97 lines
3.9 KiB
Java
97 lines
3.9 KiB
Java
/*
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* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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* @bug 7188852
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* @summary Test De/Inflater.getBytesRead/Written()
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* @key randomness
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*/
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import java.io.*;
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import java.util.*;
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import java.util.zip.*;
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public class TotalInOut {
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static final int BUF_SIZE= 1 * 1024 * 1024;
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static void realMain (String[] args) throws Throwable {
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long dataSize = 128L * 1024L * 1024L; // 128MB
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if (args.length > 0 && "large".equals(args[0]))
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dataSize = 5L * 1024L * 1024L * 1024L; // 5GB
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Deflater deflater = new Deflater();
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Inflater inflater = new Inflater();
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byte[] dataIn = new byte[BUF_SIZE];
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byte[] dataOut = new byte[BUF_SIZE];
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byte[] tmp = new byte[BUF_SIZE];
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Random r = new Random();
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r.nextBytes(dataIn);
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long bytesReadDef = 0;
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long bytesWrittenDef = 0;
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long bytesReadInf = 0;
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long bytesWrittenInf = 0;
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deflater.setInput(dataIn, 0, dataIn.length);
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while (bytesReadDef < dataSize || bytesWrittenInf < dataSize) {
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int len = r.nextInt(BUF_SIZE/2) + BUF_SIZE / 2;
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if (deflater.needsInput()) {
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bytesReadDef += dataIn.length;
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check(bytesReadDef == deflater.getBytesRead());
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deflater.setInput(dataIn, 0, dataIn.length);
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}
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int n = deflater.deflate(tmp, 0, len);
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bytesWrittenDef += n;
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check(bytesWrittenDef == deflater.getBytesWritten());
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inflater.setInput(tmp, 0, n);
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bytesReadInf += n;
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while (!inflater.needsInput()) {
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bytesWrittenInf += inflater.inflate(dataOut, 0, dataOut.length);
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check(bytesWrittenInf == inflater.getBytesWritten());
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}
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check(bytesReadInf == inflater.getBytesRead());
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}
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}
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//--------------------- Infrastructure ---------------------------
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static volatile int passed = 0, failed = 0;
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static void pass() {passed++;}
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static void pass(String msg) {System.out.println(msg); passed++;}
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static void fail() {failed++; Thread.dumpStack();}
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static void fail(String msg) {System.out.println(msg); fail();}
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static void unexpected(Throwable t) {failed++; t.printStackTrace();}
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static void unexpected(Throwable t, String msg) {
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System.out.println(msg); failed++; t.printStackTrace();}
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static boolean check(boolean cond) {if (cond) pass(); else fail(); return cond;}
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static void equal(Object x, Object y) {
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if (x == null ? y == null : x.equals(y)) pass();
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else fail(x + " not equal to " + y);}
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public static void main(String[] args) throws Throwable {
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try {realMain(args);} catch (Throwable t) {unexpected(t);}
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System.out.println("\nPassed = " + passed + " failed = " + failed);
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if (failed > 0) throw new AssertionError("Some tests failed");}
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}
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