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android/platform/frameworks/native/main/./services/inputflinger/tests/CapturedTouchpadEventConverter_test.cpp
blob: 353011aa5c3621320a1db566f42d68ef087edb18 [file]
/*
* Copyright 2023 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <CapturedTouchpadEventConverter.h>
#include <list>
#include <memory>
#include <EventHub.h>
#include <com_android_input_flags.h>
#include <gtest/gtest.h>
#include <linux/input-event-codes.h>
#include <linux/input.h>
#include <utils/StrongPointer.h>
#include "FakeEventHub.h"
#include "FakeInputReaderPolicy.h"
#include "InstrumentedInputReader.h"
#include "TestConstants.h"
#include "TestEventMatchers.h"
#include "TestInputListener.h"
namespace input_flags = com::android::input::flags;
namespace android {
using testing::AllOf;
using testing::Each;
using testing::ElementsAre;
using testing::VariantWith;
class CapturedTouchpadEventConverterTest : public testing::Test {
public:
CapturedTouchpadEventConverterTest()
: mFakeEventHub(std::make_unique<FakeEventHub>()),
mFakePolicy(sp<FakeInputReaderPolicy>::make()),
mReader(mFakeEventHub, mFakePolicy, mFakeListener),
mDevice(newDevice()),
mDeviceContext(*mDevice, EVENTHUB_ID) {
input_flags::include_relative_axis_values_for_captured_touchpads(true);
const size_t slotCount = 8;
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_SLOT, 0, slotCount - 1, 0, 0, 0);
mAccumulator.configure(mDeviceContext, slotCount, /*usingSlotsProtocol=*/true);
}
protected:
static constexpr int32_t DEVICE_ID = END_RESERVED_ID + 1000;
static constexpr int32_t EVENTHUB_ID = 1;
std::shared_ptr<InputDevice> newDevice() {
InputDeviceIdentifier identifier;
identifier.name = "device";
identifier.location = "USB1";
identifier.bus = 0;
std::shared_ptr<InputDevice> device =
std::make_shared<InputDevice>(mReader.getContext(), DEVICE_ID, /*generation=*/2,
identifier);
mReader.pushNextDevice(device);
mFakeEventHub->addDevice(EVENTHUB_ID, identifier.name, InputDeviceClass::TOUCHPAD,
identifier.bus);
mReader.loopOnce();
return device;
}
void addBasicAxesToEventHub() {
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_X, 0, 4000, 0, 0, 45);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_Y, 0, 2500, 0, 0, 40);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_PRESSURE, 0, 256, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOUCH_MAJOR, 0, 1000, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOUCH_MINOR, 0, 1000, 0, 0, 0);
}
CapturedTouchpadEventConverter createConverter() {
addBasicAxesToEventHub();
return CapturedTouchpadEventConverter(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
}
void processAxis(CapturedTouchpadEventConverter& conv, int32_t type, int32_t code,
int32_t value) {
RawEvent event;
event.when = ARBITRARY_TIME;
event.readTime = READ_TIME;
event.deviceId = EVENTHUB_ID;
event.type = type;
event.code = code;
event.value = value;
std::list<NotifyArgs> out = conv.process(event);
EXPECT_TRUE(out.empty());
}
std::list<NotifyArgs> processSync(CapturedTouchpadEventConverter& conv) {
RawEvent event;
event.when = ARBITRARY_TIME;
event.readTime = READ_TIME;
event.deviceId = EVENTHUB_ID;
event.type = EV_SYN;
event.code = SYN_REPORT;
event.value = 0;
return conv.process(event);
}
NotifyMotionArgs processSyncAndExpectSingleMotionArg(CapturedTouchpadEventConverter& conv) {
std::list<NotifyArgs> args = processSync(conv);
EXPECT_EQ(1u, args.size());
return std::get<NotifyMotionArgs>(args.front());
}
std::shared_ptr<FakeEventHub> mFakeEventHub;
sp<FakeInputReaderPolicy> mFakePolicy;
TestInputListener mFakeListener;
InstrumentedInputReader mReader;
std::shared_ptr<InputDevice> mDevice;
InputDeviceContext mDeviceContext;
MultiTouchMotionAccumulator mAccumulator;
};
TEST_F(CapturedTouchpadEventConverterTest, MotionRanges_allAxesPresent_populatedCorrectly) {
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_X, 0, 4000, 0, 0, 45);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_Y, -500, 2000, 0, 0, 40);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOUCH_MAJOR, 0, 1100, 0, 0, 35);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOUCH_MINOR, 0, 1000, 0, 0, 30);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MAJOR, 0, 900, 0, 0, 25);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MINOR, 0, 800, 0, 0, 20);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_ORIENTATION, -3, 4, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_PRESSURE, 0, 256, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
InputDeviceInfo info;
conv.populateMotionRanges(info);
// Most axes should have min, max, and resolution matching the evdev axes.
