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/*
* Copyright (C) 2017 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.settings.applications;
import android.app.admin.DevicePolicyManager;
import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.pm.UserInfo;
import android.os.Build;
import android.os.RemoteException;
import android.os.UserHandle;
import android.os.UserManager;
import com.android.settings.testutils.SettingsRobolectricTestRunner;
import com.android.settings.TestConfig;
import com.android.settings.enterprise.DevicePolicyManagerWrapper;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.robolectric.annotation.Config;
import org.robolectric.shadows.ShadowApplication;
import java.util.Arrays;
import static com.android.settings.testutils.ApplicationTestUtils.buildInfo;
import static com.google.common.truth.Truth.assertThat;
import static org.mockito.Matchers.anyInt;
import static org.mockito.Matchers.anyObject;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.atLeast;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.when;
/**
* Tests for {@link InstalledAppCounter}.
*/
@RunWith(SettingsRobolectricTestRunner.class)
@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
public final class AppWithAdminGrantedPermissionsCounterTest {
private final String APP_1 = "app1";
private final String APP_2 = "app2";
private final String APP_3 = "app3";
private final String APP_4 = "app4";
private final String APP_5 = "app5";
private final String APP_6 = "app6";
private final int MAIN_USER_ID = 0;
private final int MANAGED_PROFILE_ID = 10;
private final int PER_USER_UID_RANGE = 100000;
private final int APP_1_UID = MAIN_USER_ID * PER_USER_UID_RANGE + 1;
private final int APP_2_UID = MAIN_USER_ID * PER_USER_UID_RANGE + 2;
private final int APP_3_UID = MAIN_USER_ID * PER_USER_UID_RANGE + 3;
private final int APP_4_UID = MAIN_USER_ID * PER_USER_UID_RANGE + 4;
private final int APP_5_UID = MAIN_USER_ID * PER_USER_UID_RANGE + 5;
private final int APP_6_UID = MANAGED_PROFILE_ID * PER_USER_UID_RANGE + 1;
private final String PERMISSION_1 = "some.permission.1";
private final String PERMISSION_2 = "some.permission.2";
private final String[] PERMISSIONS = {PERMISSION_1, PERMISSION_2};
@Mock private UserManager mUserManager;
@Mock private Context mContext;
@Mock private PackageManagerWrapper mPackageManager;
@Mock private IPackageManagerWrapper mPackageManagerService;
@Mock private DevicePolicyManagerWrapper mDevicePolicyManager;
private int mAppCount = -1;
private ApplicationInfo mApp1;
private ApplicationInfo mApp2;
private ApplicationInfo mApp3;
private ApplicationInfo mApp4;
private ApplicationInfo mApp5;
private ApplicationInfo mApp6;
@Before
public void setUp() {
MockitoAnnotations.initMocks(this);
when(mContext.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager);
mApp1 = buildInfo(APP_1_UID, APP_1, 0 /* flags */, Build.VERSION_CODES.M);
mApp2 = buildInfo(APP_2_UID, APP_2, 0 /* flags */, Build.VERSION_CODES.M);
mApp3 = buildInfo(APP_3_UID, APP_3, 0 /* flags */, Build.VERSION_CODES.LOLLIPOP);
mApp4 = buildInfo(APP_4_UID, APP_4, 0 /* flags */, Build.VERSION_CODES.LOLLIPOP);
mApp5 = buildInfo(APP_5_UID, APP_5, 0 /* flags */, Build.VERSION_CODES.LOLLIPOP);
mApp6 = buildInfo(APP_6_UID, APP_6, 0 /* flags */, Build.VERSION_CODES.M);
}
private void verifyCountInstalledApps(boolean async) throws Exception {
configureUserManager();
configurePackageManager();
configureRunTimePermissions();
configureInstallTimePermissions();
// Count the number of all apps installed that were granted on or more permissions by the
// admin.
if (async) {
(new AppWithAdminGrantedPermissionsCounterTestable(PERMISSIONS)).execute();
// Wait for the background task to finish.
