| /* |
| * Copyright (C) 2015 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.net; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.mockito.Mockito.when; |
| |
| import android.Manifest; |
| import android.Manifest.permission; |
| import android.app.AppOpsManager; |
| import android.app.admin.DeviceAdminInfo; |
| import android.app.admin.DevicePolicyManagerInternal; |
| import android.content.Context; |
| import android.content.pm.PackageManager; |
| import android.telephony.TelephonyManager; |
| |
| import androidx.test.filters.SmallTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import com.android.server.LocalServices; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| @RunWith(AndroidJUnit4.class) |
| @SmallTest |
| public class NetworkStatsAccessTest { |
| private static final String TEST_PKG = "com.example.test"; |
| private static final int TEST_UID = 12345; |
| |
| @Mock private Context mContext; |
| @Mock private DevicePolicyManagerInternal mDpmi; |
| @Mock private TelephonyManager mTm; |
| @Mock private AppOpsManager mAppOps; |
| |
| // Hold the real service so we can restore it when tearing down the test. |
| private DevicePolicyManagerInternal mSystemDpmi; |
| |
| @Before |
| public void setUp() throws Exception { |
| MockitoAnnotations.initMocks(this); |
| |
| mSystemDpmi = LocalServices.getService(DevicePolicyManagerInternal.class); |
| LocalServices.removeServiceForTest(DevicePolicyManagerInternal.class); |
| LocalServices.addService(DevicePolicyManagerInternal.class, mDpmi); |
| |
| when(mContext.getSystemService(Context.TELEPHONY_SERVICE)).thenReturn(mTm); |
| when(mContext.getSystemService(Context.APP_OPS_SERVICE)).thenReturn(mAppOps); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| LocalServices.removeServiceForTest(DevicePolicyManagerInternal.class); |
| LocalServices.addService(DevicePolicyManagerInternal.class, mSystemDpmi); |
| } |
| |
| @Test |
| public void testCheckAccessLevel_hasCarrierPrivileges() throws Exception { |
| setHasCarrierPrivileges(true); |
| setIsDeviceOwner(false); |
| setIsProfileOwner(false); |
| setHasAppOpsPermission(AppOpsManager.MODE_DEFAULT, false); |
| setHasReadHistoryPermission(false); |
| assertEquals(NetworkStatsAccess.Level.DEVICE, |
| NetworkStatsAccess.checkAccessLevel(mContext, TEST_UID, TEST_PKG)); |
| } |
| |
| @Test |
| public void testCheckAccessLevel_isDeviceOwner() throws Exception { |
| setHasCarrierPrivileges(false); |
| setIsDeviceOwner(true); |
| setIsProfileOwner(false); |
| setHasAppOpsPermission(AppOpsManager.MODE_DEFAULT, false); |
| setHasReadHistoryPermission(false); |
| assertEquals(NetworkStatsAccess.Level.DEVICE, |
| NetworkStatsAccess.checkAccessLevel(mContext, TEST_UID, TEST_PKG)); |
| } |
| |
| @Test |
| public void testCheckAccessLevel_isProfileOwner() throws Exception { |
| setHasCarrierPrivileges(false); |
| setIsDeviceOwner(false); |
| setIsProfileOwner(true); |
| setHasAppOpsPermission(AppOpsManager.MODE_DEFAULT, false); |
| setHasReadHistoryPermission(false); |
| assertEquals(NetworkStatsAccess.Level.USER, |
| NetworkStatsAccess.checkAccessLevel(mContext, TEST_UID, TEST_PKG)); |
| } |
| |
| @Test |
| public void testCheckAccessLevel_hasAppOpsBitAllowed() throws Exception { |
| setHasCarrierPrivileges(false); |
| setIsDeviceOwner(false); |
