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      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 package com.android.settings.deviceinfo;
     17 
     18 import android.content.Context;
     19 import android.os.Build;
     20 import android.os.UserManager;
     21 import android.support.v7.preference.Preference;
     22 import android.support.v7.preference.PreferenceScreen;
     23 
     24 import com.android.settings.R;
     25 import com.android.settings.SettingsRobolectricTestRunner;
     26 import com.android.settings.TestConfig;
     27 
     28 import org.junit.Before;
     29 import org.junit.Test;
     30 import org.junit.runner.RunWith;
     31 import org.mockito.Mock;
     32 import org.mockito.MockitoAnnotations;
     33 import org.robolectric.RuntimeEnvironment;
     34 import org.robolectric.annotation.Config;
     35 
     36 import java.util.ArrayList;
     37 import java.util.List;
     38 
     39 import static com.google.common.truth.Truth.assertThat;
     40 import static org.mockito.Answers.RETURNS_DEEP_STUBS;
     41 import static org.mockito.Matchers.any;
     42 import static org.mockito.Mockito.mock;
     43 import static org.mockito.Mockito.verify;
     44 import static org.mockito.Mockito.when;
     45 
     46 @RunWith(SettingsRobolectricTestRunner.class)
     47 @Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
     48 public class SystemUpdatePreferenceControllerTest {
     49 
     50     @Mock(answer = RETURNS_DEEP_STUBS)
     51     private Context mContext;
     52     @Mock
     53     private UserManager mUserManager;
     54     @Mock(answer = RETURNS_DEEP_STUBS)
     55     private PreferenceScreen mScreen;
     56 
     57     private SystemUpdatePreferenceController mController;
     58 
     59     @Before
     60     public void setUp() {
     61         MockitoAnnotations.initMocks(this);
     62         mController = new SystemUpdatePreferenceController(mContext, mUserManager);
     63     }
     64 
     65     @Test
     66     public void updateNonIndexable_bothAvailable_shouldNotUpdate() {
     67         final List<String> keys = new ArrayList<>();
     68         when(mUserManager.isAdminUser()).thenReturn(true);
     69         when(mContext.getResources().getBoolean(
     70                 R.bool.config_additional_system_update_setting_enable))
     71                 .thenReturn(true);
     72 
     73         mController.updateNonIndexableKeys(keys);
     74 
     75         assertThat(keys).isEmpty();
     76     }
     77 
     78     @Test
     79     public void updateNonIndexable_nothingAvailable_shouldUpdateWith2Prefs() {
     80         final List<String> keys = new ArrayList<>();
     81 
     82         mController.updateNonIndexableKeys(keys);
     83 
     84         assertThat(keys.size()).isEqualTo(1);
     85     }
     86 
     87     @Test
     88     public void displayPrefs_nothingAvailable_shouldNotDisplay() {
     89         final Preference preference = mock(Preference.class);
     90         when(mScreen.getPreferenceCount()).thenReturn(1);
     91         when(mScreen.getPreference(0)).thenReturn(preference);
     92         when(preference.getKey()).thenReturn(mController.getPreferenceKey());
     93 
     94         mController.displayPreference(mScreen);
     95 
     96         verify(mScreen).removePreference(any(Preference.class));
     97     }
     98 
     99     @Test
    100     public void updateState_shouldSetToAndroidVersion() {
    101         final Preference preference = new Preference(RuntimeEnvironment.application);
    102         mController = new SystemUpdatePreferenceController(
    103                 RuntimeEnvironment.application, mUserManager);
    104         mController.updateState(preference);
    105 
    106         assertThat(preference.getSummary())
    107                 .isEqualTo(RuntimeEnvironment.application.getString(R.string.about_summary,
    108                         Build.VERSION.RELEASE));
    109     }
    110 
    111     @Test
    112     public void displayPrefs_oneAvailable_shouldDisplayOne() {
    113         final Preference preference = mock(Preference.class);
    114         when(mScreen.getPreferenceCount()).thenReturn(1);
    115         when(mScreen.getPreference(0)).thenReturn(preference);
    116         when(preference.getKey()).thenReturn(mController.getPreferenceKey());
    117 
    118         when(mContext.getResources().getBoolean(
    119                 R.bool.config_additional_system_update_setting_enable))
    120                 .thenReturn(true);
    121 
    122         mController.displayPreference(mScreen);
    123 
    124         verify(mScreen).removePreference(any(Preference.class));
    125     }
    126 }
    127