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/*
* Copyright (C) 2018 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.setupwizardlib.gesture;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.inOrder;
import static org.robolectric.RuntimeEnvironment.application;
import android.view.MotionEvent;
import android.view.View;
import android.view.ViewConfiguration;
import com.android.setupwizardlib.robolectric.SuwLibRobolectricTestRunner;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InOrder;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.annotation.Config;
@Config(sdk = { Config.OLDEST_SDK, Config.NEWEST_SDK })
@RunWith(SuwLibRobolectricTestRunner.class)
public class ConsecutiveTapsGestureDetectorTest {
@Mock
private ConsecutiveTapsGestureDetector.OnConsecutiveTapsListener mListener;
private ConsecutiveTapsGestureDetector mDetector;
private int mSlop;
private int mTapTimeout;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
View view = new View(application);
view.measure(500, 500);
view.layout(0, 0, 500, 500);
mDetector = new ConsecutiveTapsGestureDetector(mListener, view);
mSlop = ViewConfiguration.get(application).getScaledDoubleTapSlop();
mTapTimeout = ViewConfiguration.getDoubleTapTimeout();
}
@Test
public void onTouchEvent_shouldTriggerCallbackOnFourTaps() {
InOrder inOrder = inOrder(mListener);
tap(0, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(1));
tap(100, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(2));
tap(200, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(3));
tap(300, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(4));
}
@Test
public void onTouchEvent_tapOnDifferentLocation_shouldResetCounter() {
InOrder inOrder = inOrder(mListener);
tap(0, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(1));
tap(100, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(2));
tap(200, 25f + mSlop * 2, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(1));
tap(300, 25f + mSlop * 2, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(2));
}
@Test
public void onTouchEvent_tapAfterTimeout_shouldResetCounter() {
InOrder inOrder = inOrder(mListener);
tap(0, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(1));
tap(100, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(2));
tap(200 + mTapTimeout, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(1));
tap(300 + mTapTimeout, 25f, 25f);
inOrder.verify(mListener).onConsecutiveTaps(eq(2));
}
private void tap(int timeMillis, float x, float y) {
mDetector.onTouchEvent(
MotionEvent.obtain(timeMillis, timeMillis, MotionEvent.ACTION_DOWN, x, y, 0));
mDetector.onTouchEvent(
MotionEvent.obtain(timeMillis, timeMillis + 10, MotionEvent.ACTION_UP, x, y, 0));
}
}
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