/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.server.deployment.scanner;
import static org.jboss.as.server.deployment.scanner.AutoDeployTestSupport.getByteBuffer;
import static org.jboss.as.server.deployment.scanner.AutoDeployTestSupport.putUnsignedShort;
import java.io.File;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import org.jboss.as.server.deployment.scanner.ZipCompletionScanner.NonScannableZipException;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Unit tests for {@link ZipCompletionScanner}
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
public class ZipCompletionScannerUnitTestCase {
private static AutoDeployTestSupport testSupport;
@BeforeClass
public static void setupClass() {
testSupport = new AutoDeployTestSupport(ZipCompletionScannerUnitTestCase.class.getSimpleName());
}
@AfterClass
public static void teardownClass() {
if (testSupport != null) {
testSupport.cleanupFiles();
}
}
@After
public void tearDown() {
testSupport.cleanupChannels();
}
@Test
public void testBasicWar() throws Exception {
Assert.assertTrue(ZipCompletionScanner.isCompleteZip(testSupport.getBasicWar()));
}
@Test
public void testEmptyFile() throws Exception {
File empty = testSupport.getFile("empty.jar");
Assert.assertFalse(ZipCompletionScanner.isCompleteZip(empty));
}
@Test
public void testMaxScan() throws Exception {
int size = (1 << 16) + 22;
File maxscan = testSupport.getFile("maxscan.jar");
FileChannel ch = testSupport.getChannel(maxscan, false);
ByteBuffer bb = ByteBuffer.allocate(1);
bb.put((byte)0);
bb.flip();
ch.write(bb, size -1);
Assert.assertFalse(ZipCompletionScanner.isCompleteZip(maxscan));
File maxscanplus = testSupport.getFile("maxscanplus.jar");
ch = testSupport.getChannel(maxscanplus, false);
bb.flip();
ch.write(bb, size);
Assert.assertFalse(ZipCompletionScanner.isCompleteZip(maxscanplus));
File maxscanminus = testSupport.getFile("maxscanminus.jar");
ch = testSupport.getChannel(maxscanminus, false);
bb.flip();
ch.write(bb, size - 2);
Assert.assertFalse(ZipCompletionScanner.isCompleteZip(maxscanplus));
}
@Test
public void testLeadingBytes() throws Exception {
File leading = testSupport.getFile("leadingbyte.jar");
testSupport.createZip(leading, 1, false, false, false, false);
Assert.assertTrue(ZipCompletionScanner.isCompleteZip(leading));
}
@Test
public void testTrailingByte() throws Exception {
File trailing = testSupport.getFile("trailingbyte.jar");
FileChannel in = testSupport.getChannel(testSupport.getBasicWar(), true);
FileChannel out = testSupport.getChannel(trailing, false);
ByteBuffer bb = getByteBuffer((int) in.size());
in.read(bb);
putUnsignedShort(bb, 1, (int) in.size() - 2);
bb.flip();
out.write(bb);
long size = out.size();
bb = ByteBuffer.allocate(1);
bb.put((byte)0);
bb.flip();
out.write(bb, size);
Assert.assertTrue(ZipCompletionScanner.isCompleteZip(trailing));
}
@Test
public void testTrailingBytes() throws Exception {
File trailing = testSupport.getFile("trailingbytes.jar");
FileChannel in = testSupport.getChannel(testSupport.getBasicWar(), true);
FileChannel out = testSupport.getChannel(trailing, false);
int maxShort = (1 << 16) -1;
ByteBuffer bb = getByteBuffer((int) in.size());
in.read(bb);
putUnsignedShort(bb, maxShort , (int) in.size() - 2);
bb.flip();
out.write(bb);
long size = out.size();
bb = ByteBuffer.allocate(1);
bb.put((byte)0);
bb.flip();
out.write(bb, size + maxShort -1);
Assert.assertTrue(ZipCompletionScanner.isCompleteZip(trailing));
}
@Test
public void testLeadingAndTrailingBytes() throws Exception {
File file = testSupport.getFile("leadingtrailing.jar");
testSupport.createZip(file, 1, true, false, false, false);
Assert.assertTrue(ZipCompletionScanner.isCompleteZip(file));
}
@Test
public void testTruncatedEndRecord() throws Exception {
File truncated = testSupport.getFile("truncated1.jar");
FileChannel in = testSupport.getChannel(testSupport.getBasicWar(), true);
FileChannel out = testSupport.getChannel(truncated, false);
// Write out all but 1 byte
ByteBuffer bb = getByteBuffer((int) in.size() - 1);
in.read(bb);
bb.flip();
out.write(bb);
Assert.assertFalse(ZipCompletionScanner.isCompleteZip(truncated));
truncated = testSupport.getFile("truncated2.jar");
out = testSupport.getChannel(truncated, false);
// Write out just past the end of central dir record signature
bb = getByteBuffer((int) in.size() - 18);
in.read(bb, 0);
bb.flip();
out.write(bb);
Assert.assertFalse(ZipCompletionScanner.isCompleteZip(truncated));
}
@Test
public void testExtendedDataDescriptor() throws Exception {
File file = testSupport.getFile("extdata.jar");
testSupport.createZip(file, 0, false, false, true, false);
Assert.assertTrue(ZipCompletionScanner.isCompleteZip(file));
}
@Test
public void testFindNestedCentralDir() throws Exception {
File file = testSupport.getFile("findnested.jar");
testSupport.createZip(file, 0, false, true, false, false);
Assert.assertFalse(ZipCompletionScanner.isCompleteZip(file));
}
@Test
public void testFindNestedCentralDirWithExt() throws Exception {
File file = testSupport.getFile("findnestedext.jar");
testSupport.createZip(file, 0, false, true, true, false);
Assert.assertFalse(ZipCompletionScanner.isCompleteZip(file));
}
@Test
public void testFindNestedCentralDirWithLeadingBytes() throws Exception {
File file = testSupport.getFile("findnestedleading.jar");
testSupport.createZip(file, 1, false, true, false, false);
try {
ZipCompletionScanner.isCompleteZip(file);
Assert.fail("Scan of jar with nested content and leading bytes did not fail");
}
catch (NonScannableZipException good) {
}
}
@Test
public void testFindNestedCentralDirWithExtAndLeadingBytes() throws Exception {
File file = testSupport.getFile("findnestedleadingext.jar");
testSupport.createZip(file, 1, false, true, true, false);
try {
ZipCompletionScanner.isCompleteZip(file);
Assert.fail("Scan of jar with nested content and leading bytes did not fail");
}
catch (NonScannableZipException good) {
}
}
// This test should be reworked if Zip64 support is added
@Test
public void testZip64() throws Exception {
File zip = testSupport.getFile("leadingbyte.jar");
testSupport.createZip(zip, 0, false, false, false, true);
try {
ZipCompletionScanner.isCompleteZip(zip);
Assert.fail("Scan of Zip64 file did not fail");
}
catch (NonScannableZipException good) {
}
}
}