1 /* 2 * Copyright (C) 2019 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.accessibility; 18 19 import static android.view.HapticFeedbackConstants.CLOCK_TICK; 20 import static android.view.HapticFeedbackConstants.CONTEXT_CLICK; 21 22 import static com.google.common.truth.Truth.assertThat; 23 24 import static org.mockito.Mockito.eq; 25 import static org.mockito.Mockito.mock; 26 import static org.mockito.Mockito.times; 27 import static org.mockito.Mockito.verify; 28 import static org.robolectric.Shadows.shadowOf; 29 30 import android.content.Context; 31 import android.util.AttributeSet; 32 import android.widget.SeekBar; 33 34 import org.junit.Before; 35 import org.junit.Test; 36 import org.junit.runner.RunWith; 37 import org.robolectric.RobolectricTestRunner; 38 import org.robolectric.RuntimeEnvironment; 39 40 @RunWith(RobolectricTestRunner.class) 41 public class BalanceSeekBarTest { 42 // Fix the maximum process value to 200 for testing the BalanceSeekBar. 43 // It affects the SeekBar value of center(100) and snapThreshold(200 * SNAP_TO_PERCENTAGE). 44 private static final int MAX_PROGRESS_VALUE = 200; 45 46 private Context mContext; 47 private AttributeSet mAttrs; 48 private BalanceSeekBar mSeekBar; 49 private BalanceSeekBar.OnSeekBarChangeListener mProxySeekBarListener; 50 private SeekBar.OnSeekBarChangeListener mockSeekBarChangeListener; 51 52 @Before setUp()53 public void setUp() { 54 mContext = RuntimeEnvironment.application; 55 mSeekBar = new BalanceSeekBar(mContext, mAttrs); 56 mProxySeekBarListener = shadowOf(mSeekBar).getOnSeekBarChangeListener(); 57 mockSeekBarChangeListener = mock(SeekBar.OnSeekBarChangeListener.class); 58 mSeekBar.setOnSeekBarChangeListener(mockSeekBarChangeListener); 59 } 60 61 @Test onStartTrackingTouch_shouldInvokeMethod()62 public void onStartTrackingTouch_shouldInvokeMethod() { 63 mProxySeekBarListener.onStartTrackingTouch(mSeekBar); 64 65 verify(mockSeekBarChangeListener, times(1)).onStartTrackingTouch(mSeekBar); 66 } 67 68 @Test onStopTrackingTouch_shouldInvokeMethod()69 public void onStopTrackingTouch_shouldInvokeMethod() { 70 mProxySeekBarListener.onStopTrackingTouch(mSeekBar); 71 72 verify(mockSeekBarChangeListener, times(1)).onStopTrackingTouch(mSeekBar); 73 } 74 75 @Test onProgressChanged_shouldInvokeMethod()76 public void onProgressChanged_shouldInvokeMethod() { 77 // Assign the test value of SeekBar progress 78 mProxySeekBarListener.onProgressChanged(mSeekBar, MAX_PROGRESS_VALUE, true); 79 80 verify(mockSeekBarChangeListener, times(1)).onProgressChanged(eq(mSeekBar), 81 eq(MAX_PROGRESS_VALUE), eq(true)); 82 } 83 84 @Test onProgressChanged_minimumValue_clockTickFeedbackPerformed()85 public void onProgressChanged_minimumValue_clockTickFeedbackPerformed() { 86 mSeekBar.performHapticFeedback(CONTEXT_CLICK); 87 mProxySeekBarListener.onProgressChanged(mSeekBar, 0, true); 88 89 assertThat(shadowOf(mSeekBar).lastHapticFeedbackPerformed()).isEqualTo(CLOCK_TICK); 90 } 91 92 @Test onProgressChanged_centerValue_clockTickFeedbackPerformed()93 public void onProgressChanged_centerValue_clockTickFeedbackPerformed() { 94 mSeekBar.performHapticFeedback(CONTEXT_CLICK); 95 mProxySeekBarListener.onProgressChanged(mSeekBar, MAX_PROGRESS_VALUE / 2, true); 96 97 assertThat(shadowOf(mSeekBar).lastHapticFeedbackPerformed()).isEqualTo(CLOCK_TICK); 98 } 99 100 @Test onProgressChanged_maximumValue_clockTickFeedbackPerformed()101 public void onProgressChanged_maximumValue_clockTickFeedbackPerformed() { 102 mSeekBar.setMax(MAX_PROGRESS_VALUE); 103 mSeekBar.performHapticFeedback(CONTEXT_CLICK); 104 mProxySeekBarListener.onProgressChanged(mSeekBar, MAX_PROGRESS_VALUE, true); 105 106 assertThat(shadowOf(mSeekBar).lastHapticFeedbackPerformed()).isEqualTo(CLOCK_TICK); 107 } 108 109 @Test setMaxTest_shouldSetValue()110 public void setMaxTest_shouldSetValue() { 111 mSeekBar.setMax(MAX_PROGRESS_VALUE); 112 113 assertThat(getBalanceSeekBarCenter(mSeekBar)).isEqualTo(MAX_PROGRESS_VALUE / 2); 114 assertThat(getBalanceSeekBarSnapThreshold(mSeekBar)).isEqualTo( 115 MAX_PROGRESS_VALUE * BalanceSeekBar.SNAP_TO_PERCENTAGE); 116 } 117 118 @Test setProgressTest_shouldSnapToCenter()119 public void setProgressTest_shouldSnapToCenter() { 120 // Assign the test value of SeekBar progress within the threshold (94-106 in this case). 121 final int progressWithinThreshold = 102; 122 mSeekBar.setMax(MAX_PROGRESS_VALUE); 123 mSeekBar.setProgress(progressWithinThreshold + 10); //set progress which is over threshold. 124 mProxySeekBarListener.onProgressChanged(mSeekBar, progressWithinThreshold, true); 125 126 assertThat(mSeekBar.getProgress()).isEqualTo(getBalanceSeekBarCenter(mSeekBar)); 127 } 128 129 @Test setProgressTest_shouldMaintainInputValue()130 public void setProgressTest_shouldMaintainInputValue() { 131 // Assign the test value of SeekBar progress without the threshold. 132 final int progressWithoutThreshold = 107; 133 mSeekBar.setMax(MAX_PROGRESS_VALUE); 134 mSeekBar.setProgress(progressWithoutThreshold); 135 mProxySeekBarListener.onProgressChanged(mSeekBar, progressWithoutThreshold, true); 136 137 assertThat(mSeekBar.getProgress()).isEqualTo(progressWithoutThreshold); 138 } 139 140 // method to get the center from BalanceSeekBar for testing setMax(). getBalanceSeekBarCenter(BalanceSeekBar seekBar)141 private int getBalanceSeekBarCenter(BalanceSeekBar seekBar) { 142 return seekBar.getMax() / 2; 143 } 144 145 // method to get the snapThreshold from BalanceSeekBar for testing setMax(). getBalanceSeekBarSnapThreshold(BalanceSeekBar seekBar)146 private float getBalanceSeekBarSnapThreshold(BalanceSeekBar seekBar) { 147 return seekBar.getMax() * BalanceSeekBar.SNAP_TO_PERCENTAGE; 148 } 149 } 150