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      1 /*
      2  * Copyright (C) 2015 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 package com.android.car.test;
     17 
     18 import android.car.Car;
     19 import android.car.CarNotConnectedException;
     20 import android.car.content.pm.AppBlockingPackageInfo;
     21 import android.car.content.pm.CarAppBlockingPolicy;
     22 import android.car.content.pm.CarPackageManager;
     23 import android.test.suitebuilder.annotation.SmallTest;
     24 import android.util.Log;
     25 
     26 @SmallTest
     27 public class CarPackageManagerTest extends MockedCarTestBase {
     28     private static final String TAG = CarPackageManagerTest.class.getSimpleName();
     29 
     30     private static final int POLLING_MAX_RETRY = 10;
     31     private static final long POLLING_SLEEP = 100;
     32 
     33     private CarPackageManager mCarPm;
     34 
     35     @Override
     36     protected void setUp() throws Exception {
     37         super.setUp();
     38     }
     39 
     40     private void init(boolean policyFromService) throws Exception {
     41         TestAppBlockingPolicyService.controlPolicySettingFromService(policyFromService);
     42         mCarPm = (CarPackageManager) getCar().getCarManager(Car.PACKAGE_SERVICE);
     43         assertNotNull(mCarPm);
     44     }
     45 
     46     public void testServiceLaunched() throws Exception {
     47         init(true);
     48         assertTrue(pollingCheck(new PollingChecker() {
     49             @Override
     50             public boolean check() {
     51                 return TestAppBlockingPolicyService.getInstance() != null;
     52             }
     53         }, POLLING_MAX_RETRY, POLLING_SLEEP));
     54         final String thisPackage = getContext().getPackageName();
     55         final String serviceClassName = "DOES_NOT_MATTER";
     56         assertTrue(pollingCheck(new PollingChecker() {
     57             @Override
     58             public boolean check() {
     59                 try {
     60                     return mCarPm.isServiceAllowedWhileDriving(thisPackage, serviceClassName);
     61                 } catch (CarNotConnectedException e) {
     62                     return false;
     63                 }
     64             }
     65         }, POLLING_MAX_RETRY, POLLING_SLEEP));
     66         assertTrue(mCarPm.isServiceAllowedWhileDriving(thisPackage, null));
     67         assertFalse(mCarPm.isServiceAllowedWhileDriving(serviceClassName, serviceClassName));
     68         assertFalse(mCarPm.isServiceAllowedWhileDriving(serviceClassName, null));
     69     }
     70 
     71     public void testSettingWhitelist() throws Exception {
     72         init(false);
     73         final String carServicePackageName = "com.android.car";
     74         final String activityAllowed = "NO_SUCH_ACTIVITY_BUT_ALLOWED";
     75         final String activityNotAllowed = "NO_SUCH_ACTIVITY_AND_NOT_ALLOWED";
     76         final String acticityAllowed2 = "NO_SUCH_ACTIVITY_BUT_ALLOWED2";
     77         final String thisPackage = getContext().getPackageName();
     78 
     79         AppBlockingPackageInfo info = new AppBlockingPackageInfo(carServicePackageName, 0, 0,
     80                 AppBlockingPackageInfo.FLAG_SYSTEM_APP, null, new String[] { activityAllowed });
     81         CarAppBlockingPolicy policy = new CarAppBlockingPolicy(new AppBlockingPackageInfo[] { info }
     82                 , null);
     83         Log.i(TAG, "setting policy");
     84         mCarPm.setAppBlockingPolicy(thisPackage, policy,
     85                 CarPackageManager.FLAG_SET_POLICY_WAIT_FOR_CHANGE);
     86         Log.i(TAG, "setting policy done");
     87         assertTrue(mCarPm.isActivityAllowedWhileDriving(carServicePackageName, activityAllowed));
     88         assertFalse(mCarPm.isActivityAllowedWhileDriving(carServicePackageName,
     89                 activityNotAllowed));
     90 
     91         // replace policy
     92         info = new AppBlockingPackageInfo(carServicePackageName, 0, 0,
     93                 AppBlockingPackageInfo.FLAG_SYSTEM_APP, null, new String[] { acticityAllowed2 });
     94         policy = new CarAppBlockingPolicy(new AppBlockingPackageInfo[] { info }
     95                 , null);
     96         mCarPm.setAppBlockingPolicy(thisPackage, policy,
     97                 CarPackageManager.FLAG_SET_POLICY_WAIT_FOR_CHANGE);
     98         assertFalse(mCarPm.isActivityAllowedWhileDriving(carServicePackageName, activityAllowed));
     99         assertTrue(mCarPm.isActivityAllowedWhileDriving(carServicePackageName, acticityAllowed2));
    100         assertFalse(mCarPm.isActivityAllowedWhileDriving(carServicePackageName,
    101                 activityNotAllowed));
    102 
    103         //add, it replace the whole package policy. So activities are not added.
    104         info = new AppBlockingPackageInfo(carServicePackageName, 0, 0,
    105                 AppBlockingPackageInfo.FLAG_SYSTEM_APP, null, new String[] { activityAllowed });
    106         policy = new CarAppBlockingPolicy(new AppBlockingPackageInfo[] { info }
    107                 , null);
    108         mCarPm.setAppBlockingPolicy(thisPackage, policy,
    109                 CarPackageManager.FLAG_SET_POLICY_WAIT_FOR_CHANGE |
    110                 CarPackageManager.FLAG_SET_POLICY_ADD);
    111         assertTrue(mCarPm.isActivityAllowedWhileDriving(carServicePackageName, activityAllowed));
    112         assertFalse(mCarPm.isActivityAllowedWhileDriving(carServicePackageName, acticityAllowed2));
    113         assertFalse(mCarPm.isActivityAllowedWhileDriving(carServicePackageName,
    114                 activityNotAllowed));
    115 
    116         //remove
    117         info = new AppBlockingPackageInfo(carServicePackageName, 0, 0,
    118                 AppBlockingPackageInfo.FLAG_SYSTEM_APP, null, new String[] { activityAllowed });
    119         policy = new CarAppBlockingPolicy(new AppBlockingPackageInfo[] { info }
    120                 , null);
    121         mCarPm.setAppBlockingPolicy(thisPackage, policy,
    122                 CarPackageManager.FLAG_SET_POLICY_WAIT_FOR_CHANGE |
    123                 CarPackageManager.FLAG_SET_POLICY_REMOVE);
    124         assertFalse(mCarPm.isActivityAllowedWhileDriving(carServicePackageName, activityAllowed));
    125         assertFalse(mCarPm.isActivityAllowedWhileDriving(carServicePackageName, acticityAllowed2));
    126         assertFalse(mCarPm.isActivityAllowedWhileDriving(carServicePackageName,
    127                 activityNotAllowed));
    128     }
    129 
    130     interface PollingChecker {
    131         boolean check();
    132     }
    133 
    134     static boolean pollingCheck(PollingChecker checker, int maxRetry, long sleepMs)
    135             throws Exception {
    136         int retry = 0;
    137         boolean checked = checker.check();
    138         while (!checked && (retry < maxRetry)) {
    139             Thread.sleep(sleepMs);
    140             retry++;
    141             checked = checker.check();
    142         }
    143         return checked;
    144     }
    145 }
    146