/*
* Copyright 2014 Google Inc . 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 static org.testng.Assert .assertEquals;
import static org.testng.Assert .assertTrue;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Stream;
import jdk.test.lib.JDKToolFinder;
import jdk.test.lib.Utils;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
import org.testng.annotations.Test;
/**
* @ test
* @ bug 8058520 8196748
* @ summary jar tf and jar xf should work on zip files with leading garbage
* @ library / test / lib
* @ run testng LeadingGarbage
*/
@Test
public class LeadingGarbage {
final File[] files = { new File("a" ), new File("b" ) };
final File normalZip = new File("normal.zip" );
final File leadingGarbageZip = new File("leadingGarbage.zip" );
void createFile(File f) throws IOException {
try (OutputStream fos = new FileOutputStream(f)) {
fos.write(f.getName().getBytes("UTF-8" ));
}
}
void createFiles() throws IOException {
for (File file : files)
createFile(file);
}
void deleteFiles() throws IOException {
for (File file : files)
assertTrue(file.delete ());
}
void assertFilesExist() throws IOException {
for (File file : files)
assertTrue(file.exists());
}
void createNormalZip() throws Throwable {
createFiles();
OutputAnalyzer a = jar("c0Mf" , "normal.zip" , "a" , "b" );
a.shouldHaveExitValue(0 );
a.stdoutShouldMatch("\\A\\Z" );
a.stderrShouldMatchIgnoreVMWarnings("\\A\\Z" );
deleteFiles();
}
void createZipWithLeadingGarbage() throws Throwable {
createNormalZip();
createFile(leadingGarbageZip);
try (OutputStream fos = new FileOutputStream(leadingGarbageZip, true )) {
Files.copy(normalZip.toPath(), fos);
}
assertTrue(normalZip.length() < leadingGarbageZip.length());
assertTrue(normalZip.delete ());
}
public void test_canList() throws Throwable {
createNormalZip();
assertCanList("normal.zip" );
}
public void test_canListWithLeadingGarbage() throws Throwable {
createZipWithLeadingGarbage();
assertCanList("leadingGarbage.zip" );
}
void assertCanList(String zipFileName) throws Throwable {
OutputAnalyzer a = jar("tf" , zipFileName);
a.shouldHaveExitValue(0 );
StringBuilder expected = new StringBuilder();
for (File file : files)
expected.append(file.getName()).append(System.lineSeparator());
a.stdoutShouldMatch(expected.toString());
a.stderrShouldMatchIgnoreVMWarnings("\\A\\Z" );
}
public void test_canExtract() throws Throwable {
createNormalZip();
assertCanExtract("normal.zip" );
}
public void test_canExtractWithLeadingGarbage() throws Throwable {
createZipWithLeadingGarbage();
assertCanExtract("leadingGarbage.zip" );
}
void assertCanExtract(String zipFileName) throws Throwable {
OutputAnalyzer a = jar("xf" , zipFileName);
a.shouldHaveExitValue(0 );
a.stdoutShouldMatch("\\A\\Z" );
a.stderrShouldMatchIgnoreVMWarnings("\\A\\Z" );
assertFilesExist();
}
OutputAnalyzer jar(String... args) throws Throwable {
String jar = JDKToolFinder.getJDKTool("jar" );
List<String> cmds = new ArrayList<>();
cmds.add(jar);
cmds.addAll(Utils.getForwardVmOptions());
Stream.of(args).forEach(x -> cmds.add(x));
ProcessBuilder p = new ProcessBuilder(cmds);
return ProcessTools.executeCommand(p);
}
}
Messung V0.5 in Prozent C=92 H=79 G=85
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
*© Formatika GbR, Deutschland