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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 
     17 package com.android.managedprovisioning.task;
     18 
     19 import android.content.Context;
     20 import android.content.pm.UserInfo;
     21 import android.os.UserHandle;
     22 import android.os.UserManager;
     23 import android.test.AndroidTestCase;
     24 import android.test.suitebuilder.annotation.SmallTest;
     25 
     26 import org.mockito.Mock;
     27 import org.mockito.MockitoAnnotations;
     28 
     29 import java.util.Arrays;
     30 import java.util.Collections;
     31 
     32 import static org.mockito.Mockito.any;
     33 import static org.mockito.Mockito.anyBoolean;
     34 import static org.mockito.Mockito.anyString;
     35 import static org.mockito.Mockito.eq;
     36 import static org.mockito.Mockito.never;
     37 import static org.mockito.Mockito.verify;
     38 import static org.mockito.Mockito.verifyZeroInteractions;
     39 import static org.mockito.Mockito.when;
     40 
     41 /**
     42  * Unit-tests for {@link DisallowAddUserTask}.
     43  */
     44 public class DisallowAddUserTaskTest extends AndroidTestCase {
     45     @Mock private Context mockContext;
     46     @Mock private UserManager mockUserManager;
     47 
     48     // Normal cases.
     49     private UserInfo primaryUser = new UserInfo(0, "Primary",
     50             UserInfo.FLAG_PRIMARY | UserInfo.FLAG_ADMIN);
     51 
     52     // Split-system-user cases.
     53     private UserInfo systemUser = new UserInfo(UserHandle.USER_SYSTEM, "System", 0 /* flags */);
     54     private UserInfo meatUser = new UserInfo(10, "Primary",
     55             UserInfo.FLAG_PRIMARY | UserInfo.FLAG_ADMIN);
     56 
     57     @Override
     58     public void setUp() {
     59         // this is necessary for mockito to work
     60         System.setProperty("dexmaker.dexcache", getContext().getCacheDir().toString());
     61 
     62         MockitoAnnotations.initMocks(this);
     63 
     64         // Setup sensible default responses.
     65         when(mockUserManager.hasUserRestriction(anyString(), any(UserHandle.class)))
     66                 .thenReturn(false);
     67     }
     68 
     69     @SmallTest
     70     public void testMaybeDisallowAddUsers_normalSystem() {
     71         when(mockUserManager.getUsers()).thenReturn(Collections.singletonList(primaryUser));
     72 
     73         new DisallowAddUserTask(mockUserManager, primaryUser.id, false /* isSplitSystemUser */)
     74                 .maybeDisallowAddUsers();
     75 
     76         verify(mockUserManager).setUserRestriction(UserManager.DISALLOW_ADD_USER, true,
     77                 primaryUser.getUserHandle());
     78     }
     79 
     80     @SmallTest
     81     public void testMaybeDisallowAddUsers_normalSystem_restrictionAlreadySetupForOneUser() {
     82         when(mockUserManager.getUsers()).thenReturn(Collections.singletonList(primaryUser));
     83 
     84         when(mockUserManager.hasUserRestriction(UserManager.DISALLOW_ADD_USER,
     85                 primaryUser.getUserHandle()))
     86                 .thenReturn(true);
     87 
     88         new DisallowAddUserTask(mockUserManager, meatUser.id, false /* isSplitSystemUser */)
     89                 .maybeDisallowAddUsers();
     90 
     91         verify(mockUserManager, never()).setUserRestriction(eq(UserManager.DISALLOW_ADD_USER),
     92                 anyBoolean(), eq(primaryUser.getUserHandle()));
     93     }
     94 
     95     @SmallTest
     96     public void testMaybeDisallowAddUsers_splitUserSystem_meatUserDeviceOwner() {
     97         when(mockUserManager.getUsers()).thenReturn(Arrays.asList(new UserInfo[]{
     98                 systemUser, meatUser}));
     99 
    100         new DisallowAddUserTask(mockUserManager, meatUser.id, true /* isSplitSystemUser */)
    101                 .maybeDisallowAddUsers();
    102 
    103         verify(mockUserManager).setUserRestriction(UserManager.DISALLOW_ADD_USER, true,
    104                 systemUser.getUserHandle());
    105         verify(mockUserManager).setUserRestriction(UserManager.DISALLOW_ADD_USER, true,
    106                 meatUser.getUserHandle());
    107     }
    108 
    109     @SmallTest
    110     public void testMaybeDisallowAddUsers_splitUserSystem_systemDeviceOwner() {
    111         when(mockUserManager.getUsers()).thenReturn(Collections.singletonList(systemUser));
    112 
    113         new DisallowAddUserTask(mockUserManager, systemUser.id, true /* isSplitSystemUser */)
    114                 .maybeDisallowAddUsers();
    115 
    116         verifyZeroInteractions(mockUserManager);
    117     }
    118 }