const InputDeviceInfo::MotionRange* posX =
info.getMotionRange(AMOTION_EVENT_AXIS_X, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, posX);
EXPECT_NEAR(0, posX->min, EPSILON);
EXPECT_NEAR(4000, posX->max, EPSILON);
EXPECT_NEAR(45, posX->resolution, EPSILON);
const InputDeviceInfo::MotionRange* posY =
info.getMotionRange(AMOTION_EVENT_AXIS_Y, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, posY);
EXPECT_NEAR(-500, posY->min, EPSILON);
EXPECT_NEAR(2000, posY->max, EPSILON);
EXPECT_NEAR(40, posY->resolution, EPSILON);
const InputDeviceInfo::MotionRange* touchMajor =
info.getMotionRange(AMOTION_EVENT_AXIS_TOUCH_MAJOR, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, touchMajor);
EXPECT_NEAR(0, touchMajor->min, EPSILON);
EXPECT_NEAR(1100, touchMajor->max, EPSILON);
EXPECT_NEAR(35, touchMajor->resolution, EPSILON);
const InputDeviceInfo::MotionRange* touchMinor =
info.getMotionRange(AMOTION_EVENT_AXIS_TOUCH_MINOR, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, touchMinor);
EXPECT_NEAR(0, touchMinor->min, EPSILON);
EXPECT_NEAR(1000, touchMinor->max, EPSILON);
EXPECT_NEAR(30, touchMinor->resolution, EPSILON);
const InputDeviceInfo::MotionRange* toolMajor =
info.getMotionRange(AMOTION_EVENT_AXIS_TOOL_MAJOR, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, toolMajor);
EXPECT_NEAR(0, toolMajor->min, EPSILON);
EXPECT_NEAR(900, toolMajor->max, EPSILON);
EXPECT_NEAR(25, toolMajor->resolution, EPSILON);
const InputDeviceInfo::MotionRange* toolMinor =
info.getMotionRange(AMOTION_EVENT_AXIS_TOOL_MINOR, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, toolMinor);
EXPECT_NEAR(0, toolMinor->min, EPSILON);
EXPECT_NEAR(800, toolMinor->max, EPSILON);
EXPECT_NEAR(20, toolMinor->resolution, EPSILON);
// ...except for the relative motion axes, derived from the corresponding absolute ones:
const InputDeviceInfo::MotionRange* relX =
info.getMotionRange(AMOTION_EVENT_AXIS_RELATIVE_X, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, relX);
EXPECT_NEAR(-4000, relX->min, EPSILON);
EXPECT_NEAR(4000, relX->max, EPSILON);
EXPECT_NEAR(45, relX->resolution, EPSILON);
const InputDeviceInfo::MotionRange* relY =
info.getMotionRange(AMOTION_EVENT_AXIS_RELATIVE_Y, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, relY);
EXPECT_NEAR(-2500, relY->min, EPSILON);
EXPECT_NEAR(2500, relY->max, EPSILON);
EXPECT_NEAR(40, relY->resolution, EPSILON);
// ...orientation and pressure, which get scaled:
const InputDeviceInfo::MotionRange* orientation =
info.getMotionRange(AMOTION_EVENT_AXIS_ORIENTATION, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, orientation);
EXPECT_NEAR(-M_PI_2, orientation->min, EPSILON);
EXPECT_NEAR(M_PI_2, orientation->max, EPSILON);
EXPECT_NEAR(0, orientation->resolution, EPSILON);
const InputDeviceInfo::MotionRange* pressure =
info.getMotionRange(AMOTION_EVENT_AXIS_PRESSURE, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, pressure);
EXPECT_NEAR(0, pressure->min, EPSILON);
EXPECT_NEAR(1, pressure->max, EPSILON);
EXPECT_NEAR(0, pressure->resolution, EPSILON);
// ... and size, which is generated from other values.