ShadowApplication.runBackgroundTasks();
} else {
(new AppWithAdminGrantedPermissionsCounterTestable(PERMISSIONS)).executeInForeground();
}
assertThat(mAppCount).isEqualTo(3);
// Verify that installed packages were retrieved the current user and the user's managed
// profile only.
verify(mPackageManager).getInstalledApplicationsAsUser(anyInt(), eq(MAIN_USER_ID));
verify(mPackageManager).getInstalledApplicationsAsUser(anyInt(),
eq(MANAGED_PROFILE_ID));
verify(mPackageManager, atLeast(0)).getInstallReason(anyObject(), anyObject());
verifyNoMoreInteractions(mPackageManager);
}
@Test
public void testIncludeInCount() throws Exception {
configurePackageManager();
configureRunTimePermissions();
configureInstallTimePermissions();
assertThat(AppWithAdminGrantedPermissionsCounter.includeInCount(PERMISSIONS,
mDevicePolicyManager, mPackageManager, mPackageManagerService, mApp1)).isTrue();
assertThat(AppWithAdminGrantedPermissionsCounter.includeInCount(PERMISSIONS,
mDevicePolicyManager, mPackageManager, mPackageManagerService, mApp2)).isFalse();
assertThat(AppWithAdminGrantedPermissionsCounter.includeInCount(PERMISSIONS,
mDevicePolicyManager, mPackageManager, mPackageManagerService, mApp3)).isTrue();
assertThat(AppWithAdminGrantedPermissionsCounter.includeInCount(PERMISSIONS,
mDevicePolicyManager, mPackageManager, mPackageManagerService, mApp4)).isFalse();
assertThat(AppWithAdminGrantedPermissionsCounter.includeInCount(PERMISSIONS,
mDevicePolicyManager, mPackageManager, mPackageManagerService, mApp5)).isFalse();
}
@Test
public void testCountInstalledAppsSync() throws Exception {
verifyCountInstalledApps(false /* async */);
}
@Test
public void testCountInstalledAppsAync() throws Exception {
verifyCountInstalledApps(true /* async */);
}
private void configureInstallTimePermissions() throws RemoteException {
when(mPackageManagerService.checkUidPermission(anyObject(), eq(APP_1_UID)))
.thenReturn(PackageManager.PERMISSION_DENIED);
when(mPackageManagerService.checkUidPermission(anyObject(), eq(APP_2_UID)))
.thenReturn(PackageManager.PERMISSION_DENIED);
when(mPackageManagerService.checkUidPermission(PERMISSION_1, APP_3_UID))
.thenReturn(PackageManager.PERMISSION_DENIED);
when(mPackageManagerService.checkUidPermission(PERMISSION_2, APP_3_UID))
.thenReturn(PackageManager.PERMISSION_GRANTED);
when(mPackageManagerService.checkUidPermission(PERMISSION_1, APP_4_UID))
.thenReturn(PackageManager.PERMISSION_DENIED);
when(mPackageManagerService.checkUidPermission(PERMISSION_2, APP_4_UID))
.thenReturn(PackageManager.PERMISSION_GRANTED);
when(mPackageManagerService.checkUidPermission(anyObject(), eq(APP_5_UID)))
.thenReturn(PackageManager.PERMISSION_DENIED);
when(mPackageManagerService.checkUidPermission(anyObject(), eq(APP_6_UID)))
.thenReturn(PackageManager.PERMISSION_DENIED);
}
private void configureRunTimePermissions() {
when(mDevicePolicyManager.getPermissionGrantState(null, APP_1, PERMISSION_1))
.thenReturn(DevicePolicyManager.PERMISSION_GRANT_STATE_GRANTED);
when(mDevicePolicyManager.getPermissionGrantState(null, APP_1, PERMISSION_2))
.thenReturn(DevicePolicyManager.PERMISSION_GRANT_STATE_DENIED);
when(mDevicePolicyManager.getPermissionGrantState(eq(null), eq(APP_2), anyObject()))
.thenReturn(DevicePolicyManager.PERMISSION_GRANT_STATE_DENIED);
when(mDevicePolicyManager.getPermissionGrantState(eq(null), eq(APP_3), anyObject()))
.thenReturn(DevicePolicyManager.PERMISSION_GRANT_STATE_DENIED);
when(mDevicePolicyManager.getPermissionGrantState(eq(null), eq(APP_4), anyObject()))
.thenReturn(DevicePolicyManager.PERMISSION_GRANT_STATE_DENIED);
when(mDevicePolicyManager.getPermissionGrantState(eq(null), eq(APP_5), anyObject()))
.thenReturn(DevicePolicyManager.PERMISSION_GRANT_STATE_DENIED);
when(mDevicePolicyManager.getPermissionGrantState(eq(null), eq(APP_6), anyObject()))
.thenReturn(DevicePolicyManager.PERMISSION_GRANT_STATE_GRANTED);
}
private void configurePackageManager() {
// The first user has five apps installed:
// * app1 uses run-time permissions. It has been granted one of the permissions by the
// admin. It should be counted.
