| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.compatibility.common.deviceinfo; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.content.pm.ActivityInfo; |
| import android.content.pm.PackageManager; |
| import android.os.Bundle; |
| import android.os.Environment; |
| import android.test.InstrumentationTestCase; |
| import android.text.TextUtils; |
| import android.util.JsonWriter; |
| import android.util.Log; |
| |
| import com.android.compatibility.common.util.DeviceInfoStore; |
| |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.OutputStreamWriter; |
| import java.nio.charset.StandardCharsets; |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| /** |
| * Collect device information on target device and write to a JSON file. |
| */ |
| public abstract class DeviceInfo extends InstrumentationTestCase { |
| |
| private enum ResultCode { |
| // Collection started. |
| STARTED, |
| // Collection completed. |
| COMPLETED, |
| // Collection completed with error. |
| ERROR, |
| // Collection failed to complete. |
| FAILED |
| } |
| |
| private static final int MAX_STRING_VALUE_LENGTH = 1000; |
| private static final int MAX_ARRAY_LENGTH = 1000; |
| |
| private static final String LOG_TAG = "ExtendedDeviceInfo"; |
| |
| private JsonWriter mJsonWriter = null; |
| private String mResultFilePath = null; |
| private String mErrorMessage = null; |
| private ResultCode mResultCode = ResultCode.STARTED; |
| |
| Set<String> mActivityList = new HashSet<String>(); |
| |
| static File makeResultDir() { |
| final File dir = new File(Environment.getExternalStorageDirectory(), "device-info-files"); |
| if (!dir.mkdirs() && !dir.isDirectory()) { |
| return null; |
| } |
| return dir; |
| } |
| |
| public void testCollectDeviceInfo() throws Exception { |
| if (!mActivityList.contains(getClass().getName())) { |
| return; |
| } |
| |
| final File dir; |
| if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) { |
| failed("External storage is not mounted"); |
| } else if ((dir = makeResultDir()) == null) { |
| failed("Cannot create directory for device info files"); |
| } else { |
| File jsonFile; |
| try { |
| jsonFile = new File(dir, getClass().getSimpleName() + ".deviceinfo.json"); |
| jsonFile.createNewFile(); |
| mResultFilePath = jsonFile.getAbsolutePath(); |
| try (DeviceInfoStore store = new DeviceInfoStore(jsonFile)) { |
| store.open(); |
| collectDeviceInfo(store); |
| } finally { |
| if (jsonFile != null && jsonFile.exists() && |
| jsonFile.length() == 0) { |
| jsonFile.delete(); |
| } |
| } |
| if (mResultCode == ResultCode.STARTED) { |
| mResultCode = ResultCode.COMPLETED; |
| } |
| } catch (Exception e) { |
| failed("Could not collect device info", e); |
| } |
| } |
| |
| String message = getClass().getSimpleName() + " collection completed."; |
| assertEquals(message, ResultCode.COMPLETED, mResultCode); |
| } |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| |
| // Build the list of supported activities that can run collection. |
| ActivityInfo[] activities = null; |
| try { |
| activities = getContext().getPackageManager().getPackageInfo( |
| getContext().getPackageName(), PackageManager.GET_ACTIVITIES).activities; |
| } catch (Exception e) { |
| Log.e(LOG_TAG, "Exception occurred while getting activities.", e); |
| return; |
| } |
| |
| for (ActivityInfo activityInfo : activities) { |
| mActivityList.add(activityInfo.name); |
| } |
| } |
| |
| /** |
| * Method to collect device information. |
| */ |
| protected abstract void collectDeviceInfo(DeviceInfoStore store) throws Exception; |
| |
| protected Context getContext() { |
| return getInstrumentation().getContext(); |
| } |
| |
| /** |
| * Returns the path to the json file if collector completed successfully. |
| */ |
| String getResultFilePath() { |
| return mResultFilePath; |
| } |
| |
| private void error(String message, Throwable exception) { |
| mResultCode = ResultCode.ERROR; |
| mErrorMessage = message; |
| Log.e(LOG_TAG, message, exception); |
| } |
| |
| private void failed(String message, Throwable exception) { |
| mResultCode = ResultCode.FAILED; |
| mErrorMessage = message; |
| Log.e(LOG_TAG, message, exception); |
| } |
| |
| private void failed(String message) { |
| mResultCode = ResultCode.FAILED; |
| mErrorMessage = message; |
| Log.e(LOG_TAG, message); |
| } |
| } |