proposal-47/test/utils.js

const { ethers, network } = require("hardhat");
const { time } = require("@nomicfoundation/hardhat-toolbox/network-helpers");

const stakingAddr = "0x5B3f656C80E8ddb9ec01Dd9018815576E9238c29";
const governanceAddr = "0x5efda50f22d34F262c29268506C5Fa42cB56A1Ce";
const tornAddr = "0x77777FeDdddFfC19Ff86DB637967013e6C6A116C";

async function getManyEth(addr) {
  await network.provider.send("hardhat_setBalance", [addr, "0x111166630153483537"]);
}

async function getPermitSignature(signer, tokenContract, spender, value, deadline) {
  const [nonce, name, version, chainId] = await Promise.all([
    tokenContract.nonces(signer.address),
    tokenContract.name(),
    "1",
    tokenContract.chainID(),
  ]);

  const domain = {
    name,
    version,
    chainId,
    verifyingContract: tornAddr,
  };
  const types = {
    Permit: [
      {
        name: "owner",
        type: "address",
      },
      {
        name: "spender",
        type: "address",
      },
      {
        name: "value",
        type: "uint256",
      },
      {
        name: "nonce",
        type: "uint256",
      },
      {
        name: "deadline",
        type: "uint256",
      },
    ],
  };
  const values = {
    owner: signer.address,
    spender,
    value,
    nonce,
    deadline,
  };

  const signature = await signer.signTypedData(domain, types, values);
  return ethers.Signature.from(signature);
}

async function resetStateBeforeProposal() {
  await network.provider.request({
    method: "hardhat_reset",
    params: [
      {
        forking: {
          jsonRpcUrl: config.networks.hardhat.forking.url,
          blockNumber: config.networks.hardhat.forking.blockNumber,
        },
      },
    ],
  });
}

async function getTorn(signer) {
  return await ethers.getContractAt(require("./abi/torn.abi.json"), tornAddr, signer);
}

async function getEnsRegistry() {
  const ensAddr = "0x00000000000C2E074eC69A0dFb2997BA6C7d2e1e";
  return await ethers.getContractAt(require("./abi/ensRegistry.abi.json"), ensAddr);
}

async function getEnsResolver(ensName) {
  const ensRegistry = await getEnsRegistry();
  const resolverAddr = await ensRegistry.resolver(ethers.namehash(ensName));
  return await ethers.getContractAt(require("./abi/ensResolver.abi.json"), resolverAddr);
}

async function resolveAddr(ensName) {
  if (ethers.isAddress(ensName)) return ensName;
  const ensResolver = await getEnsResolver(ensName);

  return await ensResolver.addr(ethers.namehash(ensName));
}

async function getProxyImplAddr(proxyAddr) {
  const implementation = await ethers.provider.getStorage(
    proxyAddr,
    "0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc",
  );
  const [implementationAddr] = new ethers.AbiCoder().decode(["address"], implementation);

  return implementationAddr;
}

async function getGovernance(signer) {
  return await ethers.getContractAt(require("./abi/governance.abi.json"), governanceAddr, signer);
}

async function getAirdrop(airdropAddr, signer) {
  return await ethers.getContractAt(require("./abi/airdrop.abi.json"), airdropAddr, signer);
}

async function signerLockInGov(tornAmount, signer) {
  if (!signer) signer = (await ethers.getSigners())[0];
  if (tornAmount == "quorum") tornAmount = await (await getGovernance()).QUORUM_VOTES();

  const governanceSigner = await ethers.getImpersonatedSigner(governanceAddr);
  const torn = await getTorn(governanceSigner);
  await torn.transfer(signer.address, tornAmount);
  await getManyEth(signer.address);
  const governance = await getGovernance(signer);
  const deadline = ethers.MaxUint256;
  const { v, r, s } = await getPermitSignature(signer, torn, governanceAddr, tornAmount, deadline);
  await governance.lock(signer.address, tornAmount, deadline, v, r, s);

  return signer;
}

async function executeNewProposal(proposalAddr) {
  const governance = await getGovernance();
  const quorum = await governance.QUORUM_VOTES();
  const stakerSigner = await signerLockInGov(quorum);
  const governanceContract = await getGovernance(stakerSigner);
  await governanceContract.propose(proposalAddr, "");
  const proposalId = await governanceContract.proposalCount();
  await time.increase(60 * 60);
  await governanceContract.castVote(proposalId, true);
  await time.increase(60 * 60 * 24 * 7 + 60);
  await getManyEth(stakerSigner.address);
  await governanceContract.execute(proposalId);
  await time.increase(60 * 60 * 24 * 4);
  await governanceContract.unlock(quorum);
  const torn = await getTorn(stakerSigner);
  await torn.transfer(governanceAddr, quorum);
}

async function deployAndExecuteProposal() {
  const recipientsFactory = await ethers.getContractFactory("AirdropRecipients");
  const airdropRecipientsContract = await recipientsFactory.deploy(require("../data/airdropRecipients.json"));
  const recipientStorageAddr = await airdropRecipientsContract.getAddress();

  const airdropFactory = await ethers.getContractFactory("SablierAirdrop");
  const airdrop = await airdropFactory.deploy();
  const airdropAddr = await airdrop.getAddress();

  const proposalFactory = await ethers.getContractFactory("Proposal");
  const proposal = await proposalFactory.deploy(airdropAddr, recipientStorageAddr);
  const deployedProposalAddr = await proposal.getAddress();

  await executeNewProposal(deployedProposalAddr);

  const airdropContract = await getAirdrop(airdropAddr, await ethers.getImpersonatedSigner(governanceAddr));
  return { airdropAddr, airdropContract, airdropRecipientsContract };
}

module.exports = {
  resetStateBeforeProposal,
  deployAndExecuteProposal,
  getGovernance,
  getEnsRegistry,
  getEnsResolver,
  resolveAddr,
  getProxyImplAddr,
  governanceAddr,
  getManyEth,
  tornAddr,
  getTorn,
  stakingAddr,
  getPermitSignature,
  signerLockInGov,
  executeNewProposal,
};