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/*
* Copyright (c) 2012, 2013, 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
* @bug 7188852
* @summary Test De/Inflater.getBytesRead/Written()
* @key randomness
*/
import java.util.*;
import java.util.zip.*;
public class TotalInOut {
static final int BUF_SIZE= 1 * 1024 * 1024;
static void realMain (String[] args) throws Throwable {
long dataSize = 128L * 1024L * 1024L; // 128MB
if (args.length > 0 && "large".equals(args[0]))
dataSize = 5L * 1024L * 1024L * 1024L; // 5GB
try (final Deflater deflater = new Deflater();
final Inflater inflater = new Inflater()) {
byte[] dataIn = new byte[BUF_SIZE];
byte[] dataOut = new byte[BUF_SIZE];
byte[] tmp = new byte[BUF_SIZE];
Random r = new Random();
r.nextBytes(dataIn);
long bytesReadDef = 0;
long bytesWrittenDef = 0;
long bytesReadInf = 0;
long bytesWrittenInf = 0;
deflater.setInput(dataIn, 0, dataIn.length);
while (bytesReadDef < dataSize || bytesWrittenInf < dataSize) {
int len = r.nextInt(BUF_SIZE / 2) + BUF_SIZE / 2;
if (deflater.needsInput()) {
bytesReadDef += dataIn.length;
check(bytesReadDef == deflater.getBytesRead());
deflater.setInput(dataIn, 0, dataIn.length);
}
int n = deflater.deflate(tmp, 0, len);
bytesWrittenDef += n;
check(bytesWrittenDef == deflater.getBytesWritten());
inflater.setInput(tmp, 0, n);
bytesReadInf += n;
while (!inflater.needsInput()) {
bytesWrittenInf += inflater.inflate(dataOut, 0, dataOut.length);
check(bytesWrittenInf == inflater.getBytesWritten());
}
check(bytesReadInf == inflater.getBytesRead());
}
}
}
//--------------------- Infrastructure ---------------------------
static volatile int passed = 0, failed = 0;
static void pass() {passed++;}
static void pass(String msg) {System.out.println(msg); passed++;}
static void fail() {failed++; Thread.dumpStack();}
static void fail(String msg) {System.out.println(msg); fail();}
static void unexpected(Throwable t) {failed++; t.printStackTrace();}
static void unexpected(Throwable t, String msg) {
System.out.println(msg); failed++; t.printStackTrace();}
static boolean check(boolean cond) {if (cond) pass(); else fail(); return cond;}
static void equal(Object x, Object y) {
if (x == null ? y == null : x.equals(y)) pass();
else fail(x + " not equal to " + y);}
public static void main(String[] args) throws Throwable {
try {realMain(args);} catch (Throwable t) {unexpected(t);}
System.out.println("\nPassed = " + passed + " failed = " + failed);
if (failed > 0) throw new AssertionError("Some tests failed");}
}
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