1/* 2 * Copyright (C) 2018 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 17package com.android.settingslib.development; 18 19import static org.mockito.Mockito.doReturn; 20import static org.mockito.Mockito.verify; 21 22import android.support.v7.preference.Preference; 23import android.support.v7.preference.PreferenceScreen; 24 25import com.android.settingslib.SettingsLibRobolectricTestRunner; 26 27import org.junit.Before; 28import org.junit.Test; 29import org.junit.runner.RunWith; 30import org.mockito.Mock; 31import org.mockito.MockitoAnnotations; 32import org.robolectric.RuntimeEnvironment; 33 34@RunWith(SettingsLibRobolectricTestRunner.class) 35public class DeveloperOptionsPreferenceControllerTest { 36 37 private static final String TEST_KEY = "Test_pref_key"; 38 39 @Mock 40 private Preference mPreference; 41 @Mock 42 private PreferenceScreen mPreferenceScreen; 43 44 private DeveloperOptionsPreferenceController mController; 45 46 @Before 47 public void setUp() { 48 MockitoAnnotations.initMocks(this); 49 mController = new DeveloperOptionsPreferenceControllerTestable(); 50 doReturn(mPreference).when(mPreferenceScreen).findPreference(TEST_KEY); 51 mController.displayPreference(mPreferenceScreen); 52 } 53 54 @Test 55 public void onDeveloperOptionsEnabled_shouldEnablePreference() { 56 mController.onDeveloperOptionsEnabled(); 57 58 verify(mPreference).setEnabled(true); 59 } 60 61 @Test 62 public void onDeveloperOptionsDisabled_shouldDisablePreference() { 63 mController.onDeveloperOptionsDisabled(); 64 65 verify(mPreference).setEnabled(false); 66 } 67 68 private class DeveloperOptionsPreferenceControllerTestable extends 69 DeveloperOptionsPreferenceController { 70 DeveloperOptionsPreferenceControllerTestable() { 71 super(RuntimeEnvironment.application); 72 } 73 74 @Override 75 public String getPreferenceKey() { 76 return TEST_KEY; 77 } 78 } 79} 80 81