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/*
* Copyright (C) 2010 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 java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.jar.JarEntry;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;
public class ZipEntryTest extends junit.framework.TestCase {
private static File createTemporaryZipFile() throws IOException {
File result = File.createTempFile("ZipFileTest", "zip");
result.deleteOnExit();
return result;
}
private static ZipOutputStream createZipOutputStream(File f) throws IOException {
return new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(f)));
}
private static String makeString(int count, String s) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < count; ++i) {
sb.append(s);
}
return sb.toString();
}
// http://code.google.com/p/android/issues/detail?id=4690
public void test_utf8FileNames() throws Exception {
// Create a zip file containing non-ASCII filenames.
File f = File.createTempFile("your", "mum");
List<String> filenames = Arrays.asList("us-ascii",
"\u043c\u0430\u0440\u0442\u0430", // russian
"\u1f00\u03c0\u1f78", // greek
"\u30b3\u30f3\u30cb\u30c1\u30cf"); // japanese
ZipOutputStream out = new ZipOutputStream(new FileOutputStream(f));
for (String filename : filenames) {
out.putNextEntry(new ZipEntry(filename));
out.closeEntry(); // Empty files are fine.
}
out.close();
// Read it back, and check we find all those names.
// This failed when we were mangling the encoding.
ZipFile zipFile = new ZipFile(f);
for (String filename : filenames) {
assertNotNull(filename, zipFile.getEntry(filename));
}
// Check that ZipInputStream works too.
ZipInputStream in = new ZipInputStream(new FileInputStream(f));
ZipEntry entry;
int entryCount = 0;
while ((entry = in.getNextEntry()) != null) {
assertTrue(entry.getName(), filenames.contains(entry.getName()));
++entryCount;
}
assertEquals(filenames.size(), entryCount);
in.close();
}
// http://b/2099615
public void testClone() {
byte[] extra = { 5, 7, 9 };
JarEntry jarEntry = new JarEntry("foo");
jarEntry.setExtra(extra);
assertSame("Expected no defensive copy of extra", extra, jarEntry.getExtra());
ZipEntry clone = (ZipEntry) jarEntry.clone();
assertEquals(JarEntry.class, clone.getClass());
assertNotSame(extra, clone.getExtra());
}
public void testTooLongName() throws Exception {
String tooLongName = makeString(65536, "z");
try {
new ZipEntry(tooLongName);
fail();
} catch (IllegalArgumentException expected) {
}
}
public void testMaxLengthName() throws Exception {
String maxLengthName = makeString(65535, "z");
File f = createTemporaryZipFile();
ZipOutputStream out = createZipOutputStream(f);
out.putNextEntry(new ZipEntry(maxLengthName));
out.closeEntry();
out.close();
// Read it back, and check that we see the entry.
ZipFile zipFile = new ZipFile(f);
assertNotNull(zipFile.getEntry(maxLengthName));
zipFile.close();
}
public void testTooLongExtra() throws Exception {
byte[] tooLongExtra = new byte[65536];
ZipEntry ze = new ZipEntry("x");
try {
ze.setExtra(tooLongExtra);
fail();
} catch (IllegalArgumentException expected) {
}
}
public void testMaxLengthExtra() throws Exception {
byte[] maxLengthExtra = new byte[65535];
File f = createTemporaryZipFile();
ZipOutputStream out = createZipOutputStream(f);
ZipEntry ze = new ZipEntry("x");
ze.setExtra(maxLengthExtra);
out.putNextEntry(ze);
out.closeEntry();
out.close();
// Read it back, and check that we see the entry.
ZipFile zipFile = new ZipFile(f);
assertEquals(maxLengthExtra.length, zipFile.getEntry("x").getExtra().length);
zipFile.close();
}
public void testTooLongComment() throws Exception {
String tooLongComment = makeString(65536, "z");
ZipEntry ze = new ZipEntry("x");
try {
ze.setComment(tooLongComment);
fail();
} catch (IllegalArgumentException expected) {
}
}
public void testMaxLengthComment() throws Exception {
String maxLengthComment = makeString(65535, "z");
File f = createTemporaryZipFile();
ZipOutputStream out = createZipOutputStream(f);
ZipEntry ze = new ZipEntry("x");
ze.setComment(maxLengthComment);
out.putNextEntry(ze);
out.closeEntry();
out.close();
// Read it back, and check that we see the entry.
ZipFile zipFile = new ZipFile(f);
assertEquals(maxLengthComment, zipFile.getEntry("x").getComment());
zipFile.close();
}
public void testCommentAndExtraInSameOrder() throws Exception {
String comment = makeString(17, "z");
byte[] extra = makeString(11, "a").getBytes();
File f = createTemporaryZipFile();
ZipOutputStream out = createZipOutputStream(f);
ZipEntry ze = new ZipEntry("x");
ze.setExtra(extra);
ze.setComment(comment);
out.putNextEntry(ze);
out.closeEntry();
out.close();
// Read it back and make sure comments and extra are in the right order
ZipFile zipFile = new ZipFile(f);
try {
assertEquals(comment, zipFile.getEntry("x").getComment());
assertTrue(Arrays.equals(extra, zipFile.getEntry("x").getExtra()));
} finally {
zipFile.close();
}
}
}
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