final SWTBotTree browserTree = SWTBotUtils.getLdapBrowserTree( bot );
// expand ou=system, that reads the referral and opens the referral dialog
final SWTBotTreeItem systemNode = SWTBotUtils.selectNode( bot, browserTree, "DIT", "Root DSE", "ou=system" );
systemNode.expand();
systemNode.expand();
bot.sleep( 1000 );
// ensure that the referral entry is not visible
SWTBotTreeItem referralNode = systemNode.getNode( "ldap://localhost:" + ldapServer.getIpPort()
+ "/ou=users,ou=system" );