const InputDeviceInfo::MotionRange* size =
info.getMotionRange(AMOTION_EVENT_AXIS_SIZE, AINPUT_SOURCE_TOUCHPAD);
ASSERT_NE(nullptr, size);
EXPECT_NEAR(0, size->min, EPSILON);
EXPECT_NEAR(1, size->max, EPSILON);
EXPECT_NEAR(0, size->resolution, EPSILON);
}
TEST_F(CapturedTouchpadEventConverterTest, MotionRanges_bareMinimumAxesPresent_populatedCorrectly) {
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_X, 0, 4000, 0, 0, 45);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_Y, 0, 2500, 0, 0, 40);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
InputDeviceInfo info;
conv.populateMotionRanges(info);
// Only the bare minimum motion ranges should be reported, and no others (e.g. size shouldn't be
// present, since it's generated from axes that aren't provided by this device).
EXPECT_NE(nullptr, info.getMotionRange(AMOTION_EVENT_AXIS_X, AINPUT_SOURCE_TOUCHPAD));
EXPECT_NE(nullptr, info.getMotionRange(AMOTION_EVENT_AXIS_Y, AINPUT_SOURCE_TOUCHPAD));
EXPECT_NE(nullptr, info.getMotionRange(AMOTION_EVENT_AXIS_RELATIVE_X, AINPUT_SOURCE_TOUCHPAD));
EXPECT_NE(nullptr, info.getMotionRange(AMOTION_EVENT_AXIS_RELATIVE_Y, AINPUT_SOURCE_TOUCHPAD));
EXPECT_EQ(4u, info.getMotionRanges().size());
}
TEST_F(CapturedTouchpadEventConverterTest, OneFinger_motionReportedCorrectly) {
CapturedTouchpadEventConverter conv = createConverter();
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithPointerCount(1u),
WithCoords(50, 100), WithRelativeMotion(0, 0),
WithToolType(ToolType::FINGER)));
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 52);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 99);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE), WithPointerCount(1u),
WithCoords(52, 99), WithRelativeMotion(2, -1),
WithToolType(ToolType::FINGER)));
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
processAxis(conv, EV_KEY, BTN_TOUCH, 0);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
std::list<NotifyArgs> args = processSync(conv);
EXPECT_THAT(args,
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_UP))));
EXPECT_THAT(args,
Each(VariantWith<NotifyMotionArgs>(
AllOf(WithCoords(52, 99), WithRelativeMotion(0, 0), WithPointerCount(1u),
WithToolType(ToolType::FINGER)))));
}
TEST_F(CapturedTouchpadEventConverterTest, OneFinger_touchDimensionsPassedThrough) {
addBasicAxesToEventHub();
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MAJOR, 0, 1000, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MINOR, 0, 1000, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_TOUCH_MAJOR, 250);
processAxis(conv, EV_ABS, ABS_MT_TOUCH_MINOR, 120);
processAxis(conv, EV_ABS, ABS_MT_WIDTH_MAJOR, 400);
processAxis(conv, EV_ABS, ABS_MT_WIDTH_MINOR, 200);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithPointerCount(1u),
WithTouchDimensions(250, 120), WithToolDimensions(400, 200)));
}
TEST_F(CapturedTouchpadEventConverterTest, OneFinger_orientationCalculatedCorrectly) {
addBasicAxesToEventHub();
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_ORIENTATION, -3, 4, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_ORIENTATION, -3);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_NEAR(-3 * M_PI / 8,
processSyncAndExpectSingleMotionArg(conv).pointerCoords[0].getAxisValue(
AMOTION_EVENT_AXIS_ORIENTATION),
EPSILON);
processAxis(conv, EV_ABS, ABS_MT_ORIENTATION, 0);
EXPECT_NEAR(0,
processSyncAndExpectSingleMotionArg(conv).pointerCoords[0].getAxisValue(
AMOTION_EVENT_AXIS_ORIENTATION),
EPSILON);
processAxis(conv, EV_ABS, ABS_MT_ORIENTATION, 4);
EXPECT_NEAR(M_PI / 2,
processSyncAndExpectSingleMotionArg(conv).pointerCoords[0].getAxisValue(
AMOTION_EVENT_AXIS_ORIENTATION),
EPSILON);
}
TEST_F(CapturedTouchpadEventConverterTest, OneFinger_pressureScaledCorrectly) {
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_X, 0, 4000, 0, 0, 45);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_Y, 0, 2500, 0, 0, 40);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_PRESSURE, 0, 256, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_PRESSURE, 128);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv), WithPressure(0.5));
