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import { BlockchainLifecycle } from '@0xproject/dev-utils';
import { FillScenarios } from '@0xproject/fill-scenarios';
import { assetDataUtils, ecSignOrderHashAsync, generatePseudoRandomSalt } from '@0xproject/order-utils';
import { SignedOrder, SignerType } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import * as chai from 'chai';
import 'mocha';
import { ContractWrappers } 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);
describe('ExecuteTransactionEncoder', () => {
let contractWrappers: ContractWrappers;
let userAddresses: string[];
let zrxTokenAddress: string;
let fillScenarios: FillScenarios;
let exchangeContractAddress: string;
let makerTokenAddress: string;
let takerTokenAddress: string;
let coinbase: string;
let makerAddress: string;
let senderAddress: string;
let takerAddress: string;
let makerAssetData: string;
let takerAssetData: string;
let feeRecipient: string;
let txHash: string;
const fillableAmount = new BigNumber(5);
const takerTokenFillAmount = new BigNumber(5);
let signedOrder: SignedOrder;
let anotherSignedOrder: SignedOrder;
const config = {
networkId: constants.TESTRPC_NETWORK_ID,
blockPollingIntervalMs: 0,
};
before(async () => {
await blockchainLifecycle.startAsync();
contractWrappers = new ContractWrappers(provider, config);
exchangeContractAddress = contractWrappers.exchange.getContractAddress();
userAddresses = await web3Wrapper.getAvailableAddressesAsync();
zrxTokenAddress = tokenUtils.getProtocolTokenAddress();
fillScenarios = new FillScenarios(
provider,
userAddresses,
zrxTokenAddress,
exchangeContractAddress,
contractWrappers.erc20Proxy.getContractAddress(),
contractWrappers.erc721Proxy.getContractAddress(),
);
[coinbase, makerAddress, takerAddress, feeRecipient, senderAddress] = userAddresses;
[makerTokenAddress, takerTokenAddress] = tokenUtils.getDummyERC20TokenAddresses();
[makerAssetData, takerAssetData] = [
assetDataUtils.encodeERC20AssetData(makerTokenAddress),
assetDataUtils.encodeERC20AssetData(takerTokenAddress),
];
signedOrder = await fillScenarios.createFillableSignedOrderAsync(
makerAssetData,
takerAssetData,
makerAddress,
takerAddress,
fillableAmount,
);
anotherSignedOrder = await fillScenarios.createFillableSignedOrderAsync(
makerAssetData,
takerAssetData,
makerAddress,
takerAddress,
fillableAmount,
);
});
after(async () => {
await blockchainLifecycle.revertAsync();
});
beforeEach(async () => {
await blockchainLifecycle.startAsync();
});
afterEach(async () => {
await blockchainLifecycle.revertAsync();
});
describe('encoder', () => {
describe('#fillOrderAsync', () => {
it('should fill a valid order', async () => {
const encoder = await contractWrappers.exchange.executeTransactionEncoderAsync();
const salt = generatePseudoRandomSalt();
const signerAddress = takerAddress;
const data = encoder.fillOrder(signedOrder, takerTokenFillAmount);
const encodedTransaction = encoder.getExecuteTransactionHex(data, salt, signerAddress);
const signature = await ecSignOrderHashAsync(
provider,
encodedTransaction,
signerAddress,
SignerType.Default,
);
txHash = await contractWrappers.exchange.executeTransactionAsync(
salt,
signerAddress,
data,
signature,
senderAddress,
);
await web3Wrapper.awaitTransactionSuccessAsync(txHash, constants.AWAIT_TRANSACTION_MINED_MS);
});
});
});
});
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