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Commit d491ee71 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
Browse files

Merge "Wait longer for expected input events" into rvc-dev am: cd5ecdbe 

Change-Id: I0e4bd88a38a88dbbb0608e54aeea2467495830a3
parents cdd4894c cd5ecdbe

services/inputflinger/tests/EventHub_test.cpp

+36 −9
Original line number Diff line number Diff line
@@ -34,6 +34,7 @@ using android::RawEvent; 
using android::sp;

using android::UinputHomeKey;

using std::chrono_literals::operator""ms;

using std::chrono_literals::operator""s;



static constexpr bool DEBUG = false;
@@ -70,11 +71,12 @@ protected: 
        mEventHub = std::make_unique<EventHub>();

        consumeInitialDeviceAddedEvents();

        mKeyboard = createUinputDevice<UinputHomeKey>();

        mDeviceId = waitForDeviceCreation();

        ASSERT_NO_FATAL_FAILURE(mDeviceId = waitForDeviceCreation());

    }

    virtual void TearDown() override {

        mKeyboard.reset();

        waitForDeviceClose(mDeviceId);

        assertNoMoreEvents();

    }



    /**
@@ -83,21 +85,38 @@ protected: 
    int32_t waitForDeviceCreation();

    void waitForDeviceClose(int32_t deviceId);

    void consumeInitialDeviceAddedEvents();

    std::vector<RawEvent> getEvents(std::chrono::milliseconds timeout = 5ms);

    void assertNoMoreEvents();

    /**

     * Read events from the EventHub.

     *

     * If expectedEvents is set, wait for a significant period of time to try and ensure that

     * the expected number of events has been read. The number of returned events

     * may be smaller (if timeout has been reached) or larger than expectedEvents.

     *

     * If expectedEvents is not set, return all of the immediately available events.

     */

    std::vector<RawEvent> getEvents(std::optional<size_t> expectedEvents = std::nullopt);

};



std::vector<RawEvent> EventHubTest::getEvents(std::chrono::milliseconds timeout) {

std::vector<RawEvent> EventHubTest::getEvents(std::optional<size_t> expectedEvents) {

    static constexpr size_t EVENT_BUFFER_SIZE = 256;

    std::array<RawEvent, EVENT_BUFFER_SIZE> eventBuffer;

    std::vector<RawEvent> events;



    while (true) {

        size_t count =

        std::chrono::milliseconds timeout = 0s;

        if (expectedEvents) {

            timeout = 2s;

        }

        const size_t count =

                mEventHub->getEvents(timeout.count(), eventBuffer.data(), eventBuffer.size());

        if (count == 0) {

            break;

        }

        events.insert(events.end(), eventBuffer.begin(), eventBuffer.begin() + count);

        if (expectedEvents && events.size() >= *expectedEvents) {

            break;

        }

    }

    if (DEBUG) {

        dumpEvents(events);
@@ -111,7 +130,7 @@ std::vector<RawEvent> EventHubTest::getEvents(std::chrono::milliseconds timeout) 
 * it will return a lot of "device added" type of events.

 */

void EventHubTest::consumeInitialDeviceAddedEvents() {

    std::vector<RawEvent> events = getEvents(0ms);

    std::vector<RawEvent> events = getEvents();

    std::set<int32_t /*deviceId*/> existingDevices;

    // All of the events should be DEVICE_ADDED type, except the last one.

    for (size_t i = 0; i < events.size() - 1; i++) {
@@ -128,8 +147,11 @@ void EventHubTest::consumeInitialDeviceAddedEvents() { 


int32_t EventHubTest::waitForDeviceCreation() {

    // Wait a little longer than usual, to ensure input device has time to be created

    std::vector<RawEvent> events = getEvents(20ms);

    EXPECT_EQ(2U, events.size()); // Using "expect" because the function is non-void.

    std::vector<RawEvent> events = getEvents(2);

    if (events.size() != 2) {

        ADD_FAILURE() << "Instead of 2 events, received " << events.size();

        return 0; // this value is unused

    }

    const RawEvent& deviceAddedEvent = events[0];

    EXPECT_EQ(static_cast<int32_t>(EventHubInterface::DEVICE_ADDED), deviceAddedEvent.type);

