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/*
* 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 "TouchpadInputMapper.h"
#include <android-base/logging.h>
#include <gtest/gtest.h>
#include <com_android_input_flags.h>
#include <thread>
#include "FakePointerController.h"
#include "InputMapperTest.h"
#include "InterfaceMocks.h"
#include "TestEventMatchers.h"
#define TAG "TouchpadInputMapper_test"
namespace android {
using testing::Return;
using testing::VariantWith;
constexpr auto ACTION_DOWN = AMOTION_EVENT_ACTION_DOWN;
constexpr auto ACTION_UP = AMOTION_EVENT_ACTION_UP;
constexpr auto BUTTON_PRESS = AMOTION_EVENT_ACTION_BUTTON_PRESS;
constexpr auto BUTTON_RELEASE = AMOTION_EVENT_ACTION_BUTTON_RELEASE;
constexpr auto HOVER_MOVE = AMOTION_EVENT_ACTION_HOVER_MOVE;
constexpr auto HOVER_ENTER = AMOTION_EVENT_ACTION_HOVER_ENTER;
constexpr auto HOVER_EXIT = AMOTION_EVENT_ACTION_HOVER_EXIT;
constexpr int32_t DISPLAY_ID = 0;
constexpr int32_t DISPLAY_WIDTH = 480;
constexpr int32_t DISPLAY_HEIGHT = 800;
constexpr std::optional<uint8_t> NO_PORT = std::nullopt; // no physical port is specified
namespace input_flags = com::android::input::flags;
/**
* Unit tests for TouchpadInputMapper.
*/
class TouchpadInputMapperTestBase : public InputMapperUnitTest {
protected:
void SetUp() override {
InputMapperUnitTest::SetUp();
// Present scan codes: BTN_TOUCH and BTN_TOOL_FINGER
expectScanCodes(/*present=*/true,
{BTN_LEFT, BTN_RIGHT, BTN_TOOL_FINGER, BTN_TOOL_QUINTTAP, BTN_TOUCH,
BTN_TOOL_DOUBLETAP, BTN_TOOL_TRIPLETAP, BTN_TOOL_QUADTAP});
// Missing scan codes that the mapper checks for.
expectScanCodes(/*present=*/false,
{BTN_TOOL_PEN, BTN_TOOL_RUBBER, BTN_TOOL_BRUSH, BTN_TOOL_PENCIL,
BTN_TOOL_AIRBRUSH});
// Current scan code state - all keys are UP by default
setScanCodeState(KeyState::UP, {BTN_TOUCH, BTN_STYLUS,
BTN_STYLUS2, BTN_0,
BTN_TOOL_FINGER, BTN_TOOL_PEN,
BTN_TOOL_RUBBER, BTN_TOOL_BRUSH,
BTN_TOOL_PENCIL, BTN_TOOL_AIRBRUSH,
BTN_TOOL_MOUSE, BTN_TOOL_LENS,
BTN_TOOL_DOUBLETAP, BTN_TOOL_TRIPLETAP,
BTN_TOOL_QUADTAP, BTN_TOOL_QUINTTAP,
BTN_LEFT, BTN_RIGHT,
BTN_MIDDLE, BTN_BACK,
BTN_SIDE, BTN_FORWARD,
BTN_EXTRA, BTN_TASK});
setKeyCodeState(KeyState::UP,
{AKEYCODE_STYLUS_BUTTON_PRIMARY, AKEYCODE_STYLUS_BUTTON_SECONDARY});
// Key mappings
EXPECT_CALL(mMockEventHub,
mapKey(EVENTHUB_ID, BTN_LEFT, /*usageCode=*/0, /*metaState=*/0, testing::_,
testing::_, testing::_))
.WillRepeatedly(Return(NAME_NOT_FOUND));
// Input properties - only INPUT_PROP_BUTTONPAD
EXPECT_CALL(mMockEventHub, hasInputProperty(EVENTHUB_ID, INPUT_PROP_BUTTONPAD))
.WillRepeatedly(Return(true));
EXPECT_CALL(mMockEventHub, hasInputProperty(EVENTHUB_ID, INPUT_PROP_SEMI_MT))
.WillRepeatedly(Return(false));
// Axes that the device has
setupAxis(ABS_MT_SLOT, /*valid=*/true, /*min=*/0, /*max=*/4, /*resolution=*/0);
setupAxis(ABS_MT_POSITION_X, /*valid=*/true, /*min=*/0, /*max=*/2000, /*resolution=*/24);
setupAxis(ABS_MT_POSITION_Y, /*valid=*/true, /*min=*/0, /*max=*/1000, /*resolution=*/24);
setupAxis(ABS_MT_PRESSURE, /*valid=*/true, /*min*/ 0, /*max=*/255, /*resolution=*/0);
// Axes that the device does not have
setupAxis(ABS_MT_ORIENTATION, /*valid=*/false, /*min=*/0, /*max=*/0, /*resolution=*/0);
setupAxis(ABS_MT_TOUCH_MAJOR, /*valid=*/false, /*min=*/0, /*max=*/0, /*resolution=*/0);
setupAxis(ABS_MT_TOUCH_MINOR, /*valid=*/false, /*min=*/0, /*max=*/0, /*resolution=*/0);
setupAxis(ABS_MT_WIDTH_MAJOR, /*valid=*/false, /*min=*/0, /*max=*/0, /*resolution=*/0);
