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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.tools.zip;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* JUnit testcases for org.apache.tools.zip.AsiExtraField.
*
*/
public class AsiExtraFieldTest implements UnixStat {
/**
* Test file mode magic.
*/
@Test
public void testModes() {
AsiExtraField a = new AsiExtraField();
a.setMode(0123);
assertEquals("plain file", 0100123, a.getMode());
a.setDirectory(true);
assertEquals("directory", 040123, a.getMode());
a.setLinkedFile("test");
assertEquals("symbolic link", 0120123, a.getMode());
}
/**
* Test content.
*/
@Test
public void testContent() {
AsiExtraField a = new AsiExtraField();
a.setMode(0123);
a.setUserId(5);
a.setGroupId(6);
byte[] b = a.getLocalFileDataData();
// CRC manually calculated, sorry
byte[] expect = {(byte)0xC6, 0x02, 0x78, (byte)0xB6, // CRC
0123, (byte)0x80, // mode
0, 0, 0, 0, // link length
5, 0, 6, 0}; // uid, gid
assertEquals("no link", expect.length, b.length);
for (int i=0; i<expect.length; i++) {
assertEquals("no link, byte "+i, expect[i], b[i]);
}
a.setLinkedFile("test");
expect = new byte[] {0x75, (byte)0x8E, 0x41, (byte)0xFD, // CRC
0123, (byte)0xA0, // mode
4, 0, 0, 0, // link length
5, 0, 6, 0, // uid, gid
(byte)'t', (byte)'e', (byte)'s', (byte)'t'};
b = a.getLocalFileDataData();
assertEquals("no link", expect.length, b.length);
for (int i=0; i<expect.length; i++) {
assertEquals("no link, byte "+i, expect[i], b[i]);
}
}
/**
* Test reparse
*/
@Test
public void testReparse() throws Exception {
// CRC manually calculated, sorry
byte[] data = {(byte)0xC6, 0x02, 0x78, (byte)0xB6, // CRC
0123, (byte)0x80, // mode
0, 0, 0, 0, // link length
5, 0, 6, 0}; // uid, gid
AsiExtraField a = new AsiExtraField();
a.parseFromLocalFileData(data, 0, data.length);
assertEquals("length plain file", data.length,
a.getLocalFileDataLength().getValue());
assertTrue("plain file, no link", !a.isLink());
assertTrue("plain file, no dir", !a.isDirectory());
assertEquals("mode plain file", FILE_FLAG | 0123, a.getMode());
assertEquals("uid plain file", 5, a.getUserId());
assertEquals("gid plain file", 6, a.getGroupId());
data = new byte[] {0x75, (byte)0x8E, 0x41, (byte)0xFD, // CRC
0123, (byte)0xA0, // mode
4, 0, 0, 0, // link length
5, 0, 6, 0, // uid, gid
(byte)'t', (byte)'e', (byte)'s', (byte)'t'};
a = new AsiExtraField();
a.parseFromLocalFileData(data, 0, data.length);
assertEquals("length link", data.length,
a.getLocalFileDataLength().getValue());
assertTrue("link, is link", a.isLink());
assertTrue("link, no dir", !a.isDirectory());
assertEquals("mode link", LINK_FLAG | 0123, a.getMode());
assertEquals("uid link", 5, a.getUserId());
assertEquals("gid link", 6, a.getGroupId());
assertEquals("test", a.getLinkedFile());
data = new byte[] {(byte)0x8E, 0x01, (byte)0xBF, (byte)0x0E, // CRC
0123, (byte)0x40, // mode
0, 0, 0, 0, // link
5, 0, 6, 0}; // uid, gid
a = new AsiExtraField();
a.parseFromLocalFileData(data, 0, data.length);
assertEquals("length dir", data.length,
a.getLocalFileDataLength().getValue());
assertTrue("dir, no link", !a.isLink());
assertTrue("dir, is dir", a.isDirectory());
assertEquals("mode dir", DIR_FLAG | 0123, a.getMode());
assertEquals("uid dir", 5, a.getUserId());
assertEquals("gid dir", 6, a.getGroupId());
data = new byte[] {0, 0, 0, 0, // bad CRC
0123, (byte)0x40, // mode
0, 0, 0, 0, // link
5, 0, 6, 0}; // uid, gid
a = new AsiExtraField();
try {
a.parseFromLocalFileData(data, 0, data.length);
fail("should raise bad CRC exception");
} catch (Exception e) {
assertEquals("bad CRC checksum 0 instead of ebf018e",
e.getMessage());
}
}
@Test
public void testClone() {
AsiExtraField s1 = new AsiExtraField();
s1.setUserId(42);
s1.setGroupId(12);
s1.setLinkedFile("foo");
s1.setMode(0644);
s1.setDirectory(true);
AsiExtraField s2 = (AsiExtraField) s1.clone();
assertNotSame(s1, s2);
assertEquals(s1.getUserId(), s2.getUserId());
assertEquals(s1.getGroupId(), s2.getGroupId());
assertEquals(s1.getLinkedFile(), s2.getLinkedFile());
assertEquals(s1.getMode(), s2.getMode());
assertEquals(s1.isDirectory(), s2.isDirectory());
}
}
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