| /* |
| * Copyright (C) 2017 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 android.cts.backup; |
| |
| import static junit.framework.Assert.assertNull; |
| |
| import com.android.tradefed.device.DeviceNotAvailableException; |
| import com.android.tradefed.log.LogUtil.CLog; |
| import com.android.tradefed.testtype.DeviceJUnit4ClassRunner; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.io.FileNotFoundException; |
| |
| /** |
| * Test for checking that key/value backup and restore works correctly. |
| * It interacts with the app that saves values in different shared preferences and files. |
| * The app uses BackupAgentHelper to do key/value backup of those values. |
| * |
| * NB: The tests use "bmgr backupnow" for backup, which works on N+ devices. |
| */ |
| @RunWith(DeviceJUnit4ClassRunner.class) |
| public class KeyValueBackupRestoreHostSideTest extends BaseBackupHostSideTest { |
| |
| /** The name of the package of the app under test */ |
| private static final String KEY_VALUE_RESTORE_APP_PACKAGE = |
| "android.cts.backup.keyvaluerestoreapp"; |
| |
| /** The name of the device side test class */ |
| private static final String KEY_VALUE_RESTORE_DEVICE_TEST_NAME = |
| KEY_VALUE_RESTORE_APP_PACKAGE + ".KeyValueBackupRestoreTest"; |
| |
| /** The name of the apk of the app under test */ |
| private static final String KEY_VALUE_RESTORE_APP_APK = "CtsKeyValueBackupRestoreApp.apk"; |
| |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| installPackage(KEY_VALUE_RESTORE_APP_APK); |
| clearPackageData(KEY_VALUE_RESTORE_APP_PACKAGE); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| super.tearDown(); |
| |
| // Clear backup data and uninstall the package (in that order!) |
| clearBackupDataInLocalTransport(KEY_VALUE_RESTORE_APP_PACKAGE); |
| assertNull(uninstallPackage(KEY_VALUE_RESTORE_APP_PACKAGE)); |
| } |
| |
| /** |
| * Test that verifies key/value backup and restore. |
| * |
| * The flow of the test: |
| * 1. Check that app has no saved data |
| * 2. App saves the predefined values to shared preferences and files. |
| * 3. Backup the app's data |
| * 4. Uninstall the app |
| * 5. Install the app back |
| * 6. Check that all the shared preferences and files were restored. |
| */ |
| @Test |
| public void testKeyValueBackupAndRestore() throws Exception { |
| if (!mIsBackupSupported) { |
| CLog.i("android.software.backup feature is not supported on this device"); |
| return; |
| } |
| |
| checkDeviceTest("checkSharedPrefIsEmpty"); |
| |
| checkDeviceTest("saveSharedPreferencesAndNotifyBackupManager"); |
| |
| backupNowAndAssertSuccess(KEY_VALUE_RESTORE_APP_PACKAGE); |
| |
| assertNull(uninstallPackage(KEY_VALUE_RESTORE_APP_PACKAGE)); |
| |
| installPackage(KEY_VALUE_RESTORE_APP_APK); |
| |
| // Shared preference should be restored |
| checkDeviceTest("checkSharedPreferencesAreRestored"); |
| } |
| |
| private void checkDeviceTest(String methodName) |
| throws DeviceNotAvailableException { |
| super.checkDeviceTest(KEY_VALUE_RESTORE_APP_PACKAGE, KEY_VALUE_RESTORE_DEVICE_TEST_NAME, |
| methodName); |
| } |
| } |