935 lines
53 KiB
TypeScript
935 lines
53 KiB
TypeScript
import { BlockchainLifecycle } from '@0xproject/dev-utils';
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import { assetDataUtils } from '@0xproject/order-utils';
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import { RevertReason, SignedOrder } from '@0xproject/types';
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import { BigNumber } from '@0xproject/utils';
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import { Web3Wrapper } from '@0xproject/web3-wrapper';
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import * as chai from 'chai';
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import { TransactionReceiptWithDecodedLogs } from 'ethereum-types';
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import { DummyERC20TokenContract } from '../../generated_contract_wrappers/dummy_erc20_token';
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import { DummyERC721TokenContract } from '../../generated_contract_wrappers/dummy_erc721_token';
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import { ExchangeContract } from '../../generated_contract_wrappers/exchange';
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import { ForwarderContract } from '../../generated_contract_wrappers/forwarder';
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import { WETH9Contract } from '../../generated_contract_wrappers/weth9';
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import { artifacts } from '../utils/artifacts';
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import { expectTransactionFailedAsync } from '../utils/assertions';
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import { chaiSetup } from '../utils/chai_setup';
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import { constants } from '../utils/constants';
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import { ERC20Wrapper } from '../utils/erc20_wrapper';
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import { ERC721Wrapper } from '../utils/erc721_wrapper';
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import { ExchangeWrapper } from '../utils/exchange_wrapper';
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import { ForwarderWrapper } from '../utils/forwarder_wrapper';
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import { OrderFactory } from '../utils/order_factory';
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import { ContractName, ERC20BalancesByOwner } from '../utils/types';
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import { provider, txDefaults, 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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const DECIMALS_DEFAULT = 18;
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describe(ContractName.Forwarder, () => {
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let makerAddress: string;
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let owner: string;
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let takerAddress: string;
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let feeRecipientAddress: string;
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let otherAddress: string;
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let defaultMakerAssetAddress: string;
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let weth: DummyERC20TokenContract;
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let zrxToken: DummyERC20TokenContract;
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let erc721Token: DummyERC721TokenContract;
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let forwarderContract: ForwarderContract;
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let wethContract: WETH9Contract;
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let forwarderWrapper: ForwarderWrapper;
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let exchangeWrapper: ExchangeWrapper;
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let orderWithoutFee: SignedOrder;
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let ordersWithoutFee: SignedOrder[];
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let orderWithFee: SignedOrder;
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let ordersWithFee: SignedOrder[];
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let feeOrder: SignedOrder;
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let feeOrders: SignedOrder[];
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let orderFactory: OrderFactory;
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let erc20Wrapper: ERC20Wrapper;
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let erc20Balances: ERC20BalancesByOwner;
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let tx: TransactionReceiptWithDecodedLogs;
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let erc721MakerAssetIds: BigNumber[];
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let takerEthBalanceBefore: BigNumber;
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let feePercentage: BigNumber;
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let gasPrice: BigNumber;
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const MAX_WETH_FILL_PERCENTAGE = 95;
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before(async () => {
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await blockchainLifecycle.startAsync();
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const accounts = await web3Wrapper.getAvailableAddressesAsync();
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const usedAddresses = ([owner, makerAddress, takerAddress, feeRecipientAddress, otherAddress] = accounts);
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const txHash = await web3Wrapper.sendTransactionAsync({ from: accounts[0], to: accounts[0], value: 0 });
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const transaction = await web3Wrapper.getTransactionByHashAsync(txHash);
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gasPrice = new BigNumber(transaction.gasPrice);
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const erc721Wrapper = new ERC721Wrapper(provider, usedAddresses, owner);
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erc20Wrapper = new ERC20Wrapper(provider, usedAddresses, owner);
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const numDummyErc20ToDeploy = 3;
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let erc20TokenA;
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[erc20TokenA, zrxToken] = await erc20Wrapper.deployDummyTokensAsync(
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numDummyErc20ToDeploy,
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constants.DUMMY_TOKEN_DECIMALS,
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);
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const erc20Proxy = await erc20Wrapper.deployProxyAsync();
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await erc20Wrapper.setBalancesAndAllowancesAsync();
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[erc721Token] = await erc721Wrapper.deployDummyTokensAsync();
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const erc721Proxy = await erc721Wrapper.deployProxyAsync();
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await erc721Wrapper.setBalancesAndAllowancesAsync();
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const erc721Balances = await erc721Wrapper.getBalancesAsync();
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erc721MakerAssetIds = erc721Balances[makerAddress][erc721Token.address];
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wethContract = await WETH9Contract.deployFrom0xArtifactAsync(artifacts.EtherToken, provider, txDefaults);
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weth = new DummyERC20TokenContract(wethContract.abi, wethContract.address, provider);
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erc20Wrapper.addDummyTokenContract(weth);
