1 /* 2 * Copyright (C) 2010 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.tradefed.device; 17 18 import com.android.ddmlib.Log; 19 import com.android.tradefed.command.remote.DeviceDescriptor; 20 import com.android.tradefed.config.GlobalConfiguration; 21 import com.android.tradefed.util.RunUtil; 22 23 import junit.framework.TestCase; 24 25 import java.util.ArrayList; 26 import java.util.Collection; 27 28 /** 29 * A test that diagnoses the devices available to run tests. 30 * <p/> 31 * Intended to be used when setting up a machine to run TradeFederation, to verify that all 32 * device's are operating correctly. 33 */ 34 public class DeviceDiagTest extends TestCase { 35 36 private static final String LOG_TAG = "DeviceDiagTest"; 37 38 /** 39 * Queries the {@link DeviceManager} to verify all visible devices are available for testing. 40 */ 41 public void testAllDevicesAvailable() { 42 43 Collection<String> unavailDevices = getUnavailableDevices(); 44 for (int i=0; i < 5 && unavailDevices.size() > 0; i++) { 45 Log.i(LOG_TAG, "Unavailable devices detected, sleeping and polling"); 46 RunUtil.getDefault().sleep(1*1000); 47 unavailDevices = getUnavailableDevices(); 48 } 49 for (String device : unavailDevices) { 50 System.out.println(String.format( 51 "Device %s is not available for testing. Check that package manager is up " + 52 "and sdcard is mounted.", device)); 53 // TODO: add more specific hints 54 } 55 assertEquals("Not all devices are available", 0, unavailDevices.size()); 56 } 57 58 private IDeviceManager getDeviceManager() { 59 return GlobalConfiguration.getDeviceManagerInstance(); 60 } 61 62 private Collection<String> getUnavailableDevices() { 63 Collection<String> unavailDevices = new ArrayList<String>(); 64 for (DeviceDescriptor deviceDesc : getDeviceManager().listAllDevices()) { 65 if (deviceDesc.getState() == DeviceAllocationState.Unavailable) { 66 unavailDevices.add(deviceDesc.getSerial()); 67 } 68 } 69 return unavailDevices; 70 } 71 } 72