1 /*
   2  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import java.io.File;
  25 import java.io.FileInputStream;
  26 import java.io.FileNotFoundException;
  27 import java.io.FileOutputStream;
  28 import java.io.IOException;
  29 import java.io.RandomAccessFile;
  30 
  31 /*
  32  * @test
  33  * @bug 8003322
  34  * @run shell ioTraceTest.sh IoTraceFileReadWrite
  35  */
  36 public class IoTraceFileReadWrite extends IoTraceBase {
  37 
  38     private void testWrite(File f) throws IOException, FileNotFoundException,
  39             Exception {
  40         try (FileOutputStream fos = new FileOutputStream(f)) {
  41             fos.write(11);
  42         }
  43         expectFile(1, 0, f);
  44     }
  45 
  46 
  47     private void testRead(File f) throws IOException, FileNotFoundException,
  48             Exception {
  49         try (FileInputStream fos = new FileInputStream(f)) {
  50             fos.read();
  51         }
  52         expectFile(0, 1, f);
  53     }
  54 
  55     private void testRandomAccessWrite(File f) throws Exception {
  56         try (RandomAccessFile raf = new RandomAccessFile(f, "rw")) {
  57             raf.write(11);
  58         }
  59         expectFile(1, 0, f);
  60     }
  61 
  62     private void testRandomAccessRead(File f) throws Exception {
  63         try (RandomAccessFile raf = new RandomAccessFile(f, "r")) {
  64             raf.read();
  65         }
  66         expectFile(0, 1, f);
  67     }
  68 
  69     public void test() throws Exception {
  70         IoTraceAgent.setListener(this);
  71         File f = File.createTempFile("IoTraceFileReadWrite", ".bin");
  72         try {
  73             clear();
  74             testWrite(f);
  75             clear();
  76             testRead(f);
  77             clear();
  78             testRandomAccessWrite(f);
  79             clear();
  80             testRandomAccessRead(f);
  81         } finally {
  82             f.delete();
  83         }
  84     }
  85 
  86     public static void main(String... args) throws Exception {
  87         IoTraceFileReadWrite t = new IoTraceFileReadWrite();
  88         t.test();
  89     }
  90 }