1 /*
   2  * Copyright (c) 2005, 2016, 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.IOException;
  25 import java.io.InputStream;
  26 
  27 import javax.sound.sampled.AudioFormat;
  28 import javax.sound.sampled.AudioInputStream;
  29 import javax.sound.sampled.AudioSystem;
  30 
  31 /**
  32  * @test
  33  * @bug 6188860
  34  * @summary Tests that method AudioInputStream.read() returns right value
  35  */
  36 public class bug6188860 {
  37 
  38     public static void main(String[] args) throws Exception {
  39         byte[] testData = new byte[256];
  40 
  41         // fill data
  42         for (int i = 0; i < testData.length; i++)
  43             testData[i] = (byte) (i % 128);
  44 
  45         InputStream streamSrc = new TestInputStream(testData);
  46         AudioFormat format = new AudioFormat(44100.0f, 8, 1, false, false); // frameSize = 1
  47         AudioInputStream streamAudio = new AudioInputStream(streamSrc, format, AudioSystem.NOT_SPECIFIED);
  48 
  49         int nErrCount = 0;
  50         int nTotal = 0;
  51 
  52         int dataSrc, dataRead;
  53         while (nTotal < (testData.length - 1)) {
  54             dataRead = streamAudio.read();
  55             if (dataRead < 0) {
  56                 System.out.println("end of stream");
  57                 break;
  58             }
  59 
  60             dataSrc = testData[nTotal];
  61 
  62             if (dataRead != dataSrc) {
  63                 System.out.println("" + nTotal + " - mismatch :" + dataRead + " <> " + dataSrc);
  64                 nErrCount++;
  65             }
  66             nTotal++;
  67         }
  68 
  69         System.out.println("Total: " + nTotal + "; Mismatches: " + nErrCount);
  70 
  71         if (nErrCount > 0) {
  72             throw new RuntimeException("test failed: " + nErrCount + " mismatches of total " + nTotal + " bytes.");
  73         }
  74         System.out.println("Test sucessfully passed.");
  75     }
  76 
  77 
  78     static class TestInputStream extends InputStream {
  79         byte[] data;
  80         int pos = 0;
  81 
  82         TestInputStream(byte[] data) {
  83             this.data = data;
  84         }
  85 
  86         public int read() throws IOException {
  87             if (pos >= data.length) {
  88                 return -1;
  89             }
  90             return data[pos++] & 0xFF;
  91         }
  92     }
  93 
  94 }