content: /*
   * Copyright (C) 2019 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package com.android.server.backup.internal;
  
  import static com.google.common.truth.Truth.assertThat;
  
  import android.app.job.JobScheduler;
  import android.content.Context;
  import android.os.Handler;
  import android.os.HandlerThread;
  import android.platform.test.annotations.Presubmit;
  import android.provider.Settings;
  
  import com.android.server.backup.FullBackupJob;
  import com.android.server.backup.JobIdManager;
  import com.android.server.backup.KeyValueBackupJob;
  import com.android.server.backup.TransportManager;
  import com.android.server.backup.UserBackupManagerService;
  import com.android.server.backup.testing.BackupManagerServiceTestUtils;
  import com.android.server.testing.shadows.ShadowApplicationPackageManager;
  
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.mockito.Mock;
  import org.mockito.MockitoAnnotations;
  import org.robolectric.RobolectricTestRunner;
  import org.robolectric.RuntimeEnvironment;
  import org.robolectric.Shadows;
  import org.robolectric.annotation.Config;
  import org.robolectric.shadows.ShadowJobScheduler;
  
  import java.io.File;
  
  /**
   * Tests verifying the interaction between {@link SetupObserver} and {@link
   * UserBackupManagerService}.
   */
  @RunWith(RobolectricTestRunner.class)
  @Config(shadows = {ShadowApplicationPackageManager.class, ShadowJobScheduler.class})
  @Presubmit
  public class SetupObserverTest {
      private static final String TAG = "SetupObserverTest";
      private static final int USER_ID = 10;
  
      @Mock private TransportManager mTransportManager;
  
      private Context mContext;
      private UserBackupManagerService mUserBackupManagerService;
      private HandlerThread mHandlerThread;
      private ShadowJobScheduler mShadowJobScheduler;
  
      /** Setup state. */
      @Before
      public void setUp() throws Exception {
          MockitoAnnotations.initMocks(this);
          mContext = RuntimeEnvironment.application;
          mHandlerThread = BackupManagerServiceTestUtils.startSilentBackupThread(TAG);
          mUserBackupManagerService =
                  BackupManagerServiceTestUtils.createUserBackupManagerServiceAndRunTasks(
                          USER_ID,
                          mContext,
                          mHandlerThread,
                          new File(mContext.getDataDir(), "test1"),
                          new File(mContext.getDataDir(), "test2"),
                          mTransportManager);
          mShadowJobScheduler = Shadows.shadowOf(mContext.getSystemService(JobScheduler.class));
      }
  
      /** Test observer handles changes from not setup -> setup correctly. */
      @Test
      public void testOnChange_whenNewlySetup_updatesState() throws Exception {
          SetupObserver setupObserver = new SetupObserver(mUserBackupManagerService, new Handler());
          mUserBackupManagerService.setSetupComplete(false);
          changeSetupCompleteSettingForUser(true, USER_ID);
  
          setupObserver.onChange(true);
  
          assertThat(mUserBackupManagerService.isSetupComplete()).isTrue();
      }
  
      /** Test observer handles changes from setup -> not setup correctly. */
      @Test
      public void testOnChange_whenPreviouslySetup_doesNotUpdateState() throws Exception {
          SetupObserver setupObserver = new SetupObserver(mUserBackupManagerService, new Handler());
          mUserBackupManagerService.setSetupComplete(true);
          changeSetupCompleteSettingForUser(false, USER_ID);
  
          setupObserver.onChange(true);
  
          assertThat(mUserBackupManagerService.isSetupComplete()).isTrue();
      }
  
      /** Test observer handles changes from not setup -> not setup correctly. */
      @Test
      public void testOnChange_whenNotPreviouslySetup_doesNotUpdateStateIfNoChange()
              throws Exception {
          SetupObserver setupObserver = new SetupObserver(mUserBackupManagerService, new Handler());
          mUserBackupManagerService.setSetupComplete(false);
          changeSetupCompleteSettingForUser(false, USER_ID);
  
          setupObserver.onChange(true);
  
          assertThat(mUserBackupManagerService.isSetupComplete()).isFalse();
      }
  
      /** Test observer handles changes from not setup -> setup correctly. */
      @Test
      public void testOnChange_whenNewlySetup_schedulesBackup() throws Exception {
          SetupObserver setupObserver = new SetupObserver(mUserBackupManagerService, new Handler());
          mUserBackupManagerService.setSetupComplete(false);
          changeSetupCompleteSettingForUser(true, USER_ID);
          // Setup conditions for a full backup job to be scheduled.
          mUserBackupManagerService.setEnabled(true);
          mUserBackupManagerService.enqueueFullBackup("testPackage", /* lastBackedUp */ 0);
  
          setupObserver.onChange(true);
  
          assertThat(
                          mShadowJobScheduler.getPendingJob(
                                  getJobIdForUser(
                                          KeyValueBackupJob.MIN_JOB_ID,
                                          KeyValueBackupJob.MAX_JOB_ID,
                                          USER_ID)))
                  .isNotNull();
          assertThat(
                          mShadowJobScheduler.getPendingJob(
                                  getJobIdForUser(
                                          FullBackupJob.MIN_JOB_ID,
                                          FullBackupJob.MAX_JOB_ID,
                                          USER_ID)))
                  .isNotNull();
      }
  
      private int getJobIdForUser(int min, int max, int userId) {
          return JobIdManager.getJobIdForUserId(min, max, userId);
      }
  
      private void changeSetupCompleteSettingForUser(boolean value, int userId) {
          Settings.Secure.putIntForUser(
                  mContext.getContentResolver(),
                  Settings.Secure.USER_SETUP_COMPLETE,
                  value ? 1 : 0,
                  userId);
      }
  }
  