| setIsProfileOwner(true); |
| setHasAppOpsPermission(AppOpsManager.MODE_ALLOWED, false); |
| setHasReadHistoryPermission(false); |
| assertEquals(NetworkStatsAccess.Level.DEVICESUMMARY, |
| NetworkStatsAccess.checkAccessLevel(mContext, TEST_UID, TEST_PKG)); |
| } |
| |
| @Test |
| public void testCheckAccessLevel_hasAppOpsBitDefault_grantedPermission() throws Exception { |
| setHasCarrierPrivileges(false); |
| setIsDeviceOwner(false); |
| setIsProfileOwner(true); |
| setHasAppOpsPermission(AppOpsManager.MODE_DEFAULT, true); |
| setHasReadHistoryPermission(false); |
| assertEquals(NetworkStatsAccess.Level.DEVICESUMMARY, |
| NetworkStatsAccess.checkAccessLevel(mContext, TEST_UID, TEST_PKG)); |
| } |
| |
| @Test |
| public void testCheckAccessLevel_hasReadHistoryPermission() throws Exception { |
| setHasCarrierPrivileges(false); |
| setIsDeviceOwner(false); |
| setIsProfileOwner(true); |
| setHasAppOpsPermission(AppOpsManager.MODE_DEFAULT, false); |
| setHasReadHistoryPermission(true); |
| assertEquals(NetworkStatsAccess.Level.DEVICESUMMARY, |
| NetworkStatsAccess.checkAccessLevel(mContext, TEST_UID, TEST_PKG)); |
| } |
| |
| @Test |
| public void testCheckAccessLevel_deniedAppOpsBit() throws Exception { |
| setHasCarrierPrivileges(false); |
| setIsDeviceOwner(false); |
| setIsProfileOwner(false); |
| setHasAppOpsPermission(AppOpsManager.MODE_ERRORED, true); |
| setHasReadHistoryPermission(false); |
| assertEquals(NetworkStatsAccess.Level.DEFAULT, |
| NetworkStatsAccess.checkAccessLevel(mContext, TEST_UID, TEST_PKG)); |
| } |
| |
| @Test |
| public void testCheckAccessLevel_deniedAppOpsBit_deniedPermission() throws Exception { |
| setHasCarrierPrivileges(false); |
| setIsDeviceOwner(false); |
| setIsProfileOwner(false); |
| setHasAppOpsPermission(AppOpsManager.MODE_DEFAULT, false); |
| setHasReadHistoryPermission(false); |
| assertEquals(NetworkStatsAccess.Level.DEFAULT, |
| NetworkStatsAccess.checkAccessLevel(mContext, TEST_UID, TEST_PKG)); |
| } |
| |
| private void setHasCarrierPrivileges(boolean hasPrivileges) { |
| when(mTm.checkCarrierPrivilegesForPackageAnyPhone(TEST_PKG)).thenReturn( |
| hasPrivileges ? TelephonyManager.CARRIER_PRIVILEGE_STATUS_HAS_ACCESS |
| : TelephonyManager.CARRIER_PRIVILEGE_STATUS_NO_ACCESS); |
| } |
| |
| private void setIsDeviceOwner(boolean isOwner) { |
| when(mDpmi.isActiveAdminWithPolicy(TEST_UID, DeviceAdminInfo.USES_POLICY_DEVICE_OWNER)) |
| .thenReturn(isOwner); |
| } |
| |
| private void setIsProfileOwner(boolean isOwner) { |
| when(mDpmi.isActiveAdminWithPolicy(TEST_UID, DeviceAdminInfo.USES_POLICY_PROFILE_OWNER)) |
| .thenReturn(isOwner); |
| } |
| |
| private void setHasAppOpsPermission(int appOpsMode, boolean hasPermission) { |
| when(mAppOps.noteOp(AppOpsManager.OP_GET_USAGE_STATS, TEST_UID, TEST_PKG)) |
| .thenReturn(appOpsMode); |
| when(mContext.checkCallingPermission(Manifest.permission.PACKAGE_USAGE_STATS)).thenReturn( |
| hasPermission ? PackageManager.PERMISSION_GRANTED |
| : PackageManager.PERMISSION_DENIED); |
| } |
| |
| private void setHasReadHistoryPermission(boolean hasPermission) { |
| when(mContext.checkCallingOrSelfPermission(permission.READ_NETWORK_USAGE_HISTORY)) |
| .thenReturn(hasPermission ? PackageManager.PERMISSION_GRANTED |
| : PackageManager.PERMISSION_DENIED); |
| } |
| } |