setupAxis(ABS_MT_WIDTH_MINOR, /*valid=*/false, /*min=*/0, /*max=*/0, /*resolution=*/0);
setupAxis(ABS_MT_TRACKING_ID, /*valid=*/false, /*min=*/0, /*max=*/0, /*resolution=*/0);
setupAxis(ABS_MT_DISTANCE, /*valid=*/false, /*min=*/0, /*max=*/0, /*resolution=*/0);
setupAxis(ABS_MT_TOOL_TYPE, /*valid=*/false, /*min=*/0, /*max=*/0, /*resolution=*/0);
EXPECT_CALL(mMockEventHub, getAbsoluteAxisValue(EVENTHUB_ID, ABS_MT_SLOT, testing::_))
.WillRepeatedly([](int32_t eventHubId, int32_t, int32_t* outValue) {
*outValue = 0;
return OK;
});
EXPECT_CALL(mMockEventHub, getMtSlotValues(EVENTHUB_ID, testing::_, testing::_))
.WillRepeatedly([]() -> base::Result<std::vector<int32_t>> {
return base::ResultError("Axis not supported", NAME_NOT_FOUND);
});
createDevice();
mMapper = createInputMapper<TouchpadInputMapper>(*mDeviceContext, mReaderConfiguration,
isPointerChoreographerEnabled());
}
virtual bool isPointerChoreographerEnabled() { return false; }
};
class TouchpadInputMapperTest : public TouchpadInputMapperTestBase {
protected:
void SetUp() override {
input_flags::enable_pointer_choreographer(false);
TouchpadInputMapperTestBase::SetUp();
}
};
/**
* Start moving the finger and then click the left touchpad button. Check whether HOVER_EXIT is
* generated when hovering stops. Currently, it is not.
* In the current implementation, HOVER_MOVE and ACTION_DOWN events are not sent out right away,
* but only after the button is released.
*/
TEST_F(TouchpadInputMapperTest, HoverAndLeftButtonPress) {
std::list<NotifyArgs> args;
args += process(EV_ABS, ABS_MT_TRACKING_ID, 1);
args += process(EV_KEY, BTN_TOUCH, 1);
setScanCodeState(KeyState::DOWN, {BTN_TOOL_FINGER});
args += process(EV_KEY, BTN_TOOL_FINGER, 1);
args += process(EV_ABS, ABS_MT_POSITION_X, 50);
args += process(EV_ABS, ABS_MT_POSITION_Y, 50);
args += process(EV_ABS, ABS_MT_PRESSURE, 1);
args += process(EV_SYN, SYN_REPORT, 0);
ASSERT_THAT(args, testing::IsEmpty());
// Without this sleep, the test fails.
// TODO(b/284133337): Figure out whether this can be removed
std::this_thread::sleep_for(std::chrono::milliseconds(20));
args += process(EV_KEY, BTN_LEFT, 1);
setScanCodeState(KeyState::DOWN, {BTN_LEFT});
args += process(EV_SYN, SYN_REPORT, 0);
args += process(EV_KEY, BTN_LEFT, 0);
setScanCodeState(KeyState::UP, {BTN_LEFT});
args += process(EV_SYN, SYN_REPORT, 0);
ASSERT_THAT(args,
ElementsAre(VariantWith<NotifyMotionArgs>(WithMotionAction(HOVER_ENTER)),
VariantWith<NotifyMotionArgs>(WithMotionAction(HOVER_MOVE)),
VariantWith<NotifyMotionArgs>(WithMotionAction(HOVER_EXIT)),
VariantWith<NotifyMotionArgs>(WithMotionAction(ACTION_DOWN)),
VariantWith<NotifyMotionArgs>(WithMotionAction(BUTTON_PRESS)),
VariantWith<NotifyMotionArgs>(WithMotionAction(BUTTON_RELEASE)),
VariantWith<NotifyMotionArgs>(WithMotionAction(ACTION_UP)),
VariantWith<NotifyMotionArgs>(WithMotionAction(HOVER_ENTER))));
// Liftoff
args.clear();
args += process(EV_ABS, ABS_MT_PRESSURE, 0);
args += process(EV_ABS, ABS_MT_TRACKING_ID, -1);
args += process(EV_KEY, BTN_TOUCH, 0);
setScanCodeState(KeyState::UP, {BTN_TOOL_FINGER});
args += process(EV_KEY, BTN_TOOL_FINGER, 0);
args += process(EV_SYN, SYN_REPORT, 0);
ASSERT_THAT(args, testing::IsEmpty());
}
class TouchpadInputMapperTestWithChoreographer : public TouchpadInputMapperTestBase {
protected:
void SetUp() override { TouchpadInputMapperTestBase::SetUp(); }
bool isPointerChoreographerEnabled() override { return true; }
};
// TODO(b/311416205): De-duplicate the test cases after the refactoring is complete and the flagging
// logic can be removed.