// * app2 uses run-time permissions. It has not been granted any of the permissions by the
// admin. It should not be counted.
// * app3 uses install-time permissions. It was installed by the admin and requested one of
// the permissions. It should be counted.
// * app4 uses install-time permissions. It was not installed by the admin but did request
// one of the permissions. It should not be counted.
// * app5 uses install-time permissions. It was installed by the admin but did not request
// any of the permissions. It should not be counted.
when(mPackageManager.getInstalledApplicationsAsUser(PackageManager.GET_DISABLED_COMPONENTS
| PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS
| PackageManager.MATCH_ANY_USER,
MAIN_USER_ID)).thenReturn(Arrays.asList(mApp1, mApp2, mApp3, mApp4, mApp5));
// The second user has one app installed. This app uses run-time permissions. It has been
// granted both permissions by the admin. It should be counted.
when(mPackageManager.getInstalledApplicationsAsUser(PackageManager.GET_DISABLED_COMPONENTS
| PackageManager.GET_DISABLED_UNTIL_USED_COMPONENTS,
MANAGED_PROFILE_ID)).thenReturn(Arrays.asList(mApp6));
// app3 and app5 were installed by enterprise policy.
final UserHandle mainUser = new UserHandle(MAIN_USER_ID);
when(mPackageManager.getInstallReason(APP_1, mainUser))
.thenReturn(PackageManager.INSTALL_REASON_UNKNOWN);
when(mPackageManager.getInstallReason(APP_2, mainUser))
.thenReturn(PackageManager.INSTALL_REASON_UNKNOWN);
when(mPackageManager.getInstallReason(APP_3, mainUser))
.thenReturn(PackageManager.INSTALL_REASON_POLICY);
when(mPackageManager.getInstallReason(APP_4, mainUser))
.thenReturn(PackageManager.INSTALL_REASON_UNKNOWN);
when(mPackageManager.getInstallReason(APP_5, mainUser))
.thenReturn(PackageManager.INSTALL_REASON_POLICY);
// app6 was not installed by enterprise policy.
final UserHandle managedProfileUser = new UserHandle(MANAGED_PROFILE_ID);
when(mPackageManager.getInstallReason(APP_6, managedProfileUser))
.thenReturn(PackageManager.INSTALL_REASON_UNKNOWN);
}
private void configureUserManager() {
// There are two users.
when(mUserManager.getProfiles(UserHandle.myUserId())).thenReturn(Arrays.asList(
new UserInfo(MAIN_USER_ID, "main", UserInfo.FLAG_ADMIN),
new UserInfo(MANAGED_PROFILE_ID, "managed profile", 0)));
}
private class AppWithAdminGrantedPermissionsCounterTestable extends
AppWithAdminGrantedPermissionsCounter {
public AppWithAdminGrantedPermissionsCounterTestable(String[] permissions) {
super(mContext, permissions, mPackageManager, mPackageManagerService,
mDevicePolicyManager);
}
@Override
protected void onCountComplete(int num) {
mAppCount = num;
}
}
}