InstallerTest.java revision dd0edac92f15d009f0da7db832f80c520f137fb1 
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
17package com.android.server.pm;
18
19import android.content.pm.ApplicationInfo;
20import android.content.pm.PackageManager;
21import android.content.pm.PackageStats;
22import android.os.UserHandle;
23import android.test.AndroidTestCase;
24import android.util.Log;
25
26import com.android.internal.util.ArrayUtils;
27
28import java.util.Arrays;
29
30public class InstallerTest extends AndroidTestCase {
31    private static final String TAG = "InstallerTest";
32
33    private Installer mInstaller;
34
35    @Override
36    public void setUp() throws Exception {
37        mInstaller = new Installer(getContext());
38        mInstaller.onStart();
39    }
40
41    @Override
42    public void tearDown() throws Exception {
43        mInstaller = null;
44    }
45
46    public void testGetAppSize() throws Exception {
47        int[] appIds = null;
48
49        final PackageManager pm = getContext().getPackageManager();
50        for (ApplicationInfo app : pm.getInstalledApplications(0)) {
51            final int userId = UserHandle.getUserId(app.uid);
52            final int appId = UserHandle.getAppId(app.uid);
53
54            if (ArrayUtils.contains(appIds, appId)) {
55                continue;
56            } else {
57                appIds = ArrayUtils.appendInt(appIds, appId);
58            }
59
60            final String[] packageNames = pm.getPackagesForUid(app.uid);
61            final long[] ceDataInodes = new long[packageNames.length];
62            final String[] codePaths = new String[packageNames.length];
63
64            for (int i = 0; i < packageNames.length; i++) {
65                final ApplicationInfo info = pm.getApplicationInfo(packageNames[i], 0);
66                codePaths[i] = info.getCodePath();
67            }
68
69            final PackageStats stats = new PackageStats(app.packageName);
70            final PackageStats quotaStats = new PackageStats(app.packageName);
71
72            mInstaller.getAppSize(app.volumeUuid, packageNames, userId, 0,
73                    appId, ceDataInodes, codePaths, stats);
74
75            mInstaller.getAppSize(app.volumeUuid, packageNames, userId, Installer.FLAG_USE_QUOTA,
76                    appId, ceDataInodes, codePaths, quotaStats);
77
78            checkEquals(Arrays.toString(packageNames) + " UID=" + app.uid, stats, quotaStats);
79        }
80    }
81
82    public void testGetUserSize() throws Exception {
83        int[] appIds = null;
84
85        final PackageManager pm = getContext().getPackageManager();
86        for (ApplicationInfo app : pm.getInstalledApplications(0)) {
87            final int appId = UserHandle.getAppId(app.uid);
88            if (!ArrayUtils.contains(appIds, appId)) {
89                appIds = ArrayUtils.appendInt(appIds, appId);
90            }
91        }
92
93        final PackageStats stats = new PackageStats("android");
94        final PackageStats quotaStats = new PackageStats("android");
95
96        mInstaller.getUserSize(null, UserHandle.USER_SYSTEM, 0,
97                appIds, stats);
98
99        mInstaller.getUserSize(null, UserHandle.USER_SYSTEM, Installer.FLAG_USE_QUOTA,
100                appIds, quotaStats);
101
102        checkEquals(Arrays.toString(appIds), stats, quotaStats);
103    }
104
105    public void testGetExternalSize() throws Exception {
106
107        final long[] stats = mInstaller.getExternalSize(null, UserHandle.USER_SYSTEM, 0);
108
109        final long[] quotaStats = mInstaller.getExternalSize(null, UserHandle.USER_SYSTEM,
110                Installer.FLAG_USE_QUOTA);
111
112        for (int i = 0; i < stats.length; i++) {
113            checkEquals("#" + i, stats[i], quotaStats[i]);
114        }
115    }
116
117    private static void checkEquals(String msg, PackageStats a, PackageStats b) {
118        checkEquals(msg + " codeSize", a.codeSize, b.codeSize);
119        checkEquals(msg + " dataSize", a.dataSize, b.dataSize);
120        checkEquals(msg + " cacheSize", a.cacheSize, b.cacheSize);
121        checkEquals(msg + " externalCodeSize", a.externalCodeSize, b.externalCodeSize);
122        checkEquals(msg + " externalDataSize", a.externalDataSize, b.externalDataSize);
123        checkEquals(msg + " externalCacheSize", a.externalCacheSize, b.externalCacheSize);
124    }
125
126    private static void checkEquals(String msg, long expected, long actual) {
127        if (expected != actual) {
128            Log.e(TAG, msg + " expected " + expected + " actual " + actual);
129        }
130    }
131}
132