hostsidetests/securitybulletin/test-apps/CVE-2023-21129/src/android/security/cts/CVE_2023_21129/DeviceTest.java

/*
 * Copyright (C) 2023 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_2023_21129;

import static android.app.NotificationManager.BUBBLE_PREFERENCE_ALL;

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.NotificationManager;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;

import androidx.test.runner.AndroidJUnit4;

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

import java.util.concurrent.Semaphore;
import java.util.concurrent.TimeUnit;

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

@RunWith(AndroidJUnit4.class)
public class DeviceTest {

    @Test
    public void testBubbleNotification() {
        try {
            Context context = getInstrumentation().getContext();
            Semaphore broadcastReceived = new Semaphore(0);
            final int timeoutMs = 9000;

            // Register a broadcast receiver to receive broadcast from BubbleActivity indicating
            // presence of vulnerability
            BroadcastReceiver broadcastReceiver =
                    new BroadcastReceiver() {
                        @Override
                        public void onReceive(Context context, Intent intent) {
                            try {
                                if (intent.getAction()
                                        .equals(
                                                context.getString(
                                                        R.string.nameBroadcastActionString))) {
                                    broadcastReceived.release();
                                }
                            } catch (Exception ignored) {
                                // ignore any exceptions
                            }
                        }
                    };
            IntentFilter filter =
                    new IntentFilter(context.getString(R.string.nameBroadcastActionString));
            context.registerReceiver(broadcastReceiver, filter);

            // Create a notification manager
            NotificationManager notificationManager =
                    context.getSystemService(NotificationManager.class);

            // Check if bubble notifications are enabled or disabled on the device
            assumeTrue(
                    context.getString(R.string.bubbleNotificDisabled),
                    notificationManager.getBubblePreference() == BUBBLE_PREFERENCE_ALL);

            // Launching BubbleActivity
            Intent intent = new Intent(context, BubbleActivity.class);
            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
            context.startActivity(intent);

            assertFalse(
                    context.getString(R.string.msgFailure),
                    broadcastReceived.tryAcquire(timeoutMs, TimeUnit.MILLISECONDS));
        } catch (Exception e) {
            assumeNoException(e);
        }
    }
}