org.eclipse.sisu.space.BundleClassSpaceTest Maven / Gradle / Ivy
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/*******************************************************************************
* Copyright (c) 2010, 2013 Sonatype, Inc.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Stuart McCulloch (Sonatype, Inc.) - initial API and implementation
*******************************************************************************/
package org.eclipse.sisu.space;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Dictionary;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.jar.Manifest;
import junit.framework.TestCase;
import org.apache.felix.framework.FrameworkFactory;
import org.eclipse.sisu.inject.DeferredClass;
import org.junit.Ignore;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleException;
import org.osgi.framework.Constants;
import org.osgi.framework.ServiceReference;
import org.osgi.framework.Version;
import org.osgi.framework.launch.Framework;
@Ignore( "Need to replace some test archives" )
public class BundleClassSpaceTest
extends TestCase
{
private static final URL EMPTY_BUNDLE = ZipEntryIteratorTest.class.getResource( "empty.jar" );
private static final URL SIMPLE_BUNDLE = ZipEntryIteratorTest.class.getResource( "simple_bundle.jar" );
private static final URL LOGGING_BUNDLE = ZipEntryIteratorTest.class.getResource( "logging_bundle.jar" );
private Framework framework;
@Override
protected void setUp()
throws Exception
{
super.setUp();
final Map configuration = new HashMap();
configuration.put( Constants.FRAMEWORK_STORAGE_CLEAN, Constants.FRAMEWORK_STORAGE_CLEAN_ONFIRSTINIT );
configuration.put( Constants.FRAMEWORK_STORAGE, "target/bundlecache" );
final FrameworkFactory frameworkFactory = new FrameworkFactory();
framework = frameworkFactory.newFramework( configuration );
framework.start();
}
@Override
protected void tearDown()
throws Exception
{
framework.stop();
framework.waitForStop( 0 );
super.tearDown();
}
public void testHashCodeAndEquals()
throws Exception
{
final Bundle testBundle = framework.getBundleContext().installBundle( LOGGING_BUNDLE.toString() );
final ClassSpace space = new BundleClassSpace( testBundle );
assertEquals( space, space );
assertEquals( space, new BundleClassSpace( testBundle ) );
assertFalse( space.equals( new ClassSpace()
{
public Class loadClass( final String name )
{
return space.loadClass( name );
}
public DeferredClass deferLoadClass( final String name )
{
return space.deferLoadClass( name );
}
public Enumeration getResources( final String name )
{
return space.getResources( name );
}
public URL getResource( final String name )
{
return space.getResource( name );
}
public Enumeration findEntries( final String path, final String glob, final boolean recurse )
{
return space.findEntries( path, glob, recurse );
}
} ) );
assertEquals( testBundle.hashCode(), space.hashCode() );
assertEquals( testBundle.toString(), space.toString() );
}
public void testClassSpaceResources()
throws Exception
{
final Bundle testBundle1 = framework.getBundleContext().installBundle( LOGGING_BUNDLE.toString() );
final ClassSpace space1 = new BundleClassSpace( testBundle1 );
final Bundle testBundle2 = framework.getBundleContext().installBundle( SIMPLE_BUNDLE.toString() );
final ClassSpace space2 = new BundleClassSpace( testBundle2 );
final Bundle testBundle3 = framework.getBundleContext().installBundle( EMPTY_BUNDLE.toString() );
final ClassSpace space3 = new BundleClassSpace( testBundle3 );
Enumeration e;
// logging bundle class-path has repeated entries...