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const wethAssetData = assetDataUtils.encodeERC20AssetData(wethContract.address);
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const zrxAssetData = assetDataUtils.encodeERC20AssetData(zrxToken.address);
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const exchangeInstance = await ExchangeContract.deployFrom0xArtifactAsync(
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artifacts.Exchange,
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provider,
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txDefaults,
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zrxAssetData,
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);
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const exchangeContract = new ExchangeContract(exchangeInstance.abi, exchangeInstance.address, provider);
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exchangeWrapper = new ExchangeWrapper(exchangeContract, provider);
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await exchangeWrapper.registerAssetProxyAsync(erc20Proxy.address, owner);
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await exchangeWrapper.registerAssetProxyAsync(erc721Proxy.address, owner);
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await erc20Proxy.addAuthorizedAddress.sendTransactionAsync(exchangeInstance.address, {
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from: owner,
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});
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await erc721Proxy.addAuthorizedAddress.sendTransactionAsync(exchangeInstance.address, {
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from: owner,
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});
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defaultMakerAssetAddress = erc20TokenA.address;
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const defaultTakerAssetAddress = wethContract.address;
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const defaultOrderParams = {
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exchangeAddress: exchangeInstance.address,
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makerAddress,
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feeRecipientAddress,
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makerAssetData: assetDataUtils.encodeERC20AssetData(defaultMakerAssetAddress),
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takerAssetData: assetDataUtils.encodeERC20AssetData(defaultTakerAssetAddress),
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makerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(200), DECIMALS_DEFAULT),
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takerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(10), DECIMALS_DEFAULT),
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makerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(1), DECIMALS_DEFAULT),
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takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(0), DECIMALS_DEFAULT),
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};
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const privateKey = constants.TESTRPC_PRIVATE_KEYS[accounts.indexOf(makerAddress)];
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orderFactory = new OrderFactory(privateKey, defaultOrderParams);
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const forwarderInstance = await ForwarderContract.deployFrom0xArtifactAsync(
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artifacts.Forwarder,
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provider,
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txDefaults,
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exchangeInstance.address,
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wethContract.address,
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zrxToken.address,
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zrxAssetData,
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wethAssetData,
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);
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forwarderContract = new ForwarderContract(forwarderInstance.abi, forwarderInstance.address, provider);
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forwarderWrapper = new ForwarderWrapper(forwarderContract, provider);
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const zrxDepositAmount = Web3Wrapper.toBaseUnitAmount(new BigNumber(10000), 18);
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await web3Wrapper.awaitTransactionSuccessAsync(
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await zrxToken.transfer.sendTransactionAsync(forwarderContract.address, zrxDepositAmount),
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);
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erc20Wrapper.addTokenOwnerAddress(forwarderInstance.address);
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});
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after(async () => {
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await blockchainLifecycle.revertAsync();
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});
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beforeEach(async () => {
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await blockchainLifecycle.startAsync();
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erc20Balances = await erc20Wrapper.getBalancesAsync();
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takerEthBalanceBefore = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
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orderWithoutFee = await orderFactory.newSignedOrderAsync();
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feeOrder = await orderFactory.newSignedOrderAsync({
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makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
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takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(1), DECIMALS_DEFAULT),
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});
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orderWithFee = await orderFactory.newSignedOrderAsync({
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takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(1), DECIMALS_DEFAULT),
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});
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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('marketSellOrdersWithEth without extra fees', () => {
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it('should fill the order', async () => {
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ordersWithoutFee = [orderWithoutFee];
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feeOrders = [];
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const ethValue = orderWithoutFee.takerAssetAmount.dividedToIntegerBy(2);
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tx = await forwarderWrapper.marketSellOrdersWithEthAsync(ordersWithoutFee, feeOrders, {
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value: ethValue,
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from: takerAddress,
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});
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const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
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const forwarderEthBalance = await web3Wrapper.getBalanceInWeiAsync(forwarderContract.address);
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const newBalances = await erc20Wrapper.getBalancesAsync();
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const primaryTakerAssetFillAmount = ForwarderWrapper.getPercentageOfValue(
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ethValue,
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MAX_WETH_FILL_PERCENTAGE,
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);
