@Test
  public void shouldReturnBlobBaseFee() {
    final CancunTargetingGasLimitCalculator gasLimitCalculator =
        new CancunTargetingGasLimitCalculator(
            0L, FeeMarket.cancunDefault(0L, Optional.empty()), new CancunGasCalculator());
    configureProtocolSpec(
        FeeMarket.cancunDefault(5, Optional.empty()),
        new CancunGasCalculator(),
        gasLimitCalculator);
    assertThat(requestBlobBaseFee().getResult()).isEqualTo("0x1");
  }
Tests that the method returns the expected blob base fee
ethereum/api/src/test/java/org/hyperledger/besu/ethereum/api/jsonrpc/internal/methods/EthBlobBaseFeeTest.java