@Test
  public void testDoUpdateForClusterCreate_Storm_Nimbus_HA_Enabled__FQDN_ValuesSpecified_YAML() throws Exception {
    final String expectedValue = "[c6401.ambari.apache.org, c6402.ambari.apache.org]";
    Map<String, Map<String, String>> properties = new HashMap<>();
    Map<String, String> typeProps = new HashMap<>();
    typeProps.put("nimbus.seeds", expectedValue);
    properties.put("storm-site", typeProps);

    Configuration clusterConfig = new Configuration(properties, emptyMap());

    Collection<String> hgComponents = new HashSet<>();
    hgComponents.add("NIMBUS");

    TestHostGroup group1 = new TestHostGroup("group1", hgComponents, Collections.singleton("testhost"));

    Collection<String> hgComponents2 = new HashSet<>();
    hgComponents2.add("NIMBUS");

    Set<String> hosts2 = new HashSet<>();
    hosts2.add("testhost2");

    TestHostGroup group2 = new TestHostGroup("group2", hgComponents2, hosts2);

    Collection<TestHostGroup> hostGroups = new HashSet<>();
    hostGroups.add(group1);
    hostGroups.add(group2);

    ClusterTopology topology = createClusterTopology(bp, clusterConfig, hostGroups);
    BlueprintConfigurationProcessor updater = new BlueprintConfigurationProcessor(topology);

    updater.doUpdateForClusterCreate();
    String updatedVal = topology.getConfiguration().getFullProperties().get("storm-site").get("nimbus.seeds");

    assertEquals("nimbus.seeds property should not be updated when FQDNs are specified in configuration",
      expectedValue, updatedVal);
  }
There is no support currently for deploying a fully Kerberized
cluster with Blueprints.  This test verifies the current treatment
of Kerberos-related properties in a Blueprint export.

@throws Exception
ambari-server/src/test/java/org/apache/ambari/server/controller/internal/BlueprintConfigurationProcessorTest.java