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_posix_pthread.h"
32
33 #define THREAD_COUNT 15
pthread_f01(void * arg)34 static void *pthread_f01(void *arg)
35 {
36 int rc;
37 pthread_t self = pthread_self();
38
39 rc = pthread_mutex_lock(&g_td.mutex);
40 ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
41
42 g_startNum++;
43 if (g_startNum > 5) { // 5: threshold for calling usleep
44 usleep(1000 * 10 * 2);
45 }
46
47 printf("pthread start_num: %d \n", g_startNum);
48 rc = pthread_cond_wait(&g_td.cond, &g_td.mutex);
49 ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
50
51 g_wakenNum++;
52
53 printf("pthread waken_num: %d \n", g_wakenNum);
54 rc = pthread_mutex_unlock(&g_td.mutex);
55 ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
56
57 EXIT:
58 return NULL;
59 }
Testcase(VOID)60 static UINT32 Testcase(VOID)
61 {
62 int i, rc;
63 g_startNum = 0;
64 g_wakenNum = 0;
65 pthread_t thread[THREAD_COUNT];
66
67 rc = pthread_mutex_init(&g_td.mutex, NULL);
68 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
69
70 rc = pthread_cond_init(&g_td.cond, NULL);
71 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
72
73 rc = pthread_mutex_lock(&g_td.mutex);
74 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
75
76 for (i = 0; i < THREAD_COUNT; i++) {
77 rc = pthread_create(&thread[i], NULL, pthread_f01, NULL);
78 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
79 usleep(1000 * 10 * 2);
80 }
81
82 rc = pthread_mutex_unlock(&g_td.mutex);
83 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
84
85 usleep(1000 * 10 * 1);
86
87 printf("%s %d pthread_cond_broadcast \n", __FUNCTION__, __LINE__);
88
89 /* broadcast and check if all waiters are wakened */
90 rc = pthread_cond_broadcast(&g_td.cond);
91 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
92
93 sleep(1);
94
95 printf("%s %d pthread_cond_broadcast two\n", __FUNCTION__, __LINE__);
96 rc = pthread_cond_broadcast(&g_td.cond);
97 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
98
99 /* join all secondary threads */
100 for (i = 0; i < THREAD_COUNT; i++) {
101 rc = pthread_join(thread[i], NULL);
102 ICUNIT_ASSERT_EQUAL(rc, 0, rc);
103 }
104
105 printf("start_num: %d", g_startNum);
106 rc = pthread_cond_destroy(&g_td.cond);
107 ICUNIT_ASSERT_EQUAL(rc, ENOERR, rc);
108
109 g_iCunitErrCode = 0;
110 g_iCunitErrLineNo = 0;
111
112 return PTHREAD_NO_ERROR;
113 }
114
115
ItPosixPthread090(VOID)116 VOID ItPosixPthread090(VOID) // IT_Layer_ModuleORFeature_No
117 {
118 TEST_ADD_CASE("IT_POSIX_PTHREAD_090", Testcase, TEST_POSIX, TEST_PTHREAD, TEST_LEVEL2, TEST_FUNCTION);
119 }
120