hostsidetests/securitybulletin/test-apps/CVE-2022-20349/src/android/security/cts/CVE_2022_20349/DeviceTest.java

/*
 * Copyright (C) 2022 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 android.security.cts.CVE_2022_20349;

import static androidx.test.core.app.ApplicationProvider.getApplicationContext;
import static androidx.test.platform.app.InstrumentationRegistry.getInstrumentation;

import static org.junit.Assert.assertFalse;
import static org.junit.Assume.assumeNoException;
import static org.junit.Assume.assumeTrue;

import android.app.admin.DevicePolicyManager;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.os.UserManager;

import androidx.test.runner.AndroidJUnit4;
import androidx.test.uiautomator.By;
import androidx.test.uiautomator.UiDevice;
import androidx.test.uiautomator.UiObject2;
import androidx.test.uiautomator.Until;

import org.junit.After;
import org.junit.Test;
import org.junit.runner.RunWith;

import java.util.regex.Pattern;

@RunWith(AndroidJUnit4.class)
public class DeviceTest {
    Context mContext;
    UiDevice mDevice;
    DevicePolicyManager mDevicePolicyManager;
    ComponentName mComponentName;
    static final String USER_RESTRICTION = UserManager.DISALLOW_CONFIG_LOCATION;
    static final int UI_TIMEOUT_MS = 5000;

    String getStringRes(int key) {
        return mContext.getResources().getString(key);
    }

    int getIntegerRes(int key) {
        return mContext.getResources().getInteger(key);
    }

    @After
    public void tearDown() {
        try {
            /* Return to home screen after test */
            mDevice.pressHome();

            /*
             * Clear user restriction "DISALLOW_CONFIG_LOCATION" set by the test and also clear the
             * app as device owner.
             */
            mDevicePolicyManager.clearUserRestriction(mComponentName, USER_RESTRICTION);
            mDevicePolicyManager.clearDeviceOwnerApp(mContext.getPackageName());
        } catch (Exception e) {
            // ignore the exception as the test is already complete
        }
    }

    @Test
    public void testBluetoothScanningDisallowed() {
        try {
            mDevice = UiDevice.getInstance(getInstrumentation());
            mContext = getApplicationContext();
            mDevicePolicyManager =
                    mContext.getSystemService(DevicePolicyManager.class);
            mComponentName =
                    new ComponentName(PocDeviceAdminReceiver.class.getPackage().getName(),
                            PocDeviceAdminReceiver.class.getName());
            mDevicePolicyManager.addUserRestriction(mComponentName, USER_RESTRICTION);
            UserManager userManager = mContext.getSystemService(UserManager.class);
            assumeTrue(getStringRes(R.string.setUserRestrictionFailed),
                    userManager.getUserRestrictions().getBoolean(USER_RESTRICTION));

            /* Start the window that contains option to toggle "Bluetooth scanning" on/off */
            Intent intent = new Intent(getStringRes(R.string.locationIntentAction));
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            mContext.startActivity(intent);

            /* Wait for the window that contains option to toggle "Bluetooth scanning" */
            Pattern btScanningPattern = Pattern.compile(getStringRes(R.string.btScanningPattern),
                    Pattern.CASE_INSENSITIVE);
            boolean btScanningFound = mDevice.wait(
                    Until.hasObject(
                            By.text(btScanningPattern).res(getStringRes(R.string.resBtScanning))),
                    UI_TIMEOUT_MS);
            assumeTrue(getStringRes(R.string.btScanningTimedOut), btScanningFound);

            /*
             * Check if the toggle "Bluetooth scanning" is enabled, it is supposed to be disabled by
             * the Device Admin in presence of fix
             */
            UiObject2 btScanningToggle = mDevice.findObject(
                    By.text(btScanningPattern).res(getStringRes(R.string.resBtScanning)));
            assertFalse(getStringRes(R.string.failMsg), btScanningToggle.isEnabled());
        } catch (Exception e) {
            assumeNoException(e);
        }
    }
}