}
TEST_F(CapturedTouchpadEventConverterTest,
OneFinger_withAllSizeAxes_sizeCalculatedFromTouchMajorMinorAverage) {
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_X, 0, 4000, 0, 0, 45);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_Y, 0, 2500, 0, 0, 40);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOUCH_MAJOR, 0, 256, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOUCH_MINOR, 0, 256, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MAJOR, 0, 256, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MINOR, 0, 256, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_TOUCH_MAJOR, 138);
processAxis(conv, EV_ABS, ABS_MT_TOUCH_MINOR, 118);
processAxis(conv, EV_ABS, ABS_MT_WIDTH_MAJOR, 200);
processAxis(conv, EV_ABS, ABS_MT_WIDTH_MINOR, 210);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_NEAR(0.5,
processSyncAndExpectSingleMotionArg(conv).pointerCoords[0].getAxisValue(
AMOTION_EVENT_AXIS_SIZE),
EPSILON);
}
TEST_F(CapturedTouchpadEventConverterTest,
OneFinger_withMajorDimensionsOnly_sizeCalculatedFromTouchMajor) {
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_X, 0, 4000, 0, 0, 45);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_Y, 0, 2500, 0, 0, 40);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOUCH_MAJOR, 0, 256, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MAJOR, 0, 256, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_TOUCH_MAJOR, 128);
processAxis(conv, EV_ABS, ABS_MT_WIDTH_MAJOR, 200);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_NEAR(0.5,
processSyncAndExpectSingleMotionArg(conv).pointerCoords[0].getAxisValue(
AMOTION_EVENT_AXIS_SIZE),
EPSILON);
}
TEST_F(CapturedTouchpadEventConverterTest,
OneFinger_withToolDimensionsOnly_sizeCalculatedFromToolMajorMinorAverage) {
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_X, 0, 4000, 0, 0, 45);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_Y, 0, 2500, 0, 0, 40);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MAJOR, 0, 256, 0, 0, 0);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MINOR, 0, 256, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_WIDTH_MAJOR, 138);
processAxis(conv, EV_ABS, ABS_MT_WIDTH_MINOR, 118);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_NEAR(0.5,
processSyncAndExpectSingleMotionArg(conv).pointerCoords[0].getAxisValue(
AMOTION_EVENT_AXIS_SIZE),
EPSILON);
}
TEST_F(CapturedTouchpadEventConverterTest,
OneFinger_withToolMajorOnly_sizeCalculatedFromTouchMajor) {
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_X, 0, 4000, 0, 0, 45);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_POSITION_Y, 0, 2500, 0, 0, 40);
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_WIDTH_MAJOR, 0, 256, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_WIDTH_MAJOR, 128);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_NEAR(0.5,
processSyncAndExpectSingleMotionArg(conv).pointerCoords[0].getAxisValue(
AMOTION_EVENT_AXIS_SIZE),
EPSILON);
}
TEST_F(CapturedTouchpadEventConverterTest, OnePalm_neverReported) {
addBasicAxesToEventHub();
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOOL_TYPE, 0, MT_TOOL_PALM, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_PALM);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_EQ(0u, processSync(conv).size());
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 51);
EXPECT_EQ(0u, processSync(conv).size());
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
processAxis(conv, EV_KEY, BTN_TOUCH, 0);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
EXPECT_EQ(0u, processSync(conv).size());
}
TEST_F(CapturedTouchpadEventConverterTest, FingerTurningIntoPalm_cancelled) {
addBasicAxesToEventHub();
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOOL_TYPE, 0, MT_TOOL_PALM, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_FINGER);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithToolType(ToolType::FINGER),
WithPointerCount(1u)));
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 51);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_PALM);
