| /* |
| * 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.io.*; |
| 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 |
| |
| Deflater deflater = new Deflater(); |
| 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");} |
| } |