1 /*
2  * Copyright (C) 2010 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 "TestHelpers.h"
18 
19 #include <unistd.h>
20 #include <sys/mman.h>
21 #include <time.h>
22 
23 #include <cutils/ashmem.h>
24 #include <gtest/gtest.h>
25 #include <input/InputTransport.h>
26 #include <utils/Timers.h>
27 #include <utils/StopWatch.h>
28 
29 namespace android {
30 
31 class InputPublisherAndConsumerTest : public testing::Test {
32 protected:
33     sp<InputChannel> serverChannel, clientChannel;
34     InputPublisher* mPublisher;
35     InputConsumer* mConsumer;
36     PreallocatedInputEventFactory mEventFactory;
37 
SetUp()38     virtual void SetUp() {
39         status_t result = InputChannel::openInputChannelPair("channel name",
40                 serverChannel, clientChannel);
41 
42         mPublisher = new InputPublisher(serverChannel);
43         mConsumer = new InputConsumer(clientChannel);
44     }
45 
TearDown()46     virtual void TearDown() {
47         if (mPublisher) {
48             delete mPublisher;
49             mPublisher = NULL;
50         }
51 
52         if (mConsumer) {
53             delete mConsumer;
54             mConsumer = NULL;
55         }
56 
57         serverChannel.clear();
58         clientChannel.clear();
59     }
60 
61     void PublishAndConsumeKeyEvent();
62     void PublishAndConsumeMotionEvent();
63 };
64 
TEST_F(InputPublisherAndConsumerTest,GetChannel_ReturnsTheChannel)65 TEST_F(InputPublisherAndConsumerTest, GetChannel_ReturnsTheChannel) {
66     EXPECT_EQ(serverChannel.get(), mPublisher->getChannel().get());
67     EXPECT_EQ(clientChannel.get(), mConsumer->getChannel().get());
68 }
69 
PublishAndConsumeKeyEvent()70 void InputPublisherAndConsumerTest::PublishAndConsumeKeyEvent() {
71     status_t status;
72 
73     const uint32_t seq = 15;
74     const int32_t deviceId = 1;
75     const int32_t source = AINPUT_SOURCE_KEYBOARD;
76     const int32_t action = AKEY_EVENT_ACTION_DOWN;
77     const int32_t flags = AKEY_EVENT_FLAG_FROM_SYSTEM;
78     const int32_t keyCode = AKEYCODE_ENTER;
79     const int32_t scanCode = 13;
80     const int32_t metaState = AMETA_ALT_LEFT_ON | AMETA_ALT_ON;
81     const int32_t repeatCount = 1;
82     const nsecs_t downTime = 3;
83     const nsecs_t eventTime = 4;
84 
85     status = mPublisher->publishKeyEvent(seq, deviceId, source, action, flags,
86             keyCode, scanCode, metaState, repeatCount, downTime, eventTime);
87     ASSERT_EQ(OK, status)
88             << "publisher publishKeyEvent should return OK";
89 
90     uint32_t consumeSeq;
91     InputEvent* event;
92     int32_t displayId;
93     status = mConsumer->consume(&mEventFactory, true /*consumeBatches*/, -1, &consumeSeq, &event,
94             &displayId);
95     ASSERT_EQ(OK, status)
96             << "consumer consume should return OK";
97 
98     ASSERT_TRUE(event != NULL)
99             << "consumer should have returned non-NULL event";
100     ASSERT_EQ(AINPUT_EVENT_TYPE_KEY, event->getType())
101             << "consumer should have returned a key event";
102 
103     KeyEvent* keyEvent = static_cast<KeyEvent*>(event);
104     EXPECT_EQ(seq, consumeSeq);
105     EXPECT_EQ(deviceId, keyEvent->getDeviceId());
106     EXPECT_EQ(source, keyEvent->getSource());
107     EXPECT_EQ(action, keyEvent->getAction());
108     EXPECT_EQ(flags, keyEvent->getFlags());
109     EXPECT_EQ(keyCode, keyEvent->getKeyCode());
110     EXPECT_EQ(scanCode, keyEvent->getScanCode());
111     EXPECT_EQ(metaState, keyEvent->getMetaState());
112     EXPECT_EQ(repeatCount, keyEvent->getRepeatCount());
113     EXPECT_EQ(downTime, keyEvent->getDownTime());
114     EXPECT_EQ(eventTime, keyEvent->getEventTime());
115 
116     status = mConsumer->sendFinishedSignal(seq, true);
117     ASSERT_EQ(OK, status)
118             << "consumer sendFinishedSignal should return OK";
119 
120     uint32_t finishedSeq = 0;
121     bool handled = false;
122     status = mPublisher->receiveFinishedSignal(&finishedSeq, &handled);
123     ASSERT_EQ(OK, status)
124             << "publisher receiveFinishedSignal should return OK";
125     ASSERT_EQ(seq, finishedSeq)
126             << "publisher receiveFinishedSignal should have returned the original sequence number";
127     ASSERT_TRUE(handled)
128             << "publisher receiveFinishedSignal should have set handled to consumer's reply";
129 }
130 
PublishAndConsumeMotionEvent()131 void InputPublisherAndConsumerTest::PublishAndConsumeMotionEvent() {
132     status_t status;
133 
134     const uint32_t seq = 15;
135     const int32_t deviceId = 1;
