private static RMDelegationTokenSecretManager
createRMDelegationTokenSecretManager(long secretKeyInterval,
long tokenMaxLifetime, long tokenRenewInterval) {
RMContext rmContext = mock(RMContext.class);
when(rmContext.getStateStore()).thenReturn(new NullRMStateStore());
RMDelegationTokenSecretManager rmDtSecretManager =
new RMDelegationTokenSecretManager(secretKeyInterval, tokenMaxLifetime,
tokenRenewInterval, 3600000, rmContext);
return rmDtSecretManager;