@Test
  public void assertCliqueDetachedHeaderValidationPreMerge() {
    BlockHeaderValidator cliqueValidator =
        BlockHeaderValidationRulesetFactory.cliqueBlockHeaderValidator(
                5L, true, new EpochManager(5L), Optional.of(FeeMarket.london(1L)), true)
            .build();
    assertDetachedRulesForPostMergeBlocks(cliqueValidator);
  }
We only bother testing transitionControllerBuilder for PoW and Clique since those are the only
network types that are transitioning to PoS.
app/src/test/java/org/hyperledger/besu/controller/TransitionControllerBuilderTest.java