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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.commons.compress.archivers.cpio;
import static org.junit.Assert.*;
import java.io.FileInputStream;
import org.apache.commons.compress.AbstractTestCase;
import org.apache.commons.compress.archivers.ArchiveEntry;
import org.apache.commons.compress.utils.IOUtils;
import org.junit.Test;
public class CpioArchiveInputStreamTest extends AbstractTestCase {
@Test
public void testCpioUnarchive() throws Exception {
final StringBuilder expected = new StringBuilder();
expected.append("./test1.xml<?xml version=\"1.0\"?>\n");
expected.append("<empty/>./test2.xml<?xml version=\"1.0\"?>\n");
expected.append("<empty/>\n");
final CpioArchiveInputStream in = new CpioArchiveInputStream(new FileInputStream(getFile("bla.cpio")));
CpioArchiveEntry entry;
final StringBuilder result = new StringBuilder();
while ((entry = (CpioArchiveEntry) in.getNextEntry()) != null) {
result.append(entry.getName());
int tmp;
while ((tmp = in.read()) != -1) {
result.append((char) tmp);
}
}
in.close();
assertEquals(result.toString(), expected.toString());
}
@Test
public void testCpioUnarchiveCreatedByRedlineRpm() throws Exception {
final CpioArchiveInputStream in =
new CpioArchiveInputStream(new FileInputStream(getFile("redline.cpio")));
CpioArchiveEntry entry= null;
int count = 0;
while ((entry = (CpioArchiveEntry) in.getNextEntry()) != null) {
count++;
assertNotNull(entry);
}
in.close();
assertEquals(count, 1);
}
@Test
public void testCpioUnarchiveMultibyteCharName() throws Exception {
final CpioArchiveInputStream in =
new CpioArchiveInputStream(new FileInputStream(getFile("COMPRESS-459.cpio")), "UTF-8");
CpioArchiveEntry entry= null;
int count = 0;
while ((entry = (CpioArchiveEntry) in.getNextEntry()) != null) {
count++;
assertNotNull(entry);
}
in.close();
assertEquals(2, count);
}
@Test
public void singleByteReadConsistentlyReturnsMinusOneAtEof() throws Exception {
try (FileInputStream in = new FileInputStream(getFile("bla.cpio"));
CpioArchiveInputStream archive = new CpioArchiveInputStream(in)) {
ArchiveEntry e = archive.getNextEntry();
IOUtils.toByteArray(archive);
assertEquals(-1, archive.read());
assertEquals(-1, archive.read());
}
}
@Test
public void multiByteReadConsistentlyReturnsMinusOneAtEof() throws Exception {
byte[] buf = new byte[2];
try (FileInputStream in = new FileInputStream(getFile("bla.cpio"));
CpioArchiveInputStream archive = new CpioArchiveInputStream(in)) {
ArchiveEntry e = archive.getNextEntry();
IOUtils.toByteArray(archive);
assertEquals(-1, archive.read(buf));
assertEquals(-1, archive.read(buf));
}
}
}
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