136     const int32_t source = AINPUT_SOURCE_TOUCHSCREEN;
137     int32_t displayId = 0;
138     const int32_t action = AMOTION_EVENT_ACTION_MOVE;
139     const int32_t actionButton = 0;
140     const int32_t flags = AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED;
141     const int32_t edgeFlags = AMOTION_EVENT_EDGE_FLAG_TOP;
142     const int32_t metaState = AMETA_ALT_LEFT_ON | AMETA_ALT_ON;
143     const int32_t buttonState = AMOTION_EVENT_BUTTON_PRIMARY;
144     const float xOffset = -10;
145     const float yOffset = -20;
146     const float xPrecision = 0.25;
147     const float yPrecision = 0.5;
148     const nsecs_t downTime = 3;
149     const size_t pointerCount = 3;
150     const nsecs_t eventTime = 4;
151     PointerProperties pointerProperties[pointerCount];
152     PointerCoords pointerCoords[pointerCount];
153     for (size_t i = 0; i < pointerCount; i++) {
154         pointerProperties[i].clear();
155         pointerProperties[i].id = (i + 2) % pointerCount;
156         pointerProperties[i].toolType = AMOTION_EVENT_TOOL_TYPE_FINGER;
157 
158         pointerCoords[i].clear();
159         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_X, 100 * i);
160         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_Y, 200 * i);
161         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 0.5 * i);
162         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 0.7 * i);
163         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 1.5 * i);
164         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 1.7 * i);
165         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 2.5 * i);
166         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 2.7 * i);
167         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 3.5 * i);
168     }
169 
170     status = mPublisher->publishMotionEvent(seq, deviceId, source, displayId, action, actionButton,
171             flags, edgeFlags, metaState, buttonState, xOffset, yOffset, xPrecision, yPrecision,
172             downTime, eventTime, pointerCount,
173             pointerProperties, pointerCoords);
174     ASSERT_EQ(OK, status)
175             << "publisher publishMotionEvent should return OK";
176 
177     uint32_t consumeSeq;
178     InputEvent* event;
179     status = mConsumer->consume(&mEventFactory, true /*consumeBatches*/, -1, &consumeSeq, &event,
180             &displayId);
181     ASSERT_EQ(OK, status)
182             << "consumer consume should return OK";
183 
184     ASSERT_TRUE(event != NULL)
185             << "consumer should have returned non-NULL event";
186     ASSERT_EQ(AINPUT_EVENT_TYPE_MOTION, event->getType())
187             << "consumer should have returned a motion event";
188 
189     MotionEvent* motionEvent = static_cast<MotionEvent*>(event);
190     EXPECT_EQ(seq, consumeSeq);
191     EXPECT_EQ(deviceId, motionEvent->getDeviceId());
192     EXPECT_EQ(source, motionEvent->getSource());
193     EXPECT_EQ(action, motionEvent->getAction());
194     EXPECT_EQ(flags, motionEvent->getFlags());
195     EXPECT_EQ(edgeFlags, motionEvent->getEdgeFlags());
196     EXPECT_EQ(metaState, motionEvent->getMetaState());
197     EXPECT_EQ(buttonState, motionEvent->getButtonState());
198     EXPECT_EQ(xPrecision, motionEvent->getXPrecision());
199     EXPECT_EQ(yPrecision, motionEvent->getYPrecision());
200     EXPECT_EQ(downTime, motionEvent->getDownTime());
201     EXPECT_EQ(eventTime, motionEvent->getEventTime());
202     EXPECT_EQ(pointerCount, motionEvent->getPointerCount());
203     EXPECT_EQ(0U, motionEvent->getHistorySize());
204 
205     for (size_t i = 0; i < pointerCount; i++) {
206         SCOPED_TRACE(i);
207         EXPECT_EQ(pointerProperties[i].id, motionEvent->getPointerId(i));
208         EXPECT_EQ(pointerProperties[i].toolType, motionEvent->getToolType(i));
209 
210         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_X),
211                 motionEvent->getRawX(i));
212         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_Y),
213                 motionEvent->getRawY(i));
214         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_X) + xOffset,
215                 motionEvent->getX(i));
216         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_Y) + yOffset,
217                 motionEvent->getY(i));
218         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_PRESSURE),
219                 motionEvent->getPressure(i));
220         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_SIZE),
