/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package libcore.java.util.zip;
import libcore.io.Streams;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Enumeration;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.zip.ZipOutputStream;
public final class Zip64FileTest extends AbstractZipFileTest {
@Override
protected ZipOutputStream createZipOutputStream(OutputStream wrapped) {
// J2ObjC: This constructor doesn't exist.
//return new ZipOutputStream(wrapped, true /* forceZip64 */);
return new ZipOutputStream(wrapped);
}
public void testZip64Support_largeNumberOfEntries() throws IOException {
final File file = createZipFile(65550, 2, false /* setEntrySize */);
ZipFile zf = null;
try {
zf = new ZipFile(file);
assertEquals(65550, zf.size());
Enumeration<? extends ZipEntry> entries = zf.entries();
assertTrue(entries.hasMoreElements());
ZipEntry ze = entries.nextElement();
assertEquals(2, ze.getSize());
InputStream is = null;
try {
is = zf.getInputStream(ze);
byte[] uncompressed = Streams.readFully(is);
assertEquals(2, uncompressed.length);
} finally {
if (is != null) {
is.close();
}
}
} finally {
if (zf != null) {
zf.close();
}
}
}
// J2ObjC: These two tests require spanned archive support, not available in OSX and iOS libz.
// public void testZip64Support_totalLargerThan4G() throws IOException {
// final File file = createZipFile(5, 1073741824L, false /* setEntrySize */);
// ZipFile zf = null;
// try {
// zf = new ZipFile(file);
// assertEquals(5, zf.size());
// Enumeration<? extends ZipEntry> entries = zf.entries();
// assertTrue(entries.hasMoreElements());
// ZipEntry ze = entries.nextElement();
// assertEquals(1073741824L, ze.getSize());
// } finally {
// if (zf != null) {
// zf.close();
// }
// }
// }
//
// public void testZip64Support_hugeEntry() throws IOException {
// try {
// createZipFile(1, 4294967410L, false /* setEntrySize */);
// fail();
// } catch (IOException expected) {
// }
//
// final File file = createZipFile(1, 4294967410L, true /* setEntrySize */);
// ZipFile zf = null;
// try {
// zf = new ZipFile(file);
// assertEquals(1, zf.size());
// Enumeration<? extends ZipEntry> entries = zf.entries();
// assertTrue(entries.hasMoreElements());
// ZipEntry ze = entries.nextElement();
// assertEquals(4294967410L, ze.getSize());
// } finally {
// if (zf != null) {
// zf.close();
// }
// }
// }
private File createZipFile(int numEntries, long entrySize, boolean setEntrySize)
throws IOException {
File file = createTemporaryZipFile();
// Don't force a 64 bit zip file to test that our heuristics work.
ZipOutputStream os = new ZipOutputStream(
new BufferedOutputStream(new FileOutputStream(file)));
writeEntries(os, numEntries, entrySize, setEntrySize);
return file;
}
}