constructErc20Data constructs the data field to be passed into an erc721 deposit call.

DeployContracts deploys Bridge, Relayer, ERC20Handler, ERC721Handler and CentrifugeAssetHandler and returns the addresses.

nolint.

RlpEncodeHeader is method to RLP encode data stored in a block header.

Simulate function gets transaction info by hash and then executes a message call transaction, which is directly executed in the VM of the node, but never mined into the blockchain.

UserAmountToWei converts decimal user friendly representation of token amount to 'Wei' representation with provided amount of decimal places eg UserAmountToWei(1, 5) => 100000.

WaitForTx will query the chain at ExpectedBlockTime intervals, until a receipt is returned.

WaitForTx will query the chain at ExpectedBlockTime intervals, until a receipt is returned.

Message is used as a generic format to communicate between chains.