221                 motionEvent->getSize(i));
222         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR),
223                 motionEvent->getTouchMajor(i));
224         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR),
225                 motionEvent->getTouchMinor(i));
226         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR),
227                 motionEvent->getToolMajor(i));
228         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR),
229                 motionEvent->getToolMinor(i));
230         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION),
231                 motionEvent->getOrientation(i));
232     }
233 
234     status = mConsumer->sendFinishedSignal(seq, false);
235     ASSERT_EQ(OK, status)
236             << "consumer sendFinishedSignal should return OK";
237 
238     uint32_t finishedSeq = 0;
239     bool handled = true;
240     status = mPublisher->receiveFinishedSignal(&finishedSeq, &handled);
241     ASSERT_EQ(OK, status)
242             << "publisher receiveFinishedSignal should return OK";
243     ASSERT_EQ(seq, finishedSeq)
244             << "publisher receiveFinishedSignal should have returned the original sequence number";
245     ASSERT_FALSE(handled)
246             << "publisher receiveFinishedSignal should have set handled to consumer's reply";
247 }
248 
TEST_F(InputPublisherAndConsumerTest,PublishKeyEvent_EndToEnd)249 TEST_F(InputPublisherAndConsumerTest, PublishKeyEvent_EndToEnd) {
250     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
251 }
252 
TEST_F(InputPublisherAndConsumerTest,PublishMotionEvent_EndToEnd)253 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_EndToEnd) {
254     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
255 }
256 
TEST_F(InputPublisherAndConsumerTest,PublishMotionEvent_WhenSequenceNumberIsZero_ReturnsError)257 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenSequenceNumberIsZero_ReturnsError) {
258     status_t status;
259     const size_t pointerCount = 1;
260     PointerProperties pointerProperties[pointerCount];
261     PointerCoords pointerCoords[pointerCount];
262     for (size_t i = 0; i < pointerCount; i++) {
263         pointerProperties[i].clear();
264         pointerCoords[i].clear();
265     }
266 
267     status = mPublisher->publishMotionEvent(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
268             pointerCount, pointerProperties, pointerCoords);
269     ASSERT_EQ(BAD_VALUE, status)
270             << "publisher publishMotionEvent should return BAD_VALUE";
271 }
272 
TEST_F(InputPublisherAndConsumerTest,PublishMotionEvent_WhenPointerCountLessThan1_ReturnsError)273 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenPointerCountLessThan1_ReturnsError) {
274     status_t status;
275     const size_t pointerCount = 0;
276     PointerProperties pointerProperties[pointerCount];
277     PointerCoords pointerCoords[pointerCount];
278 
279     status = mPublisher->publishMotionEvent(1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
280             pointerCount, pointerProperties, pointerCoords);
281     ASSERT_EQ(BAD_VALUE, status)
282             << "publisher publishMotionEvent should return BAD_VALUE";
283 }
284 
TEST_F(InputPublisherAndConsumerTest,PublishMotionEvent_WhenPointerCountGreaterThanMax_ReturnsError)285 TEST_F(InputPublisherAndConsumerTest,
286         PublishMotionEvent_WhenPointerCountGreaterThanMax_ReturnsError) {
287     status_t status;
288     const size_t pointerCount = MAX_POINTERS + 1;
289     PointerProperties pointerProperties[pointerCount];
290     PointerCoords pointerCoords[pointerCount];
291     for (size_t i = 0; i < pointerCount; i++) {
292         pointerProperties[i].clear();
293         pointerCoords[i].clear();
294     }
295 
296     status = mPublisher->publishMotionEvent(1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
297             pointerCount, pointerProperties, pointerCoords);
298     ASSERT_EQ(BAD_VALUE, status)
299             << "publisher publishMotionEvent should return BAD_VALUE";
300 }
301 
TEST_F(InputPublisherAndConsumerTest,PublishMultipleEvents_EndToEnd)302 TEST_F(InputPublisherAndConsumerTest, PublishMultipleEvents_EndToEnd) {
303     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
304     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
305     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
306     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
307     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
308 }
309 
310 } // namespace android
311