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      1 /*
      2  * Copyright (C) 2017 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.server.cts.device.batterystats;
     17 
     18 import static org.junit.Assert.assertTrue;
     19 
     20 import android.app.AlarmManager;
     21 import android.app.PendingIntent;
     22 import android.content.BroadcastReceiver;
     23 import android.content.Context;
     24 import android.content.Intent;
     25 import android.content.IntentFilter;
     26 import android.os.SystemClock;
     27 import android.support.test.InstrumentationRegistry;
     28 import android.support.test.runner.AndroidJUnit4;
     29 import android.util.Log;
     30 
     31 import org.junit.Test;
     32 import org.junit.runner.RunWith;
     33 
     34 import java.util.concurrent.CountDownLatch;
     35 import java.util.concurrent.TimeUnit;
     36 
     37 @RunWith(AndroidJUnit4.class)
     38 public class BatteryStatsAlarmTest {
     39     private static final String TAG = "BatteryStatsAlarmTest";
     40 
     41     /**
     42      * Set and fire a wakeup alarm 3 times.
     43      */
     44     @Test
     45     public void testAlarms() throws Exception {
     46         final int NUM_ALARMS = 3;
     47 
     48         final Context context = InstrumentationRegistry.getContext();
     49 
     50         final Intent intent = new Intent("com.android.server.cts.device.batterystats.ALARM");
     51         final IntentFilter inf = new IntentFilter(intent.getAction());
     52 
     53         final CountDownLatch latch = new CountDownLatch(NUM_ALARMS);
     54 
     55         context.registerReceiver(new BroadcastReceiver() {
     56             @Override
     57             public void onReceive(Context context, Intent intent) {
     58                 Log.i(TAG, "Received: " + intent);
     59                 latch.countDown();
     60             }}, inf);
     61 
     62         final AlarmManager alm = context.getSystemService(AlarmManager.class);
     63         for (int i = 0; i < NUM_ALARMS; i++) {
     64             alm.setExact(AlarmManager.ELAPSED_REALTIME_WAKEUP,
     65                     SystemClock.elapsedRealtime() + (i + 1) * 1000,
     66                     PendingIntent.getBroadcast(context, i, intent, 0));
     67         }
     68         assertTrue("Didn't receive all broadcasts.", latch.await(60 * 1000, TimeUnit.SECONDS));
     69     }
     70 }
     71