Update tests and utils
This commit is contained in:
Amir Bandeali
161
packages/contracts/test/exchange/transactions.ts
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161
packages/contracts/test/exchange/transactions.ts
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import { ZeroEx } from '0x.js';
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import { BlockchainLifecycle } from '@0xproject/dev-utils';
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import { BigNumber } from '@0xproject/utils';
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import * as chai from 'chai';
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import * as ethUtil from 'ethereumjs-util';
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import * as Web3 from 'web3';
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import { DummyERC20TokenContract } from '../../src/contract_wrappers/generated/dummy_e_r_c20_token';
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import { ERC20ProxyContract } from '../../src/contract_wrappers/generated/e_r_c20_proxy';
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import { ExchangeContract } from '../../src/contract_wrappers/generated/exchange';
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import { assetProxyUtils } from '../../src/utils/asset_proxy_utils';
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import { constants } from '../../src/utils/constants';
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import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
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import { ExchangeWrapper } from '../../src/utils/exchange_wrapper';
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import { OrderFactory } from '../../src/utils/order_factory';
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import { orderUtils } from '../../src/utils/order_utils';
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import { TransactionFactory } from '../../src/utils/transaction_factory';
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import {
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AssetProxyId,
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ContractName,
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ERC20BalancesByOwner,
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ExchangeContractErrs,
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OrderStruct,
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SignatureType,
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SignedOrder,
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SignedTransaction,
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} from '../../src/utils/types';
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import { chaiSetup } from '../utils/chai_setup';
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import { deployer } from '../utils/deployer';
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import { provider, web3Wrapper } from '../utils/web3_wrapper';
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chaiSetup.configure();
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const expect = chai.expect;
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const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
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describe('Exchange transactions', () => {
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let senderAddress: string;
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let owner: string;
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let makerAddress: string;
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let takerAddress: string;
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let feeRecipientAddress: string;
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let erc20TokenA: DummyERC20TokenContract;
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let erc20TokenB: DummyERC20TokenContract;
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let zrxToken: DummyERC20TokenContract;
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let exchange: ExchangeContract;
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let erc20Proxy: ERC20ProxyContract;
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let erc20Balances: ERC20BalancesByOwner;
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let signedOrder: SignedOrder;
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let order: OrderStruct;
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let orderFactory: OrderFactory;
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let transactionFactory: TransactionFactory;
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let exchangeWrapper: ExchangeWrapper;
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let erc20Wrapper: ERC20Wrapper;
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let defaultMakerTokenAddress: string;
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let defaultTakerTokenAddress: string;
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let zeroEx: ZeroEx;
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before(async () => {
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const accounts = await web3Wrapper.getAvailableAddressesAsync();
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const usedAddresses = ([owner, senderAddress, makerAddress, takerAddress, feeRecipientAddress] = accounts);
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erc20Wrapper = new ERC20Wrapper(deployer, provider, usedAddresses, owner);
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[erc20TokenA, erc20TokenB, zrxToken] = await erc20Wrapper.deployDummyTokensAsync();
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erc20Proxy = await erc20Wrapper.deployProxyAsync();
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await erc20Wrapper.setBalancesAndAllowancesAsync();
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const exchangeInstance = await deployer.deployAsync(ContractName.Exchange, [
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assetProxyUtils.encodeERC20ProxyData(zrxToken.address),
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]);
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exchange = new ExchangeContract(exchangeInstance.abi, exchangeInstance.address, provider);
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zeroEx = new ZeroEx(provider, {
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exchangeContractAddress: exchange.address,
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networkId: constants.TESTRPC_NETWORK_ID,
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});
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exchangeWrapper = new ExchangeWrapper(exchange, zeroEx);
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await exchangeWrapper.registerAssetProxyAsync(AssetProxyId.ERC20, erc20Proxy.address, owner);
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await erc20Proxy.addAuthorizedAddress.sendTransactionAsync(exchange.address, { from: owner });
