1 /* 2 * Copyright (C) 2016 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 android.system.helpers; 18 19 import android.content.Context; 20 import android.os.UserManager; 21 import android.support.test.InstrumentationRegistry; 22 import android.system.helpers.CommandsHelper; 23 import android.util.Log; 24 import java.util.regex.Matcher; 25 import java.util.regex.Pattern; 26 import junit.framework.Assert; 27 28 /** 29 * Implement common helper methods for user. 30 */ 31 public class UserHelper { 32 private static final String TAG = UserHelper.class.getSimpleName(); 33 private static UserHelper sInstance = null; 34 private Context mContext = null; 35 36 public static final int INVALID_USER_ID = -1; 37 38 UserHelper()39 public UserHelper() { 40 mContext = InstrumentationRegistry.getTargetContext(); 41 } 42 getInstance()43 public static UserHelper getInstance() { 44 if (sInstance == null) { 45 sInstance = new UserHelper(); 46 } 47 return sInstance; 48 } 49 getUserManager()50 public UserManager getUserManager() { 51 return (UserManager)mContext.getSystemService(Context.USER_SERVICE); 52 } 53 54 /** 55 * Creates a test user 56 * @return id for created secondary user 57 */ createSecondaryUser(String userName)58 public int createSecondaryUser(String userName) { 59 // Create user 60 String cmdOut = CommandsHelper.execute("pm create-user " + userName); 61 // Find user id from user-create output 62 // output format : "Success: created user id 10" 63 final Pattern pattern = Pattern.compile("Success: created user id (\\d+)"); 64 Matcher matcher = pattern.matcher(cmdOut); 65 int userId = INVALID_USER_ID; 66 if (matcher.find()) { 67 userId = Integer.parseInt(matcher.group(1)); 68 Log.i(TAG, String.format("User Name:%s User ID:%d", userName, userId)); 69 } 70 return userId; 71 } 72 73 /** 74 * Returns id for first secondary user 75 * @return userid 76 */ getSecondaryUserId()77 public int getSecondaryUserId() { 78 String cmdOut = CommandsHelper.execute("pm list users"); 79 // Assume that the a user with ID 0 is a primary user. Otherwise secondary users 80 final Pattern USERS_REGEX = Pattern.compile("UserInfo\\{([1-9]\\d*):[\\w\\s]+:(\\d+)\\}"); 81 Matcher matcher = USERS_REGEX.matcher(cmdOut); 82 int userId = INVALID_USER_ID; 83 if (matcher.find()) { 84 userId = Integer.parseInt(matcher.group(1)); // 1 = id 2 = flag 85 Log.i(TAG, String.format("The userId is %d", userId)); 86 } 87 return userId; 88 } 89 removeSecondaryUser(int userId)90 public void removeSecondaryUser(int userId) { 91 int prevUserCount = getUserCount(); 92 CommandsHelper.execute("pm remove-user " + userId); 93 Assert.assertTrue("User hasn't been removed", getUserCount() == (prevUserCount - 1)); 94 } 95 getUserCount()96 public int getUserCount() { 97 return getUserManager().getUserCount(); 98 } 99 }