std::list<NotifyArgs> args = processSync(conv);
ASSERT_EQ(2u, args.size());
EXPECT_THAT(std::get<NotifyMotionArgs>(args.front()),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE), WithPointerCount(1u)));
args.pop_front();
EXPECT_THAT(std::get<NotifyMotionArgs>(args.front()),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_CANCEL), WithPointerCount(1u)));
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 52);
EXPECT_EQ(0u, processSync(conv).size());
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
processAxis(conv, EV_KEY, BTN_TOUCH, 0);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
EXPECT_EQ(0u, processSync(conv).size());
}
TEST_F(CapturedTouchpadEventConverterTest, PalmTurningIntoFinger_reported) {
addBasicAxesToEventHub();
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOOL_TYPE, 0, MT_TOOL_PALM, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_PALM);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_EQ(0u, processSync(conv).size());
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 51);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_FINGER);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithPointerCount(1u),
WithCoords(51, 100), WithRelativeMotion(0, 0)));
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 52);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE), WithPointerCount(1u),
WithCoords(52, 100), WithRelativeMotion(1, 0)));
}
TEST_F(CapturedTouchpadEventConverterTest, FingerArrivingAfterPalm_onlyFingerReported) {
addBasicAxesToEventHub();
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOOL_TYPE, 0, MT_TOOL_PALM, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_PALM);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_EQ(0u, processSync(conv).size());
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 2);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 100);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 150);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_FINGER);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
processAxis(conv, EV_KEY, BTN_TOOL_DOUBLETAP, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithPointerCount(1u),
WithCoords(100, 150)));
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 52);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 102);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 98);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 148);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE), WithPointerCount(1u),
WithCoords(98, 148), WithRelativeMotion(-2, -2)));
}
TEST_F(CapturedTouchpadEventConverterTest, FingerAndFingerTurningIntoPalm_partiallyCancelled) {
addBasicAxesToEventHub();
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOOL_TYPE, 0, MT_TOOL_PALM, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_FINGER);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 2);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 250);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_FINGER);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_DOUBLETAP, 1);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN),
WithPointerCount(1u), WithToolType(ToolType::FINGER))),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(
AMOTION_EVENT_ACTION_POINTER_DOWN |
1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
WithPointerCount(2u),
WithPointerToolType(0, ToolType::FINGER),
WithPointerToolType(1, ToolType::FINGER)))));
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 51);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 251);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_PALM);
std::list<NotifyArgs> args = processSync(conv);
EXPECT_THAT(args,
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(
AMOTION_EVENT_ACTION_POINTER_UP |
1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
WithFlags(AMOTION_EVENT_FLAG_CANCELED)))));
EXPECT_THAT(args, Each(VariantWith<NotifyMotionArgs>(WithPointerCount(2u))));
}
TEST_F(CapturedTouchpadEventConverterTest, FingerAndPalmTurningIntoFinger_reported) {
addBasicAxesToEventHub();