/**
* Start moving the finger and then click the left touchpad button. Check whether HOVER_EXIT is
* generated when hovering stops. Currently, it is not.
* In the current implementation, HOVER_MOVE and ACTION_DOWN events are not sent out right away,
* but only after the button is released.
*/
TEST_F(TouchpadInputMapperTestWithChoreographer, HoverAndLeftButtonPress) {
mFakePolicy->setDefaultPointerDisplayId(DISPLAY_ID);
mFakePolicy->addDisplayViewport(DISPLAY_ID, DISPLAY_WIDTH, DISPLAY_HEIGHT, ui::ROTATION_0,
/*isActive=*/true, "local:0", NO_PORT, ViewportType::INTERNAL);
std::list<NotifyArgs> args;
args += mMapper->reconfigure(systemTime(SYSTEM_TIME_MONOTONIC), mReaderConfiguration,
InputReaderConfiguration::Change::DISPLAY_INFO);
ASSERT_THAT(args, testing::IsEmpty());
args += process(EV_ABS, ABS_MT_TRACKING_ID, 1);
args += process(EV_KEY, BTN_TOUCH, 1);
setScanCodeState(KeyState::DOWN, {BTN_TOOL_FINGER});
args += process(EV_KEY, BTN_TOOL_FINGER, 1);
args += process(EV_ABS, ABS_MT_POSITION_X, 50);
args += process(EV_ABS, ABS_MT_POSITION_Y, 50);
args += process(EV_ABS, ABS_MT_PRESSURE, 1);
args += process(EV_SYN, SYN_REPORT, 0);
ASSERT_THAT(args, testing::IsEmpty());
// Without this sleep, the test fails.
// TODO(b/284133337): Figure out whether this can be removed
std::this_thread::sleep_for(std::chrono::milliseconds(20));
args += process(EV_KEY, BTN_LEFT, 1);
setScanCodeState(KeyState::DOWN, {BTN_LEFT});
args += process(EV_SYN, SYN_REPORT, 0);
args += process(EV_KEY, BTN_LEFT, 0);
setScanCodeState(KeyState::UP, {BTN_LEFT});
args += process(EV_SYN, SYN_REPORT, 0);
ASSERT_THAT(args,
ElementsAre(VariantWith<NotifyMotionArgs>(WithMotionAction(HOVER_ENTER)),
VariantWith<NotifyMotionArgs>(WithMotionAction(HOVER_MOVE)),
VariantWith<NotifyMotionArgs>(WithMotionAction(HOVER_EXIT)),
VariantWith<NotifyMotionArgs>(WithMotionAction(ACTION_DOWN)),
VariantWith<NotifyMotionArgs>(WithMotionAction(BUTTON_PRESS)),
VariantWith<NotifyMotionArgs>(WithMotionAction(BUTTON_RELEASE)),
VariantWith<NotifyMotionArgs>(WithMotionAction(ACTION_UP)),
VariantWith<NotifyMotionArgs>(WithMotionAction(HOVER_ENTER))));
// Liftoff
args.clear();
args += process(EV_ABS, ABS_MT_PRESSURE, 0);
args += process(EV_ABS, ABS_MT_TRACKING_ID, -1);
args += process(EV_KEY, BTN_TOUCH, 0);
setScanCodeState(KeyState::UP, {BTN_TOOL_FINGER});
args += process(EV_KEY, BTN_TOOL_FINGER, 0);
args += process(EV_SYN, SYN_REPORT, 0);
ASSERT_THAT(args, testing::IsEmpty());
}
} // namespace android
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