1 /* 2 * Copyright (C) 2016 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.car; 17 18 19 import android.test.AndroidTestCase; 20 import android.test.suitebuilder.annotation.SmallTest; 21 import android.util.MutableBoolean; 22 23 import com.android.car.CarService.CrashTracker; 24 25 @SmallTest 26 public class CrashTrackerTest extends AndroidTestCase { 27 testCrashingTooManyTimes()28 public void testCrashingTooManyTimes() throws InterruptedException { 29 final int SLIDING_WINDOW = 100; 30 final MutableBoolean callbackTriggered = new MutableBoolean(false); 31 32 CarService.CrashTracker crashTracker = new CrashTracker(3, SLIDING_WINDOW, 33 () -> callbackTriggered.value = true); 34 35 36 crashTracker.crashDetected(); 37 crashTracker.crashDetected(); 38 Thread.sleep(SLIDING_WINDOW + 1); 39 crashTracker.crashDetected(); 40 41 assertFalse(callbackTriggered.value); 42 43 crashTracker.crashDetected(); 44 assertFalse(callbackTriggered.value); 45 crashTracker.crashDetected(); 46 assertTrue(callbackTriggered.value); // Last 3 crashes should be within SLIDING_WINDOW 47 // time frame. 48 49 } 50 } 51