e = space1.getResources( "META-INF/MANIFEST.MF" );
assertTrue( e.hasMoreElements() );
assertTrue( e.nextElement().toString().matches( "bundle://.*/META-INF/MANIFEST.MF" ) );
assertTrue( e.nextElement().toString().matches( "bundle://.*/META-INF/MANIFEST.MF" ) );
assertTrue( e.nextElement().toString().matches( "bundle://.*/META-INF/MANIFEST.MF" ) );
assertTrue( e.nextElement().toString().matches( "bundle://.*/META-INF/MANIFEST.MF" ) );
assertFalse( e.hasMoreElements() );
// ...which we try to collapse when using find
e = space1.findEntries( "META-INF", "*.MF", false );
assertTrue( e.hasMoreElements() );
assertTrue( e.nextElement().toString().matches( "bundle://.*/META-INF/MANIFEST.MF" ) );
assertTrue( e.nextElement().toString().matches( "jar:bundle://.*!/META-INF/MANIFEST.MF" ) );
assertFalse( e.hasMoreElements() );
try
{
e.nextElement();
fail( "Expected NoSuchElementException" );
}
catch ( final NoSuchElementException t )
{
}
e = space2.findEntries( "a/b", "*", true );
assertTrue( e.hasMoreElements() );
assertTrue( e.nextElement().toString().matches( "bundle://.*/a/b/2" ) );
assertTrue( e.nextElement().toString().matches( "bundle://.*/a/b/c/" ) );
assertTrue( e.nextElement().toString().matches( "bundle://.*/a/b/c/3" ) );
assertFalse( e.hasMoreElements() );
e = space3.findEntries( "", "*", true );
assertTrue( e.nextElement().toString().matches( "bundle://.*/META-INF/" ) );
assertTrue( e.nextElement().toString().matches( "bundle://.*/META-INF/MANIFEST.MF" ) );
assertFalse( e.hasMoreElements() );
e = space1.findEntries( null, "missing", true );
assertFalse( e.hasMoreElements() );
e = space2.findEntries( null, "missing", true );
assertFalse( e.hasMoreElements() );
e = space3.findEntries( null, "missing", true );
assertFalse( e.hasMoreElements() );
final URL manifestURL = space1.getResource( "META-INF/MANIFEST.MF" );
assertNotNull( manifestURL );
new Manifest( manifestURL.openStream() );
}
public void testDeferredClass()
throws Exception
{
final Bundle testBundle = framework.getBundleContext().installBundle( LOGGING_BUNDLE.toString() );
final ClassSpace space = new BundleClassSpace( testBundle );
final String clazzName = "org.apache.commons.logging.Log";
final DeferredClass clazz = space.deferLoadClass( clazzName );
assertEquals( clazzName, clazz.getName() );
assertSame( space.loadClass( clazzName ), clazz.load() );
final DeferredClass missingClazz = space.deferLoadClass( "missing.class" );
try
{
missingClazz.load();
fail( "Expected TypeNotPresentException" );
}
catch ( final TypeNotPresentException e )
{
}
}
public void testBrokenResources()
{
final ClassSpace space = new BundleClassSpace( new Bundle()
{
public Enumeration getResources( final String name )
throws IOException
{
throw new IOException(); // the rest of the methods aren't used...
}
public void update( final InputStream input )
throws BundleException
{
}
public void update()
throws BundleException
{
}
public void uninstall()
throws BundleException
{
}
public void stop( final int options )
throws BundleException
{
}
public void stop()
throws BundleException
{
}
public void start( final int options )
throws BundleException
{
}
public void start()
throws BundleException
{
}
public Class loadClass( final String name )
throws ClassNotFoundException
{
return null;
}
public boolean hasPermission( final Object permission )
{
return false;
}
public Version getVersion()
{
return null;
}
public String getSymbolicName()
{
return null;
}
public int getState()
{
return 0;
}
public Map getSignerCertificates( final int signersType )
{
return null;
}
public ServiceReference[] getServicesInUse()
{
return null;
}
public URL getResource( final String name )
{
return null;
}
public ServiceReference[] getRegisteredServices()
{
return null;
}
public String getLocation()
{
return null;
}
public long getLastModified()
{
return 0;
}
public Dictionary getHeaders( final String locale )
{
return null;
}
public Dictionary getHeaders()
{
return null;
}
public Enumeration getEntryPaths( final String path )
{
return null;
}
public URL getEntry( final String path )
{
return null;
}
public long getBundleId()
{
return 0;
}
public BundleContext getBundleContext()
{
return null;
}
public Enumeration findEntries( final String path, final String filePattern, final boolean recurse )
{
return null;
}
} );
assertFalse( space.getResources( "error" ).hasMoreElements() );
}
}
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