/*
* Copyright (c) MuleSoft, Inc. All rights reserved. http://www.mulesoft.com
* The software in this package is published under the terms of the CPAL v1.0
* license, a copy of which has been included with this distribution in the
* LICENSE.txt file.
*/
package org.mule.util;
import org.mule.tck.junit4.AbstractMuleTestCase;
import java.io.File;
import java.util.Arrays;
import java.util.Iterator;
import java.util.LinkedHashMap;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* Test suite for jar utilities.
*/
public class JarUtilsTestCase extends AbstractMuleTestCase
{
/**
* <ol>
* <li>Create jar file with all supported entries</li>
* <li>Append jar file with additional entry</li>
* <li>Read jar file and compare against previous entries written</li>
* </ol>
*/
@Test
public void testCreateAppendReadJarFileEntries()
{
File jarFile = null;
File jarEntryFile = null;
try
{
// Create jar file from scratch
String jarEntryString = "testString";
jarEntryFile = File.createTempFile("test", "file");
byte[] jarEntryBytes = jarEntryString.getBytes();
LinkedHashMap jarEntries = new LinkedHashMap();
jarEntries.put("META-INF/string", jarEntryString);
jarEntries.put("META-INF/file", jarEntryFile);
jarEntries.put("META-INF/byte", jarEntryBytes);
jarFile = File.createTempFile("test", ".jar");
assertTrue(jarFile.delete());
JarUtils.createJarFileEntries(jarFile, jarEntries);
// Append entry to jar file
LinkedHashMap additionalJarEntries = new LinkedHashMap();
additionalJarEntries.put("META-INF/append/string", jarEntryString);
jarEntries.put("META-INF/append/string", jarEntryString);
JarUtils.appendJarFileEntries(jarFile, additionalJarEntries);
// Read jar file and verify previously written values
LinkedHashMap readJarEntries = JarUtils.readJarFileEntries(jarFile);
assertEquals(jarEntries.size(), readJarEntries.size());
Iterator jarEntryIter = jarEntries.keySet().iterator();
Iterator readJarEntryIter = readJarEntries.keySet().iterator();
// Iterate through original and read jar entries, which must be equal.
while (jarEntryIter.hasNext())
{
String jarEntryPath = (String) jarEntryIter.next();
String readJarEntryPath = (String) readJarEntryIter.next();
assertNotNull(jarEntryPath);
assertNotNull(readJarEntryPath);
assertEquals(jarEntryPath, readJarEntryPath);
Object jarEntry = jarEntries.get(jarEntryPath);
Object readJarEntry = jarEntries.get(readJarEntryPath);
if (jarEntry instanceof String || jarEntry instanceof File)
{
assertEquals(jarEntry, readJarEntry);
}
else if (jarEntry instanceof byte[])
{
assertTrue(Arrays.equals((byte[]) jarEntry, (byte[]) readJarEntry));
}
else
{
fail("Unsupported jar entry read for " + jarEntryPath);
}
}
}
catch (Exception e)
{
fail(e.getMessage());
}
finally
{
if (jarFile != null)
{
jarFile.delete();
}
if (jarEntryFile != null)
{
jarEntryFile.delete();
}
}
}
}