mFakeEventHub->addAbsoluteAxis(EVENTHUB_ID, ABS_MT_TOOL_TYPE, 0, MT_TOOL_PALM, 0, 0, 0);
CapturedTouchpadEventConverter conv(*mReader.getContext(), mDeviceContext, mAccumulator,
DEVICE_ID);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_FINGER);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 2);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 250);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_PALM);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_DOUBLETAP, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithPointerCount(1u),
WithToolType(ToolType::FINGER)));
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 51);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 251);
processAxis(conv, EV_ABS, ABS_MT_TOOL_TYPE, MT_TOOL_FINGER);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE),
WithPointerCount(1u))),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(
AMOTION_EVENT_ACTION_POINTER_DOWN |
1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
WithPointerCount(2u)))));
}
TEST_F(CapturedTouchpadEventConverterTest, TwoFingers_motionReportedCorrectly) {
CapturedTouchpadEventConverter conv = createConverter();
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithPointerCount(1u),
WithCoords(50, 100), WithRelativeMotion(0, 0),
WithToolType(ToolType::FINGER)));
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 52);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 99);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 2);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 250);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 200);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
processAxis(conv, EV_KEY, BTN_TOOL_DOUBLETAP, 1);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE),
WithPointerCount(1u), WithCoords(52, 99),
WithRelativeMotion(2, -1),
WithToolType(ToolType::FINGER))),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(
AMOTION_EVENT_ACTION_POINTER_DOWN |
1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
WithPointerCount(2u), WithPointerCoords(0, 52, 99),
WithPointerRelativeMotion(0, 0, 0),
WithPointerCoords(1, 250, 200),
WithPointerRelativeMotion(1, 0, 0),
WithPointerToolType(0, ToolType::FINGER),
WithPointerToolType(1, ToolType::FINGER)))));
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 255);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 202);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
processAxis(conv, EV_KEY, BTN_TOOL_DOUBLETAP, 0);
std::list<NotifyArgs> args = processSync(conv);
EXPECT_THAT(args,
ElementsAre(VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE),
WithPointerRelativeMotion(1, 5, 2))),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(
AMOTION_EVENT_ACTION_POINTER_UP |
0 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
WithPointerRelativeMotion(1, 0, 0)))));
EXPECT_THAT(args,
Each(VariantWith<NotifyMotionArgs>(
AllOf(WithPointerCount(2u), WithPointerCoords(0, 52, 99),
WithPointerRelativeMotion(0, 0, 0), WithPointerCoords(1, 255, 202),
WithPointerToolType(1, ToolType::FINGER),
WithPointerToolType(0, ToolType::FINGER)))));
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
processAxis(conv, EV_KEY, BTN_TOUCH, 0);
args = processSync(conv);
EXPECT_THAT(args,
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_UP))));
EXPECT_THAT(args,
Each(VariantWith<NotifyMotionArgs>(AllOf(WithPointerCount(1u), WithCoords(255, 202),
WithRelativeMotion(0, 0),
WithToolType(ToolType::FINGER)))));
}
TEST_F(CapturedTouchpadEventConverterTest, RelativeMotionAxesClearedForNewFingerInSlot) {
CapturedTouchpadEventConverter conv = createConverter();
// Put down one finger.
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithPointerCount(1u),
WithCoords(50, 100), WithRelativeMotion(0, 0)));
// Move it in negative X and Y directions.
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 47);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 97);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE), WithCoords(47, 97),
WithRelativeMotion(-3, -3)));
// Lift it.
