)
114 {
115 TEST_ADD_CASE("IT_POSIX_PROCESS_013", TestCase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
116 }
117