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package org.python.util.install;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
import java.util.jar.JarEntry;
import java.util.jar.JarFile;
import java.util.jar.JarOutputStream;
import java.util.jar.Manifest;
import junit.framework.TestCase;
public class StandalonePackagerTest extends TestCase {
private File _sourceJarFile;
private File _targetJarFile;
private File _contentFile;
private File _nextContentFile;
private File _additionalFile;
private File _contentDir;
private File _additionalDir;
private File _jarDir;
protected void setUp() throws Exception {
_jarDir = File.createTempFile("jarDir", "");
assertTrue(FileHelper.createTempDirectory(_jarDir));
_targetJarFile = new File(_jarDir, "target.jar");
_sourceJarFile = new File(_jarDir, "source.jar");
_contentDir = File.createTempFile("content", "");
assertTrue(FileHelper.createTempDirectory(_contentDir));
_contentFile = new File(_contentDir, "content.file");
_contentFile.createNewFile();
assertTrue(_contentFile.exists());
createSourceJar();
}
protected void tearDown() throws Exception {
if (_sourceJarFile != null) {
_sourceJarFile.delete();
}
if (_targetJarFile != null) {
_targetJarFile.delete();
}
if (_contentFile != null) {
_contentFile.delete();
}
if (_nextContentFile != null) {
_nextContentFile.delete();
}
if (_additionalFile != null) {
_additionalFile.delete();
}
if (_contentDir != null) {
_contentDir.delete();
}
if (_additionalDir != null) {
_additionalDir.delete();
}
if (_jarDir != null) {
_jarDir.delete();
}
}
/**
* test the static method emptyDir()
*/
public void testEmptyDir() throws Exception {
File tempContentFile = new File(_contentDir, "temp");
tempContentFile.createNewFile();
assertTrue(tempContentFile.exists());
File tempDir = new File(_contentDir, "tempDir");
assertTrue(FileHelper.createTempDirectory(tempDir));
StandalonePackager.emptyDirectory(_contentDir, _contentFile);
assertTrue(_contentFile.exists());
assertFalse(tempContentFile.exists());
assertFalse(tempDir.exists());
assertEquals(1, _contentDir.list().length);
}
/**
* test adding a jar file, a directory, and another single file
*/
public void testAdd_Jar_Directory_File() throws IOException {
createAdditionalDirectory();
_nextContentFile = File.createTempFile("nextContent.file", "");
_nextContentFile.createNewFile();
assertTrue(_nextContentFile.exists());
StandalonePackager packager = new StandalonePackager(_targetJarFile);
try {
packager.addJarFile(_sourceJarFile);
packager.addFullDirectory(_additionalDir);
packager.addFile(_nextContentFile, null);
} finally {
packager.close();
}
assertTrue(_targetJarFile.exists());
Map<String, String> mandatoryEntries = new HashMap<String, String>(8);
mandatoryEntries.put(_contentDir.getName(), "dir");
mandatoryEntries.put(_contentFile.getName(), "file");
mandatoryEntries.put(_nextContentFile.getName(), "file");
mandatoryEntries.put(_additionalDir.getName(), "dir");
mandatoryEntries.put(_additionalFile.getName(), "file");
mandatoryEntries.put("META-INF", "dir");
mandatoryEntries.put("MANIFEST.MF", "file");
JarFile targetJarFile = new JarFile(_targetJarFile);
try {
Enumeration<JarEntry> entries = targetJarFile.entries();
while (entries.hasMoreElements()) {
JarEntry entry = (JarEntry) entries.nextElement();
String name;
String entryName = entry.getName();
int slashIndex = entryName.indexOf("/");
if (slashIndex >= 0) {
// handle directory
name = entryName.substring(slashIndex + 1);
String dirName = entryName.substring(0, slashIndex);
assertTrue(mandatoryEntries.containsKey(dirName));
assertEquals("dir", mandatoryEntries.get(dirName));
mandatoryEntries.remove(dirName);
} else {
name = entryName;
}
if (mandatoryEntries.containsKey(name)) {
assertEquals("file", (String) mandatoryEntries.get(name));
assertFalse(entry.isDirectory());
mandatoryEntries.remove(name);
}
}
assertTrue(mandatoryEntries.size() == 0);
assertNotNull(targetJarFile.getManifest());
} finally {
targetJarFile.close();
}
}
private void createSourceJar() throws FileNotFoundException, IOException {
Manifest manifest = new Manifest();
JarOutputStream jarOut = new JarOutputStream(new FileOutputStream(_sourceJarFile), manifest);
addFile(_contentFile, _contentDir, jarOut);
jarOut.close();
}
private void createAdditionalDirectory() throws IOException {
_additionalDir = File.createTempFile("additional", "");
assertTrue(FileHelper.createTempDirectory(_additionalDir));
_additionalFile = new File(_additionalDir, "additional.file");
_additionalFile.createNewFile();
assertTrue(_additionalFile.exists());
}
private void addFile(File file, File parentDir, JarOutputStream jarOut) throws IOException {
byte[] buffer = new byte[1024];
FileInputStream inputStream = null;
try {
inputStream = new FileInputStream(file);
String jarEntryName = parentDir.getName() + "/" + file.getName();
jarOut.putNextEntry(new JarEntry(jarEntryName));
for (int read = 0; read != -1; read = inputStream.read(buffer))
jarOut.write(buffer, 0, read);
jarOut.closeEntry();
} finally {
if (inputStream != null) {
inputStream.close();
}
}
}
}
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