    InputDeviceIdentifier identifier = mEventHub->getDeviceIdentifier(deviceAddedEvent.deviceId);
@@ -142,7 +164,7 @@ int32_t EventHubTest::waitForDeviceCreation() { 
}



void EventHubTest::waitForDeviceClose(int32_t deviceId) {

    std::vector<RawEvent> events = getEvents(20ms);

    std::vector<RawEvent> events = getEvents(2);

    ASSERT_EQ(2U, events.size());

    const RawEvent& deviceRemovedEvent = events[0];

    EXPECT_EQ(static_cast<int32_t>(EventHubInterface::DEVICE_REMOVED), deviceRemovedEvent.type);
@@ -152,6 +174,11 @@ void EventHubTest::waitForDeviceClose(int32_t deviceId) { 
              finishedDeviceScanEvent.type);

}



void EventHubTest::assertNoMoreEvents() {

    std::vector<RawEvent> events = getEvents();

    ASSERT_TRUE(events.empty());

}



/**

 * Ensure that input_events are generated with monotonic clock.

 * That means input_event should receive a timestamp that is in the future of the time
@@ -162,7 +189,7 @@ TEST_F(EventHubTest, InputEvent_TimestampIsMonotonic) { 
    nsecs_t lastEventTime = systemTime(SYSTEM_TIME_MONOTONIC);

    ASSERT_NO_FATAL_FAILURE(mKeyboard->pressAndReleaseHomeKey());



    std::vector<RawEvent> events = getEvents();

    std::vector<RawEvent> events = getEvents(4);

    ASSERT_EQ(4U, events.size()) << "Expected to receive 2 keys and 2 syncs, total of 4 events";

    for (const RawEvent& event : events) {

        // Cannot use strict comparison because the events may happen too quickly

services/inputflinger/tests/UinputDevice.cpp

+27 −29
Original line number Diff line number Diff line
@@ -44,9 +44,7 @@ void UinputDevice::init() { 
    device.id.product = 0x01;

    device.id.version = 1;



    // Using EXPECT instead of ASSERT to allow the device creation to continue even when

    // some failures are reported when configuring the device.

    EXPECT_NO_FATAL_FAILURE(configureDevice(mDeviceFd, &device));

    ASSERT_NO_FATAL_FAILURE(configureDevice(mDeviceFd, &device));



    if (write(mDeviceFd, &device, sizeof(device)) < 0) {

        FAIL() << "Could not write uinput_user_dev struct into uinput file descriptor: "
@@ -70,7 +68,7 @@ void UinputDevice::injectEvent(uint16_t type, uint16_t code, int32_t value) { 
                                             " with value %" PRId32 " : %s",

                                             type, code, value, strerror(errno));

        ALOGE("%s", msg.c_str());

        ADD_FAILURE() << msg.c_str();

        FAIL() << msg.c_str();

    }

}
@@ -82,41 +80,41 @@ UinputKeyboard::UinputKeyboard(std::initializer_list<int> keys) 
void UinputKeyboard::configureDevice(int fd, uinput_user_dev* device) {

    // enable key press/release event

    if (ioctl(fd, UI_SET_EVBIT, EV_KEY)) {

        ADD_FAILURE() << "Error in ioctl : UI_SET_EVBIT : EV_KEY: " << strerror(errno);

        FAIL() << "Error in ioctl : UI_SET_EVBIT : EV_KEY: " << strerror(errno);

    }



    // enable set of KEY events

    std::for_each(mKeys.begin(), mKeys.end(), [fd](int key) {

        if (ioctl(fd, UI_SET_KEYBIT, key)) {

            ADD_FAILURE() << "Error in ioctl : UI_SET_KEYBIT : " << key << " : " << strerror(errno);

            FAIL() << "Error in ioctl : UI_SET_KEYBIT : " << key << " : " << strerror(errno);

        }

    });



    // enable synchronization event

    if (ioctl(fd, UI_SET_EVBIT, EV_SYN)) {

        ADD_FAILURE() << "Error in ioctl : UI_SET_EVBIT : EV_SYN: " << strerror(errno);

        FAIL() << "Error in ioctl : UI_SET_EVBIT : EV_SYN: " << strerror(errno);

