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      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 package com.android.settings.applications;
     17 
     18 import android.content.pm.ApplicationInfo;
     19 import android.content.pm.PackageManager;
     20 import android.content.pm.UserInfo;
     21 import android.os.UserManager;
     22 import android.support.test.filters.SmallTest;
     23 import android.support.test.runner.AndroidJUnit4;
     24 import org.junit.Before;
     25 import org.junit.Test;
     26 import org.junit.runner.RunWith;
     27 import org.mockito.Mock;
     28 import org.mockito.MockitoAnnotations;
     29 
     30 import java.util.ArrayList;
     31 import java.util.List;
     32 
     33 import static junit.framework.Assert.assertEquals;
     34 import static org.mockito.Mockito.when;
     35 
     36 @RunWith(AndroidJUnit4.class)
     37 @SmallTest
     38 public class PackageUtilTest {
     39     private static final String ALL_USERS_APP_NAME = "com.google.allusers.app";
     40     private static final String ONE_USER_APP_NAME = "com.google.oneuser.app";
     41     private static final int USER1_ID = 1;
     42     private static final int USER2_ID = 11;
     43 
     44     @Mock
     45     private PackageManager mMockPackageManager;
     46     @Mock
     47     private UserManager mMockUserManager;
     48 
     49     private InstalledAppDetails.PackageUtil mPackageUtil;
     50     private List<UserInfo> mUserInfos;
     51 
     52     @Before
     53     public void setUp() throws PackageManager.NameNotFoundException {
     54         MockitoAnnotations.initMocks(this);
     55 
     56         mUserInfos = new ArrayList<>();
     57         mUserInfos.add(new UserInfo(USER1_ID, "lei", 0));
     58         mUserInfos.add(new UserInfo(USER2_ID, "yue", 0));
     59         when(mMockUserManager.getUsers(true)).thenReturn(mUserInfos);
     60 
     61         ApplicationInfo usersApp = new ApplicationInfo();
     62         usersApp.flags = ApplicationInfo.FLAG_INSTALLED;
     63 
     64         when(mMockPackageManager.getApplicationInfoAsUser(
     65                 ALL_USERS_APP_NAME, PackageManager.GET_META_DATA, USER1_ID))
     66                 .thenReturn(usersApp);
     67         when(mMockPackageManager.getApplicationInfoAsUser(
     68                 ALL_USERS_APP_NAME, PackageManager.GET_META_DATA, USER2_ID))
     69                 .thenReturn(usersApp);
     70 
     71         when(mMockPackageManager.getApplicationInfoAsUser(
     72                 ONE_USER_APP_NAME, PackageManager.GET_META_DATA, USER1_ID))
     73                 .thenReturn(usersApp);
     74 
     75         when(mMockPackageManager.getApplicationInfoAsUser(
     76                 ONE_USER_APP_NAME, PackageManager.GET_META_DATA, USER2_ID))
     77                 .thenThrow(new PackageManager.NameNotFoundException());
     78 
     79         mPackageUtil = new InstalledAppDetails.PackageUtil();
     80     }
     81 
     82     @Test
     83     public void testCountPackageInUsers_twoUsersInstalled_returnTwo() {
     84         assertEquals(2, mPackageUtil.countPackageInUsers(
     85                 mMockPackageManager, mMockUserManager, ALL_USERS_APP_NAME));
     86     }
     87 
     88     @Test
     89     public void testCountPackageInUsers_oneUsersInstalled_returnOne() {
     90         assertEquals(1, mPackageUtil.countPackageInUsers(
     91                 mMockPackageManager, mMockUserManager, ONE_USER_APP_NAME));
     92     }
     93 }
     94