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defaultMakerTokenAddress = erc20TokenA.address;
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defaultTakerTokenAddress = erc20TokenB.address;
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const defaultOrderParams = {
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...constants.STATIC_ORDER_PARAMS,
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senderAddress,
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exchangeAddress: exchange.address,
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makerAddress,
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feeRecipientAddress,
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makerAssetData: assetProxyUtils.encodeERC20ProxyData(defaultMakerTokenAddress),
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takerAssetData: assetProxyUtils.encodeERC20ProxyData(defaultTakerTokenAddress),
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};
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const makerPrivateKey = constants.TESTRPC_PRIVATE_KEYS[accounts.indexOf(makerAddress)];
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const takerPrivateKey = constants.TESTRPC_PRIVATE_KEYS[accounts.indexOf(takerAddress)];
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orderFactory = new OrderFactory(makerPrivateKey, defaultOrderParams);
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transactionFactory = new TransactionFactory(takerPrivateKey, exchange.address);
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});
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beforeEach(async () => {
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await blockchainLifecycle.startAsync();
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});
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afterEach(async () => {
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await blockchainLifecycle.revertAsync();
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});
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describe('executeTransaction', () => {
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describe('fillOrder', () => {
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beforeEach(async () => {
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erc20Balances = await erc20Wrapper.getBalancesAsync();
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signedOrder = orderFactory.newSignedOrder();
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order = orderUtils.getOrderStruct(signedOrder);
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});
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it('should transfer the correct amounts when signed by taker and called by sender', async () => {
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const takerAssetFillAmount = signedOrder.takerAssetAmount.div(2);
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const data = exchange.fillOrder.getABIEncodedTransactionData(
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order,
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takerAssetFillAmount,
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signedOrder.signature,
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);
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const signedTx = transactionFactory.newSignedTransaction(data);
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const res = await exchangeWrapper.executeTransactionAsync(signedTx, senderAddress);
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const newBalances = await erc20Wrapper.getBalancesAsync();
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const makerAssetFillAmount = takerAssetFillAmount
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.times(signedOrder.makerAssetAmount)
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.dividedToIntegerBy(signedOrder.takerAssetAmount);
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const makerFeePaid = signedOrder.makerFee
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.times(makerAssetFillAmount)
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.dividedToIntegerBy(signedOrder.makerAssetAmount);
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const takerFeePaid = signedOrder.takerFee
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.times(makerAssetFillAmount)
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.dividedToIntegerBy(signedOrder.makerAssetAmount);
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expect(newBalances[makerAddress][defaultMakerTokenAddress]).to.be.bignumber.equal(
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erc20Balances[makerAddress][defaultMakerTokenAddress].minus(makerAssetFillAmount),
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);
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expect(newBalances[makerAddress][defaultTakerTokenAddress]).to.be.bignumber.equal(
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erc20Balances[makerAddress][defaultTakerTokenAddress].add(takerAssetFillAmount),
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);
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expect(newBalances[makerAddress][zrxToken.address]).to.be.bignumber.equal(
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erc20Balances[makerAddress][zrxToken.address].minus(makerFeePaid),
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);
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expect(newBalances[takerAddress][defaultTakerTokenAddress]).to.be.bignumber.equal(
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erc20Balances[takerAddress][defaultTakerTokenAddress].minus(takerAssetFillAmount),
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);
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expect(newBalances[takerAddress][defaultMakerTokenAddress]).to.be.bignumber.equal(
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erc20Balances[takerAddress][defaultMakerTokenAddress].add(makerAssetFillAmount),
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);
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expect(newBalances[takerAddress][zrxToken.address]).to.be.bignumber.equal(
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erc20Balances[takerAddress][zrxToken.address].minus(takerFeePaid),
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);
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expect(newBalances[feeRecipientAddress][zrxToken.address]).to.be.bignumber.equal(
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erc20Balances[feeRecipientAddress][zrxToken.address].add(makerFeePaid.add(takerFeePaid)),
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);
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});
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});
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});
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});
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