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import { BlockchainLifecycle } from '@0xproject/dev-utils';
import { FillScenarios } from '@0xproject/fill-scenarios';
import { assetDataUtils } from '@0xproject/order-utils';
import { SignedOrder } from '@0xproject/types';
import { getContractAddresses } from '@0xproject/migrations';
import { BigNumber } from '@0xproject/utils';
import * as chai from 'chai';
import 'mocha';
import { ContractWrappers, OrderStatus } from '../src';
import { chaiSetup } from './utils/chai_setup';
import { constants } from './utils/constants';
import { tokenUtils } from './utils/token_utils';
import { provider, web3Wrapper } from './utils/web3_wrapper';
chaiSetup.configure();
const expect = chai.expect;
const blockchainLifecycle = new BlockchainLifecycle(web3Wrapper);
// tslint:disable:custom-no-magic-numbers
describe('ForwarderWrapper', () => {
const fillableAmount = new BigNumber(5);
let contractWrappers: ContractWrappers;
let fillScenarios: FillScenarios;
let exchangeContractAddress: string;
let zrxTokenAddress: string;
let userAddresses: string[];
let coinbase: string;
let makerAddress: string;
let takerAddress: string;
let feeRecipient: string;
let anotherMakerAddress: string;
let makerTokenAddress: string;
let takerTokenAddress: string;
let makerAssetData: string;
let takerAssetData: string;
let signedOrder: SignedOrder;
let anotherSignedOrder: SignedOrder;
before(async () => {
await blockchainLifecycle.startAsync();
const config = {
networkId: constants.TESTRPC_NETWORK_ID,
contractAddresses: getContractAddresses(),
blockPollingIntervalMs: 10,
};
contractWrappers = new ContractWrappers(provider, config);
exchangeContractAddress = contractWrappers.exchange.address;
userAddresses = await web3Wrapper.getAvailableAddressesAsync();
zrxTokenAddress = contractWrappers.exchange.zrxTokenAddress;
fillScenarios = new FillScenarios(
provider,
userAddresses,
zrxTokenAddress,
exchangeContractAddress,
contractWrappers.erc20Proxy.address,
contractWrappers.erc721Proxy.address,
);
[coinbase, makerAddress, takerAddress, feeRecipient, anotherMakerAddress] = userAddresses;
[makerTokenAddress] = tokenUtils.getDummyERC20TokenAddresses();
takerTokenAddress = contractWrappers.forwarder.etherTokenAddress;
[makerAssetData, takerAssetData] = [
assetDataUtils.encodeERC20AssetData(makerTokenAddress),
assetDataUtils.encodeERC20AssetData(takerTokenAddress),
];
signedOrder = await fillScenarios.createFillableSignedOrderAsync(
makerAssetData,
takerAssetData,
makerAddress,
constants.NULL_ADDRESS,
fillableAmount,
);
anotherSignedOrder = await fillScenarios.createFillableSignedOrderAsync(
makerAssetData,
takerAssetData,
makerAddress,
constants.NULL_ADDRESS,
fillableAmount,
);
});
after(async () => {
await blockchainLifecycle.revertAsync();
});
beforeEach(async () => {
await blockchainLifecycle.startAsync();
});
afterEach(async () => {
await blockchainLifecycle.revertAsync();
});
describe('#marketBuyOrdersWithEthAsync', () => {
it('should market buy orders with eth', async () => {
const signedOrders = [signedOrder, anotherSignedOrder];
const makerAssetFillAmount = signedOrder.makerAssetAmount.plus(anotherSignedOrder.makerAssetAmount);
const txHash = await contractWrappers.forwarder.marketBuyOrdersWithEthAsync(
signedOrders,
makerAssetFillAmount,
takerAddress,
makerAssetFillAmount,
);
await web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
const ordersInfo = await contractWrappers.exchange.getOrdersInfoAsync([signedOrder, anotherSignedOrder]);
expect(ordersInfo[0].orderStatus).to.be.equal(OrderStatus.FULLY_FILLED);
expect(ordersInfo[1].orderStatus).to.be.equal(OrderStatus.FULLY_FILLED);
});
it('should throw when invalid transaction and shouldValidate is true', async () => {
const signedOrders = [signedOrder];
// request more makerAsset than what is available
const makerAssetFillAmount = signedOrder.makerAssetAmount.plus(100);
return expect(
contractWrappers.forwarder.marketBuyOrdersWithEthAsync(
signedOrders,
makerAssetFillAmount,
takerAddress,
makerAssetFillAmount,
[],
0,
constants.NULL_ADDRESS,
{
shouldValidate: true,
},
),
).to.be.rejectedWith('COMPLETE_FILL_FAILED');
});
});
describe('#marketSellOrdersWithEthAsync', () => {
it('should market sell orders with eth', async () => {
const signedOrders = [signedOrder, anotherSignedOrder];
const makerAssetFillAmount = signedOrder.makerAssetAmount.plus(anotherSignedOrder.makerAssetAmount);
const txHash = await contractWrappers.forwarder.marketSellOrdersWithEthAsync(
signedOrders,
takerAddress,
makerAssetFillAmount,
);
await web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
const ordersInfo = await contractWrappers.exchange.getOrdersInfoAsync([signedOrder, anotherSignedOrder]);
expect(ordersInfo[0].orderStatus).to.be.equal(OrderStatus.FULLY_FILLED);
expect(ordersInfo[1].orderStatus).to.be.equal(OrderStatus.FILLABLE);
expect(ordersInfo[1].orderTakerAssetFilledAmount).to.be.bignumber.equal(new BigNumber(4)); // only 95% of ETH is sold
});
it('should throw when invalid transaction and shouldValidate is true', async () => {
// create an order with fees, we try to fill it but we do not provide enough ETH to cover the fees
const signedOrderWithFee = await fillScenarios.createFillableSignedOrderWithFeesAsync(
makerAssetData,
takerAssetData,
constants.ZERO_AMOUNT,
new BigNumber(100),
makerAddress,
constants.NULL_ADDRESS,
fillableAmount,
constants.NULL_ADDRESS,
);
const signedOrders = [signedOrderWithFee];
const makerAssetFillAmount = signedOrder.makerAssetAmount;
return expect(
contractWrappers.forwarder.marketSellOrdersWithEthAsync(
signedOrders,
takerAddress,
makerAssetFillAmount,
[],
0,
constants.NULL_ADDRESS,
{
shouldValidate: true,
},
),
).to.be.rejectedWith('COMPLETE_FILL_FAILED');
});
});
});
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