assertTrue("Exec correctly", r instanceof Exec);
assertEquals("Exec good program", "returnArg.js", ((Exec)r).getScript());
assertEquals("Exec good args", "arg1 arg2", ((Exec)r).getArgs());
r.visit(new ScriptusFacade(datastore, c, m, conf) {
@Override
public void execute(UUID pid) {
ScriptProcess pp = datastore.getProcess(pid);