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const makerAssetFillAmount = primaryTakerAssetFillAmount
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.times(orderWithoutFee.makerAssetAmount)
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.dividedToIntegerBy(orderWithoutFee.takerAssetAmount);
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const totalEthSpent = primaryTakerAssetFillAmount.plus(gasPrice.times(tx.gasUsed));
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expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
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expect(newBalances[makerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
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erc20Balances[makerAddress][defaultMakerAssetAddress].minus(makerAssetFillAmount),
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);
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expect(newBalances[takerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
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erc20Balances[takerAddress][defaultMakerAssetAddress].plus(makerAssetFillAmount),
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);
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expect(newBalances[makerAddress][weth.address]).to.be.bignumber.equal(
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erc20Balances[makerAddress][weth.address].plus(primaryTakerAssetFillAmount),
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);
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expect(newBalances[forwarderContract.address][weth.address]).to.be.bignumber.equal(constants.ZERO_AMOUNT);
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expect(newBalances[forwarderContract.address][defaultMakerAssetAddress]).to.be.bignumber.equal(
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constants.ZERO_AMOUNT,
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);
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expect(forwarderEthBalance).to.be.bignumber.equal(constants.ZERO_AMOUNT);
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});
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it('should fill the order and pay ZRX fees from feeOrders', async () => {
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ordersWithFee = [orderWithFee];
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feeOrders = [feeOrder];
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const ethValue = orderWithFee.takerAssetAmount.dividedToIntegerBy(2);
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tx = await forwarderWrapper.marketSellOrdersWithEthAsync(ordersWithFee, feeOrders, {
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value: ethValue,
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from: takerAddress,
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});
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const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
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const forwarderEthBalance = await web3Wrapper.getBalanceInWeiAsync(forwarderContract.address);
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const newBalances = await erc20Wrapper.getBalancesAsync();
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const primaryTakerAssetFillAmount = ForwarderWrapper.getPercentageOfValue(
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ethValue,
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MAX_WETH_FILL_PERCENTAGE,
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);
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const makerAssetFillAmount = primaryTakerAssetFillAmount
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.times(orderWithoutFee.makerAssetAmount)
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.dividedToIntegerBy(orderWithoutFee.takerAssetAmount);
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const feeAmount = ForwarderWrapper.getPercentageOfValue(
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orderWithFee.takerFee.dividedToIntegerBy(2),
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MAX_WETH_FILL_PERCENTAGE,
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);
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const wethSpentOnFeeOrders = ForwarderWrapper.getWethForFeeOrders(feeAmount, feeOrders);
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const totalEthSpent = primaryTakerAssetFillAmount
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.plus(wethSpentOnFeeOrders)
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.plus(gasPrice.times(tx.gasUsed));
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expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
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expect(newBalances[makerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
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erc20Balances[makerAddress][defaultMakerAssetAddress].minus(makerAssetFillAmount),
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);
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expect(newBalances[takerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
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erc20Balances[takerAddress][defaultMakerAssetAddress].plus(makerAssetFillAmount),
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);
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expect(newBalances[makerAddress][weth.address]).to.be.bignumber.equal(
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erc20Balances[makerAddress][weth.address].plus(primaryTakerAssetFillAmount).plus(wethSpentOnFeeOrders),
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);
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expect(newBalances[forwarderContract.address][weth.address]).to.be.bignumber.equal(constants.ZERO_AMOUNT);
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expect(newBalances[forwarderContract.address][defaultMakerAssetAddress]).to.be.bignumber.equal(
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constants.ZERO_AMOUNT,
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);
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expect(forwarderEthBalance).to.be.bignumber.equal(constants.ZERO_AMOUNT);
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});
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it('should fill the order when token is ZRX with fees', async () => {
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orderWithFee = await orderFactory.newSignedOrderAsync({
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makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
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takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(1), DECIMALS_DEFAULT),
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});
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ordersWithFee = [orderWithFee];
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feeOrders = [];
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const ethValue = orderWithFee.takerAssetAmount.dividedToIntegerBy(2);
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tx = await forwarderWrapper.marketSellOrdersWithEthAsync(ordersWithFee, feeOrders, {
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value: ethValue,
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from: takerAddress,
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});
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const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
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const forwarderEthBalance = await web3Wrapper.getBalanceInWeiAsync(forwarderContract.address);
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const newBalances = await erc20Wrapper.getBalancesAsync();
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const makerAssetFillAmount = orderWithFee.makerAssetAmount.dividedToIntegerBy(2);
