}


    @Test
    public void resolveWellKnownUsers () throws IOException {
        SID domsid = new SID(getRequiredProperty(TestProperties.TEST_DOMAIN_SID));
        int rids[] = new int[] {
            500, 501
        };
        for ( int rid : rids ) {
            SID sid = new SID(domsid, rid);
            sid.resolve(getRequiredProperty(TestProperties.TEST_DOMAIN_DC), withTestNTLMCredentials(getContext()));

                if ( retries != 1 ) {
                    // backoff, but don't delay the first attempt as there are various reasons that can be fixed
                    // immediately
                    Thread.sleep(500 + RAND.nextInt(1000));
                }
            }
            catch ( InterruptedException e ) {
                log.debug("interrupted sleep in send", e);
            }

            if ( request != null ) {