op.addMethod(Modifier.PUBLIC, sig, "return _script.getScript();", injectSpecLocation);
replay();
InjectSpecificationImpl is = new InjectSpecificationImpl();
is.setProperty("foo");
is.setObject("bar.script");
is.setLocation(injectSpecLocation);
InjectScriptWorker worker = new InjectScriptWorker();
worker.setSource(source);
worker.performEnhancement(op, is);