1 /* 2 * Copyright (C) 2018 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 17 package android.content; 18 19 import static org.junit.Assert.fail; 20 21 import android.support.test.InstrumentationRegistry; 22 import android.support.test.filters.SmallTest; 23 import android.support.test.runner.AndroidJUnit4; 24 25 import org.junit.Before; 26 import org.junit.Test; 27 import org.junit.runner.RunWith; 28 29 @RunWith(AndroidJUnit4.class) 30 @SmallTest 31 public class BroadcastReceiverTests { 32 33 private static final int RECEIVER_LIMIT_PER_APP = 1000; 34 private static final class EmptyReceiver extends BroadcastReceiver { 35 @Override 36 public void onReceive(Context context, Intent intent) { 37 // Empty 38 } 39 } 40 private Context mContext; 41 42 @Before 43 public void setUp() { 44 mContext = InstrumentationRegistry.getTargetContext(); 45 } 46 47 @Test 48 public void testReceiverLimit() { 49 final IntentFilter mockFilter = new IntentFilter("android.content.tests.TestAction"); 50 try { 51 for (int i = 0; i < RECEIVER_LIMIT_PER_APP + 1; i++) { 52 mContext.registerReceiver(new EmptyReceiver(), mockFilter); 53 } 54 fail("No exception thrown when registering " 55 + (RECEIVER_LIMIT_PER_APP + 1) + " receivers"); 56 } catch (IllegalStateException ise) { 57 // Expected 58 } 59 } 60 } 61
