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 <stdint.h>
18
19 #include <gtest/gtest.h>
20 #include <utils/Errors.h>
21
22 #include <android/sensor.h>
23 #include <hardware/sensors-base.h>
24 #include <sensor/SensorManager.h>
25 #include <sensor/SensorEventQueue.h>
26
27 namespace android {
28
29 class SensorEventQueueTest : public ::testing::Test {
30 protected:
31 typedef std::vector<int32_t> Events;
32
SensorEventQueueTest()33 SensorEventQueueTest() {};
34
SetUp()35 virtual void SetUp() override {
36 SensorManager& manager = SensorManager::getInstanceForPackage(String16("SensorEventQueueTest"));
37 mQueue = manager.createEventQueue();
38 }
39
configureAdditionalInfo(bool enable)40 void configureAdditionalInfo(bool enable) {
41 mQueue->requestAdditionalInfo = enable;
42 }
43
filterEvents(const Events & types) const44 Events filterEvents(const Events &types) const {
45 // Convert the events into SensorEvent array
46 ASensorEvent* events = new ASensorEvent[types.size()];
47 for (size_t i = 0; i < types.size(); i++) {
48 events[i].type = types[i];
49 }
50
51 // Filter the events
52 ssize_t filteredCount = mQueue->filterEvents(events, types.size());
53
54 // Copy the result into an output vector
55 Events result;
56 for (size_t i = 0; i < filteredCount; i++) {
57 result.push_back(events[i].type);
58 }
59 delete[] events;
60
61 return result;
62 }
63
getExpectedEvents(const Events & events) const64 Events getExpectedEvents(const Events &events) const {
65 Events output;
66 for (size_t i = 0; i != events.size(); i++) {
67 // Copy events if the event queue is configured to receive them
68 if (events[i] != SENSOR_TYPE_ADDITIONAL_INFO || mQueue->requestAdditionalInfo) {
69 output.push_back(events[i]);
70 }
71 }
72 return output;
73 }
74
runFilterTest(const Events & events)75 void runFilterTest(const Events& events) {
76 Events filtered = filterEvents(events);
77 Events expected = getExpectedEvents(events);
78 EXPECT_EQ(expected.size(), filtered.size());
79 EXPECT_EQ(expected, filtered);
80 }
81
82 private:
83 sp<SensorEventQueue> mQueue;
84 };
85
TEST_F(SensorEventQueueTest,FilterZeroEvents)86 TEST_F(SensorEventQueueTest, FilterZeroEvents) {
87 configureAdditionalInfo(false /* enable */);
88 runFilterTest({});
89 }
90
TEST_F(SensorEventQueueTest,FilterEvents_ReceiveAdditionalInfo)91 TEST_F(SensorEventQueueTest, FilterEvents_ReceiveAdditionalInfo) {
92 configureAdditionalInfo(true /* enable */);
93 runFilterTest({SENSOR_TYPE_ADDITIONAL_INFO,
94 SENSOR_TYPE_ACCELEROMETER,
95 SENSOR_TYPE_GYROSCOPE,
96 SENSOR_TYPE_ADDITIONAL_INFO,
97 SENSOR_TYPE_ADDITIONAL_INFO,
98 SENSOR_TYPE_MAGNETIC_FIELD});
99 }
100
TEST_F(SensorEventQueueTest,FilterEvents_RemoveAll)101 TEST_F(SensorEventQueueTest, FilterEvents_RemoveAll) {
102 configureAdditionalInfo(false /* enable */);
103 runFilterTest({SENSOR_TYPE_ADDITIONAL_INFO,
104 SENSOR_TYPE_ADDITIONAL_INFO,
105 SENSOR_TYPE_ADDITIONAL_INFO});
106 }
107
TEST_F(SensorEventQueueTest,FilterEvents_RemoveFirst)108 TEST_F(SensorEventQueueTest, FilterEvents_RemoveFirst) {
109 configureAdditionalInfo(false /* enable */);
110 runFilterTest({SENSOR_TYPE_ADDITIONAL_INFO,
111 SENSOR_TYPE_ACCELEROMETER,
112 SENSOR_TYPE_GYROSCOPE,
113 SENSOR_TYPE_MAGNETIC_FIELD});
114 }
115
TEST_F(SensorEventQueueTest,FilterEvents_RemoveAllButOne)116 TEST_F(SensorEventQueueTest, FilterEvents_RemoveAllButOne) {
117 configureAdditionalInfo(false /* enable */);
118 runFilterTest({SENSOR_TYPE_ADDITIONAL_INFO,
119 SENSOR_TYPE_ADDITIONAL_INFO,
120 SENSOR_TYPE_ACCELEROMETER,
121 SENSOR_TYPE_ADDITIONAL_INFO});
122 }
123
TEST_F(SensorEventQueueTest,FilterEvents_RemoveLast)124 TEST_F(SensorEventQueueTest, FilterEvents_RemoveLast) {
125 configureAdditionalInfo(false /* enable */);
126 runFilterTest({SENSOR_TYPE_ACCELEROMETER,
127 SENSOR_TYPE_GYROSCOPE,
128 SENSOR_TYPE_MAGNETIC_FIELD,
129 SENSOR_TYPE_ADDITIONAL_INFO});
130 }
131
TEST_F(SensorEventQueueTest,FilterEvents_RemoveConsecutive)132 TEST_F(SensorEventQueueTest, FilterEvents_RemoveConsecutive) {
133 configureAdditionalInfo(false /* enable */);
134 runFilterTest({SENSOR_TYPE_MAGNETIC_FIELD,
135 SENSOR_TYPE_ADDITIONAL_INFO,
136 SENSOR_TYPE_ADDITIONAL_INFO,
137 SENSOR_TYPE_ADDITIONAL_INFO,
138 SENSOR_TYPE_ADDITIONAL_INFO,
139 SENSOR_TYPE_ADDITIONAL_INFO,
140 SENSOR_TYPE_ACCELEROMETER});
141 }
142
TEST_F(SensorEventQueueTest,FilterEvents_RemoveInterleaved)143 TEST_F(SensorEventQueueTest, FilterEvents_RemoveInterleaved) {
144 configureAdditionalInfo(false /* enable */);
145 runFilterTest({SENSOR_TYPE_ACCELEROMETER,
146 SENSOR_TYPE_GYROSCOPE,
147 SENSOR_TYPE_ADDITIONAL_INFO,
148 SENSOR_TYPE_ACCELEROMETER,
149 SENSOR_TYPE_GYROSCOPE,
150 SENSOR_TYPE_ADDITIONAL_INFO,
151 SENSOR_TYPE_MAGNETIC_FIELD});
152 }
153
TEST_F(SensorEventQueueTest,FilterEvents_ReconfigureAdditionalInfo)154 TEST_F(SensorEventQueueTest, FilterEvents_ReconfigureAdditionalInfo) {
155 configureAdditionalInfo(false /* enable */);
156 const Events events = {SENSOR_TYPE_ACCELEROMETER,
157 SENSOR_TYPE_GYROSCOPE,
158 SENSOR_TYPE_ADDITIONAL_INFO,
159 SENSOR_TYPE_MAGNETIC_FIELD,
160 SENSOR_TYPE_ADDITIONAL_INFO};
161 runFilterTest(events);
162
163 // Update setting to request Additional Info
164 configureAdditionalInfo(true /* enable */);
165 runFilterTest(events);
166
167 // Update setting to stop requesting Additional Info
168 configureAdditionalInfo(true /* enable */);
169 runFilterTest(events);
170 }
171
172 } // namespace android
173