replicant-frameworks_native/services/inputflinger/tests/InputDispatcher_test.cpp
Jeff Brown f086ddbb97 Add support for injecting events into ActivityContainers.
Enhanced the input system to support concurrent dispatch of touch
events on multiple displays which is required for this to work.

Add method to apply offset to PointerCoords.

Change-Id: I55fe4a9a8785ae5a2d3341d214fa3c5107f3963a
2014-02-11 14:51:24 -08:00

263 lines
10 KiB
C++

/*
* Copyright (C) 2010 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 "../InputDispatcher.h"
#include <gtest/gtest.h>
#include <linux/input.h>
namespace android {
// An arbitrary time value.
static const nsecs_t ARBITRARY_TIME = 1234;
// An arbitrary device id.
static const int32_t DEVICE_ID = 1;
// An arbitrary display id.
static const int32_t DISPLAY_ID = 0;
// An arbitrary injector pid / uid pair that has permission to inject events.
static const int32_t INJECTOR_PID = 999;
static const int32_t INJECTOR_UID = 1001;
// --- FakeInputDispatcherPolicy ---
class FakeInputDispatcherPolicy : public InputDispatcherPolicyInterface {
InputDispatcherConfiguration mConfig;
protected:
virtual ~FakeInputDispatcherPolicy() {
}
public:
FakeInputDispatcherPolicy() {
}
private:
virtual void notifyConfigurationChanged(nsecs_t when) {
}
virtual nsecs_t notifyANR(const sp<InputApplicationHandle>& inputApplicationHandle,
const sp<InputWindowHandle>& inputWindowHandle,
const String8& reason) {
return 0;
}
virtual void notifyInputChannelBroken(const sp<InputWindowHandle>& inputWindowHandle) {
}
virtual void getDispatcherConfiguration(InputDispatcherConfiguration* outConfig) {
*outConfig = mConfig;
}
virtual bool isKeyRepeatEnabled() {
return true;
}
virtual bool filterInputEvent(const InputEvent* inputEvent, uint32_t policyFlags) {
return true;
}
virtual void interceptKeyBeforeQueueing(const KeyEvent* keyEvent, uint32_t& policyFlags) {
}
virtual void interceptMotionBeforeQueueing(nsecs_t when, uint32_t& policyFlags) {
}
virtual nsecs_t interceptKeyBeforeDispatching(const sp<InputWindowHandle>& inputWindowHandle,
const KeyEvent* keyEvent, uint32_t policyFlags) {
return 0;
}
virtual bool dispatchUnhandledKey(const sp<InputWindowHandle>& inputWindowHandle,
const KeyEvent* keyEvent, uint32_t policyFlags, KeyEvent* outFallbackKeyEvent) {
return false;
}
virtual void notifySwitch(nsecs_t when,
uint32_t switchValues, uint32_t switchMask, uint32_t policyFlags) {
}
virtual void pokeUserActivity(nsecs_t eventTime, int32_t eventType) {
}
virtual bool checkInjectEventsPermissionNonReentrant(
int32_t injectorPid, int32_t injectorUid) {
return false;
}
};
// --- InputDispatcherTest ---
class InputDispatcherTest : public testing::Test {
protected:
sp<FakeInputDispatcherPolicy> mFakePolicy;
sp<InputDispatcher> mDispatcher;
virtual void SetUp() {
mFakePolicy = new FakeInputDispatcherPolicy();
mDispatcher = new InputDispatcher(mFakePolicy);
}
virtual void TearDown() {
mFakePolicy.clear();
mDispatcher.clear();
}
};
TEST_F(InputDispatcherTest, InjectInputEvent_ValidatesKeyEvents) {
KeyEvent event;
// Rejects undefined key actions.
event.initialize(DEVICE_ID, AINPUT_SOURCE_KEYBOARD,
/*action*/ -1, 0,
AKEYCODE_A, KEY_A, AMETA_NONE, 0, ARBITRARY_TIME, ARBITRARY_TIME);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject key events with undefined action.";
// Rejects ACTION_MULTIPLE since it is not supported despite being defined in the API.
event.initialize(DEVICE_ID, AINPUT_SOURCE_KEYBOARD,
AKEY_EVENT_ACTION_MULTIPLE, 0,
AKEYCODE_A, KEY_A, AMETA_NONE, 0, ARBITRARY_TIME, ARBITRARY_TIME);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject key events with ACTION_MULTIPLE.";
}
TEST_F(InputDispatcherTest, InjectInputEvent_ValidatesMotionEvents) {
MotionEvent event;
PointerProperties pointerProperties[MAX_POINTERS + 1];
PointerCoords pointerCoords[MAX_POINTERS + 1];
for (int i = 0; i <= MAX_POINTERS; i++) {
pointerProperties[i].clear();
pointerProperties[i].id = i;
pointerCoords[i].clear();
}
// Rejects undefined motion actions.
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
/*action*/ -1, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with undefined action.";
// Rejects pointer down with invalid index.
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_POINTER_DOWN | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with pointer down index too large.";
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_POINTER_DOWN | (-1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with pointer down index too small.";
// Rejects pointer up with invalid index.
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_POINTER_UP | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with pointer up index too large.";
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_POINTER_UP | (-1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with pointer up index too small.";
// Rejects motion events with invalid number of pointers.
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_DOWN, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 0, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with 0 pointers.";
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_DOWN, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ MAX_POINTERS + 1, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with more than MAX_POINTERS pointers.";
// Rejects motion events with invalid pointer ids.
pointerProperties[0].id = -1;
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_DOWN, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with pointer ids less than 0.";
pointerProperties[0].id = MAX_POINTER_ID + 1;
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_DOWN, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with pointer ids greater than MAX_POINTER_ID.";
// Rejects motion events with duplicate pointer ids.
pointerProperties[0].id = 1;
pointerProperties[1].id = 1;
event.initialize(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
AMOTION_EVENT_ACTION_DOWN, 0, 0, AMETA_NONE, 0, 0, 0, 0, 0,
ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 2, pointerProperties, pointerCoords);
ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED, mDispatcher->injectInputEvent(
&event, DISPLAY_ID,
INJECTOR_PID, INJECTOR_UID, INPUT_EVENT_INJECTION_SYNC_NONE, 0, 0))
<< "Should reject motion events with duplicate pointer ids.";
}
} // namespace android