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/* PR24461.java -- Regression test for PR 24461
Copyright (C) 2006 jrandom <jrandom-gcc@i2p.net>
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, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.
*/
// Tags: JDK1.1
package gnu.testlet.java.util.zip.GZIPInputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.util.Random;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;
public class PR24461 implements Testlet {
public void test(TestHarness harness) {
boolean canBeOk = false;
boolean ok = false;
try {
ByteArrayOutputStream full = new ByteArrayOutputStream(1024);
GZIPOutputStream gzout = new GZIPOutputStream(full);
byte buf[] = new byte[1024];
new Random().nextBytes(buf);
gzout.write(buf);
gzout.close();
byte gzdata[] = full.toByteArray();
// now only read the first 128 bytes of that data
ByteArrayInputStream truncated = new ByteArrayInputStream(gzdata, 0, 128);
GZIPInputStream gzin = new GZIPInputStream(truncated);
byte read[] = new byte[1024];
int cur = 0;
canBeOk = true;
while ( (cur = gzin.read(read, cur, read.length-cur)) != -1)
; //noop
} catch (IOException ioe) {
// We expect an IOException while reading the truncated stream.
// The bug was that we were seeing a NullPointerException.
ok = canBeOk;
} catch (Exception e) {
harness.debug(e);
}
harness.check(ok);
}
}
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