1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to
6 * deal in the Software without restriction, including without limitation the
7 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
8 * sell copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
20 * IN THE SOFTWARE.
21 */
22
23 /*********************************************************************
24 * @CaseName: dlclose_02
25 * @Brief: 测试dlclose关闭一对多so的动态库
26 *********************************************************************/
27
28 #include "common.h" /* PLEASE DON'T MODIFY THIS LINE */
29
30 // Func:本用例执行测试前进行环境初始化
31 // Args:同用例参数
tc_pre_test(int argc,char ** argv)32 int tc_pre_test(int argc, char **argv)
33 {
34 // @PRE-1: 测试so存在
35 char *files[] = {
36 "/data/tests/libc-test/ola_test/liba.so",
37 "/data/tests/libc-test/ola_test/libb.so",
38 "/data/tests/libc-test/ola_test/libcc.so"
39 };
40 int num_files = sizeof(files) /sizeof(files[0]);
41 if (check_so_exist(num_files, files) != 0) {
42 rt_err("check so failed\n");
43 }
44 return RT_EOK;
45 }
46
47 // Func: 用例执行测试活动，重要：本函数必须定义且函数名不可修改
48 // Args: 同用例参数
tc_do_test(int argc,char ** argv)49 int tc_do_test(int argc, char **argv)
50 {
51 // @STEP-1: dlopen加载libcc.so
52 // @EXPECT-1: 3个so都加载成功
53 int ret = 0;
54 char *direct_libs = "/data/tests/libc-test/ola_test/libcc.so";
55 void *direct_hdls[] = { NULL, NULL };
56 char *depend_libs[] = {
57 "/data/tests/libc-test/ola_test/liba.so",
58 "/data/tests/libc-test/ola_test/libb.so"
59 };
60
61 direct_hdls[0] = dlopen(direct_libs, RTLD_NOW | RTLD_GLOBAL);
62 if (!direct_hdls[0]) {
63 rt_err("dlopen %c failed: %s \n", direct_libs[0], dlerror());
64 }
65 if (!check_loaded(direct_libs)) {
66 rt_err("dso %c exist in /proc/self/maps\n", direct_libs[0]);
67 }
68 if (!check_loaded(depend_libs[0]) || !check_loaded(depend_libs[1])) {
69 rt_err("dso %s or %s should exist in /proc/self/maps\n", depend_libs[0], depend_libs[1]);
70 }
71
72 // @STEP-2: dlclose卸载libcc.so
73 // @EXPECT-2: 2个so均被卸载
74 ret = dlclose(direct_hdls[0]);
75 if (ret != 0) {
76 rt_err("dlclose %c failed: %s \n", direct_libs[0], dlerror());
77 }
78
79 if (check_loaded(depend_libs[0]) || check_loaded(depend_libs[1])) {
80 rt_err("dso %c or %c shouldn't exist in /proc/self/maps\n", direct_libs[0], direct_libs[1]);
81 }
82
83 return RT_EOK;
84 }
85
86 // Func: 本用例执行完测试活动后进行用例清理操作
87 // Args: 同用例参数
tc_post_test(int argc,char ** argv)88 int tc_post_test(int argc, char **argv)
89 {
90 return RT_EOK;
91 }
92
93 // Func: 本用例执行失败后需要进行的日志收集动作
tc_get_debuginfo(int argc,char ** argv)94 int tc_get_debuginfo(int argc, char **argv)
95 {
96 return RT_EOK;
97 }
98
main()99 int main() {
100 if(tc_pre_test(0, NULL)) {
101 rt_err("tc_pre_test failed:\n");
102 return -1;
103 }
104 if(tc_do_test(0, NULL)) {
105 rt_err("tc_do_test failed:\n");
106 return -1;
107 }
108 if(tc_post_test(0, NULL)) {
109 rt_err("tc_post_test failed:\n");
110 return -1;
111 }
112 if(tc_get_debuginfo(0, NULL)) {
113 rt_err("tc_get_debuginfo failed:\n");
114 return -1;
115 }
116 return 0;
117 }