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const totalEthSpent = ethValue.plus(gasPrice.times(tx.gasUsed));
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const takerFeePaid = orderWithFee.takerFee.dividedToIntegerBy(2);
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const makerFeePaid = orderWithFee.makerFee.dividedToIntegerBy(2);
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expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
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expect(newBalances[makerAddress][zrxToken.address]).to.be.bignumber.equal(
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erc20Balances[makerAddress][zrxToken.address].minus(makerAssetFillAmount).minus(makerFeePaid),
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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].plus(makerAssetFillAmount).minus(takerFeePaid),
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);
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expect(newBalances[makerAddress][weth.address]).to.be.bignumber.equal(
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erc20Balances[makerAddress][weth.address].plus(ethValue),
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);
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expect(newBalances[forwarderContract.address][weth.address]).to.be.bignumber.equal(constants.ZERO_AMOUNT);
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expect(newBalances[forwarderContract.address][zrxToken.address]).to.be.bignumber.equal(
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erc20Balances[forwarderContract.address][zrxToken.address],
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);
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expect(forwarderEthBalance).to.be.bignumber.equal(constants.ZERO_AMOUNT);
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});
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it('should refund remaining ETH if amount is greater than takerAssetAmount', async () => {
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ordersWithoutFee = [orderWithoutFee];
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const ethValue = orderWithoutFee.takerAssetAmount.times(2);
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tx = await forwarderWrapper.marketSellOrdersWithEthAsync(ordersWithoutFee, feeOrders, {
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value: ethValue,
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from: takerAddress,
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});
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const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
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const totalEthSpent = orderWithoutFee.takerAssetAmount.plus(gasPrice.times(tx.gasUsed));
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expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
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});
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it('should revert if ZRX cannot be fully repurchased', async () => {
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orderWithFee = await orderFactory.newSignedOrderAsync({
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takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(50), DECIMALS_DEFAULT),
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});
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ordersWithFee = [orderWithFee];
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feeOrder = await orderFactory.newSignedOrderAsync({
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makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
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makerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(1), DECIMALS_DEFAULT),
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});
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feeOrders = [feeOrder];
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const ethValue = orderWithFee.takerAssetAmount;
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return expectTransactionFailedAsync(
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forwarderWrapper.marketSellOrdersWithEthAsync(ordersWithFee, feeOrders, {
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value: ethValue,
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from: takerAddress,
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}),
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RevertReason.CompleteFillFailed,
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);
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});
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it('should not fill orders with different makerAssetData than the first order', async () => {
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const makerAssetId = erc721MakerAssetIds[0];
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const erc721SignedOrder = await orderFactory.newSignedOrderAsync({
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makerAssetAmount: new BigNumber(1),
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makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId),
|
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});
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const erc20SignedOrder = await orderFactory.newSignedOrderAsync();
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ordersWithoutFee = [erc20SignedOrder, erc721SignedOrder];
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const ethValue = erc20SignedOrder.takerAssetAmount.plus(erc721SignedOrder.takerAssetAmount);
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tx = await forwarderWrapper.marketSellOrdersWithEthAsync(ordersWithoutFee, feeOrders, {
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value: ethValue,
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from: takerAddress,
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});
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const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
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const totalEthSpent = erc20SignedOrder.takerAssetAmount.plus(gasPrice.times(tx.gasUsed));
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expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
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});
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});
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|
describe('marketSellOrdersWithEth with extra fees', () => {
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it('should fill the order and send fee to feeRecipient', async () => {
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ordersWithoutFee = [orderWithoutFee];
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feeOrders = [];
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const ethValue = orderWithoutFee.takerAssetAmount.div(2);
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|
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const baseFeePercentage = 2;
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feePercentage = ForwarderWrapper.getPercentageOfValue(constants.PERCENTAGE_DENOMINATOR, baseFeePercentage);
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const feeRecipientEthBalanceBefore = await web3Wrapper.getBalanceInWeiAsync(feeRecipientAddress);
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tx = await forwarderWrapper.marketSellOrdersWithEthAsync(
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ordersWithoutFee,
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feeOrders,
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{
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value: ethValue,
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from: takerAddress,
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},
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{ feePercentage, feeRecipient: feeRecipientAddress },
