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      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 <androidfw/InputTransport.h>
     18 #include <utils/Timers.h>
     19 #include <utils/StopWatch.h>
     20 #include <gtest/gtest.h>
     21 #include <unistd.h>
     22 #include <time.h>
     23 #include <sys/mman.h>
     24 #include <cutils/ashmem.h>
     25 
     26 #include "TestHelpers.h"
     27 
     28 namespace android {
     29 
     30 class InputPublisherAndConsumerTest : public testing::Test {
     31 protected:
     32     sp<InputChannel> serverChannel, clientChannel;
     33     InputPublisher* mPublisher;
     34     InputConsumer* mConsumer;
     35     PreallocatedInputEventFactory mEventFactory;
     36 
     37     virtual void SetUp() {
     38         status_t result = InputChannel::openInputChannelPair(String8("channel name"),
     39                 serverChannel, clientChannel);
     40 
     41         mPublisher = new InputPublisher(serverChannel);
     42         mConsumer = new InputConsumer(clientChannel);
     43     }
     44 
     45     virtual void TearDown() {
     46         if (mPublisher) {
     47             delete mPublisher;
     48             mPublisher = NULL;
     49         }
     50 
     51         if (mConsumer) {
     52             delete mConsumer;
     53             mConsumer = NULL;
     54         }
     55 
     56         serverChannel.clear();
     57         clientChannel.clear();
     58     }
     59 
     60     void PublishAndConsumeKeyEvent();
     61     void PublishAndConsumeMotionEvent();
     62 };
     63 
     64 TEST_F(InputPublisherAndConsumerTest, GetChannel_ReturnsTheChannel) {
     65     EXPECT_EQ(serverChannel.get(), mPublisher->getChannel().get());
     66     EXPECT_EQ(clientChannel.get(), mConsumer->getChannel().get());
     67 }
     68 
     69 void InputPublisherAndConsumerTest::PublishAndConsumeKeyEvent() {
     70     status_t status;
     71 
     72     const uint32_t seq = 15;
     73     const int32_t deviceId = 1;
     74     const int32_t source = AINPUT_SOURCE_KEYBOARD;
     75     const int32_t action = AKEY_EVENT_ACTION_DOWN;
     76     const int32_t flags = AKEY_EVENT_FLAG_FROM_SYSTEM;
     77     const int32_t keyCode = AKEYCODE_ENTER;
     78     const int32_t scanCode = 13;
     79     const int32_t metaState = AMETA_ALT_LEFT_ON | AMETA_ALT_ON;
     80     const int32_t repeatCount = 1;
     81     const nsecs_t downTime = 3;
     82     const nsecs_t eventTime = 4;
     83 
     84     status = mPublisher->publishKeyEvent(seq, deviceId, source, action, flags,
     85             keyCode, scanCode, metaState, repeatCount, downTime, eventTime);
     86     ASSERT_EQ(OK, status)
     87             << "publisher publishKeyEvent should return OK";
     88 
     89     uint32_t consumeSeq;
     90     InputEvent* event;
     91     status = mConsumer->consume(&mEventFactory, true /*consumeBatches*/, -1, &consumeSeq, &event);
     92     ASSERT_EQ(OK, status)
     93             << "consumer consume should return OK";
     94 
     95     ASSERT_TRUE(event != NULL)
     96             << "consumer should have returned non-NULL event";
     97     ASSERT_EQ(AINPUT_EVENT_TYPE_KEY, event->getType())
     98             << "consumer should have returned a key event";
     99 
    100     KeyEvent* keyEvent = static_cast<KeyEvent*>(event);
    101     EXPECT_EQ(seq, consumeSeq);
    102     EXPECT_EQ(deviceId, keyEvent->getDeviceId());
    103     EXPECT_EQ(source, keyEvent->getSource());
    104     EXPECT_EQ(action, keyEvent->getAction());
    105     EXPECT_EQ(flags, keyEvent->getFlags());
    106     EXPECT_EQ(keyCode, keyEvent->getKeyCode());
    107     EXPECT_EQ(scanCode, keyEvent->getScanCode());
    108     EXPECT_EQ(metaState, keyEvent->getMetaState());
    109     EXPECT_EQ(repeatCount, keyEvent->getRepeatCount());
    110     EXPECT_EQ(downTime, keyEvent->getDownTime());
    111     EXPECT_EQ(eventTime, keyEvent->getEventTime());
    112 
    113     status = mConsumer->sendFinishedSignal(seq, true);
    114     ASSERT_EQ(OK, status)
    115             << "consumer sendFinishedSignal should return OK";
    116 
    117     uint32_t finishedSeq = 0;
    118     bool handled = false;
    119     status = mPublisher->receiveFinishedSignal(&finishedSeq, &handled);
    120     ASSERT_EQ(OK, status)
    121             << "publisher receiveFinishedSignal should return OK";