    }

}



void UinputKeyboard::pressKey(int key) {

    if (mKeys.find(key) == mKeys.end()) {

        ADD_FAILURE() << mName << ": Cannot inject key press: Key not found: " << key;

        FAIL() << mName << ": Cannot inject key press: Key not found: " << key;

    }

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_KEY, key, 1));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_SYN, SYN_REPORT, 0));

    injectEvent(EV_KEY, key, 1);

    injectEvent(EV_SYN, SYN_REPORT, 0);

}



void UinputKeyboard::releaseKey(int key) {

    if (mKeys.find(key) == mKeys.end()) {

        ADD_FAILURE() << mName << ": Cannot inject key release: Key not found: " << key;

        FAIL() << mName << ": Cannot inject key release: Key not found: " << key;

    }

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_KEY, key, 0));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_SYN, SYN_REPORT, 0));

    injectEvent(EV_KEY, key, 0);

    injectEvent(EV_SYN, SYN_REPORT, 0);

}



void UinputKeyboard::pressAndReleaseKey(int key) {

    EXPECT_NO_FATAL_FAILURE(pressKey(key));

    EXPECT_NO_FATAL_FAILURE(releaseKey(key));

    pressKey(key);

    releaseKey(key);

}



// --- UinputHomeKey ---
@@ -124,7 +122,7 @@ void UinputKeyboard::pressAndReleaseKey(int key) { 
UinputHomeKey::UinputHomeKey() : UinputKeyboard({KEY_HOME}) {}



void UinputHomeKey::pressAndReleaseHomeKey() {

    EXPECT_NO_FATAL_FAILURE(pressAndReleaseKey(KEY_HOME));

    pressAndReleaseKey(KEY_HOME);

}



// --- UinputTouchScreen ---
@@ -158,35 +156,35 @@ void UinputTouchScreen::configureDevice(int fd, uinput_user_dev* device) { 
}



void UinputTouchScreen::sendSlot(int32_t slot) {

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_ABS, ABS_MT_SLOT, slot));

    injectEvent(EV_ABS, ABS_MT_SLOT, slot);

}



void UinputTouchScreen::sendTrackingId(int32_t trackingId) {

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_ABS, ABS_MT_TRACKING_ID, trackingId));

    injectEvent(EV_ABS, ABS_MT_TRACKING_ID, trackingId);

}



void UinputTouchScreen::sendDown(const Point& point) {

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_KEY, BTN_TOUCH, 1));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_ABS, ABS_MT_POSITION_X, point.x));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_ABS, ABS_MT_POSITION_Y, point.y));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_SYN, SYN_REPORT, 0));

    injectEvent(EV_KEY, BTN_TOUCH, 1);

    injectEvent(EV_ABS, ABS_MT_POSITION_X, point.x);

    injectEvent(EV_ABS, ABS_MT_POSITION_Y, point.y);

    injectEvent(EV_SYN, SYN_REPORT, 0);

}



void UinputTouchScreen::sendMove(const Point& point) {

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_ABS, ABS_MT_POSITION_X, point.x));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_ABS, ABS_MT_POSITION_Y, point.y));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_SYN, SYN_REPORT, 0));

    injectEvent(EV_ABS, ABS_MT_POSITION_X, point.x);

    injectEvent(EV_ABS, ABS_MT_POSITION_Y, point.y);

    injectEvent(EV_SYN, SYN_REPORT, 0);

}



void UinputTouchScreen::sendUp() {

    sendTrackingId(0xffffffff);

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_KEY, BTN_TOUCH, 0));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_SYN, SYN_REPORT, 0));

    injectEvent(EV_KEY, BTN_TOUCH, 0);

    injectEvent(EV_SYN, SYN_REPORT, 0);

}



void UinputTouchScreen::sendToolType(int32_t toolType) {

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_ABS, ABS_MT_TOOL_TYPE, toolType));

    EXPECT_NO_FATAL_FAILURE(injectEvent(EV_SYN, SYN_REPORT, 0));

    injectEvent(EV_ABS, ABS_MT_TOOL_TYPE, toolType);

    injectEvent(EV_SYN, SYN_REPORT, 0);

}



// Get the center x, y base on the range definition.