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Hunter Knepshield1b92d262020-01-15 17:48:01 -08001/*
2 * Copyright (C) 2020 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#define LOG_TAG "dumpstate_1_1_hidl_hal_test"
18
19#include <fcntl.h>
20#include <unistd.h>
Hunter Knepshield7b20bd72020-01-22 18:25:14 -080021
Hunter Knepshield1b92d262020-01-15 17:48:01 -080022#include <vector>
23
24#include <android/hardware/dumpstate/1.1/IDumpstateDevice.h>
25#include <android/hardware/dumpstate/1.1/types.h>
26#include <cutils/native_handle.h>
27#include <gtest/gtest.h>
28#include <hidl/GtestPrinter.h>
29#include <hidl/ServiceManagement.h>
30#include <log/log.h>
31
Hunter Knepshield7b20bd72020-01-22 18:25:14 -080032namespace {
33
Hunter Knepshield1b92d262020-01-15 17:48:01 -080034using ::android::sp;
35using ::android::hardware::Return;
36using ::android::hardware::dumpstate::V1_1::DumpstateMode;
37using ::android::hardware::dumpstate::V1_1::IDumpstateDevice;
38
39class DumpstateHidl1_1Test : public ::testing::TestWithParam<std::string> {
40 public:
41 virtual void SetUp() override {
42 dumpstate = IDumpstateDevice::getService(GetParam());
43 ASSERT_NE(dumpstate, nullptr) << "Could not get HIDL instance";
44 }
45
46 sp<IDumpstateDevice> dumpstate;
47};
48
49#define TEST_FOR_DUMPSTATE_MODE(name, body, mode) \
50 TEST_P(DumpstateHidl1_1Test, name##_##mode) { body(DumpstateMode::mode); }
51
52#define TEST_FOR_ALL_DUMPSTATE_MODES(name, body) \
53 TEST_FOR_DUMPSTATE_MODE(name, body, FULL); \
54 TEST_FOR_DUMPSTATE_MODE(name, body, INTERACTIVE); \
55 TEST_FOR_DUMPSTATE_MODE(name, body, REMOTE); \
56 TEST_FOR_DUMPSTATE_MODE(name, body, WEAR); \
57 TEST_FOR_DUMPSTATE_MODE(name, body, CONNECTIVITY); \
58 TEST_FOR_DUMPSTATE_MODE(name, body, WIFI); \
59 TEST_FOR_DUMPSTATE_MODE(name, body, DEFAULT);
60
Hunter Knepshield7b20bd72020-01-22 18:25:14 -080061constexpr uint64_t kDefaultTimeoutMillis = 30 * 1000; // 30 seconds
Hunter Knepshield1b92d262020-01-15 17:48:01 -080062
63// Negative test: make sure dumpstateBoard() doesn't crash when passed a null pointer.
64TEST_FOR_ALL_DUMPSTATE_MODES(TestNullHandle, [this](DumpstateMode mode) {
65 Return<void> status = dumpstate->dumpstateBoard_1_1(nullptr, mode, kDefaultTimeoutMillis);
66
67 ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
68});
69
70// Negative test: make sure dumpstateBoard() ignores a handle with no FD.
71TEST_FOR_ALL_DUMPSTATE_MODES(TestHandleWithNoFd, [this](DumpstateMode mode) {
72 native_handle_t* handle = native_handle_create(0, 0);
73 ASSERT_NE(handle, nullptr) << "Could not create native_handle";
74
75 Return<void> status = dumpstate->dumpstateBoard_1_1(handle, mode, kDefaultTimeoutMillis);
76
77 ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
78
79 native_handle_close(handle);
80 native_handle_delete(handle);
81});
82
83// Positive test: make sure dumpstateBoard() writes something to the FD.
84TEST_FOR_ALL_DUMPSTATE_MODES(TestOk, [this](DumpstateMode mode) {
85 // Index 0 corresponds to the read end of the pipe; 1 to the write end.
