1 /*
2 * Copyright (C) 2019 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 #include <gmock/gmock.h>
19
20 #include <binder/Binder.h>
21 #include <binder/ProcessState.h>
22 #include <binder/IServiceManager.h>
23
24 #include "fakeservicemanager/FakeServiceManager.h"
25
26 using android::sp;
27 using android::BBinder;
28 using android::IBinder;
29 using android::OK;
30 using android::status_t;
31 using android::FakeServiceManager;
32 using android::String16;
33 using android::IServiceManager;
34 using testing::ElementsAre;
35
getBinder()36 static sp<IBinder> getBinder() {
37 class LinkableBinder : public BBinder {
38 status_t linkToDeath(const sp<DeathRecipient>&, void*, uint32_t) override {
39 // let SM linkToDeath
40 return OK;
41 }
42 };
43
44 return new LinkableBinder;
45 }
46
TEST(AddService,HappyHappy)47 TEST(AddService, HappyHappy) {
48 auto sm = new FakeServiceManager();
49 EXPECT_EQ(sm->addService(String16("foo"), getBinder(), false /*allowIsolated*/,
50 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), OK);
51 }
52
TEST(AddService,SadNullBinder)53 TEST(AddService, SadNullBinder) {
54 auto sm = new FakeServiceManager();
55 EXPECT_EQ(sm->addService(String16("foo"), nullptr, false /*allowIsolated*/,
56 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), android::UNEXPECTED_NULL);
57 }
58
TEST(AddService,HappyOverExistingService)59 TEST(AddService, HappyOverExistingService) {
60 auto sm = new FakeServiceManager();
61 EXPECT_EQ(sm->addService(String16("foo"), getBinder(), false /*allowIsolated*/,
62 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), OK);
63 EXPECT_EQ(sm->addService(String16("foo"), getBinder(), false /*allowIsolated*/,
64 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), OK);
65 }
66
TEST(AddService,HappyClearAddedService)67 TEST(AddService, HappyClearAddedService) {
68 auto sm = new FakeServiceManager();
69 EXPECT_EQ(sm->addService(String16("foo"), getBinder(), false /*allowIsolated*/,
70 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), OK);
71 EXPECT_NE(sm->getService(String16("foo")), nullptr);
72 sm->clear();
73 EXPECT_EQ(sm->getService(String16("foo")), nullptr);
74 }
75
TEST(GetService,HappyHappy)76 TEST(GetService, HappyHappy) {
77 auto sm = new FakeServiceManager();
78 sp<IBinder> service = getBinder();
79
80 EXPECT_EQ(sm->addService(String16("foo"), service, false /*allowIsolated*/,
81 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), OK);
82
83 EXPECT_EQ(sm->getService(String16("foo")), service);
84 }
85
TEST(GetService,NonExistant)86 TEST(GetService, NonExistant) {
87 auto sm = new FakeServiceManager();
88
89 EXPECT_EQ(sm->getService(String16("foo")), nullptr);
90 }
91
TEST(ListServices,AllServices)92 TEST(ListServices, AllServices) {
93 auto sm = new FakeServiceManager();
94
95 EXPECT_EQ(sm->addService(String16("sd"), getBinder(), false /*allowIsolated*/,
96 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), OK);
97 EXPECT_EQ(sm->addService(String16("sc"), getBinder(), false /*allowIsolated*/,
98 IServiceManager::DUMP_FLAG_PRIORITY_NORMAL), OK);
99 EXPECT_EQ(sm->addService(String16("sb"), getBinder(), false /*allowIsolated*/,
100 IServiceManager::DUMP_FLAG_PRIORITY_HIGH), OK);
101 EXPECT_EQ(sm->addService(String16("sa"), getBinder(), false /*allowIsolated*/,
102 IServiceManager::DUMP_FLAG_PRIORITY_CRITICAL), OK);
103
104 android::Vector<String16> out = sm->listServices(IServiceManager::DUMP_FLAG_PRIORITY_ALL);
105
106 // all there and in the right order
107 EXPECT_THAT(out, ElementsAre(String16("sa"), String16("sb"), String16("sc"),
108 String16("sd")));
109 }
110
TEST(WaitForService,NonExistant)111 TEST(WaitForService, NonExistant) {
112 auto sm = new FakeServiceManager();
113
114 EXPECT_EQ(sm->waitForService(String16("foo")), nullptr);
115 }
116
TEST(WaitForService,HappyHappy)117 TEST(WaitForService, HappyHappy) {
118 auto sm = new FakeServiceManager();
119 sp<IBinder> service = getBinder();
120
121 EXPECT_EQ(sm->addService(String16("foo"), service, false /*allowIsolated*/,
122 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), OK);
123
124 EXPECT_EQ(sm->waitForService(String16("foo")), service);
125 }
126
TEST(IsDeclared,NonExistant)127 TEST(IsDeclared, NonExistant) {
128 auto sm = new FakeServiceManager();
129
130 EXPECT_FALSE(sm->isDeclared(String16("foo")));
131 }
132
TEST(IsDeclared,HappyHappy)133 TEST(IsDeclared, HappyHappy) {
134 auto sm = new FakeServiceManager();
135 sp<IBinder> service = getBinder();
136
137 EXPECT_EQ(sm->addService(String16("foo"), service, false /*allowIsolated*/,
138 IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT), OK);
139
140 EXPECT_TRUE(sm->isDeclared(String16("foo")));
141 }
142