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1 /**
2  * Copyright (c) 2022 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *   http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #include <pthread.h>
17 #include <unistd.h>
18 #include "functionalext.h"
19 
20 pthread_spinlock_t lock = 0;
21 volatile int count = 0;
22 
thread1(void)23 static void thread1(void)
24 {
25     int ret = pthread_spin_lock(&lock);
26     EXPECT_EQ("pthread_spin_lock_0100", ret, CMPFLAG);
27     ++count;
28     ret = pthread_spin_unlock(&lock);
29     pthread_exit("success");
30 }
31 
32 /**
33  * @tc.name      : pthread_spin_lock_0100
34  * @tc.desc      : Verify that the return value of the calling function is correct
35  * @tc.level     : Level 0
36  */
pthread_spin_lock_0100(void)37 void pthread_spin_lock_0100(void)
38 {
39     pthread_spinlock_t spin;
40 
41     int ret = pthread_spin_init(&spin, PTHREAD_PROCESS_PRIVATE);
42     EXPECT_EQ("pthread_spin_lock_0100", ret, CMPFLAG);
43 
44     ret = pthread_spin_lock(&spin);
45     EXPECT_EQ("pthread_spin_lock_0100", ret, CMPFLAG);
46 
47     ret = pthread_spin_unlock(&spin);
48     EXPECT_EQ("pthread_spin_lock_0100", ret, CMPFLAG);
49 
50     pthread_spin_destroy(&spin);
51 }
52 
53 /**
54  * @tc.name      : pthread_spin_lock_0200
55  * @tc.desc      : Verify that under multi-threading, whether the modification of the global variable data is
56  *                 as expected, and whether the spin lock is successfully locked
57  * @tc.level     : Level 0
58  */
pthread_spin_lock_0200(void)59 void pthread_spin_lock_0200(void)
60 {
61     pthread_t thread;
62     void *rev;
63 
64     int ret = pthread_spin_init(&lock, PTHREAD_PROCESS_PRIVATE);
65 
66     EXPECT_EQ("pthread_spin_lock_0200", ret, CMPFLAG);
67     ret = pthread_create(&thread, NULL, (void *)thread1, NULL);
68     if (ret != 0) {
69         EXPECT_EQ("pthread_spin_lock_0200", ret, CMPFLAG);
70         return;
71     }
72 
73     ret = pthread_spin_lock(&lock);
74     EXPECT_EQ("pthread_spin_lock_0200", ret, CMPFLAG);
75 
76     ++count;
77     ret = pthread_spin_unlock(&lock);
78 
79     pthread_join(thread, &rev);
80     EXPECT_STREQ("pthread_spin_lock_0200", rev, "success");
81     EXPECT_EQ("pthread_spin_lock_0200", count, 2);
82 
83     pthread_spin_destroy(&lock);
84 }
85 
main(void)86 int main(void)
87 {
88     pthread_spin_lock_0100();
89     pthread_spin_lock_0200();
90 
91     return t_status;
92 }