@Test
public void testGetColo() throws Exception {

  Cluster cluster = new Cluster("Cluster1", "Colo", Collections.singleton(new Cluster.Interface("type", "endpoint", "version")),
      Collections.singleton(new Cluster.Location("name", "path")), Collections.singletonMap("P1", "V1"));
  Assert.assertEquals("Colo", cluster.getColo());
}