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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 "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 
     38     virtual void SetUp() {
     39         status_t result = InputChannel::openInputChannelPair(String8("channel name"),
     40                 serverChannel, clientChannel);
     41 
     42         mPublisher = new InputPublisher(serverChannel);
     43         mConsumer = new InputConsumer(clientChannel);
     44     }
     45 
     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 
     65 TEST_F(InputPublisherAndConsumerTest, GetChannel_ReturnsTheChannel) {
     66     EXPECT_EQ(serverChannel.get(), mPublisher->getChannel().get());
     67     EXPECT_EQ(clientChannel.get(), mConsumer->getChannel().get());
     68 }
     69 
     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     status = mConsumer->consume(&mEventFactory, true /*consumeBatches*/, -1, &consumeSeq, &event);
     93     ASSERT_EQ(OK, status)
     94             << "consumer consume should return OK";
     95 
     96     ASSERT_TRUE(event != NULL)
     97             << "consumer should have returned non-NULL event";
     98     ASSERT_EQ(AINPUT_EVENT_TYPE_KEY, event->getType())
     99             << "consumer should have returned a key event";
    100 
    101     KeyEvent* keyEvent = static_cast<KeyEvent*>(event);
    102     EXPECT_EQ(seq, consumeSeq);
    103     EXPECT_EQ(deviceId, keyEvent->getDeviceId());
    104     EXPECT_EQ(source, keyEvent->getSource());
    105     EXPECT_EQ(action, keyEvent->getAction());
    106     EXPECT_EQ(flags, keyEvent->getFlags());
    107     EXPECT_EQ(keyCode, keyEvent->getKeyCode());
    108     EXPECT_EQ(scanCode, keyEvent->getScanCode());
    109     EXPECT_EQ(metaState, keyEvent->getMetaState());
    110     EXPECT_EQ(repeatCount, keyEvent->getRepeatCount());
    111     EXPECT_EQ(downTime, keyEvent->getDownTime());
    112     EXPECT_EQ(eventTime, keyEvent->getEventTime());
    113 
    114     status = mConsumer->sendFinishedSignal(seq, true);
    115     ASSERT_EQ(OK, status)
    116             << "consumer sendFinishedSignal should return OK";
    117 
    118     uint32_t finishedSeq = 0;
    119     bool handled = false;
    120     status = mPublisher->receiveFinishedSignal(&finishedSeq, &handled);
    121     ASSERT_EQ(OK, status)
    122             << "publisher receiveFinishedSignal should return OK";
    123     ASSERT_EQ(seq, finishedSeq)
    124             << "publisher receiveFinishedSignal should have returned the original sequence number";
    125     ASSERT_TRUE(handled)
    126             << "publisher receiveFinishedSignal should have set handled to consumer's reply";
    127 }
    128 
    129 void InputPublisherAndConsumerTest::PublishAndConsumeMotionEvent() {
    130     status_t status;
    131 
    132     const uint32_t seq = 15;
    133     const int32_t deviceId = 1;
    134     const int32_t source = AINPUT_SOURCE_TOUCHSCREEN;
    135     const int32_t action = AMOTION_EVENT_ACTION_MOVE;
    136     const int32_t flags = AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED;
    137     const int32_t edgeFlags = AMOTION_EVENT_EDGE_FLAG_TOP;
    138     const int32_t metaState = AMETA_ALT_LEFT_ON | AMETA_ALT_ON;
    139     const int32_t buttonState = AMOTION_EVENT_BUTTON_PRIMARY;
    140     const float xOffset = -10;
    141     const float yOffset = -20;
    142     const float xPrecision = 0.25;
    143     const float yPrecision = 0.5;
    144     const nsecs_t downTime = 3;
    145     const size_t pointerCount = 3;
    146     const nsecs_t eventTime = 4;
    147     PointerProperties pointerProperties[pointerCount];
    148     PointerCoords pointerCoords[pointerCount];
    149     for (size_t i = 0; i < pointerCount; i++) {
    150         pointerProperties[i].clear();
    151         pointerProperties[i].id = (i + 2) % pointerCount;
    152         pointerProperties[i].toolType = AMOTION_EVENT_TOOL_TYPE_FINGER;
    153 
    154         pointerCoords[i].clear();
    155         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_X, 100 * i);
    156         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_Y, 200 * i);
    157         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, 0.5 * i);
    158         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_SIZE, 0.7 * i);
    159         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR, 1.5 * i);
    160         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR, 1.7 * i);
    161         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 2.5 * i);
    162         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR, 2.7 * i);
    163         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 3.5 * i);
    164     }
    165 
    166     status = mPublisher->publishMotionEvent(seq, deviceId, source, action, flags, edgeFlags,
    167             metaState, buttonState, xOffset, yOffset, xPrecision, yPrecision,
    168             downTime, eventTime, pointerCount,
    169             pointerProperties, pointerCoords);
    170     ASSERT_EQ(OK, status)
    171             << "publisher publishMotionEvent should return OK";
    172 
    173     uint32_t consumeSeq;
    174     InputEvent* event;
    175     status = mConsumer->consume(&mEventFactory, true /*consumeBatches*/, -1, &consumeSeq, &event);
    176     ASSERT_EQ(OK, status)
    177             << "consumer consume should return OK";
    178 
    179     ASSERT_TRUE(event != NULL)
    180             << "consumer should have returned non-NULL event";
    181     ASSERT_EQ(AINPUT_EVENT_TYPE_MOTION, event->getType())
