1 /* 2 * Copyright (C) 2017 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.widget; 18 19 import static org.mockito.Mockito.times; 20 import static org.mockito.Mockito.verify; 21 22 import android.content.Context; 23 24 import com.android.settings.testutils.SettingsRobolectricTestRunner; 25 26 import org.junit.Before; 27 import org.junit.Test; 28 import org.junit.runner.RunWith; 29 import org.mockito.Mock; 30 import org.mockito.MockitoAnnotations; 31 import org.robolectric.RuntimeEnvironment; 32 33 @RunWith(SettingsRobolectricTestRunner.class) 34 public class SummaryUpdaterTest { 35 36 private Context mContext; 37 38 private SummaryUpdaterTestable mSummaryUpdater; 39 @Mock 40 private SummaryListener mListener; 41 42 @Before setUp()43 public void setUp() { 44 MockitoAnnotations.initMocks(this); 45 mContext = RuntimeEnvironment.application.getApplicationContext(); 46 mSummaryUpdater = new SummaryUpdaterTestable(mContext, mListener); 47 } 48 49 @Test notifyChangeIfNeeded_fistTimeInit_shouldNotifyChange()50 public void notifyChangeIfNeeded_fistTimeInit_shouldNotifyChange() { 51 final String summary = "initialized"; 52 mSummaryUpdater.setTestSummary(summary); 53 mSummaryUpdater.notifyChangeIfNeeded(); 54 55 verify(mListener).onSummaryChanged(summary); 56 } 57 58 @Test notifyChangeIfNeeded_summaryUpdated_shouldNotifyChange()59 public void notifyChangeIfNeeded_summaryUpdated_shouldNotifyChange() { 60 final String summaryInit = "initialized"; 61 mSummaryUpdater.setTestSummary(summaryInit); 62 mSummaryUpdater.notifyChangeIfNeeded(); 63 final String summaryUpdate = "updated"; 64 65 mSummaryUpdater.setTestSummary(summaryUpdate); 66 mSummaryUpdater.notifyChangeIfNeeded(); 67 68 verify(mListener).onSummaryChanged(summaryUpdate); 69 } 70 71 @Test notifyChangeIfNeeded_summaryNotUpdated_shouldOnlyNotifyChangeOnce()72 public void notifyChangeIfNeeded_summaryNotUpdated_shouldOnlyNotifyChangeOnce() { 73 final String summaryInit = "initialized"; 74 mSummaryUpdater.setTestSummary(summaryInit); 75 mSummaryUpdater.notifyChangeIfNeeded(); 76 final String summaryUpdate = "updated"; 77 mSummaryUpdater.setTestSummary(summaryUpdate); 78 79 mSummaryUpdater.notifyChangeIfNeeded(); 80 mSummaryUpdater.notifyChangeIfNeeded(); 81 82 verify(mListener, times(1)).onSummaryChanged(summaryUpdate); 83 } 84 85 private class SummaryListener implements SummaryUpdater.OnSummaryChangeListener { 86 String summary; 87 88 @Override onSummaryChanged(String summary)89 public void onSummaryChanged(String summary) { 90 this.summary = summary; 91 } 92 } 93 94 public final class SummaryUpdaterTestable extends SummaryUpdater { 95 private String mTestSummary; 96 SummaryUpdaterTestable(Context context, SummaryUpdater.OnSummaryChangeListener listener)97 SummaryUpdaterTestable(Context context, SummaryUpdater.OnSummaryChangeListener listener) { 98 super(context, listener); 99 } 100 101 @Override register(boolean register)102 public void register(boolean register) { 103 } 104 105 @Override notifyChangeIfNeeded()106 public void notifyChangeIfNeeded() { 107 super.notifyChangeIfNeeded(); 108 } 109 110 @Override getSummary()111 public String getSummary() { 112 return mTestSummary; 113 } 114 setTestSummary(String summary)115 public void setTestSummary(String summary) { 116 mTestSummary = summary; 117 } 118 } 119 } 120