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/*
* Copyright (c) 2019, 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.
*/
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import java.io.*;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.zip.ZipOutputStream;
import static org.testng.Assert.assertTrue;
/**
* @test
* @bug 8226530
* @summary ZIP File System tests that leverage DirectoryStream
* @modules java.base
* @compile Zip64SizeTest.java
* @run testng Zip64SizeTest
*/
public class Zip64SizeTest {
private static final int BUFFER_SIZE = 2048;
// ZIP file to create
private static final String ZIP_FILE_NAME = "Zip64SizeTest.zip";
// File that will be created with a size greater than 0xFFFFFFFF
private static final String LARGE_FILE_NAME = "LargeZipEntry.txt";
// File that will be created with a size less than 0xFFFFFFFF
private static final String SMALL_FILE_NAME = "SmallZipEntry.txt";
// List of files to be added to the ZIP file
private static final List<String> ZIP_ENTRIES = List.of(LARGE_FILE_NAME,
SMALL_FILE_NAME);
private static final long LARGE_FILE_SIZE = 5L * 1024L * 1024L * 1024L; // 5GB
private static final long SMALL_FILE_SIZE = 0x100000L; // 1024L x 1024L;
/**
* Validate that if the size of a ZIP entry exceeds 0xFFFFFFFF, that the
* correct size is returned from the ZIP64 Extended information.
* @throws IOException
*/
@Test
private static void validateZipEntrySizes() throws IOException {
createFiles();
createZipFile();
System.out.println("Validating Zip Entry Sizes");
try (ZipFile zip = new ZipFile(ZIP_FILE_NAME)) {
ZipEntry ze = zip.getEntry(LARGE_FILE_NAME);
System.out.printf("Entry: %s, size= %s%n", ze.getName(), ze.getSize());
assertTrue(ze.getSize() == LARGE_FILE_SIZE);
ze = zip.getEntry(SMALL_FILE_NAME);
System.out.printf("Entry: %s, size= %s%n", ze.getName(), ze.getSize());
assertTrue(ze.getSize() == SMALL_FILE_SIZE);
}
}
/**
* Delete the files created for use by the test
* @throws IOException if an error occurs deleting the files
*/
private static void deleteFiles() throws IOException {
Files.deleteIfExists(Path.of(ZIP_FILE_NAME));
Files.deleteIfExists(Path.of(LARGE_FILE_NAME));
Files.deleteIfExists(Path.of(SMALL_FILE_NAME));
}
/**
* Create the ZIP file adding an entry whose size exceeds 0xFFFFFFFF
* @throws IOException if an error occurs creating the ZIP File
*/
private static void createZipFile() throws IOException {
try (FileOutputStream fos = new FileOutputStream(ZIP_FILE_NAME);
ZipOutputStream zos = new ZipOutputStream(fos)) {
System.out.printf("Creating Zip file: %s%n", ZIP_FILE_NAME);
for (String srcFile : ZIP_ENTRIES) {
System.out.printf("...Adding Entry: %s%n", srcFile);
File fileToZip = new File(srcFile);
try (FileInputStream fis = new FileInputStream(fileToZip)) {
ZipEntry zipEntry = new ZipEntry(fileToZip.getName());
zipEntry.setSize(fileToZip.length());
zos.putNextEntry(zipEntry);
byte[] bytes = new byte[BUFFER_SIZE];
int length;
while ((length = fis.read(bytes)) >= 0) {
zos.write(bytes, 0, length);
}
}
}
}
}
/**
* Create the files that will be added to the ZIP file
* @throws IOException if there is a problem creating the files
*/
private static void createFiles() throws IOException {
try (RandomAccessFile largeFile = new RandomAccessFile(LARGE_FILE_NAME, "rw");
RandomAccessFile smallFile = new RandomAccessFile(SMALL_FILE_NAME, "rw")) {
System.out.printf("Creating %s%n", LARGE_FILE_NAME);
largeFile.setLength(LARGE_FILE_SIZE);
System.out.printf("Creating %s%n", SMALL_FILE_NAME);
smallFile.setLength(SMALL_FILE_SIZE);
}
}
/**
* Make sure the needed test files do not exist prior to executing the test
* @throws IOException
*/
@BeforeMethod
public void setUp() throws IOException {
deleteFiles();
}
/**
* Remove the files created for the test
* @throws IOException
*/
@AfterMethod
public void tearDown() throws IOException {
deleteFiles();
}
}
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