    182             << "consumer should have returned a motion event";
    183 
    184     MotionEvent* motionEvent = static_cast<MotionEvent*>(event);
    185     EXPECT_EQ(seq, consumeSeq);
    186     EXPECT_EQ(deviceId, motionEvent->getDeviceId());
    187     EXPECT_EQ(source, motionEvent->getSource());
    188     EXPECT_EQ(action, motionEvent->getAction());
    189     EXPECT_EQ(flags, motionEvent->getFlags());
    190     EXPECT_EQ(edgeFlags, motionEvent->getEdgeFlags());
    191     EXPECT_EQ(metaState, motionEvent->getMetaState());
    192     EXPECT_EQ(buttonState, motionEvent->getButtonState());
    193     EXPECT_EQ(xPrecision, motionEvent->getXPrecision());
    194     EXPECT_EQ(yPrecision, motionEvent->getYPrecision());
    195     EXPECT_EQ(downTime, motionEvent->getDownTime());
    196     EXPECT_EQ(eventTime, motionEvent->getEventTime());
    197     EXPECT_EQ(pointerCount, motionEvent->getPointerCount());
    198     EXPECT_EQ(0U, motionEvent->getHistorySize());
    199 
    200     for (size_t i = 0; i < pointerCount; i++) {
    201         SCOPED_TRACE(i);
    202         EXPECT_EQ(pointerProperties[i].id, motionEvent->getPointerId(i));
    203         EXPECT_EQ(pointerProperties[i].toolType, motionEvent->getToolType(i));
    204 
    205         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_X),
    206                 motionEvent->getRawX(i));
    207         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_Y),
    208                 motionEvent->getRawY(i));
    209         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_X) + xOffset,
    210                 motionEvent->getX(i));
    211         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_Y) + yOffset,
    212                 motionEvent->getY(i));
    213         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_PRESSURE),
    214                 motionEvent->getPressure(i));
    215         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_SIZE),
    216                 motionEvent->getSize(i));
    217         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR),
    218                 motionEvent->getTouchMajor(i));
    219         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR),
    220                 motionEvent->getTouchMinor(i));
    221         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MAJOR),
    222                 motionEvent->getToolMajor(i));
    223         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR),
    224                 motionEvent->getToolMinor(i));
    225         EXPECT_EQ(pointerCoords[i].getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION),
    226                 motionEvent->getOrientation(i));
    227     }
    228 
    229     status = mConsumer->sendFinishedSignal(seq, false);
    230     ASSERT_EQ(OK, status)
    231             << "consumer sendFinishedSignal should return OK";
    232 
    233     uint32_t finishedSeq = 0;
    234     bool handled = true;
    235     status = mPublisher->receiveFinishedSignal(&finishedSeq, &handled);
    236     ASSERT_EQ(OK, status)
    237             << "publisher receiveFinishedSignal should return OK";
    238     ASSERT_EQ(seq, finishedSeq)
    239             << "publisher receiveFinishedSignal should have returned the original sequence number";
    240     ASSERT_FALSE(handled)
    241             << "publisher receiveFinishedSignal should have set handled to consumer's reply";
    242 }
    243 
    244 TEST_F(InputPublisherAndConsumerTest, PublishKeyEvent_EndToEnd) {
    245     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
    246 }
    247 
    248 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_EndToEnd) {
    249     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
    250 }
    251 
    252 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenPointerCountLessThan1_ReturnsError) {
    253     status_t status;
    254     const size_t pointerCount = 0;
    255     PointerProperties pointerProperties[pointerCount];
    256     PointerCoords pointerCoords[pointerCount];
    257 
    258     status = mPublisher->publishMotionEvent(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    259             pointerCount, pointerProperties, pointerCoords);
    260     ASSERT_EQ(BAD_VALUE, status)
    261             << "publisher publishMotionEvent should return BAD_VALUE";
    262 }
    263 
    264 TEST_F(InputPublisherAndConsumerTest, PublishMotionEvent_WhenPointerCountGreaterThanMax_ReturnsError) {
    265     status_t status;
    266     const size_t pointerCount = MAX_POINTERS + 1;
    267     PointerProperties pointerProperties[pointerCount];
    268     PointerCoords pointerCoords[pointerCount];
    269     for (size_t i = 0; i < pointerCount; i++) {
    270         pointerProperties[i].clear();
    271         pointerCoords[i].clear();
    272     }
    273 
    274     status = mPublisher->publishMotionEvent(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    275             pointerCount, pointerProperties, pointerCoords);
    276     ASSERT_EQ(BAD_VALUE, status)
    277             << "publisher publishMotionEvent should return BAD_VALUE";
    278 }
    279 
    280 TEST_F(InputPublisherAndConsumerTest, PublishMultipleEvents_EndToEnd) {
    281     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
    282     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
    283     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
    284     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeMotionEvent());
    285     ASSERT_NO_FATAL_FAILURE(PublishAndConsumeKeyEvent());
    286 }
    287 
    288 } // namespace android
    289