nwaku/vendor/nim-web3/tests/test_deposit_contract.nim

import ../web3
import chronos, nimcrypto, options, json, stint
import test_utils

contract(DepositContract):
  proc deposit(pubkey: Bytes48, withdrawalCredentials: Bytes32, signature: Bytes96, deposit_data_root: FixedBytes[32])
  proc get_deposit_root(): FixedBytes[32]
  proc DepositEvent(pubkey: Bytes48, withdrawalCredentials: Bytes32, amount: Bytes8, signature: Bytes96, merkleTreeIndex: Bytes8) {.event.}

const contractCode = "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

var contractAddress = Address.fromHex("e9d8d67ec115e8345606b3ab59fc71cec46761e4")

proc test() {.async.} =
  let web3 = await newWeb3("ws://localhost:8545/")
  let accounts = await web3.provider.eth_accounts()
  web3.defaultAccount = accounts[0]

  let receipt = await web3.deployContract(contractCode)
  contractAddress = receipt.contractAddress.get
  echo "Deployed Deposit contract: ", contractAddress

  var ns = web3.contractSender(DepositContract, contractAddress)

  let notifFut = newFuture[void]()
  var notificationsReceived = 0

  var pk = Bytes48.fromHex("0x97f1d3a73197d7942695638c4fa9ac0fc3688c4f9774b905a14e3a3f171bac586c55e83ff97a1aeffb3af00adb22c6bb")
  var cr = Bytes32.fromHex("0xaa000000000000000000000000000000000000000000000000000000000000bb")
  var sig = Bytes96.fromHex("0xad606d747d9d8590583107e23b41d6191215495df34a34d767e81c3c7f1f2d7041f421f3486186044a02c3dd65a05b44061455c2ca7d6525db68d5fa146e34de8234d3acd8de7e00b971acd4458b740fa6368d437db2c8dae6b2011db9be2f07")
  var dataRoot = FixedBytes[32].fromHex("0x60D0C2DAF1C10803DB5781D876CDBC42EADD52E6E49C2A1A7C1E5952B279E463")

  var fut = newFuture[void]()

  let s = await ns.subscribe(DepositEvent, %*{"fromBlock": "0x0"}) do (
      pubkey: Bytes48, withdrawalCredentials: Bytes32, amount: Bytes8, signature: Bytes96, merkleTreeIndex: Bytes8)
      {.raises: [Defect], gcsafe.}:
    try:
      echo "onDeposit"
      echo "pubkey: ", pubkey
      echo "withdrawalCredentials: ", withdrawalCredentials
      echo "amount: ", amount
      echo "signature: ", signature
      echo "merkleTreeIndex: ", merkleTreeIndex
      assert(pubkey == pk)
      fut.complete()
    except Exception as err:
      # chronos still raises exceptions which inherit directly from Exception
      doAssert false, err.msg
  do (err: CatchableError):
    echo "Error from DepositEvent subscription: ", err.msg

  discard await ns.deposit(pk, cr, sig, dataRoot).send(value = 32.u256.ethToWei)

  await fut
  echo "hash_tree_root: ", await ns.get_deposit_root().call()
  await web3.close()

waitFor test()