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/*
* Copyright (c) 2007, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
@summary Test ModelByteBuffer.RandomFileInputStream skip(long) method
@modules java.desktop/com.sun.media.sound
*/
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Paths;
import javax.sound.sampled.*;
import com.sun.media.sound.*;
public class Skip {
static float[] testarray;
static byte[] test_byte_array;
static File test_file;
static AudioFormat format = new AudioFormat(44100, 16, 1, true, false);
static void setUp() throws Exception {
testarray = new float[1024];
for (int i = 0; i < 1024; i++) {
double ii = i / 1024.0;
ii = ii * ii;
testarray[i] = (float)Math.sin(10*ii*2*Math.PI);
testarray[i] += (float)Math.sin(1.731 + 2*ii*2*Math.PI);
testarray[i] += (float)Math.sin(0.231 + 6.3*ii*2*Math.PI);
testarray[i] *= 0.3;
}
test_byte_array = new byte[testarray.length*2];
AudioFloatConverter.getConverter(format).toByteArray(testarray, test_byte_array);
test_file = File.createTempFile("test", ".raw");
try (FileOutputStream fos = new FileOutputStream(test_file)) {
fos.write(test_byte_array);
}
}
static void tearDown() throws Exception {
Files.delete(Paths.get(test_file.getAbsolutePath()));
}
public static void main(String[] args) throws Exception {
try
{
setUp();
for (int i = 0; i < 8; i++) {
ModelByteBuffer buff;
if(i % 2 == 0)
buff = new ModelByteBuffer(test_file);
else
buff = new ModelByteBuffer(test_byte_array);
if((i / 2) == 1)
buff.subbuffer(5);
if((i / 2) == 2)
buff.subbuffer(5,500);
if((i / 2) == 3)
buff.subbuffer(5,600,true);
long capacity = buff.capacity();
InputStream is = buff.getInputStream();
try
{
int ret = is.available();
long n = is.skip(75);
if(n == -1)
throw new RuntimeException("is.read shouldn't return -1!");
if(is.available() != ret - n)
throw new RuntimeException(
"is.available() returns incorrect value ("
+ is.available() + "!="+(ret - n)+") !");
ret = is.available();
n = is.skip(-100);
if(n != 0)
throw new RuntimeException("is.skip(-100) shouldn't skip values!");
if(is.available() != ret - n)
throw new RuntimeException(
"is.available() returns incorrect value ("
+ is.available() + "!="+(ret - n)+") !");
ret = is.available();
n = is.skip(5000);
if(is.available() != ret - n)
throw new RuntimeException(
"is.available() returns incorrect value ("
+ is.available() + "!="+(ret - n)+") !");
if(is.available() != 0)
throw new RuntimeException(
"is.available() returns incorrect value ("
+ is.available() + "!="+(0)+") !"); }
finally
{
is.close();
}
if(buff.capacity() != capacity)
throw new RuntimeException("Capacity variable should not change!");
}
}
finally
{
tearDown();
}
}
}
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