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.devicehealth.tests; 17 18 import org.junit.Assert; 19 import org.junit.Before; 20 21 import android.content.Context; 22 import android.os.DropBoxManager; 23 import android.support.test.InstrumentationRegistry; 24 25 abstract class HealthCheckBase { 26 27 private Context mContext; 28 29 @Before setUp()30 public void setUp() throws Exception { 31 mContext = InstrumentationRegistry.getInstrumentation().getContext(); 32 } 33 34 /** 35 * Check dropbox service for a particular label and assert if found 36 */ checkCrash(String label)37 protected void checkCrash(String label) { 38 DropBoxManager dropbox = (DropBoxManager) mContext 39 .getSystemService(Context.DROPBOX_SERVICE); 40 Assert.assertNotNull("Unable access the DropBoxManager service", dropbox); 41 42 long timestamp = 0; 43 DropBoxManager.Entry entry = null; 44 int crashCount = 0; 45 StringBuilder errorDetails = new StringBuilder("Error details:\n"); 46 while (null != (entry = dropbox.getNextEntry(label, timestamp))) { 47 try { 48 crashCount++; 49 errorDetails.append(label); 50 errorDetails.append(": "); 51 errorDetails.append(entry.getText(70)); 52 errorDetails.append(" ...\n"); 53 } finally { 54 entry.close(); 55 } 56 timestamp = entry.getTimeMillis(); 57 } 58 Assert.assertEquals(errorDetails.toString(), 0, crashCount); 59 } 60 } 61