Returns a DepositEvent customized on the basis of the id parameter.

Generates an EVM log entry with the given topics and data.

InsecureRandomKey returns a random private key from a limited set of keys.

RandomBlockPrependTxs returns a random block with txCount randomly generated transactions and additionally the transactions ptxs prepended.

FakeChainSource implements the ChainSource interface with the ability to control what the head block is of the L1 and L2 chains.

RPCErrFaker implements an RPC by wrapping one, but returns an error when prepared with one, to test RPC error handling.

TestDerivationMetrics implements the metrics used in the derivation pipeline as no-op operations.

TestID represents an eth.BlockID as string, and can be shortened for convenience in test definitions.