DelegationTokenSecretManager sm = new DelegationTokenSecretManager(
DFSConfigKeys.DFS_NAMENODE_DELEGATION_KEY_UPDATE_INTERVAL_DEFAULT,
DFSConfigKeys.DFS_NAMENODE_DELEGATION_KEY_UPDATE_INTERVAL_DEFAULT,
DFSConfigKeys.DFS_NAMENODE_DELEGATION_TOKEN_MAX_LIFETIME_DEFAULT,
3600000, mockNameSys);
sm.startThreads();
final Server server = new RPC.Builder(conf)
.setProtocol(ClientProtocol.class).setInstance(mockNN)
.setBindAddress(ADDRESS).setPort(0).setNumHandlers(5).setVerbose(true)
.setSecretManager(sm).build();