stubs_test.cpp revision c768874c667794bee278b9fbf207b5ca5df4e7a6 
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 defined(__BIONIC__)
27#define CHECK_GETPWNAM_FOR(username, uid, uid_type) \
28    SCOPED_TRACE(username); \
29    ASSERT_NO_FATAL_FAILURE(check_getpwnam(username, uid, uid_type));
30
31typedef enum {
32  TYPE_SYSTEM,
33  TYPE_APP
34} uid_type_t;
35
36static void check_getpwnam(const char* username, uid_t uid, uid_type_t uid_type) {
37  errno = 0;
38  passwd* pwd = getpwuid(uid);
39  ASSERT_TRUE(pwd != NULL);
40  ASSERT_EQ(0, errno);
41  EXPECT_STREQ(username, pwd->pw_name);
42  EXPECT_EQ(uid, pwd->pw_uid);
43  EXPECT_EQ(uid, pwd->pw_gid);
44  ASSERT_EQ(NULL, pwd->pw_passwd);
45#ifdef __LP64__
46  ASSERT_EQ(NULL, pwd->pw_gecos);
47#endif
48
49  if (uid_type == TYPE_SYSTEM) {
50    EXPECT_STREQ("/", pwd->pw_dir);
51  } else if (uid_type == TYPE_APP) {
52    EXPECT_STREQ("/data", pwd->pw_dir);
53  }
54
55  EXPECT_STREQ("/system/bin/sh", pwd->pw_shell);
56}
57#else
58#define CHECK_GETPWNAM_FOR(username, uid, uid_type) \
59  GTEST_LOG_(INFO) << "This test does nothing.\n";
60#endif
61
62TEST(getpwnam, system_id_root) {
63  CHECK_GETPWNAM_FOR("root", 0, TYPE_SYSTEM);
64}
65
66TEST(getpwnam, system_id_system) {
67  CHECK_GETPWNAM_FOR("system", 1000, TYPE_SYSTEM);
68}
69
70TEST(getpwnam, app_id_radio) {
71  CHECK_GETPWNAM_FOR("radio", 1001, TYPE_SYSTEM);
72}
73
74TEST(getpwnam, app_id_nobody) {
75  CHECK_GETPWNAM_FOR("nobody", 9999, TYPE_SYSTEM);
76}
77
78TEST(getpwnam, app_id_all_a0) {
79  CHECK_GETPWNAM_FOR("all_a0", 50000, TYPE_APP);
80}
81
82TEST(getpwnam, app_id_u1_a40000) {
83  CHECK_GETPWNAM_FOR("u1_a40000", 150000, TYPE_APP);
84}
85
86TEST(getpwnam, app_id_u0_a0) {
87  CHECK_GETPWNAM_FOR("u0_a0", 10000, TYPE_APP);
88}
89
90TEST(getpwnam, app_id_u0_a1234) {
91  CHECK_GETPWNAM_FOR("u0_a1234", 11234, TYPE_APP);
92}
93
94TEST(getpwnam, app_id_u0_a9999) {
95  CHECK_GETPWNAM_FOR("u0_a9999", 19999, TYPE_APP);
96}
97
98// nonsensical, but expected
99TEST(getpwnam, app_id_u1_root) {
100  CHECK_GETPWNAM_FOR("u1_root", 100000, TYPE_SYSTEM);
101}
102
103TEST(getpwnam, app_id_u1_radio) {
104  CHECK_GETPWNAM_FOR("u1_radio", 101001, TYPE_SYSTEM);
105}
106
107TEST(getpwnam, app_id_u1_a0) {
108  CHECK_GETPWNAM_FOR("u1_a0", 110000, TYPE_APP);
109}
110
111TEST(getpwnam, app_id_u1_i0) {
112  CHECK_GETPWNAM_FOR("u1_i0", 199000, TYPE_APP);
113}
114