1 /* 2 * Copyright (C) 2016 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 android.support.v14.preference.PreferenceFragment; 20 import android.support.v7.preference.PreferenceManager; 21 import android.support.v7.preference.PreferenceScreen; 22 23 import com.android.settings.SettingsRobolectricTestRunner; 24 import com.android.settings.TestConfig; 25 import com.android.settings.core.lifecycle.Lifecycle; 26 27 import org.junit.Before; 28 import org.junit.Test; 29 import org.junit.runner.RunWith; 30 import org.mockito.Mock; 31 import org.mockito.MockitoAnnotations; 32 import org.robolectric.annotation.Config; 33 import org.robolectric.shadows.ShadowApplication; 34 35 import static com.google.common.truth.Truth.assertThat; 36 import static org.mockito.Matchers.any; 37 import static org.mockito.Mockito.mock; 38 import static org.mockito.Mockito.times; 39 import static org.mockito.Mockito.verify; 40 import static org.mockito.Mockito.when; 41 42 @RunWith(SettingsRobolectricTestRunner.class) 43 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION) 44 public class FooterPreferenceMixinTest { 45 46 @Mock 47 private PreferenceFragment mFragment; 48 @Mock 49 private PreferenceScreen mScreen; 50 51 private Lifecycle mLifecycle; 52 private FooterPreferenceMixin mMixin; 53 54 @Before setUp()55 public void setUp() { 56 MockitoAnnotations.initMocks(this); 57 mLifecycle = new Lifecycle(); 58 when(mFragment.getPreferenceManager()).thenReturn(mock(PreferenceManager.class)); 59 when(mFragment.getPreferenceManager().getContext()) 60 .thenReturn(ShadowApplication.getInstance().getApplicationContext()); 61 mMixin = new FooterPreferenceMixin(mFragment, mLifecycle); 62 } 63 64 @Test createFooter_screenNotAvailable_noCrash()65 public void createFooter_screenNotAvailable_noCrash() { 66 assertThat(mMixin.createFooterPreference()).isNotNull(); 67 } 68 69 @Test createFooter_screenAvailable_canAttachToScreen()70 public void createFooter_screenAvailable_canAttachToScreen() { 71 when(mFragment.getPreferenceScreen()).thenReturn(mScreen); 72 73 final FooterPreference preference = mMixin.createFooterPreference(); 74 75 assertThat(preference).isNotNull(); 76 verify(mScreen).addPreference(preference); 77 } 78 79 @Test createFooter_screenAvailableDelayed_canAttachToScreen()80 public void createFooter_screenAvailableDelayed_canAttachToScreen() { 81 final FooterPreference preference = mMixin.createFooterPreference(); 82 83 mLifecycle.setPreferenceScreen(mScreen); 84 85 assertThat(preference).isNotNull(); 86 verify(mScreen).addPreference(preference); 87 } 88 89 @Test createFooterTwice_screenAvailable_replaceOldFooter()90 public void createFooterTwice_screenAvailable_replaceOldFooter() { 91 when(mFragment.getPreferenceScreen()).thenReturn(mScreen); 92 93 mMixin.createFooterPreference(); 94 mMixin.createFooterPreference(); 95 96 verify(mScreen).removePreference(any(FooterPreference.class)); 97 verify(mScreen, times(2)).addPreference(any(FooterPreference.class)); 98 } 99 100 } 101