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
processAxis(conv, EV_KEY, BTN_TOUCH, 0);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
std::list<NotifyArgs> args = processSync(conv);
EXPECT_THAT(args,
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_UP))));
EXPECT_THAT(args,
Each(VariantWith<NotifyMotionArgs>(AllOf(WithCoords(47, 97),
WithRelativeMotion(0, 0),
WithPointerCount(1u)))));
// Put down another finger using the same slot. Relative axis values should be cleared.
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 2);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 60);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 60);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN), WithPointerCount(1u),
WithCoords(60, 60), WithRelativeMotion(0, 0)));
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 64);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 58);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE), WithPointerCount(1u),
WithCoords(64, 58), WithRelativeMotion(4, -2)));
}
// Pointer IDs max out at 31, and so must be reused once a touch is lifted to avoid running out.
TEST_F(CapturedTouchpadEventConverterTest, PointerIdsReusedAfterLift) {
CapturedTouchpadEventConverter conv = createConverter();
// Put down two fingers, which should get IDs 0 and 1.
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 10);
processAxis(conv, EV_ABS, ABS_MT_SLOT, 1);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 2);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 20);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_DOUBLETAP, 1);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_DOWN),
WithPointerCount(1u),
WithPointerId(/*index=*/0, /*id=*/0))),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(
AMOTION_EVENT_ACTION_POINTER_DOWN |
1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
WithPointerCount(2u),
WithPointerId(/*index=*/0, /*id=*/0),
WithPointerId(/*index=*/1, /*id=*/1)))));
// Lift the finger in slot 0, freeing up pointer ID 0...
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
// ...and simultaneously add a finger in slot 2.
processAxis(conv, EV_ABS, ABS_MT_SLOT, 2);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 3);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 30);
std::list<NotifyArgs> args = processSync(conv);
// Slot 1 being present will result in a MOVE event, even though it hasn't actually moved (see
// comments in CapturedTouchpadEventConverter::sync).
EXPECT_THAT(args,
ElementsAre(VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_MOVE),
WithPointerId(/*index=*/0, /*id=*/0),
WithPointerId(/*index=*/1, /*id=*/1))),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(
AMOTION_EVENT_ACTION_POINTER_UP |
0 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
WithPointerId(/*index=*/0, /*id=*/0),
WithPointerId(/*index=*/1, /*id=*/1))),
// Slot 0 being lifted causes the finger from slot 1 to move up to index
// 0, but keep its previous ID. The new finger in slot 2 should take ID
// 0, which was just freed up.
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(
AMOTION_EVENT_ACTION_POINTER_DOWN |
1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
WithPointerId(/*index=*/0, /*id=*/1),
WithPointerId(/*index=*/1, /*id=*/0)))));
EXPECT_THAT(args, Each(VariantWith<NotifyMotionArgs>(WithPointerCount(2u))));
}
// Motion events without any pointers are invalid, so when a button press is reported in the same
// frame as a touch down, the button press must be reported second. Similarly with a button release
// and a touch lift.
TEST_F(CapturedTouchpadEventConverterTest,
ButtonPressedAndReleasedInSameFrameAsTouch_ReportedWithPointers) {
CapturedTouchpadEventConverter conv = createConverter();
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
processAxis(conv, EV_KEY, BTN_LEFT, 1);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_DOWN)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_PRESS),
WithPointerCount(1u), WithCoords(50, 100),
WithActionButton(AMOTION_EVENT_BUTTON_PRIMARY),
WithButtonState(AMOTION_EVENT_BUTTON_PRIMARY)))));
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
processAxis(conv, EV_KEY, BTN_TOUCH, 0);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
processAxis(conv, EV_KEY, BTN_LEFT, 0);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_RELEASE),
WithPointerCount(1u), WithCoords(50, 100),
WithActionButton(AMOTION_EVENT_BUTTON_PRIMARY),
WithButtonState(0))),
VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_UP))));
}
// Some touchpads sometimes report a button press before they report the finger touching the pad. In
// that case we need to wait until the touch comes to report the button press.
