85 lines
2.9 KiB
Nim
85 lines
2.9 KiB
Nim
import pkg/asynctest
|
|
import pkg/ethers
|
|
import pkg/stew/byteutils
|
|
import ../../examples
|
|
|
|
suite "JsonRpcSigner":
|
|
|
|
var provider: JsonRpcProvider
|
|
var accounts: seq[Address]
|
|
|
|
setup:
|
|
provider = JsonRpcProvider.new()
|
|
accounts = await provider.listAccounts()
|
|
|
|
teardown:
|
|
await provider.close()
|
|
|
|
test "is connected to the first account of the provider by default":
|
|
let signer = provider.getSigner()
|
|
check (await signer.getAddress()) == accounts[0]
|
|
|
|
test "can connect to a different account":
|
|
let signer = provider.getSigner(accounts[1])
|
|
check (await signer.getAddress()) == accounts[1]
|
|
|
|
test "can retrieve gas price":
|
|
let signer = provider.getSigner()
|
|
let gasprice = await signer.getGasPrice()
|
|
check gasprice > 0.u256
|
|
|
|
test "can retrieve transaction count":
|
|
let signer = provider.getSigner(accounts[9])
|
|
let count = await signer.getTransactionCount(BlockTag.pending)
|
|
check count == 0.u256
|
|
|
|
test "can estimate gas cost of a transaction":
|
|
let signer = provider.getSigner()
|
|
let estimate = await signer.estimateGas(Transaction.example)
|
|
check estimate > 0.u256
|
|
|
|
test "can retrieve chain id":
|
|
let signer = provider.getSigner()
|
|
let chainId = await signer.getChainId()
|
|
check chainId == 31337.u256 # hardhat chain id
|
|
|
|
test "can sign messages":
|
|
let signer = provider.getSigner()
|
|
let message = "hello".toBytes
|
|
check (await signer.signMessage(message)).len == 65
|
|
|
|
test "can populate missing fields in a transaction":
|
|
let signer = provider.getSigner()
|
|
let transaction = Transaction.example
|
|
let populated = await signer.populateTransaction(transaction)
|
|
check !populated.sender == await signer.getAddress()
|
|
check !populated.gasPrice == await signer.getGasPrice()
|
|
check !populated.nonce == await signer.getTransactionCount(BlockTag.pending)
|
|
check !populated.gasLimit == await signer.estimateGas(transaction)
|
|
check !populated.chainId == await signer.getChainId()
|
|
|
|
test "populate does not overwrite existing fields":
|
|
let signer = provider.getSigner()
|
|
var transaction = Transaction.example
|
|
transaction.sender = some await signer.getAddress()
|
|
transaction.nonce = some UInt256.example
|
|
transaction.chainId = some await signer.getChainId()
|
|
transaction.gasPrice = some UInt256.example
|
|
transaction.gasLimit = some UInt256.example
|
|
let populated = await signer.populateTransaction(transaction)
|
|
check populated == transaction
|
|
|
|
test "populate fails when sender does not match signer address":
|
|
let signer = provider.getSigner()
|
|
var transaction = Transaction.example
|
|
transaction.sender = accounts[1].some
|
|
expect SignerError:
|
|
discard await signer.populateTransaction(transaction)
|
|
|
|
test "populate fails when chain id does not match":
|
|
let signer = provider.getSigner()
|
|
var transaction = Transaction.example
|
|
transaction.chainId = 0xdeadbeef.u256.some
|
|
expect SignerError:
|
|
discard await signer.populateTransaction(transaction)
|