protected void waitForBlockHeight(final Node node, final long blockchainHeight) {
    WaitUtils.waitFor(
        120,
        () ->
            assertThat(node.execute(ethTransactions.blockNumber()))
                .isGreaterThanOrEqualTo(BigInteger.valueOf(blockchainHeight)));
  }
Superclass for acceptance tests. For now (transition to junit5 is ongoing) this class supports
junit4 format.
acceptance-tests/dsl/src/main/java/org/hyperledger/besu/tests/acceptance/dsl/AcceptanceTestBase.java