| /* |
| * Copyright (C) 2011 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.mediaframeworktest; |
| |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.FileOutputStream; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.Writer; |
| |
| import android.os.Debug; |
| import android.os.Environment; |
| import android.util.Log; |
| |
| /** |
| * |
| * Utilities for media framework test. |
| * |
| */ |
| public class MediaTestUtil { |
| |
| private static String TAG = "MediaTestUtil"; |
| private static final String STORAGE_PATH = Environment.getExternalStorageDirectory().toString(); |
| private int mStartMemory = 0; |
| private int mStartPid = 0; |
| private Writer mOutput = null; |
| private String mTestName = null; |
| private String mProcessName = null; |
| |
| public MediaTestUtil(String memoryOutFileName, String testName, String processName) |
| throws Exception { |
| File memoryOut = new File(memoryOutFileName); |
| mOutput = new BufferedWriter(new FileWriter(memoryOut, true)); |
| mProcessName = processName; |
| mTestName = testName; |
| mStartPid = getPid(); |
| mStartMemory = getVsize(); |
| } |
| |
| // Catpure the heapdump for memory leaksage analysis |
| public static void getNativeHeapDump(String name) throws Exception { |
| System.gc(); |
| System.runFinalization(); |
| Thread.sleep(1000); |
| FileOutputStream o = new FileOutputStream(STORAGE_PATH + '/' + name + ".dump"); |
| Debug.dumpNativeHeap(o.getFD()); |
| o.close(); |
| } |
| |
| private void validateProcessStatus() throws Exception { |
| int currentPid = getPid(); |
| //Process crash |
| if (mStartPid != currentPid) { |
| mOutput.write(mProcessName + " died. Test failed\n"); |
| } |
| } |
| |
| private int getPid() { |
| String memoryUsage = null; |
| int pidvalue = 0; |
| memoryUsage = captureMemInfo(); |
| String[] poList2 = memoryUsage.split("\t|\\s+"); |
| String pid = poList2[1]; |
| pidvalue = Integer.parseInt(pid); |
| Log.v(TAG, "PID = " + pidvalue); |
| return pidvalue; |
| } |
| |
| private String captureMemInfo() { |
| String cm = "ps "; |
| cm += mProcessName; |
| Log.v(TAG, cm); |
| String memoryUsage = null; |
| |
| int ch; |
| try { |
| Process p = Runtime.getRuntime().exec(cm); |
| InputStream in = p.getInputStream(); |
| StringBuffer sb = new StringBuffer(512); |
| while ((ch = in.read()) != -1) { |
| sb.append((char) ch); |
| } |
| memoryUsage = sb.toString(); |
| } catch (IOException e) { |
| Log.v(TAG, e.toString()); |
| } |
| String[] poList = memoryUsage.split("\r|\n|\r\n"); |
| // Skip the first two lines since there |
| // is a new media.log introudced recently. |
| String memusage = poList[2].concat("\n"); |
| return memusage; |
| } |
| |
| private int getVsize() { |
| String memoryUsage = captureMemInfo(); |
| String[] poList2 = memoryUsage.split("\t|\\s+"); |
| String vsize = poList2[3]; |
| int vsizevalue = Integer.parseInt(vsize); |
| Log.v(TAG, "VSIZE = " + vsizevalue); |
| return vsizevalue; |
| } |
| |
| // Write the startup media memory mOutput to the file |
| public void getStartMemoryLog() throws Exception { |
| String memusage = null; |
| mStartMemory = getVsize(); |
| mOutput.write(mTestName + '\n'); |
| mOutput.write("Start memory : " + mStartMemory + "\n"); |
| memusage = captureMemInfo(); |
| mOutput.write(memusage); |
| } |
| |
| // Write the ps mediaserver mOutput to the file |
| public void getMemoryLog() throws Exception { |
| String memusage = null; |
| memusage = captureMemInfo(); |
| mOutput.write(memusage); |
| mOutput.flush(); |
| } |
| |
| public void getMemorySummary() throws Exception { |
| int endMemory = 0; |
| int memDiff = 0; |
| |
| endMemory = getVsize(); |
| memDiff = endMemory - mStartMemory; |
| |
| mOutput.write("End Memory :" + endMemory + "\n"); |
| if (memDiff < 0) { |
| memDiff = 0; |
| } |
| mOutput.write(mTestName + " total diff = " + memDiff); |
| mOutput.write("\n\n"); |
| validateProcessStatus(); |
| mOutput.flush(); |
| mOutput.close(); |
| } |
| } |