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 com.google.common.truth.Truth.assertThat; 20 import static org.mockito.Mockito.mock; 21 import static org.mockito.Mockito.when; 22 23 import android.content.Context; 24 25 import com.android.settings.testutils.SettingsRobolectricTestRunner; 26 import com.android.settingslib.core.AbstractPreferenceController; 27 28 import org.junit.Before; 29 import org.junit.Test; 30 import org.junit.runner.RunWith; 31 import org.robolectric.RuntimeEnvironment; 32 33 import java.util.ArrayList; 34 import java.util.List; 35 36 @RunWith(SettingsRobolectricTestRunner.class) 37 public class PreferenceCategoryControllerTest { 38 39 private Context mContext; 40 private PreferenceCategoryController mController; 41 private List<AbstractPreferenceController> mChildren; 42 43 @Before 44 public void setUp() { 45 mContext = RuntimeEnvironment.application; 46 mChildren = new ArrayList<>(); 47 mController = new PreferenceCategoryController(mContext, "pref_key").setChildren(mChildren); 48 } 49 50 @Test 51 public void isAvailable_noChildren_false() { 52 assertThat(mController.isAvailable()).isFalse(); 53 } 54 55 @Test 56 public void isAvailable_childrenAvailable_true() { 57 final AbstractPreferenceController child = mock(AbstractPreferenceController.class); 58 when(child.isAvailable()).thenReturn(true); 59 mChildren.add(child); 60 mController.setChildren(mChildren); 61 62 assertThat(mController.isAvailable()).isTrue(); 63 } 64 65 @Test 66 public void isAvailable_childrenUnavailable_false() { 67 final AbstractPreferenceController child = mock(AbstractPreferenceController.class); 68 when(child.isAvailable()).thenReturn(false); 69 mChildren.add(child); 70 mController.setChildren(mChildren); 71 72 assertThat(mController.isAvailable()).isFalse(); 73 } 74 } 75