| /* |
| * Copyright (C) 2016 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.storage; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import static org.mockito.Matchers.any; |
| import static org.mockito.Matchers.anyInt; |
| import static org.mockito.Mockito.eq; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| import android.app.job.JobService; |
| import android.app.job.JobParameters; |
| import android.content.pm.PackageStats; |
| import android.test.AndroidTestCase; |
| |
| import com.android.server.storage.DiskStatsLoggingService.LogRunnable; |
| |
| import libcore.io.IoUtils; |
| |
| import org.json.JSONObject; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| import java.io.File; |
| import java.io.PrintStream; |
| import java.util.ArrayList; |
| |
| @RunWith(JUnit4.class) |
| public class DiskStatsLoggingServiceTest extends AndroidTestCase { |
| @Rule public TemporaryFolder mTemporaryFolder; |
| @Rule public TemporaryFolder mDownloads; |
| @Rule public TemporaryFolder mRootDirectory; |
| @Mock private AppCollector mCollector; |
| private File mInputFile; |
| |
| |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| MockitoAnnotations.initMocks(this); |
| mTemporaryFolder = new TemporaryFolder(); |
| mTemporaryFolder.create(); |
| mInputFile = mTemporaryFolder.newFile(); |
| mDownloads = new TemporaryFolder(); |
| mDownloads.create(); |
| mRootDirectory = new TemporaryFolder(); |
| mRootDirectory.create(); |
| } |
| |
| @Test |
| public void testEmptyLog() throws Exception { |
| LogRunnable task = new LogRunnable(); |
| task.setAppCollector(mCollector); |
| task.setDownloadsDirectory(mDownloads.getRoot()); |
| task.setRootDirectory(mRootDirectory.getRoot()); |
| task.setLogOutputFile(mInputFile); |
| task.setSystemSize(0L); |
| task.run(); |
| |
| JSONObject json = getJsonOutput(); |
| assertThat(json.getLong(DiskStatsFileLogger.PHOTOS_KEY)).isEqualTo(0L); |
| assertThat(json.getLong(DiskStatsFileLogger.VIDEOS_KEY)).isEqualTo(0L); |
| assertThat(json.getLong(DiskStatsFileLogger.AUDIO_KEY)).isEqualTo(0L); |
| assertThat(json.getLong(DiskStatsFileLogger.DOWNLOADS_KEY)).isEqualTo(0L); |
| assertThat(json.getLong(DiskStatsFileLogger.SYSTEM_KEY)).isEqualTo(0L); |
| assertThat(json.getLong(DiskStatsFileLogger.MISC_KEY)).isEqualTo(0L); |
| assertThat(json.getLong(DiskStatsFileLogger.APP_SIZE_AGG_KEY)).isEqualTo(0L); |
| assertThat(json.getLong(DiskStatsFileLogger.APP_CACHE_AGG_KEY)).isEqualTo(0L); |
| assertThat( |
| json.getJSONArray(DiskStatsFileLogger.PACKAGE_NAMES_KEY).length()).isEqualTo(0L); |
| assertThat(json.getJSONArray(DiskStatsFileLogger.APP_SIZES_KEY).length()).isEqualTo(0L); |
| assertThat(json.getJSONArray(DiskStatsFileLogger.APP_CACHES_KEY).length()).isEqualTo(0L); |
| } |
| |
| @Test |
| public void testPopulatedLogTask() throws Exception { |
| // Write data to directories. |
| writeDataToFile(mDownloads.newFile(), "lol"); |
| writeDataToFile(mRootDirectory.newFile("test.jpg"), "1234"); |
| writeDataToFile(mRootDirectory.newFile("test.mp4"), "12345"); |
| writeDataToFile(mRootDirectory.newFile("test.mp3"), "123456"); |
| writeDataToFile(mRootDirectory.newFile("test.whatever"), "1234567"); |
| |
| // Write apps. |
| ArrayList<PackageStats> apps = new ArrayList<>(); |
| PackageStats testApp = new PackageStats("com.test.app"); |
| testApp.dataSize = 5L; |
| testApp.cacheSize = 55L; |
| testApp.codeSize = 10L; |
| apps.add(testApp); |
| when(mCollector.getPackageStats(anyInt())).thenReturn(apps); |
| |
| LogRunnable task = new LogRunnable(); |
| task.setAppCollector(mCollector); |
| task.setDownloadsDirectory(mDownloads.getRoot()); |
| task.setRootDirectory(mRootDirectory.getRoot()); |
| task.setLogOutputFile(mInputFile); |
| task.setSystemSize(10L); |
| task.run(); |
| |
| JSONObject json = getJsonOutput(); |
| assertThat(json.getLong(DiskStatsFileLogger.PHOTOS_KEY)).isEqualTo(4L); |
| assertThat(json.getLong(DiskStatsFileLogger.VIDEOS_KEY)).isEqualTo(5L); |
| assertThat(json.getLong(DiskStatsFileLogger.AUDIO_KEY)).isEqualTo(6L); |
| assertThat(json.getLong(DiskStatsFileLogger.DOWNLOADS_KEY)).isEqualTo(3L); |
| assertThat(json.getLong(DiskStatsFileLogger.SYSTEM_KEY)).isEqualTo(10L); |
| assertThat(json.getLong(DiskStatsFileLogger.MISC_KEY)).isEqualTo(7L); |
| assertThat(json.getLong(DiskStatsFileLogger.APP_SIZE_AGG_KEY)).isEqualTo(15L); |
| assertThat(json.getLong(DiskStatsFileLogger.APP_CACHE_AGG_KEY)).isEqualTo(55L); |
| assertThat( |
| json.getJSONArray(DiskStatsFileLogger.PACKAGE_NAMES_KEY).length()).isEqualTo(1L); |
| assertThat(json.getJSONArray(DiskStatsFileLogger.APP_SIZES_KEY).length()).isEqualTo(1L); |
| assertThat(json.getJSONArray(DiskStatsFileLogger.APP_CACHES_KEY).length()).isEqualTo(1L); |
| } |
| |
| @Test |
| public void testDontCrashOnPackageStatsTimeout() throws Exception { |
| when(mCollector.getPackageStats(anyInt())).thenReturn(null); |
| |
| LogRunnable task = new LogRunnable(); |
| task.setAppCollector(mCollector); |
| task.setDownloadsDirectory(mDownloads.getRoot()); |
| task.setRootDirectory(mRootDirectory.getRoot()); |
| task.setLogOutputFile(mInputFile); |
| task.setSystemSize(10L); |
| task.run(); |
| |
| // No exception should be thrown. |
| } |
| |
| private void writeDataToFile(File f, String data) throws Exception{ |
| PrintStream out = new PrintStream(f); |
| out.print(data); |
| out.close(); |
| } |
| |
| private JSONObject getJsonOutput() throws Exception { |
| return new JSONObject(IoUtils.readFileAsString(mInputFile.getAbsolutePath())); |
| } |
| } |