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import { BlockchainLifecycle } from '@0xproject/dev-utils';
import { BigNumber } from '@0xproject/utils';
import * as chai from 'chai';
import { LogWithDecodedArgs } from 'ethereum-types';
import 'make-promises-safe';
import {
MultiSigWalletWithTimeLockContract,
SubmissionContractEventArgs,
} from '../src/contract_wrappers/generated/multi_sig_wallet_with_time_lock';
import { artifacts } from '../src/utils/artifacts';
import { expectRevertOrAlwaysFailingTransactionAsync } from '../src/utils/assertions';
import { chaiSetup } from '../src/utils/chai_setup';
import { constants } from '../src/utils/constants';
import { increaseTimeAndMineBlockAsync } from '../src/utils/increase_time';
import { MultiSigWrapper } from '../src/utils/multi_sig_wrapper';
import { provider, txDefaults, web3Wrapper } from '../src/utils/web3_wrapper';
chaiSetup.configure();
const expect = chai.expect;
const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
// tslint:disable:no-unnecessary-type-assertion
describe('MultiSigWalletWithTimeLock', () => {
let owners: string[];
const REQUIRED_APPROVALS = new BigNumber(2);
const SECONDS_TIME_LOCKED = new BigNumber(1000000);
before(async () => {
await blockchainLifecycle.startAsync();
});
after(async () => {
await blockchainLifecycle.revertAsync();
});
before(async () => {
const accounts = await web3Wrapper.getAvailableAddressesAsync();
owners = [accounts[0], accounts[1]];
});
let multiSig: MultiSigWalletWithTimeLockContract;
let multiSigWrapper: MultiSigWrapper;
beforeEach(async () => {
await blockchainLifecycle.startAsync();
});
afterEach(async () => {
await blockchainLifecycle.revertAsync();
});
describe('changeTimeLock', () => {
describe('initially non-time-locked', async () => {
before(async () => {
await blockchainLifecycle.startAsync();
});
after(async () => {
await blockchainLifecycle.revertAsync();
});
before('deploy a wallet', async () => {
const secondsTimeLocked = new BigNumber(0);
multiSig = await MultiSigWalletWithTimeLockContract.deployFrom0xArtifactAsync(
artifacts.MultiSigWalletWithTimeLock,
provider,
txDefaults,
owners,
REQUIRED_APPROVALS,
secondsTimeLocked,
);
multiSigWrapper = new MultiSigWrapper(multiSig, provider);
});
it('should throw when not called by wallet', async () => {
return expectRevertOrAlwaysFailingTransactionAsync(
multiSig.changeTimeLock.sendTransactionAsync(SECONDS_TIME_LOCKED, { from: owners[0] }),
);
});
it('should throw without enough confirmations', async () => {
const destination = multiSig.address;
const changeTimeLockData = multiSig.changeTimeLock.getABIEncodedTransactionData(SECONDS_TIME_LOCKED);
const res = await multiSigWrapper.submitTransactionAsync(destination, changeTimeLockData, owners[0]);
const log = res.logs[0] as LogWithDecodedArgs<SubmissionContractEventArgs>;
const txId = log.args.transactionId;
return expectRevertOrAlwaysFailingTransactionAsync(
multiSig.executeTransaction.sendTransactionAsync(txId, { from: owners[0] }),
);
});
it('should set confirmation time with enough confirmations', async () => {
const destination = multiSig.address;
const changeTimeLockData = multiSig.changeTimeLock.getABIEncodedTransactionData(SECONDS_TIME_LOCKED);
const subRes = await multiSigWrapper.submitTransactionAsync(destination, changeTimeLockData, owners[0]);
const subLog = subRes.logs[0] as LogWithDecodedArgs<SubmissionContractEventArgs>;
const txId = subLog.args.transactionId;
const confirmRes = await multiSigWrapper.confirmTransactionAsync(txId, owners[1]);
expect(confirmRes.logs).to.have.length(2);
const blockNum = await web3Wrapper.getBlockNumberAsync();
const blockInfo = await web3Wrapper.getBlockAsync(blockNum);
const timestamp = new BigNumber(blockInfo.timestamp);
const confirmationTimeBigNum = new BigNumber(await multiSig.confirmationTimes.callAsync(txId));
expect(timestamp).to.be.bignumber.equal(confirmationTimeBigNum);
});
it('should be executable with enough confirmations and secondsTimeLocked of 0', async () => {
const destination = multiSig.address;
const changeTimeLockData = multiSig.changeTimeLock.getABIEncodedTransactionData(SECONDS_TIME_LOCKED);
const subRes = await multiSigWrapper.submitTransactionAsync(destination, changeTimeLockData, owners[0]);
const subLog = subRes.logs[0] as LogWithDecodedArgs<SubmissionContractEventArgs>;
const txId = subLog.args.transactionId;
await multiSigWrapper.confirmTransactionAsync(txId, owners[1]);
await multiSigWrapper.executeTransactionAsync(txId, owners[1]);
const secondsTimeLocked = new BigNumber(await multiSig.secondsTimeLocked.callAsync());
expect(secondsTimeLocked).to.be.bignumber.equal(SECONDS_TIME_LOCKED);
});
});
describe('initially time-locked', async () => {
before(async () => {
await blockchainLifecycle.startAsync();
});
after(async () => {
await blockchainLifecycle.revertAsync();
});
let txId: BigNumber;
const newSecondsTimeLocked = new BigNumber(0);
before('deploy a wallet, submit transaction to change timelock, and confirm the transaction', async () => {
multiSig = await MultiSigWalletWithTimeLockContract.deployFrom0xArtifactAsync(
artifacts.MultiSigWalletWithTimeLock,
provider,
txDefaults,
owners,
REQUIRED_APPROVALS,
SECONDS_TIME_LOCKED,
);
multiSigWrapper = new MultiSigWrapper(multiSig, provider);
const changeTimeLockData = multiSig.changeTimeLock.getABIEncodedTransactionData(newSecondsTimeLocked);
const res = await multiSigWrapper.submitTransactionAsync(
multiSig.address,
changeTimeLockData,
owners[0],
);
const log = res.logs[0] as LogWithDecodedArgs<SubmissionContractEventArgs>;
txId = log.args.transactionId;
await multiSigWrapper.confirmTransactionAsync(txId, owners[1]);
});
it('should throw if it has enough confirmations but is not past the time lock', async () => {
return expectRevertOrAlwaysFailingTransactionAsync(
multiSig.executeTransaction.sendTransactionAsync(txId, { from: owners[0] }),
);
});
it('should execute if it has enough confirmations and is past the time lock', async () => {
await increaseTimeAndMineBlockAsync(SECONDS_TIME_LOCKED.toNumber());
await web3Wrapper.awaitTransactionSuccessAsync(
await multiSig.executeTransaction.sendTransactionAsync(txId, { from: owners[0] }),
constants.AWAIT_TRANSACTION_MINED_MS,
);
const secondsTimeLocked = new BigNumber(await multiSig.secondsTimeLocked.callAsync());
expect(secondsTimeLocked).to.be.bignumber.equal(newSecondsTimeLocked);
});
});
});
});
// tslint:enable:no-unnecessary-type-assertion
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