@Test(groups = "conn")
public void noActiveUrls()
  throws Exception
{

  final ActivePassiveConnectionStrategy strategy = new ActivePassiveConnectionStrategy();
  strategy.initialize(
    "ldap://directory-1.ldaptive.org ldap://directory-2.ldaptive.org ldap://directory-3.ldaptive.org",
    ldapURL -> true);
  strategy.failure(strategy.ldapURLSet.getActiveUrls().iterator().next());
  strategy.failure(strategy.ldapURLSet.getActiveUrls().iterator().next());
  strategy.failure(strategy.ldapURLSet.getActiveUrls().iterator().next());
  strategy.iterator();
  strategy.iterator();
  strategy.iterator();
  strategy.iterator();
}