jar.addClass(FSTestCase.class);
jar.as(ZipExporter.class).exportTo(file, true);
URLDriver driver = new URLDriver();
driver.merge(file.toURI().toURL());
driver.merge(file.toURI().toURL());
Node node = driver.child(driver.child(driver.child(driver.child(driver.root(), "org"), "crsh"), "vfs"), "FSTestCase.class");
Iterator<InputStream> i = driver.open(node);
assertTrue(i.hasNext());
i.next();
assertTrue(i.hasNext());
i.next();