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 <stdio.h>
17 #include <stdlib.h>
18 #include <stdint.h>
19 #include <unistd.h>
20 #include <sys/time.h>
21 #include <sys/select.h>
22 #include <signal.h>
23 #include <time.h>
24 #include <fcntl.h>
25 #include "functionalext.h"
26
27 extern int __select_time64(int, fd_set *__restrict, fd_set *__restrict, fd_set *__restrict, struct timeval *__restrict);
28
29 const int32_t COUNT_ZERO = 0;
30 const int32_t COUNT_FAILED = -1;
31
32 /**
33 * @tc.name : select_0100
34 * @tc.desc : Verify that the monitoring descriptor is successful (valid parameters)
35 * @tc.level : Level 0
36 */
select_0100(void)37 void select_0100(void)
38 {
39 struct timeval timeout;
40 timeout.tv_sec = 5;
41 timeout.tv_usec = 0;
42 fd_set readfds, writefds;
43 FD_ZERO(&readfds);
44 FD_ZERO(&writefds);
45 FD_SET(0, &readfds);
46 FD_SET(1, &writefds);
47 int result;
48 result = select(2, &readfds, &writefds, 0, &timeout);
49 EXPECT_TRUE("select_0100", result > 0);
50 }
51
52 /**
53 * @tc.name : select_0200
54 * @tc.desc : Failed to validate monitoring descriptor
55 * (invalid parameter, microsecond invalid value in timeout structure)
56 * @tc.level : Level 2
57 */
select_0200(void)58 void select_0200(void)
59 {
60 struct timeval timeout;
61 timeout.tv_sec = -50;
62 fd_set readfds, writefds;
63 FD_ZERO(&readfds);
64 FD_ZERO(&writefds);
65 FD_SET(0, &readfds);
66 FD_SET(1, &writefds);
67 int result;
68 result = select(2, &readfds, &writefds, 0, &timeout);
69 EXPECT_EQ("select_0200", result, COUNT_FAILED);
70 }
71
72 /**
73 * @tc.name : select_0300
74 * @tc.desc : Validation monitoring descriptor failed
75 * (invalid parameter, invalid parameter added to descriptor set)
76 * @tc.level : Level 1
77 */
select_0300(void)78 void select_0300(void)
79 {
80 struct timeval timeout;
81 timeout.tv_sec = 0;
82 fd_set readfds, writefds;
83 int fd1, fd2;
84 FD_ZERO(&readfds);
85 FD_ZERO(&writefds);
86 FD_SET(2, &readfds);
87 FD_SET(2, &writefds);
88 int result;
89 result = select(2, &readfds, &writefds, 0, &timeout);
90 EXPECT_EQ("select_0300", result, COUNT_ZERO);
91 }
92
93 /**
94 * @tc.name : select_time64_0100
95 * @tc.desc : Verify that the monitoring descriptor is successful (valid parameters)
96 * @tc.level : Level 0
97 */
select_time64_0100(void)98 void select_time64_0100(void)
99 {
100 struct timeval timeout;
101 timeout.tv_sec = 5;
102 timeout.tv_usec = 0;
103 fd_set readfds, writefds;
104 FD_ZERO(&readfds);
105 FD_ZERO(&writefds);
106 FD_SET(0, &readfds);
107 FD_SET(1, &writefds);
108 int result;
109 result = __select_time64(2, &readfds, &writefds, 0, &timeout);
110 EXPECT_TRUE("select_time64_0100", result > 0);
111 }
112
main(void)113 int main(void)
114 {
115 select_0100();
116 select_0200();
117 select_0300();
118 select_time64_0100();
119 return t_status;
120 }
121