1 /* 2 * Copyright (C) 2017 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.server.pm; 18 19 import android.content.pm.ApplicationInfo; 20 import android.content.pm.PackageManager; 21 import android.content.pm.PackageStats; 22 import android.os.SystemClock; 23 import android.os.UserHandle; 24 import android.test.AndroidTestCase; 25 import android.util.Log; 26 27 import com.android.internal.util.ArrayUtils; 28 29 import java.util.Arrays; 30 31 public class InstallerTest extends AndroidTestCase { 32 private static final String TAG = "InstallerTest"; 33 34 private Installer mInstaller; 35 36 private final Timer mManual = new Timer("Manual"); 37 private final Timer mQuota = new Timer("Quota"); 38 39 private static class Timer { 40 private final String mTitle; 41 private long mStart; 42 private long mTotal; 43 Timer(String title)44 public Timer(String title) { 45 mTitle = title; 46 } 47 start()48 public void start() { 49 mStart = SystemClock.currentTimeMicro(); 50 } 51 stop()52 public void stop() { 53 mTotal += SystemClock.currentTimeMicro() - mStart; 54 } 55 reset()56 public void reset() { 57 mStart = 0; 58 mTotal = 0; 59 } 60 61 @Override toString()62 public String toString() { 63 return mTitle + ": " + (mTotal / 1000) + "ms"; 64 } 65 } 66 67 @Override setUp()68 public void setUp() throws Exception { 69 mInstaller = new Installer(getContext()); 70 mInstaller.onStart(); 71 mManual.reset(); 72 mQuota.reset(); 73 } 74 75 @Override tearDown()76 public void tearDown() throws Exception { 77 Log.i(TAG, mManual.toString()); 78 Log.i(TAG, mQuota.toString()); 79 mInstaller = null; 80 } 81 testGetAppSize()82 public void testGetAppSize() throws Exception { 83 int[] appIds = null; 84 85 final PackageManager pm = getContext().getPackageManager(); 86 for (ApplicationInfo app : pm.getInstalledApplications(0)) { 87 final int userId = UserHandle.getUserId(app.uid); 88 final int appId = UserHandle.getAppId(app.uid); 89 90 if (ArrayUtils.contains(appIds, appId)) { 91 continue; 92 } else { 93 appIds = ArrayUtils.appendInt(appIds, appId); 94 } 95 96 final String[] packageNames = pm.getPackagesForUid(app.uid); 97 final long[] ceDataInodes = new long[packageNames.length]; 98 final String[] codePaths = new String[packageNames.length]; 99 100 for (int i = 0; i < packageNames.length; i++) { 101 final ApplicationInfo info = pm.getApplicationInfo(packageNames[i], 0); 102 codePaths[i] = info.getCodePath(); 103 } 104 105 final PackageStats stats = new PackageStats(app.packageName); 106 final PackageStats quotaStats = new PackageStats(app.packageName); 107 108 mManual.start(); 109 mInstaller.getAppSize(app.volumeUuid, packageNames, userId, 0, 110 appId, ceDataInodes, codePaths, stats); 111 mManual.stop(); 112 113 mQuota.start(); 114 mInstaller.getAppSize(app.volumeUuid, packageNames, userId, Installer.FLAG_USE_QUOTA, 115 appId, ceDataInodes, codePaths, quotaStats); 116 mQuota.stop(); 117 118 checkEquals(Arrays.toString(packageNames) + " UID=" + app.uid, stats, quotaStats); 119 } 120 } 121 testGetUserSize()122 public void testGetUserSize() throws Exception { 123 final int[] appIds = getAppIds(UserHandle.USER_SYSTEM); 124 125 final PackageStats stats = new PackageStats("android"); 126 final PackageStats quotaStats = new PackageStats("android"); 127 128 mManual.start(); 129 mInstaller.getUserSize(null, UserHandle.USER_SYSTEM, 0, 130 appIds, stats); 131 mManual.stop(); 132 133 mQuota.start(); 134 mInstaller.getUserSize(null, UserHandle.USER_SYSTEM, Installer.FLAG_USE_QUOTA, 135 appIds, quotaStats); 136 mQuota.stop(); 137 138 checkEquals(Arrays.toString(appIds), stats, quotaStats); 139 } 140 testGetExternalSize()141 public void testGetExternalSize() throws Exception { 142 final int[] appIds = getAppIds(UserHandle.USER_SYSTEM); 143 144 mManual.start(); 145 final long[] stats = mInstaller.getExternalSize(null, UserHandle.USER_SYSTEM, 0, appIds); 146 mManual.stop(); 147 148 mQuota.start(); 149 final long[] quotaStats = mInstaller.getExternalSize(null, UserHandle.USER_SYSTEM, 150 Installer.FLAG_USE_QUOTA, appIds); 151 mQuota.stop(); 152 153 for (int i = 0; i < stats.length; i++) { 154 checkEquals("#" + i, stats[i], quotaStats[i]); 155 } 156 } 157 getAppIds(int userId)158 private int[] getAppIds(int userId) { 159 int[] appIds = null; 160 for (ApplicationInfo app : getContext().getPackageManager().getInstalledApplicationsAsUser( 161 PackageManager.MATCH_UNINSTALLED_PACKAGES, userId)) { 162 final int appId = UserHandle.getAppId(app.uid); 163 if (!ArrayUtils.contains(appIds, appId)) { 164 appIds = ArrayUtils.appendInt(appIds, appId); 165 } 166 } 167 return appIds; 168 } 169 checkEquals(String msg, PackageStats a, PackageStats b)170 private static void checkEquals(String msg, PackageStats a, PackageStats b) { 171 checkEquals(msg + " codeSize", a.codeSize, b.codeSize); 172 checkEquals(msg + " dataSize", a.dataSize, b.dataSize); 173 checkEquals(msg + " cacheSize", a.cacheSize, b.cacheSize); 174 checkEquals(msg + " externalCodeSize", a.externalCodeSize, b.externalCodeSize); 175 checkEquals(msg + " externalDataSize", a.externalDataSize, b.externalDataSize); 176 checkEquals(msg + " externalCacheSize", a.externalCacheSize, b.externalCacheSize); 177 } 178 checkEquals(String msg, long expected, long actual)179 private static void checkEquals(String msg, long expected, long actual) { 180 if (expected != actual) { 181 Log.e(TAG, msg + " expected " + expected + " actual " + actual); 182 } 183 } 184 } 185