257 lines
10 KiB
C++
257 lines
10 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "../InputDispatcher.h"
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#include <gtest/gtest.h>
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#include <linux/input.h>
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namespace android {
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// An arbitrary time value.
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static const nsecs_t ARBITRARY_TIME = 1234;
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// An arbitrary device id.
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static const int32_t DEVICE_ID = 1;
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// An arbitrary display id.
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static const int32_t DISPLAY_ID = 0;
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// An arbitrary injector pid / uid pair that has permission to inject events.
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static const int32_t INJECTOR_PID = 999;
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static const int32_t INJECTOR_UID = 1001;
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// --- FakeInputDispatcherPolicy ---
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class FakeInputDispatcherPolicy : public InputDispatcherPolicyInterface {
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InputDispatcherConfiguration mConfig;
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protected:
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virtual ~FakeInputDispatcherPolicy() {
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}
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public:
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FakeInputDispatcherPolicy() {
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}
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private:
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virtual void notifyConfigurationChanged(nsecs_t) {
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}
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virtual nsecs_t notifyANR(const sp<InputApplicationHandle>&,
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const sp<InputWindowHandle>&,
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const String8&) {
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return 0;
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}
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virtual void notifyInputChannelBroken(const sp<InputWindowHandle>&) {
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}
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virtual void getDispatcherConfiguration(InputDispatcherConfiguration* outConfig) {
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*outConfig = mConfig;
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}
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virtual bool filterInputEvent(const InputEvent*, uint32_t) {
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return true;
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}
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virtual void interceptKeyBeforeQueueing(const KeyEvent*, uint32_t&) {
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}
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virtual void interceptMotionBeforeQueueing(nsecs_t, uint32_t&) {
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}
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virtual nsecs_t interceptKeyBeforeDispatching(const sp<InputWindowHandle>&,
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const KeyEvent*, uint32_t) {
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return 0;
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}
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virtual bool dispatchUnhandledKey(const sp<InputWindowHandle>&,
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const KeyEvent*, uint32_t, KeyEvent*) {
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return false;
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}
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virtual void notifySwitch(nsecs_t, uint32_t, uint32_t, uint32_t) {
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}
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virtual void pokeUserActivity(nsecs_t, int32_t) {
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}
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virtual bool checkInjectEventsPermissionNonReentrant(int32_t, int32_t) {
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return false;
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}
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};
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// --- InputDispatcherTest ---
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class InputDispatcherTest : public testing::Test {
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protected:
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sp<FakeInputDispatcherPolicy> mFakePolicy;
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sp<InputDispatcher> mDispatcher;
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virtual void SetUp() {
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mFakePolicy = new FakeInputDispatcherPolicy();
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mDispatcher = new InputDispatcher(mFakePolicy);
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}
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virtual void TearDown() {
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mFakePolicy.clear();
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mDispatcher.clear();
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}
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};
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TEST_F(InputDispatcherTest, InjectInputEvent_ValidatesKeyEvents) {
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KeyEvent event;
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// Rejects undefined key actions.
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event.initialize(DEVICE_ID, AINPUT_SOURCE_KEYBOARD,
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/*action*/ -1, 0,
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AKEYCODE_A, KEY_A, AMETA_NONE, 0, ARBITRARY_TIME, ARBITRARY_TIME);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject key events with undefined action.";
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// Rejects ACTION_MULTIPLE since it is not supported despite being defined in the API.
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event.initialize(DEVICE_ID, AINPUT_SOURCE_KEYBOARD,
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AKEY_EVENT_ACTION_MULTIPLE, 0,
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AKEYCODE_A, KEY_A, AMETA_NONE, 0, ARBITRARY_TIME, ARBITRARY_TIME);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject key events with ACTION_MULTIPLE.";
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}
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TEST_F(InputDispatcherTest, InjectInputEvent_ValidatesMotionEvents) {
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MotionEvent event;
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PointerProperties pointerProperties[MAX_POINTERS + 1];
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PointerCoords pointerCoords[MAX_POINTERS + 1];
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for (int i = 0; i <= MAX_POINTERS; i++) {
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pointerProperties[i].clear();
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pointerProperties[i].id = i;
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pointerCoords[i].clear();
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}
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// Rejects undefined motion actions.
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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/*action*/ -1, 0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 1, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with undefined action.";
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// Rejects pointer down with invalid index.
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_POINTER_DOWN | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
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0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 1, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with pointer down index too large.";
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_POINTER_DOWN | (-1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
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0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 1, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with pointer down index too small.";
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// Rejects pointer up with invalid index.
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_POINTER_UP | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
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0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 1, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with pointer up index too large.";
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_POINTER_UP | (-1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
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0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 1, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with pointer up index too small.";
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// Rejects motion events with invalid number of pointers.
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_DOWN, 0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 0, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with 0 pointers.";
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_DOWN, 0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ MAX_POINTERS + 1, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with more than MAX_POINTERS pointers.";
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// Rejects motion events with invalid pointer ids.
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pointerProperties[0].id = -1;
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_DOWN, 0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 1, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with pointer ids less than 0.";
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pointerProperties[0].id = MAX_POINTER_ID + 1;
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_DOWN, 0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 1, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with pointer ids greater than MAX_POINTER_ID.";
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// Rejects motion events with duplicate pointer ids.
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pointerProperties[0].id = 1;
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pointerProperties[1].id = 1;
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event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
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AMOTION_EVENT_ACTION_DOWN, 0, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
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ARBITRARY_TIME, ARBITRARY_TIME,
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/*pointerCount*/ 2, pointerProperties, pointerCoords);
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ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
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&event, DISPLAY_ID,
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INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
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<< "Should reject motion events with duplicate pointer ids.";
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}
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} // namespace android
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