Merge "Copy PipTouchStateTest to pip2 unit tests" into main

/*

 * Copyright (C) 2017 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.

 */

package com.android.wm.shell.pip2.phone;

import static android.view.MotionEvent.ACTION_BUTTON_PRESS;

import static android.view.MotionEvent.ACTION_DOWN;

import static android.view.MotionEvent.ACTION_MOVE;

import static android.view.MotionEvent.ACTION_UP;

import static org.junit.Assert.assertFalse;

import static org.junit.Assert.assertTrue;

import android.os.SystemClock;

import android.testing.AndroidTestingRunner;

import android.view.MotionEvent;

import android.view.ViewConfiguration;

import androidx.test.filters.SmallTest;

import com.android.wm.shell.ShellTestCase;

import com.android.wm.shell.TestShellExecutor;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import java.util.concurrent.CountDownLatch;

@RunWith(AndroidTestingRunner.class)

@SmallTest

public class PipTouchStateTest extends ShellTestCase {

    private PipTouchState mTouchState;

    private CountDownLatch mDoubleTapCallbackTriggeredLatch;

    private CountDownLatch mHoverExitCallbackTriggeredLatch;

    private TestShellExecutor mMainExecutor;

    @Before

    public void setUp() throws Exception {

        mMainExecutor = new TestShellExecutor();

        mDoubleTapCallbackTriggeredLatch = new CountDownLatch(1);

        mHoverExitCallbackTriggeredLatch = new CountDownLatch(1);

        mTouchState = new PipTouchState(ViewConfiguration.get(getContext()),

                mDoubleTapCallbackTriggeredLatch::countDown,

                mHoverExitCallbackTriggeredLatch::countDown,

                mMainExecutor);

        assertFalse(mTouchState.isDoubleTap());

        assertFalse(mTouchState.isWaitingForDoubleTap());

    }

    @Test

    public void testDoubleTapLongSingleTap_notDoubleTapAndNotWaiting() {

        final long currentTime = SystemClock.uptimeMillis();

        mTouchState.onTouchEvent(createMotionEvent(ACTION_DOWN, currentTime, 0, 0));

        mTouchState.onTouchEvent(createMotionEvent(ACTION_UP,

                currentTime + PipTouchState.DOUBLE_TAP_TIMEOUT + 10, 0, 0));

        assertFalse(mTouchState.isDoubleTap());

        assertFalse(mTouchState.isWaitingForDoubleTap());

        assertTrue(mTouchState.getDoubleTapTimeoutCallbackDelay() == -1);

    }

    @Test

    public void testDoubleTapTimeout_timeoutCallbackCalled() throws Exception {

        final long currentTime = SystemClock.uptimeMillis();

        mTouchState.onTouchEvent(createMotionEvent(ACTION_DOWN, currentTime, 0, 0));

        mTouchState.onTouchEvent(createMotionEvent(ACTION_UP,

                currentTime + PipTouchState.DOUBLE_TAP_TIMEOUT - 10, 0, 0));

        assertFalse(mTouchState.isDoubleTap());

        assertTrue(mTouchState.isWaitingForDoubleTap());

        assertTrue(mTouchState.getDoubleTapTimeoutCallbackDelay() == 10);

        mTouchState.scheduleDoubleTapTimeoutCallback();

        mMainExecutor.flushAll();

        assertTrue(mDoubleTapCallbackTriggeredLatch.getCount() == 0);

    }

    @Test

    public void testDoubleTapDrag_doubleTapCanceled() {

        final long currentTime = SystemClock.uptimeMillis();

        mTouchState.onTouchEvent(createMotionEvent(ACTION_DOWN, currentTime, 0, 0));

        mTouchState.onTouchEvent(createMotionEvent(ACTION_MOVE, currentTime + 10, 500, 500));

        mTouchState.onTouchEvent(createMotionEvent(ACTION_UP, currentTime + 20, 500, 500));

        assertTrue(mTouchState.isDragging());

        assertFalse(mTouchState.isDoubleTap());

        assertFalse(mTouchState.isWaitingForDoubleTap());

        assertTrue(mTouchState.getDoubleTapTimeoutCallbackDelay() == -1);

    }

    @Test

    public void testDoubleTap_doubleTapRegistered() {

        final long currentTime = SystemClock.uptimeMillis();

        mTouchState.onTouchEvent(createMotionEvent(ACTION_DOWN, currentTime, 0, 0));

        mTouchState.onTouchEvent(createMotionEvent(ACTION_UP, currentTime + 10, 0, 0));

        mTouchState.onTouchEvent(createMotionEvent(ACTION_DOWN,

                currentTime + PipTouchState.DOUBLE_TAP_TIMEOUT - 20, 0, 0));

        mTouchState.onTouchEvent(createMotionEvent(ACTION_UP,

                currentTime + PipTouchState.DOUBLE_TAP_TIMEOUT - 10, 0, 0));

        assertTrue(mTouchState.isDoubleTap());

        assertFalse(mTouchState.isWaitingForDoubleTap());

        assertTrue(mTouchState.getDoubleTapTimeoutCallbackDelay() == -1);

    }

    @Test

    public void testHoverExitTimeout_timeoutCallbackCalled() throws Exception {

        mTouchState.scheduleHoverExitTimeoutCallback();

        mMainExecutor.flushAll();

        assertTrue(mHoverExitCallbackTriggeredLatch.getCount() == 0);

    }

    @Test

    public void testHoverExitTimeout_timeoutCallbackNotCalled() throws Exception {

        mTouchState.scheduleHoverExitTimeoutCallback();

        assertTrue(mHoverExitCallbackTriggeredLatch.getCount() == 1);

    }

    @Test

    public void testHoverExitTimeout_timeoutCallbackNotCalled_ifButtonPress() throws Exception {

        mTouchState.scheduleHoverExitTimeoutCallback();

        mTouchState.onTouchEvent(createMotionEvent(ACTION_BUTTON_PRESS, SystemClock.uptimeMillis(),

                0, 0));

        mMainExecutor.flushAll();

        assertTrue(mHoverExitCallbackTriggeredLatch.getCount() == 1);

    }

    private MotionEvent createMotionEvent(int action, long eventTime, float x, float y) {

        return MotionEvent.obtain(0, eventTime, action, x, y, 0);

    }

}