    122     ASSERT_EQ(seq, finishedSeq)
    123             << "publisher receiveFinishedSignal should have returned the original sequence number";
    124     ASSERT_TRUE(handled)
    125             << "publisher receiveFinishedSignal should have set handled to consumer's reply";
    126 }
    127 
    128 void InputPublisherAndConsumerTest::PublishAndConsumeMotionEvent() {
    129     status_t status;
    130 
    131     const uint32_t seq = 15;
    132     const int32_t deviceId = 1;
    133     const int32_t source = AINPUT_SOURCE_TOUCHSCREEN;
    134     const int32_t action = AMOTION_EVENT_ACTION_MOVE;
    135     const int32_t flags = AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED;
    136     const int32_t edgeFlags = AMOTION_EVENT_EDGE_FLAG_TOP;
    137     const int32_t metaState = AMETA_ALT_LEFT_ON | AMETA_ALT_ON;
    138     const int32_t buttonState = AMOTION_EVENT_BUTTON_PRIMARY;
    139     const float xOffset = -10;
    140     const float yOffset = -20;
    141     const float xPrecision = 0.25;
    142     const float yPrecision = 0.5;
    143     const nsecs_t downTime = 3;
    144     const size_t pointerCount = 3;
    145     const nsecs_t eventTime = 4;
    146     PointerProperties pointerProperties[pointerCount];
    147     PointerCoords pointerCoords[pointerCount];
    148     for (size_t i = 0; i < pointerCount; i++) {
    149         pointerProperties[i].clear();
    150         pointerProperties[i].id = (i + 2) % pointerCount;
    151         pointerProperties[i].toolType = AMOTION_EVENT_TOOL_TYPE_FINGER;
    152 
    153         pointerCoords[i].clear();
    154         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_X, 100 * i);
    155         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_Y, 200 * i);
    156         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 0.5 * i);
    157         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 0.7 * i);
    158         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 1.5 * i);
    159         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 1.7 * i);
    160         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 2.5 * i);
    161         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 2.7 * i);
    162         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 3.5 * i);
    163     }
    164 
    165     status = mPublisher->publishMotionEvent(seq, deviceId, source, action, flags, edgeFlags,
    166             metaState, buttonState, xOffset, yOffset, xPrecision, yPrecision,
    167             downTime, eventTime, pointerCount,
    168             pointerProperties, pointerCoords);
    169     ASSERT_EQ(OK, status)
    170             << "publisher publishMotionEvent should return OK";
    171 
    172     uint32_t consumeSeq;
    173     InputEvent* event;
    174     status = mConsumer->consume(&mEventFactory, true /*consumeBatches*/, -1, &consumeSeq, &event);
    175     ASSERT_EQ(OK, status)
    176             << "consumer consume should return OK";
    177 
    178     ASSERT_TRUE(event != NULL)
    179             << "consumer should have returned non-NULL event";
    180     ASSERT_EQ(AINPUT_EVENT_TYPE_MOTION, event->getType())
    181             << "consumer should have returned a motion event";
    182 
    183     MotionEvent* motionEvent = static_cast<MotionEvent*>(event);
    184     EXPECT_EQ(seq, consumeSeq);
    185     EXPECT_EQ(deviceId, motionEvent->getDeviceId());
    186     EXPECT_EQ(source, motionEvent->getSource());
    187     EXPECT_EQ(action, motionEvent->getAction());
    188     EXPECT_EQ(flags, motionEvent->getFlags());
    189     EXPECT_EQ(edgeFlags, motionEvent->getEdgeFlags());
    190     EXPECT_EQ(metaState, motionEvent->getMetaState());
    191     EXPECT_EQ(buttonState, motionEvent->getButtonState());
    192     EXPECT_EQ(xPrecision, motionEvent->getXPrecision());
    193     EXPECT_EQ(yPrecision, motionEvent->getYPrecision());
    194     EXPECT_EQ(downTime, motionEvent->getDownTime());
    195     EXPECT_EQ(eventTime, motionEvent->getEventTime());
    196     EXPECT_EQ(pointerCount, motionEvent->getPointerCount());
    197     EXPECT_EQ(0U, motionEvent->getHistorySize());
    198 
    199     for (size_t i = 0; i < pointerCount; i++) {
    200         SCOPED_TRACE(i);
    201         EXPECT_EQ(pointerProperties[i].id, motionEvent->getPointerId(i));
