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_exc.h"
32 #include "pthread.h"
33 
ThreadFunc2(void *arg)34 __attribute__((optnone)) static void *ThreadFunc2(void *arg)
35 {
36     while (1) {
37     }
38 
39     return nullptr;
40 }
41 
ThreadFunc1(void *arg)42 __attribute__((optnone)) static void *ThreadFunc1(void *arg)
43 {
44     int *test = nullptr;
45     *test = 0x1;
46 
47     while (1) {
48     }
49     return nullptr;
50 }
51 
TestThread(void)52 static int TestThread(void)
53 {
54     pthread_t newThread;
55     int ret;
56     int currThreadPolicy = 3;
57     int currThreadPri;
58     pthread_attr_t a = { 0 };
59     struct sched_param param = { 0 };
60     int count = 5;
61     while (count > 0) {
62         ret = pthread_create(&newThread, nullptr, ThreadFunc2, nullptr);
63         ICUNIT_ASSERT_EQUAL(ret, 0, ret);
64         count--;
65     }
66 
67     ret = pthread_getschedparam(pthread_self(), &currThreadPolicy, &param);
68     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
69     currThreadPri = param.sched_priority;
70 
71     ret = pthread_attr_init(&a);
72     param.sched_priority = currThreadPri - 1;
73     pthread_attr_setschedparam(&a, &param);
74     ret = pthread_create(&newThread, &a, ThreadFunc1, nullptr);
75     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
76 
77     return 0;
78 }
79 
80 
TestCase(void)81 __attribute__((optnone)) static int TestCase(void)
82 {
83     int *test = nullptr;
84     int count = 5;
85     int status = 0;
86     int ret;
87     pid_t pid = fork();
88     ICUNIT_ASSERT_WITHIN_EQUAL(pid, 0, INVALID_PROCESS_ID, pid);
89     if (pid == 0) {
90         (void)TestThread();
91         while (1) {
92         }
93     }
94 
95     ret = waitpid(pid, &status, 0);
96     ICUNIT_ASSERT_EQUAL(ret, pid, ret);
97     ret = WIFEXITED(status);
98     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
99     ret = WIFSIGNALED(status);
100     ICUNIT_ASSERT_EQUAL(ret, 1, ret);
101     ret = WTERMSIG(status);
102     ICUNIT_ASSERT_EQUAL(ret, SIGUSR2, ret);
103 
104     return 0;
105 }
106 
ItTestExc002(void)107 void ItTestExc002(void)
108 {
109     TEST_ADD_CASE("IT_TEST_EXC_002", TestCase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
110 }
111