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);
|
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const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
const feeRecipientEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(feeRecipientAddress);
|
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const forwarderEthBalance = await web3Wrapper.getBalanceInWeiAsync(forwarderContract.address);
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|
const newBalances = await erc20Wrapper.getBalancesAsync();
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const primaryTakerAssetFillAmount = ForwarderWrapper.getPercentageOfValue(
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ethValue,
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MAX_WETH_FILL_PERCENTAGE,
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);
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const makerAssetFillAmount = primaryTakerAssetFillAmount
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.times(orderWithoutFee.makerAssetAmount)
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.dividedToIntegerBy(orderWithoutFee.takerAssetAmount);
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const ethSpentOnFee = ForwarderWrapper.getPercentageOfValue(primaryTakerAssetFillAmount, baseFeePercentage);
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const totalEthSpent = primaryTakerAssetFillAmount.plus(ethSpentOnFee).plus(gasPrice.times(tx.gasUsed));
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expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
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expect(newBalances[makerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
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erc20Balances[makerAddress][defaultMakerAssetAddress].minus(makerAssetFillAmount),
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);
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expect(newBalances[takerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
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erc20Balances[takerAddress][defaultMakerAssetAddress].plus(makerAssetFillAmount),
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);
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expect(newBalances[makerAddress][weth.address]).to.be.bignumber.equal(
|
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erc20Balances[makerAddress][weth.address].plus(primaryTakerAssetFillAmount),
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);
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expect(newBalances[forwarderContract.address][weth.address]).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
expect(newBalances[forwarderContract.address][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
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constants.ZERO_AMOUNT,
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);
|
|
expect(feeRecipientEthBalanceAfter).to.be.bignumber.equal(feeRecipientEthBalanceBefore.plus(ethSpentOnFee));
|
|
expect(forwarderEthBalance).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
});
|
|
it('should fail if the fee is set too high', async () => {
|
|
const feeRecipientEthBalanceBefore = await web3Wrapper.getBalanceInWeiAsync(feeRecipientAddress);
|
|
const ethValue = orderWithoutFee.takerAssetAmount.div(2);
|
|
const baseFeePercentage = 6;
|
|
feePercentage = ForwarderWrapper.getPercentageOfValue(ethValue, baseFeePercentage);
|
|
feeOrders = [];
|
|
await expectTransactionFailedAsync(
|
|
forwarderWrapper.marketSellOrdersWithEthAsync(
|
|
ordersWithoutFee,
|
|
feeOrders,
|
|
{ from: takerAddress, value: ethValue, gasPrice },
|
|
{ feePercentage, feeRecipient: feeRecipientAddress },
|
|
),
|
|
RevertReason.FeePercentageTooLarge,
|
|
);
|
|
const feeRecipientEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(feeRecipientAddress);
|
|
expect(feeRecipientEthBalanceAfter).to.be.bignumber.equal(feeRecipientEthBalanceBefore);
|
|
});
|
|
});
|
|
describe('marketBuyOrdersWithEth without extra fees', () => {
|
|
it('should buy the exact amount of assets', async () => {
|
|
ordersWithoutFee = [orderWithoutFee];
|
|
feeOrders = [];
|
|
const makerAssetFillAmount = orderWithoutFee.makerAssetAmount.dividedToIntegerBy(2);
|
|
const ethValue = orderWithoutFee.takerAssetAmount.dividedToIntegerBy(2);
|
|
|
|
tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(ordersWithoutFee, feeOrders, makerAssetFillAmount, {
|
|
value: ethValue,
|
|
from: takerAddress,
|
|
});
|
|
const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
const forwarderEthBalance = await web3Wrapper.getBalanceInWeiAsync(forwarderContract.address);
|
|
const newBalances = await erc20Wrapper.getBalancesAsync();
|
|
|
|
const primaryTakerAssetFillAmount = ethValue;
|
|
const totalEthSpent = primaryTakerAssetFillAmount.plus(gasPrice.times(tx.gasUsed));
|
|
|
|
expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
|
|
expect(newBalances[makerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
erc20Balances[makerAddress][defaultMakerAssetAddress].minus(makerAssetFillAmount),
|
|
);
|
|
expect(newBalances[takerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
erc20Balances[takerAddress][defaultMakerAssetAddress].plus(makerAssetFillAmount),
|
|
);
|
|
expect(newBalances[makerAddress][weth.address]).to.be.bignumber.equal(
|
|
erc20Balances[makerAddress][weth.address].plus(primaryTakerAssetFillAmount),
|
|
);
|
|
expect(newBalances[forwarderContract.address][weth.address]).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
expect(newBalances[forwarderContract.address][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
expect(forwarderEthBalance).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
});
|
|
it('should buy the exact amount of assets and return excess ETH', async () => {
|
|
ordersWithoutFee = [orderWithoutFee];
|
|
feeOrders = [];
|
|
const makerAssetFillAmount = orderWithoutFee.makerAssetAmount.dividedToIntegerBy(2);
|
|
const ethValue = orderWithoutFee.takerAssetAmount;
|
|
|
|
tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(ordersWithoutFee, feeOrders, makerAssetFillAmount, {
|
|
value: ethValue,
|
|
from: takerAddress,
|
|
});
|
|
const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
const forwarderEthBalance = await web3Wrapper.getBalanceInWeiAsync(forwarderContract.address);
|
|
const newBalances = await erc20Wrapper.getBalancesAsync();
|
|
|
|
const primaryTakerAssetFillAmount = ethValue.dividedToIntegerBy(2);
|
|
const totalEthSpent = primaryTakerAssetFillAmount.plus(gasPrice.times(tx.gasUsed));
|
|
|
|
expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
|
|
expect(newBalances[makerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
erc20Balances[makerAddress][defaultMakerAssetAddress].minus(makerAssetFillAmount),
|
|
);
|
|
expect(newBalances[takerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
erc20Balances[takerAddress][defaultMakerAssetAddress].plus(makerAssetFillAmount),
|
|
);
|
|
expect(newBalances[makerAddress][weth.address]).to.be.bignumber.equal(
|
|
erc20Balances[makerAddress][weth.address].plus(primaryTakerAssetFillAmount),
|
|
);
|
|
expect(newBalances[forwarderContract.address][weth.address]).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
expect(newBalances[forwarderContract.address][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
expect(forwarderEthBalance).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
});
|
|
it('should buy the exact amount of assets with fee abstraction', async () => {
|
|
ordersWithFee = [orderWithFee];
|
|
feeOrders = [feeOrder];
|
|
const makerAssetFillAmount = orderWithFee.makerAssetAmount.dividedToIntegerBy(2);
|
|
const ethValue = orderWithoutFee.takerAssetAmount;
|
|
|
|
tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(ordersWithFee, feeOrders, makerAssetFillAmount, {
|
|
value: ethValue,
|
|
from: takerAddress,
|
|
});
|
|
const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
