return set;
}
@Test
public void testRoundRobbinLoadBalancer() throws Exception {
LoadBalancer loadBalancer = new RoundRobinLoadBalancer();
assertLoadBalancerWorksOnEmptyOrSingletonServices(loadBalancer);
List<String> results = performRequests(loadBalancer);
Set<String> set = asSet(results);
assertEquals("Should have all of the values: " + set, services.size(), set.size());
for (String service : services) {