anchor.diff:       // todo - use listen onDone: to hook in
        return ldap.search("ou=People,dc=example,dc=com",f,["uid","sn"]).
             listen((SearchEntry entry) {
  -           logMessage("${entry} ");
  +           //logMessage("${entry} ");
              count += 1;
             },
            onDone: () => expect(count, equals(expected) ),
  
positive.code:       return ldapConfig.close();
      });
  
      test('delete previous entries from last run', () {
  
        return forEachAsync( range(NUM_ENTRIES),  (j) {
          var d = dn.concat("uid=test$j");
          // ignore any errors - we dont really care
          return ldap.delete(d.dn).then( (_) => print('delete $d'), onError: (_) => true);
        });
      });
  
     /**
      * Add a number of entries
  
negative.code:          });
     });
  
     // run this to clean up entries
     test('delete entries', () => _deleteEntries(ldap));
  
    }); // end group
  
  }
  
  // purge entries from the test
  _deleteEntries(ldap) {
    return forEachAsync( range(NUM_ENTRIES),  (j) {
             var d = dn.concat("uid=test$j");
             // ignore any errors - we dont really care
             return ldap.delete(d.dn).then( (_) => _, onError: (_) => true);
         });
  }
  
  