    202         EXPECT_EQ(pointerProperties[i].toolType, motionEvent->getToolType(i));
    203 
    204         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_X),
    205                 motionEvent->getRawX(i));
    206         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_Y),
    207                 motionEvent->getRawY(i));
    208         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_X) + xOffset,
    209                 motionEvent->getX(i));
    210         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_Y) + yOffset,
    211                 motionEvent->getY(i));
    212         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_PRESSURE),
    213                 motionEvent->getPressure(i));
    214         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_SIZE),
    215                 motionEvent->getSize(i));
    216         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR),
    217                 motionEvent->getTouchMajor(i));
    218         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR),
    219                 motionEvent->getTouchMinor(i));
    220         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR),
    221                 motionEvent->getToolMajor(i));
    222         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR),
    223                 motionEvent->getToolMinor(i));
    224         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION),
    225                 motionEvent->getOrientation(i));
    226     }
    227 
    228     status = mConsumer->sendFinishedSignal(seq, false);
    229     ASSERT_EQ(OK, status)
    230             << "consumer sendFinishedSignal should return OK";
    231 
    232     uint32_t finishedSeq = 0;
    233     bool handled = true;
    234     status = mPublisher->receiveFinishedSignal(&finishedSeq, &handled);
    235     ASSERT_EQ(OK, status)
    236             << "publisher receiveFinishedSignal should return OK";
    237     ASSERT_EQ(seq, finishedSeq)
    238             << "publisher receiveFinishedSignal should have returned the original sequence number";
    239     ASSERT_FALSE(handled)
    240             << "publisher receiveFinishedSignal should have set handled to consumer's reply";
    241 }
    242 
    243 TEST_F(InputPublisherAndConsumerTest, PublishKeyEvent_EndToEnd) {
    244     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
    245 }
    246 
    247 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_EndToEnd) {
    248     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
    249 }
    250 
    251 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenPointerCountLessThan1_ReturnsError) {
    252     status_t status;
    253     const size_t pointerCount = 0;
    254     PointerProperties pointerProperties[pointerCount];
    255     PointerCoords pointerCoords[pointerCount];
    256 
    257     status = mPublisher->publishMotionEvent(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    258             pointerCount, pointerProperties, pointerCoords);
    259     ASSERT_EQ(BAD_VALUE, status)
    260             << "publisher publishMotionEvent should return BAD_VALUE";
    261 }
    262 
    263 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenPointerCountGreaterThanMax_ReturnsError) {
    264     status_t status;
    265     const size_t pointerCount = MAX_POINTERS + 1;
    266     PointerProperties pointerProperties[pointerCount];
    267     PointerCoords pointerCoords[pointerCount];
    268     for (size_t i = 0; i < pointerCount; i++) {
    269         pointerProperties[i].clear();
    270         pointerCoords[i].clear();
    271     }
    272 
    273     status = mPublisher->publishMotionEvent(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    274             pointerCount, pointerProperties, pointerCoords);
    275     ASSERT_EQ(BAD_VALUE, status)
    276             << "publisher publishMotionEvent should return BAD_VALUE";
    277 }
    278 
    279 TEST_F(InputPublisherAndConsumerTest, PublishMultipleEvents_EndToEnd) {
    280     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
    281     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
    282     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
    283     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
    284     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
    285 }
    286 
    287 } // namespace android
    288