| /* |
| * Copyright (C) 2018 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.am; |
| |
| import static org.junit.Assert.assertNull; |
| |
| import android.content.Intent; |
| import android.content.pm.ActivityInfo; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.ResolveInfo; |
| import android.os.Process; |
| import android.os.UserHandle; |
| import android.platform.test.annotations.Presubmit; |
| |
| import androidx.test.filters.SmallTest; |
| |
| import org.junit.Test; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * Test class for {@link BroadcastRecord}. |
| * |
| * Build/Install/Run: |
| * atest FrameworksServicesTests:BroadcastRecordTest |
| */ |
| @SmallTest |
| @Presubmit |
| public class BroadcastRecordTest { |
| |
| @Test |
| public void testCleanupDisabledPackageReceivers() { |
| final int user0 = UserHandle.USER_SYSTEM; |
| final int user1 = user0 + 1; |
| final String pkgToCleanup = "pkg.a"; |
| final String pkgOther = "pkg.b"; |
| |
| // Receivers contain multiple-user (contains [pkg.a@u0, pkg.a@u1, pkg.b@u0, pkg.b@u1]). |
| final List<ResolveInfo> receiversM = createReceiverInfos( |
| new String[] { pkgToCleanup, pkgOther }, |
| new int[] { user0, user1 }); |
| // Receivers only contain one user (contains [pkg.a@u0, pkg.b@u0]). |
| final List<ResolveInfo> receiversU0 = excludeReceivers( |
| receiversM, null /* packageName */, user1); |
| |
| // With given package: |
| // Send to all users, cleanup a package of all users. |
| final BroadcastRecord recordAllAll = createBroadcastRecord(receiversM, UserHandle.USER_ALL); |
| cleanupDisabledPackageReceivers(recordAllAll, pkgToCleanup, UserHandle.USER_ALL); |
| assertNull(verifyRemaining(recordAllAll, excludeReceivers(receiversM, pkgToCleanup, -1))); |
| |
| // Send to all users, cleanup a package of one user. |
| final BroadcastRecord recordAllOne = createBroadcastRecord(receiversM, UserHandle.USER_ALL); |
| cleanupDisabledPackageReceivers(recordAllOne, pkgToCleanup, user0); |
| assertNull(verifyRemaining(recordAllOne, |
| excludeReceivers(receiversM, pkgToCleanup, user0))); |
| |
| // Send to one user, cleanup a package of all users. |
| final BroadcastRecord recordOneAll = createBroadcastRecord(receiversU0, user0); |
| cleanupDisabledPackageReceivers(recordOneAll, pkgToCleanup, UserHandle.USER_ALL); |
| assertNull(verifyRemaining(recordOneAll, excludeReceivers(receiversU0, pkgToCleanup, -1))); |
| |
| // Send to one user, cleanup a package one user. |
| final BroadcastRecord recordOneOne = createBroadcastRecord(receiversU0, user0); |
| cleanupDisabledPackageReceivers(recordOneOne, pkgToCleanup, user0); |
| assertNull(verifyRemaining(recordOneOne, excludeReceivers(receiversU0, pkgToCleanup, -1))); |
| |
| // Without given package (e.g. stop user): |
| // Send to all users, cleanup one user. |
| final BroadcastRecord recordAllM = createBroadcastRecord(receiversM, UserHandle.USER_ALL); |
| cleanupDisabledPackageReceivers(recordAllM, null /* packageName */, user1); |
| assertNull(verifyRemaining(recordAllM, |
| excludeReceivers(receiversM, null /* packageName */, user1))); |
| |
| // Send to one user, cleanup one user. |
| final BroadcastRecord recordU0 = createBroadcastRecord(receiversU0, user0); |
| cleanupDisabledPackageReceivers(recordU0, null /* packageName */, user0); |
| assertNull(verifyRemaining(recordU0, Collections.emptyList())); |
| } |
| |
| private static void cleanupDisabledPackageReceivers(BroadcastRecord record, |
| String packageName, int userId) { |
| record.cleanupDisabledPackageReceiversLocked(packageName, null /* filterByClasses */, |
