stubs_test.cpp revision 8a05a01de75d78a45d646115b20b2a3e3c12ba9e 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include <gtest/gtest.h>
18
19#include <sys/types.h>
20#include <sys/cdefs.h>
21#include <pwd.h>
22#include <errno.h>
23#include <limits.h>
24#include <unistd.h>
25
26#if __BIONIC__
27
28#define CHECK_GETPWNAM_FOR(username, uid, uid_type) \
29    SCOPED_TRACE(username); \
30    ASSERT_NO_FATAL_FAILURE(check_getpwnam(username, uid, uid_type));
31
32typedef enum {
33  TYPE_SYSTEM,
34  TYPE_APP
35} uid_type_t;
36
37static void check_getpwnam(const char* username, int uid, uid_type_t uid_type) {
38  errno = 0;
39  passwd* pwd = getpwuid(uid);
40  ASSERT_TRUE(pwd != NULL);
41  ASSERT_EQ(errno, 0);
42  EXPECT_STREQ(username, pwd->pw_name);
43  EXPECT_EQ(uid, pwd->pw_uid);
44  EXPECT_EQ(uid, pwd->pw_gid);
45
46  if (uid_type == TYPE_SYSTEM) {
47    EXPECT_STREQ("/", pwd->pw_dir);
48  } else if (uid_type == TYPE_APP) {
49    EXPECT_STREQ("/data", pwd->pw_dir);
50  }
51
52  EXPECT_STREQ("/system/bin/sh", pwd->pw_shell);
53}
54
55TEST(getpwnam, system_id_root) {
56  CHECK_GETPWNAM_FOR("root", 0, TYPE_SYSTEM);
57}
58
59TEST(getpwnam, system_id_system) {
60  CHECK_GETPWNAM_FOR("system", 1000, TYPE_SYSTEM);
61}
62
63TEST(getpwnam, app_id_radio) {
64  CHECK_GETPWNAM_FOR("radio", 1001, TYPE_SYSTEM);
65}
66
67TEST(getpwnam, app_id_nobody) {
68  CHECK_GETPWNAM_FOR("nobody", 9999, TYPE_SYSTEM);
69}
70
71TEST(getpwnam, app_id_all_a0) {
72  CHECK_GETPWNAM_FOR("all_a0", 50000, TYPE_APP);
73}
74
75TEST(getpwnam, app_id_u1_a40000) {
76  CHECK_GETPWNAM_FOR("u1_a40000", 150000, TYPE_APP);
77}
78
79TEST(getpwnam, app_id_u0_a0) {
80  CHECK_GETPWNAM_FOR("u0_a0", 10000, TYPE_APP);
81}
82
83TEST(getpwnam, app_id_u0_a1234) {
84  CHECK_GETPWNAM_FOR("u0_a1234", 11234, TYPE_APP);
85}
86
87TEST(getpwnam, app_id_u0_a9999) {
88  CHECK_GETPWNAM_FOR("u0_a9999", 19999, TYPE_APP);
89}
90
91// nonsensical, but expected
92TEST(getpwnam, app_id_u1_root) {
93  CHECK_GETPWNAM_FOR("u1_root", 100000, TYPE_SYSTEM);
94}
95
96TEST(getpwnam, app_id_u1_radio) {
97  CHECK_GETPWNAM_FOR("u1_radio", 101001, TYPE_SYSTEM);
98}
99
100TEST(getpwnam, app_id_u1_a0) {
101  CHECK_GETPWNAM_FOR("u1_a0", 110000, TYPE_APP);
102}
103
104TEST(getpwnam, app_id_u1_i0) {
105  CHECK_GETPWNAM_FOR("u1_i0", 199000, TYPE_APP);
106}
107
108#endif /* __BIONIC__ */
109