86 int fds[2];
87 ASSERT_EQ(0, pipe2(fds, O_NONBLOCK)) << errno;
88
89 native_handle_t* handle = native_handle_create(1, 0);
90 ASSERT_NE(handle, nullptr) << "Could not create native_handle";
91 handle->data[0] = fds[1];
92
93 Return<void> status = dumpstate->dumpstateBoard_1_1(handle, mode, kDefaultTimeoutMillis);
94 ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
95
96 // Check that at least one byte was written
97 char buff;
98 ASSERT_EQ(1, read(fds[0], &buff, 1)) << "dumped nothing";
99
100 native_handle_close(handle);
101 native_handle_delete(handle);
102});
103
104// Positive test: make sure dumpstateBoard() doesn't crash with two FDs.
105TEST_FOR_ALL_DUMPSTATE_MODES(TestHandleWithTwoFds, [this](DumpstateMode mode) {
106 int fds1[2];
107 int fds2[2];
108 ASSERT_EQ(0, pipe2(fds1, O_NONBLOCK)) << errno;
109 ASSERT_EQ(0, pipe2(fds2, O_NONBLOCK)) << errno;
110
111 native_handle_t* handle = native_handle_create(2, 0);
112 ASSERT_NE(handle, nullptr) << "Could not create native_handle";
113 handle->data[0] = fds1[1];
114 handle->data[1] = fds2[1];
115
116 Return<void> status = dumpstate->dumpstateBoard_1_1(handle, mode, kDefaultTimeoutMillis);
117 ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
118
119 native_handle_close(handle);
120 native_handle_delete(handle);
121});
122
123// Make sure dumpstateBoard_1_1 actually validates its arguments.
124TEST_P(DumpstateHidl1_1Test, TestInvalidModeArgument_Negative) {
125 int fds[2];
126 ASSERT_EQ(0, pipe2(fds, O_NONBLOCK)) << errno;
127
128 native_handle_t* handle = native_handle_create(1, 0);
129 ASSERT_NE(handle, nullptr) << "Could not create native_handle";
130 handle->data[0] = fds[1];
131
132 Return<void> status = dumpstate->dumpstateBoard_1_1(handle, static_cast<DumpstateMode>(-100),
133 kDefaultTimeoutMillis);
134 ASSERT_FALSE(status.isOk()) << "Status should not be ok with invalid mode param: "
135 << status.description();
136
137 native_handle_close(handle);
138 native_handle_delete(handle);
139}
140
141TEST_P(DumpstateHidl1_1Test, TestInvalidModeArgument_Undefined) {
142 int fds[2];
143 ASSERT_EQ(0, pipe2(fds, O_NONBLOCK)) << errno;
144
145 native_handle_t* handle = native_handle_create(1, 0);
146 ASSERT_NE(handle, nullptr) << "Could not create native_handle";
147 handle->data[0] = fds[1];
148
149 Return<void> status = dumpstate->dumpstateBoard_1_1(handle, static_cast<DumpstateMode>(9001),
150 kDefaultTimeoutMillis);
151 ASSERT_FALSE(status.isOk()) << "Status should not be ok with invalid mode param: "
152 << status.description();
153
154 native_handle_close(handle);
155 native_handle_delete(handle);
156}
157
158// Make sure toggling device logging doesn't crash.
159TEST_P(DumpstateHidl1_1Test, TestEnableDeviceLogging) {
160 Return<bool> status = dumpstate->setDeviceLoggingEnabled(true);
161
162 ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
163}
164
165TEST_P(DumpstateHidl1_1Test, TestDisableDeviceLogging) {
166 Return<bool> status = dumpstate->setDeviceLoggingEnabled(false);
167
168 ASSERT_TRUE(status.isOk()) << "Status should be ok: " << status.description();
169}
170
171INSTANTIATE_TEST_SUITE_P(
172 PerInstance, DumpstateHidl1_1Test,
173 testing::ValuesIn(android::hardware::getAllHalInstanceNames(IDumpstateDevice::descriptor)),
174 android::hardware::PrintInstanceNameToString);
Hunter Knepshield7b20bd72020-01-22 18:25:14 -0800175
176} // namespace