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// Tags: JDK1.1
// Copyright (C) 2007 Free Software Foundation, Inc.
// Written by Mark Wielaard (mark@klomp.org)
// This file is part of Mauve.
// Mauve is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2, or (at your option)
// any later version.
// Mauve 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 for more details.
// You should have received a copy of the GNU General Public License
// along with Mauve; see the file COPYING. If not, write to
// the Free Software Foundation, 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA. */
package gnu.testlet.java.io.FileOutputStream;
import java.io.*;
import gnu.testlet.Testlet;
import gnu.testlet.TestHarness;
/**
* Based on a testcase submitted by Steve Blackburn
* (Steve.Blackburn@anu.edu.au) for the following bug report:
* [ 1722506 ] dacapo eclipse fails EOF exceptions
* http://sourceforge.net/tracker/index.php?func=detail&aid=1722506&group_id=128805&atid=712768
*/
public class append
implements Testlet
{
public void test (TestHarness harness)
{
// Make sure test file is created fresh
String tmpfile = harness.getTempDirectory()
+ File.separator + "mauve-fos-append.tst";
File f = new File(tmpfile);
f.delete();
try
{
// Don't append (large)
FileOutputStream fos = new FileOutputStream(f, false);
BufferedOutputStream bos = new BufferedOutputStream(fos, 2048);
DataOutputStream dos = new DataOutputStream(bos);
for (int i = 0; i < 50; i++)
dos.writeInt(i);
dos.close();
long len1 = f.length();
RandomAccessFile raf = new RandomAccessFile(f, "rw");
harness.check(raf.length(), len1);
raf.close();
dos.close();
// Don't append (small) (truncates)
fos = new FileOutputStream(f, false);
bos = new BufferedOutputStream(fos, 2048);
dos = new DataOutputStream(bos);
for (int i = 0; i < 25; i++)
dos.writeInt(i);
dos.close();
long len2 = f.length();
raf = new RandomAccessFile(f, "rw");
harness.check(raf.length(), len2);
raf.close();
dos.close();
// Append large (extends)
fos = new FileOutputStream(f, true);
bos = new BufferedOutputStream(fos, 2048);
dos = new DataOutputStream(bos);
for (int i = 0; i < 50; i++)
dos.writeInt(i);
dos.close();
long len3 = f.length();
harness.check(len1 + len2, len3);
raf = new RandomAccessFile(f, "rw");
harness.check(raf.length(), len3);
raf.close();
// Don't append (small) again (truncates)
fos = new FileOutputStream(f, false);
bos = new BufferedOutputStream(fos, 2048);
dos = new DataOutputStream(bos);
for (int i = 0; i < 25; i++)
dos.writeInt(i);
dos.close();
long len4 = f.length();
harness.check(len2, len4);
raf = new RandomAccessFile(f, "rw");
harness.check(raf.length(), len4);
raf.close();
dos.close();
}
catch (IOException ioe)
{
harness.fail("Unexpected: " +ioe);
harness.debug(ioe);
}
finally
{
f.delete();
}
}
}
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