/*
* Copyright 2002-2005 The Apache Software Foundation.
*
* Licensed 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.vfs.impl.test;
import org.apache.commons.vfs.Capability;
import org.apache.commons.vfs.FileSystemException;
import org.apache.commons.vfs.impl.VFSClassLoader;
import org.apache.commons.vfs.test.AbstractProviderTestCase;
import java.net.URL;
import java.net.URLConnection;
/**
* VfsClassLoader test cases.
*
* @author <a href="mailto:adammurdoch@apache.org">Adam Murdoch</a>
*/
public class VfsClassLoaderTests
extends AbstractProviderTestCase
{
/**
* Returns the capabilities required by the tests of this test case.
*/
protected Capability[] getRequiredCaps()
{
return new Capability[]
{
Capability.READ_CONTENT,
Capability.URI
};
}
/**
* Creates the classloader to use when testing.
*/
private VFSClassLoader createClassLoader() throws FileSystemException
{
final VFSClassLoader loader =
new VFSClassLoader(getBaseFolder(), getManager());
return loader;
}
/**
* Tests loading a class.
*/
public void testLoadClass() throws Exception
{
final VFSClassLoader loader = createClassLoader();
final Class testClass = loader.loadClass("code.ClassToLoad");
final Package pack = testClass.getPackage();
assertEquals("code", pack.getName());
verifyPackage(pack, false);
final Object testObject = testClass.newInstance();
assertEquals("**PRIVATE**", testObject.toString());
}
/**
* Tests loading a resource.
*/
public void testLoadResource() throws Exception
{
final VFSClassLoader loader = createClassLoader();
final URL resource = loader.getResource("read-tests/file1.txt");
assertNotNull(resource);
final URLConnection urlCon = resource.openConnection();
assertSameURLContent(FILE1_CONTENT, urlCon);
}
/**
* Tests package sealing.
*/
public void testSealing() throws Exception
{
final VFSClassLoader loader = createClassLoader();
final Class testClass = loader.loadClass("code.sealed.AnotherClass");
final Package pack = testClass.getPackage();
assertEquals("code.sealed", pack.getName());
verifyPackage(pack, true);
}
/**
* Verify the package loaded with class loader.
*/
private void verifyPackage(final Package pack,
final boolean sealed)
throws FileSystemException
{
if (getBaseFolder().getFileSystem().hasCapability(Capability.MANIFEST_ATTRIBUTES))
{
assertEquals("ImplTitle", pack.getImplementationTitle());
assertEquals("ImplVendor", pack.getImplementationVendor());
assertEquals("1.1", pack.getImplementationVersion());
assertEquals("SpecTitle", pack.getSpecificationTitle());
assertEquals("SpecVendor", pack.getSpecificationVendor());
assertEquals("1.0", pack.getSpecificationVersion());
assertEquals(sealed, pack.isSealed());
}
else
{
assertNull(pack.getImplementationTitle());
assertNull(pack.getImplementationVendor());
assertNull(pack.getImplementationVersion());
assertNull(pack.getSpecificationTitle());
assertNull(pack.getSpecificationVendor());
assertNull(pack.getSpecificationVersion());
assertFalse(pack.isSealed());
}
}
}