const forwarderEthBalance = await web3Wrapper.getBalanceInWeiAsync(forwarderContract.address);
|
|
const newBalances = await erc20Wrapper.getBalancesAsync();
|
|
|
|
const primaryTakerAssetFillAmount = orderWithFee.takerAssetAmount.dividedToIntegerBy(2);
|
|
const feeAmount = orderWithFee.takerFee.dividedToIntegerBy(2);
|
|
const wethSpentOnFeeOrders = ForwarderWrapper.getWethForFeeOrders(feeAmount, feeOrders);
|
|
const totalEthSpent = primaryTakerAssetFillAmount
|
|
.plus(wethSpentOnFeeOrders)
|
|
.plus(gasPrice.times(tx.gasUsed));
|
|
|
|
expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
|
|
expect(newBalances[makerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
erc20Balances[makerAddress][defaultMakerAssetAddress].minus(makerAssetFillAmount),
|
|
);
|
|
expect(newBalances[takerAddress][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
erc20Balances[takerAddress][defaultMakerAssetAddress].plus(makerAssetFillAmount),
|
|
);
|
|
expect(newBalances[makerAddress][weth.address]).to.be.bignumber.equal(
|
|
erc20Balances[makerAddress][weth.address].plus(primaryTakerAssetFillAmount).plus(wethSpentOnFeeOrders),
|
|
);
|
|
expect(newBalances[forwarderContract.address][weth.address]).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
expect(newBalances[forwarderContract.address][defaultMakerAssetAddress]).to.be.bignumber.equal(
|
|
constants.ZERO_AMOUNT,
|
|
);
|
|
expect(forwarderEthBalance).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
});
|
|
it('should buy the exact amount of assets when buying ZRX with fee abstraction', async () => {
|
|
orderWithFee = await orderFactory.newSignedOrderAsync({
|
|
makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
|
|
takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(1), DECIMALS_DEFAULT),
|
|
});
|
|
ordersWithFee = [orderWithFee];
|
|
feeOrders = [];
|
|
const makerAssetFillAmount = orderWithFee.makerAssetAmount.dividedToIntegerBy(2);
|
|
const ethValue = orderWithFee.takerAssetAmount;
|
|
tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(ordersWithFee, feeOrders, makerAssetFillAmount, {
|
|
value: ethValue,
|
|
from: takerAddress,
|
|
});
|
|
const takerEthBalanceAfter = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
const forwarderEthBalance = await web3Wrapper.getBalanceInWeiAsync(forwarderContract.address);
|
|
const newBalances = await erc20Wrapper.getBalancesAsync();
|
|
|
|
const primaryTakerAssetFillAmount = ForwarderWrapper.getWethForFeeOrders(
|
|
makerAssetFillAmount,
|
|
ordersWithFee,
|
|
);
|
|
const totalEthSpent = primaryTakerAssetFillAmount.plus(gasPrice.times(tx.gasUsed));
|
|
const makerAssetFilledAmount = orderWithFee.makerAssetAmount
|
|
.times(primaryTakerAssetFillAmount)
|
|
.dividedToIntegerBy(orderWithFee.takerAssetAmount);
|
|
const takerFeePaid = orderWithFee.takerFee
|
|
.times(primaryTakerAssetFillAmount)
|
|
.dividedToIntegerBy(orderWithFee.takerAssetAmount);
|
|
const makerFeePaid = orderWithFee.makerFee
|
|
.times(primaryTakerAssetFillAmount)
|
|
.dividedToIntegerBy(orderWithFee.takerAssetAmount);
|
|
|
|
expect(takerEthBalanceAfter).to.be.bignumber.equal(takerEthBalanceBefore.minus(totalEthSpent));
|
|
expect(newBalances[makerAddress][zrxToken.address]).to.be.bignumber.equal(
|
|
erc20Balances[makerAddress][zrxToken.address].minus(makerAssetFilledAmount).minus(makerFeePaid),
|
|
);
|
|
expect(newBalances[takerAddress][zrxToken.address]).to.be.bignumber.equal(
|
|
erc20Balances[takerAddress][zrxToken.address].plus(makerAssetFilledAmount).minus(takerFeePaid),
|
|
);
|
|
expect(newBalances[makerAddress][weth.address]).to.be.bignumber.equal(
|
|
erc20Balances[makerAddress][weth.address].plus(primaryTakerAssetFillAmount),
|
|
);
|
|
expect(newBalances[forwarderContract.address][weth.address]).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
expect(newBalances[forwarderContract.address][zrxToken.address]).to.be.bignumber.equal(
|
|
erc20Balances[forwarderContract.address][zrxToken.address],
|
|
);
|
|
expect(forwarderEthBalance).to.be.bignumber.equal(constants.ZERO_AMOUNT);
|
|
});
|
|
// it('throws if fees are higher than 5% when buying zrx', async () => {
|
|
// const highFeeZRXOrder = orderFactory.newSignedOrder({
|
|
// makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
|
|
// makerAssetAmount: orderWithoutFee.makerAssetAmount,
|
|
// takerFee: orderWithoutFee.makerAssetAmount.times(0.06),
|
|
// });
|
|
// ordersWithFee = [highFeeZRXOrder];
|
|
// feeOrders = [];
|
|
// const makerAssetAmount = orderWithoutFee.makerAssetAmount.div(2);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// ordersWithFee,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// makerAssetAmount,
|
|
// );
|
|
// return expectTransactionFailedAsync(
|
|
// forwarderWrapper.marketBuyOrdersWithEthAsync(ordersWithFee, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// }),
|
|
// RevertReason.UnacceptableThreshold,
|
|
// );
|
|
// });
|
|
// it('throws if fees are higher than 5% when buying erc20', async () => {
|
|
// const highFeeERC20Order = orderFactory.newSignedOrder({
|
|
// takerFee: orderWithoutFee.makerAssetAmount.times(0.06),
|
|
// });
|
|
// ordersWithFee = [highFeeERC20Order];
|
|
// feeOrders = [feeOrder];
|
|
// const makerAssetAmount = orderWithoutFee.makerAssetAmount.div(2);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// ordersWithFee,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// makerAssetAmount,
|
|
// );
|
|
// return expectTransactionFailedAsync(
|
|
// forwarderWrapper.marketBuyOrdersWithEthAsync(ordersWithFee, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// }),
|
|
// RevertReason.UnacceptableThreshold as any,
|
|
// );
|
|
// });
|
|
// it('throws if makerAssetAmount is 0', async () => {
|
|
// const makerAssetAmount = new BigNumber(0);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// ordersWithFee,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// makerAssetAmount,
|
|
// );
|
|
// return expectTransactionFailedAsync(
|
|
// forwarderWrapper.marketBuyOrdersWithEthAsync(ordersWithFee, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// }),
|
|
// RevertReason.ValueGreaterThanZero as any,
|
|
// );
|
|
// });
|
|
// it('throws if the amount of ETH sent in is less than the takerAssetFilledAmount', async () => {
|
|
// const makerAssetAmount = orderWithoutFee.makerAssetAmount;
|
|
// const primaryTakerAssetFillAmount = orderWithoutFee.takerAssetAmount.div(2);
|
|
// const zero = new BigNumber(0);
|
|
// // Deposit enough taker balance to fill the order
|
|
// const wethDepositTxHash = await wethContract.deposit.sendTransactionAsync({
|
|
// from: takerAddress,
|
|
// value: orderWithoutFee.takerAssetAmount,
|
|
// });
|
|
// await web3Wrapper.awaitTransactionSuccessAsync(wethDepositTxHash);
|
|
// // Transfer all of this WETH to the forwarding contract
|
|
// const wethTransferTxHash = await wethContract.transfer.sendTransactionAsync(
|
|
// forwarderContract.address,
|
|
// orderWithoutFee.takerAssetAmount,
|
|
// { from: takerAddress },
|
|
// );
|
|
// await web3Wrapper.awaitTransactionSuccessAsync(wethTransferTxHash);
|
|
// // We use the contract directly to get around wrapper validations and calculations
|
|
// const formattedOrders = formatters.createMarketSellOrders(signedOrders, zero);
|
|
// const formattedFeeOrders = formatters.createMarketSellOrders(feeOrders, zero);
|
|
// return expectTransactionFailedAsync(
|
|
// forwarderContract.marketBuyOrdersWithEth.sendTransactionAsync(
|
|
// formattedOrders.orders,
|
|
// formattedOrders.signatures,
|
|
// formattedFeeOrders.orders,
|
|
// formattedFeeOrders.signatures,
|
|
// makerAssetAmount,
|
|
// zero,
|
|
// constants.NULL_ADDRESS,
|
|
// { value: primaryTakerAssetFillAmount, from: takerAddress },
|
|
// ),
|
|
// RevertReason.InvalidMsgValue,
|
|
// );
|
|
// });
|
|
});
|
|
// describe('marketBuyOrdersWithEth - ERC721', async () => {
|
|
// it('buys ERC721 assets', async () => {
|
|
// const makerAssetId = erc721MakerAssetIds[0];
|
|