| userId, true /* doit */); |
| } |
| |
| private static String verifyRemaining(BroadcastRecord record, |
| List<ResolveInfo> expectedRemainingReceivers) { |
| final StringBuilder errorMsg = new StringBuilder(); |
| |
| for (final Object receiver : record.receivers) { |
| final ResolveInfo resolveInfo = (ResolveInfo) receiver; |
| final ApplicationInfo appInfo = resolveInfo.activityInfo.applicationInfo; |
| |
| boolean foundExpected = false; |
| for (final ResolveInfo expectedReceiver : expectedRemainingReceivers) { |
| final ApplicationInfo expectedAppInfo = |
| expectedReceiver.activityInfo.applicationInfo; |
| if (appInfo.packageName.equals(expectedAppInfo.packageName) |
| && UserHandle.getUserId(appInfo.uid) == UserHandle |
| .getUserId(expectedAppInfo.uid)) { |
| foundExpected = true; |
| break; |
| } |
| } |
| if (!foundExpected) { |
| errorMsg.append(appInfo.packageName).append("@") |
| .append('u').append(UserHandle.getUserId(appInfo.uid)).append(' '); |
| } |
| } |
| |
| return errorMsg.length() == 0 ? null |
| : errorMsg.insert(0, "Contains unexpected receiver: ").toString(); |
| } |
| |
| private static ResolveInfo createResolveInfo(String packageName, int uid) { |
| final ResolveInfo resolveInfo = new ResolveInfo(); |
| final ActivityInfo activityInfo = new ActivityInfo(); |
| final ApplicationInfo appInfo = new ApplicationInfo(); |
| appInfo.packageName = packageName; |
| appInfo.uid = uid; |
| activityInfo.applicationInfo = appInfo; |
| resolveInfo.activityInfo = activityInfo; |
| return resolveInfo; |
| } |
| |
| /** |
| * Generate (packages.length * userIds.length) receivers. |
| */ |
| private static List<ResolveInfo> createReceiverInfos(String[] packages, int[] userIds) { |
| final List<ResolveInfo> receivers = new ArrayList<>(); |
| for (int i = 0; i < packages.length; i++) { |
| for (final int userId : userIds) { |
| receivers.add(createResolveInfo(packages[i], |
| UserHandle.getUid(userId, Process.FIRST_APPLICATION_UID + i))); |
| } |
| } |
| return receivers; |
| } |
| |
| /** |
| * Create a new list which filters out item if package name or user id is matched. |
| * Null package name or user id < 0 will be considered as don't care. |
| */ |
| private static List<ResolveInfo> excludeReceivers(List<ResolveInfo> receivers, |
| String packageName, int userId) { |
| final List<ResolveInfo> excludedList = new ArrayList<>(); |
| for (final ResolveInfo receiver : receivers) { |
| if ((packageName != null |
| && !packageName.equals(receiver.activityInfo.applicationInfo.packageName)) |
| || (userId > -1 && userId != UserHandle |
| .getUserId(receiver.activityInfo.applicationInfo.uid))) { |
| excludedList.add(receiver); |
| } |
| } |
| return excludedList; |
| } |
| |
| private static BroadcastRecord createBroadcastRecord(List<ResolveInfo> receivers, int userId) { |
| return new BroadcastRecord( |
| null /* queue */, |
| new Intent(), |
| null /* callerApp */, |
| null /* callerPackage */, |
| 0 /* callingPid */, |
| 0 /* callingUid */, |
| false /* callerInstantApp */, |
| null /* resolvedType */, |
| null /* requiredPermissions */, |
| 0 /* appOp */, |
| null /* options */, |
| new ArrayList<>(receivers), // Make a copy to not affect the original list. |
| null /* resultTo */, |
| 0 /* resultCode */, |
| null /* resultData */, |
| null /* resultExtras */, |
| false /* serialized */, |
| false /* sticky */, |
| false /* initialSticky */, |
| userId, |
| false, /* allowBackgroundActivityStarts */ |
| false /* timeoutExempt */ ); |
| } |
| } |