TEST_F(CapturedTouchpadEventConverterTest, ButtonPressedBeforeTouch_ReportedOnceTouchOccurs) {
CapturedTouchpadEventConverter conv = createConverter();
processAxis(conv, EV_KEY, BTN_LEFT, 1);
ASSERT_EQ(0u, processSync(conv).size());
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_DOWN)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_PRESS),
WithPointerCount(1u), WithCoords(50, 100),
WithActionButton(AMOTION_EVENT_BUTTON_PRIMARY),
WithButtonState(AMOTION_EVENT_BUTTON_PRIMARY)))));
}
// When all fingers are lifted from a touchpad, we should release any buttons that are down, since
// we won't be able to report them being lifted later if no pointers are present.
TEST_F(CapturedTouchpadEventConverterTest, ButtonReleasedAfterTouchLifts_ReportedWithLift) {
CapturedTouchpadEventConverter conv = createConverter();
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
processAxis(conv, EV_KEY, BTN_LEFT, 1);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_DOWN)),
VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_PRESS))));
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, -1);
processAxis(conv, EV_KEY, BTN_TOUCH, 0);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 0);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_RELEASE),
WithPointerCount(1u), WithCoords(50, 100),
WithActionButton(AMOTION_EVENT_BUTTON_PRIMARY),
WithButtonState(0))),
VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_UP))));
processAxis(conv, EV_KEY, BTN_LEFT, 0);
ASSERT_EQ(0u, processSync(conv).size());
}
TEST_F(CapturedTouchpadEventConverterTest, MultipleButtonsPressedDuringTouch_ReportedCorrectly) {
CapturedTouchpadEventConverter conv = createConverter();
processAxis(conv, EV_ABS, ABS_MT_SLOT, 0);
processAxis(conv, EV_ABS, ABS_MT_TRACKING_ID, 1);
processAxis(conv, EV_ABS, ABS_MT_POSITION_X, 50);
processAxis(conv, EV_ABS, ABS_MT_POSITION_Y, 100);
processAxis(conv, EV_KEY, BTN_TOUCH, 1);
processAxis(conv, EV_KEY, BTN_TOOL_FINGER, 1);
EXPECT_THAT(processSyncAndExpectSingleMotionArg(conv),
WithMotionAction(AMOTION_EVENT_ACTION_DOWN));
processAxis(conv, EV_KEY, BTN_LEFT, 1);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_PRESS),
WithActionButton(AMOTION_EVENT_BUTTON_PRIMARY),
WithButtonState(AMOTION_EVENT_BUTTON_PRIMARY)))));
processAxis(conv, EV_KEY, BTN_RIGHT, 1);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_PRESS),
WithActionButton(AMOTION_EVENT_BUTTON_SECONDARY),
WithButtonState(AMOTION_EVENT_BUTTON_PRIMARY |
AMOTION_EVENT_BUTTON_SECONDARY)))));
processAxis(conv, EV_KEY, BTN_LEFT, 0);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_RELEASE),
WithActionButton(AMOTION_EVENT_BUTTON_PRIMARY),
WithButtonState(AMOTION_EVENT_BUTTON_SECONDARY)))));
processAxis(conv, EV_KEY, BTN_RIGHT, 0);
EXPECT_THAT(processSync(conv),
ElementsAre(VariantWith<NotifyMotionArgs>(
WithMotionAction(AMOTION_EVENT_ACTION_MOVE)),
VariantWith<NotifyMotionArgs>(
AllOf(WithMotionAction(AMOTION_EVENT_ACTION_BUTTON_RELEASE),
WithActionButton(AMOTION_EVENT_BUTTON_SECONDARY),
WithButtonState(0)))));
}
} // namespace android