// orderWithoutFee = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: new BigNumber(1),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId),
|
|
// });
|
|
// feeOrders = [];
|
|
// signedOrders = [orderWithoutFee];
|
|
// const makerAssetAmount = new BigNumber(signedOrders.length);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// makerAssetAmount,
|
|
// );
|
|
// tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(signedOrders, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// });
|
|
// const newOwnerTakerAsset = await erc721Token.ownerOf.callAsync(makerAssetId);
|
|
// expect(newOwnerTakerAsset).to.be.bignumber.equal(takerAddress);
|
|
// });
|
|
// it('buys ERC721 assets with fee abstraction', async () => {
|
|
// const makerAssetId = erc721MakerAssetIds[0];
|
|
// orderWithoutFee = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: new BigNumber(1),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(1), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId),
|
|
// });
|
|
// signedOrders = [orderWithoutFee];
|
|
// const makerAssetAmount = new BigNumber(signedOrders.length);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// makerAssetAmount,
|
|
// );
|
|
// tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(signedOrders, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// });
|
|
// const newOwnerTakerAsset = await erc721Token.ownerOf.callAsync(makerAssetId);
|
|
// expect(newOwnerTakerAsset).to.be.bignumber.equal(takerAddress);
|
|
// });
|
|
// it('buys ERC721 assets with fee abstraction and pays fee to fee recipient', async () => {
|
|
// const makerAssetId = erc721MakerAssetIds[0];
|
|
// orderWithoutFee = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: new BigNumber(1),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(1), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId),
|
|
// });
|
|
// signedOrders = [orderWithoutFee];
|
|
// feePercentage = 100;
|
|
// const initTakerBalanceWei = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
// const initFeeRecipientBalanceWei = await web3Wrapper.getBalanceInWeiAsync(feeRecipientAddress);
|
|
// const makerAssetAmount = new BigNumber(signedOrders.length);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// makerAssetAmount,
|
|
// );
|
|
// tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// makerAssetAmount,
|
|
// {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// gasPrice: gasPrice,
|
|
// },
|
|
// {
|
|
// feePercentage,
|
|
// feeRecipient: feeRecipientAddress,
|
|
// },
|
|
// );
|
|
// const afterFeeRecipientEthBalance = await web3Wrapper.getBalanceInWeiAsync(feeRecipientAddress);
|
|
// const afterTakerBalanceWei = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
// const takerFilledAmount = initTakerBalanceWei.minus(afterTakerBalanceWei).plus(tx.gasUsed);
|
|
// const newOwnerTakerAsset = await erc721Token.ownerOf.callAsync(makerAssetId);
|
|
// expect(newOwnerTakerAsset).to.be.bignumber.equal(takerAddress);
|
|
// const balanceDiff = afterFeeRecipientEthBalance.minus(initFeeRecipientBalanceWei);
|
|
// expect(takerFilledAmount.dividedToIntegerBy(balanceDiff)).to.be.bignumber.equal(101);
|
|
// expect(takerFilledAmount.minus(balanceDiff).dividedToIntegerBy(balanceDiff)).to.be.bignumber.equal(100);
|
|
// });
|
|
// it('buys multiple ERC721 assets with fee abstraction and pays fee to fee recipient', async () => {
|
|
// const makerAssetId1 = erc721MakerAssetIds[0];
|
|
// const makerAssetId2 = erc721MakerAssetIds[1];
|
|
// const signedOrder1 = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: new BigNumber(1),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(3), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId1),
|
|
// });
|
|
// const signedOrder2 = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: new BigNumber(1),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(4), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId2),
|
|
// });
|
|
// signedOrders = [signedOrder1, signedOrder2];
|
|
// feePercentage = 10;
|
|
// const makerAssetAmount = new BigNumber(signedOrders.length);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// makerAssetAmount,
|
|
// );
|
|
// tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(signedOrders, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// });
|
|
// const newOwnerTakerAsset1 = await erc721Token.ownerOf.callAsync(makerAssetId1);
|
|
// expect(newOwnerTakerAsset1).to.be.bignumber.equal(takerAddress);
|
|
// const newOwnerTakerAsset2 = await erc721Token.ownerOf.callAsync(makerAssetId2);
|
|
// expect(newOwnerTakerAsset2).to.be.bignumber.equal(takerAddress);
|
|
// });
|
|
// it('buys ERC721 assets with fee abstraction and handles fee orders filled and excess eth', async () => {
|
|
// const makerAssetId = erc721MakerAssetIds[0];
|
|
// feePercentage = 0;
|
|
// // In this scenario a total of 6 ZRX fees need to be paid.
|
|
// // There are two fee orders, but the first fee order is partially filled while
|
|
// // the Forwarding contract tx is in the mempool.
|
|
// const erc721MakerAssetAmount = new BigNumber(1);
|
|
// orderWithoutFee = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: erc721MakerAssetAmount,
|
|
// takerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(10), DECIMALS_DEFAULT),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(6), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId),
|
|
// });
|
|
// signedOrders = [orderWithoutFee];
|
|
// const firstFeeOrder = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(8), DECIMALS_DEFAULT),
|
|
// takerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(0.1), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(0), DECIMALS_DEFAULT),
|
|
// });
|
|
// const secondFeeOrder = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(8), DECIMALS_DEFAULT),
|
|
// takerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(0.12), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(0), DECIMALS_DEFAULT),
|
|
// });
|
|
// feeOrders = [firstFeeOrder, secondFeeOrder];
|
|
// const makerAssetAmount = new BigNumber(signedOrders.length);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// erc721MakerAssetAmount,
|
|
// );
|
|
// // Simulate another otherAddress user partially filling firstFeeOrder
|
|
// const firstFeeOrderFillAmount = firstFeeOrder.makerAssetAmount.div(2);
|
|
// tx = await forwarderWrapper.marketBuyOrdersWithEthAsync([firstFeeOrder], [], firstFeeOrderFillAmount, {
|
|
// from: otherAddress,
|
|
// value: fillAmountWei,
|
|
// });
|
|
// // For tests we calculate how much this should've cost given that firstFeeOrder was filled
|
|
// const expectedFillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// erc721MakerAssetAmount,
|
|
// );
|
|
// // With 4 ZRX remaining in firstFeeOrder, the secondFeeOrder will need to be filled to make up
|
|
// // the total amount of fees required (6)
|
|
// // Since the fee orders can be filled while the transaction is pending the user safely sends in
|
|
// // extra ether to cover any slippage
|
|
// const initEthBalance = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
// const slippageFillAmountWei = fillAmountWei.times(2);
|
|
// tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(signedOrders, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: slippageFillAmountWei,
|
|
// gasPrice: gasPrice,
|
|
// });
|
|
// const afterEthBalance = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
|
|
// const expectedEthBalanceAfterGasCosts = initEthBalance.minus(expectedFillAmountWei).minus(tx.gasUsed);
|
|
// const newOwnerTakerAsset = await erc721Token.ownerOf.callAsync(makerAssetId);
|
|
// expect(newOwnerTakerAsset).to.be.bignumber.equal(takerAddress);
|
|
// expect(afterEthBalance).to.be.bignumber.equal(expectedEthBalanceAfterGasCosts);
|
|
// });
|
|
// it('buys ERC721 assets with fee abstraction and handles fee orders filled', async () => {
|
|
// const makerAssetId = erc721MakerAssetIds[0];
|
|
// feePercentage = 0;
|
|
// // In this scenario a total of 6 ZRX fees need to be paid.
|
|
// // There are two fee orders, but the first fee order is partially filled while
|
|
// // the Forwarding contract tx is in the mempool.
|
|
// const erc721MakerAssetAmount = new BigNumber(1);
|
|
// orderWithoutFee = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: erc721MakerAssetAmount,
|
|
// takerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(10), DECIMALS_DEFAULT),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(6), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId),
|
|
// });
|
|
// const zrxMakerAssetAmount = Web3Wrapper.toBaseUnitAmount(new BigNumber(8), DECIMALS_DEFAULT);
|
|
// signedOrders = [orderWithoutFee];
|
|
// const firstFeeOrder = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: zrxMakerAssetAmount,
|
|
// takerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(0.1), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(0), DECIMALS_DEFAULT),
|
|
// });
|
|
// const secondFeeOrder = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: zrxMakerAssetAmount,
|
|
// takerAssetAmount: Web3Wrapper.toBaseUnitAmount(new BigNumber(0.12), DECIMALS_DEFAULT),
|
|
// makerAssetData: assetDataUtils.encodeERC20AssetData(zrxToken.address),
|
|
// takerFee: Web3Wrapper.toBaseUnitAmount(new BigNumber(0), DECIMALS_DEFAULT),
|
|
// });
|
|
// feeOrders = [firstFeeOrder, secondFeeOrder];
|
|
// const makerAssetAmount = new BigNumber(signedOrders.length);
|
|
// const fillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// erc721MakerAssetAmount,
|
|
// );
|
|
// // Simulate another otherAddress user partially filling firstFeeOrder
|
|
// const firstFeeOrderFillAmount = firstFeeOrder.makerAssetAmount.div(2);
|
|
// tx = await forwarderWrapper.marketBuyOrdersWithEthAsync([firstFeeOrder], [], firstFeeOrderFillAmount, {
|
|
// from: otherAddress,
|
|
// value: fillAmountWei,
|
|
// });
|
|
// const expectedFillAmountWei = await forwarderWrapper.calculateMarketBuyFillAmountWeiAsync(
|
|
// signedOrders,
|
|
// feeOrders,
|
|
// feePercentage,
|
|
// erc721MakerAssetAmount,
|
|
// );
|
|
// tx = await forwarderWrapper.marketBuyOrdersWithEthAsync(signedOrders, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: expectedFillAmountWei,
|
|
// });
|
|
// const newOwnerTakerAsset = await erc721Token.ownerOf.callAsync(makerAssetId);
|
|
// expect(newOwnerTakerAsset).to.be.bignumber.equal(takerAddress);
|
|
// });
|
|
// it('throws when mixed ERC721 and ERC20 assets', async () => {
|
|
// const makerAssetId = erc721MakerAssetIds[0];
|
|
// const erc721SignedOrder = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: new BigNumber(1),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId),
|
|
// });
|
|
// const erc20SignedOrder = orderFactory.newSignedOrder();
|
|
// signedOrders = [erc721SignedOrder, erc20SignedOrder];
|
|
// const makerAssetAmount = new BigNumber(signedOrders.length);
|
|
// const fillAmountWei = erc20SignedOrder.takerAssetAmount.plus(erc721SignedOrder.takerAssetAmount);
|
|
// return expectTransactionFailedAsync(
|
|
// forwarderWrapper.marketBuyOrdersWithEthAsync(signedOrders, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// }),
|
|
// RevertReason.LibBytesGreaterOrEqualTo32LengthRequired,
|
|
// );
|
|
// });
|
|
// it('throws when mixed ERC721 and ERC20 assets with ERC20 first', async () => {
|
|
// const makerAssetId = erc721MakerAssetIds[0];
|
|
// const erc721SignedOrder = orderFactory.newSignedOrder({
|
|
// makerAssetAmount: new BigNumber(1),
|
|
// makerAssetData: assetDataUtils.encodeERC721AssetData(erc721Token.address, makerAssetId),
|
|
// });
|
|
// const erc20SignedOrder = orderFactory.newSignedOrder();
|
|
// signedOrders = [erc20SignedOrder, erc721SignedOrder];
|
|
// const makerAssetAmount = new BigNumber(signedOrders.length);
|
|
// const fillAmountWei = erc20SignedOrder.takerAssetAmount.plus(erc721SignedOrder.takerAssetAmount);
|
|
// return expectTransactionFailedAsync(
|
|
// forwarderWrapper.marketBuyOrdersWithEthAsync(signedOrders, feeOrders, makerAssetAmount, {
|
|
// from: takerAddress,
|
|
// value: fillAmountWei,
|
|
// }),
|
|
// RevertReason.InvalidTakerAmount,
|
|
// );
|
|
// });
|
|
// });
|
|
});
|
|
// tslint:disable:max-file-line-count
|
|
// tslint:enable:no-unnecessary-type-assertion
|