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This commit is contained in:
Leonid Logvinov 2017-05-31 21:15:15 +02:00
parent 886ed9180d
commit 28dee77db8
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GPG Key ID: 0DD294BFDE8C95D4
2 changed files with 58 additions and 55 deletions
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49
test/exchange_wrapper_test.ts
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@ -6,7 +6,7 @@ import promisify = require('es6-promisify');
import * as _ from 'lodash';
import {BlockchainLifecycle} from './utils/blockchain_lifecycle';
import * as BigNumber from 'bignumber.js';
import {createSignedOrder} from './utils/order';
import {orderFactory} from './utils/order';
import {Token} from '../src/types';
import * as Web3 from 'web3';
@ -101,34 +101,31 @@ describe('ExchangeWrapper', () => {
});
describe('#fillOrderAsync', () => {
let tokens: Token[];
let addressBySymbol: {[symbol: string]: string} = {};
let networkId: number;
const setBalance = async (toAddress: string,
amountInBaseUnits: BigNumber.BigNumber|number,
symbol: string) => {
tokenAddress: string) => {
const amount = _.isNumber(amountInBaseUnits) ? new BigNumber(amountInBaseUnits) : amountInBaseUnits;
const token = _.find(tokens, {symbol});
if (_.isUndefined(token)) {
throw new Error(`Token ${symbol} not found`);
} else {
await zeroEx.token.transferAsync(token.address, userAddresses[0], toAddress, amount);
}
await zeroEx.token.transferAsync(tokenAddress, userAddresses[0], toAddress, amount);
};
const setAllowance = async (ownerAddress: string,
amountInBaseUnits: BigNumber.BigNumber|number,
symbol: string) => {
tokenAddress: string) => {
const amount = _.isNumber(amountInBaseUnits) ? new BigNumber(amountInBaseUnits) : amountInBaseUnits;
const token = _.find(tokens, {symbol});
if (_.isUndefined(token)) {
throw new Error(`Token ${symbol} not found`);
} else {
await zeroEx.token.setProxyAllowanceAsync(token.address, ownerAddress, amount);
}
await zeroEx.token.setProxyAllowanceAsync(tokenAddress, ownerAddress, amount);
};
before('fetch tokens', async () => {
tokens = await zeroEx.tokenRegistry.getTokensAsync();
_.forEach(tokens, token => {
addressBySymbol[token.symbol] = token.address;
});
networkId = await promisify(web3.version.getNetwork)();
});
describe('failed fills', () => {
it('should throw when the fill amount is zero', async () => {
const signedOrder = await createSignedOrder(zeroEx, tokens, 5, 'MLN', 5, 'GNT');
const signedOrder = await orderFactory.createSignedOrderAsync(zeroEx, networkId, userAddresses[0],
5, addressBySymbol.MLN, 5, addressBySymbol.GNT);
const fillAmount = new BigNumber(0);
expect(zeroEx.exchange.fillOrderAsync(signedOrder, fillAmount))
.to.be.rejectedWith('This order has already been filled or cancelled');
@ -139,13 +136,23 @@ describe('ExchangeWrapper', () => {
web3.eth.defaultAccount = userAddresses[0];
});
it('should fill the valid order', async () => {
await setAllowance(userAddresses[0], 5, 'MLN');
await setBalance(userAddresses[1], 5, 'GNT');
await setAllowance(userAddresses[1], 5, 'GNT');
const signedOrder = await createSignedOrder(zeroEx, tokens, 5, 'MLN', 5, 'GNT');
const maker = userAddresses[0];
const taker = userAddresses[1];
await setAllowance(maker, 5, addressBySymbol.MLN);
await setBalance(taker, 5, addressBySymbol.GNT);
await setAllowance(taker, 5, addressBySymbol.GNT);
const signedOrder = await orderFactory.createSignedOrderAsync(zeroEx, networkId, maker,
5, addressBySymbol.MLN, 5, addressBySymbol.GNT);
const fillAmount = new BigNumber(5);
web3.eth.defaultAccount = userAddresses[1];
web3.eth.defaultAccount = taker;
expect(await zeroEx.token.getBalanceAsync(addressBySymbol.MLN, maker)).to.be.bignumber.greaterThan(5);
expect(await zeroEx.token.getBalanceAsync(addressBySymbol.MLN, taker)).to.be.bignumber.equal(0);
expect(await zeroEx.token.getBalanceAsync(addressBySymbol.GNT, taker)).to.be.bignumber.equal(5);
expect(await zeroEx.token.getProxyAllowanceAsync(addressBySymbol.MLN, maker)).to.be.bignumber.equal(5);
expect(await zeroEx.token.getProxyAllowanceAsync(addressBySymbol.GNT, taker)).to.be.bignumber.equal(5);
await zeroEx.exchange.fillOrderAsync(signedOrder, fillAmount);
expect(await zeroEx.token.getBalanceAsync(addressBySymbol.MLN, taker)).to.be.bignumber.equal(5);
expect(await zeroEx.token.getBalanceAsync(addressBySymbol.GNT, taker)).to.be.bignumber.equal(0);
});
});
});

64
test/utils/order.ts
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@ -3,40 +3,36 @@ import * as BigNumber from 'bignumber.js';
import * as _ from 'lodash';
import {ZeroEx} from '../../src/0x.js';
import {constants} from './constants';
import * as ExchangeArtifacts from '../../src/artifacts/Exchange.json';
export async function createSignedOrder(
zeroEx: ZeroEx,
tokens: Token[],
makerTokenAmount: BigNumber.BigNumber|number,
makerTokenSymbol: string,
takerTokenAmount: BigNumber.BigNumber|number,
takerTokenSymbol: string): Promise<SignedOrder> {
// TODO: fetch properly
const EXCHANGE_ADDRESS = '0xb69e673309512a9d726f87304c6984054f87a93b';
const INF_TIMESTAMP = 2524604400;
const makerToken = _.find(tokens, {symbol: makerTokenSymbol});
const takerToken = _.find(tokens, {symbol: takerTokenSymbol});
if (_.isUndefined(makerToken)) {
throw new Error(`Token ${makerTokenSymbol} not found`);
export const orderFactory = {
async createSignedOrderAsync(
zeroEx: ZeroEx,
networkId: number,
maker: string,
makerTokenAmount: BigNumber.BigNumber|number,
makerTokenAddress: string,
takerTokenAmount: BigNumber.BigNumber|number,
takerTokenAddress: string): Promise<SignedOrder> {
// TODO refactor and check
const exchangeAddress: string = (ExchangeArtifacts as any).networks[networkId].address;
const INF_TIMESTAMP = 2524604400;
const order = {
maker,
taker: undefined,
makerFee: new BigNumber(0),
takerFee: new BigNumber(0),
makerTokenAmount: _.isNumber(makerTokenAmount) ? new BigNumber(makerTokenAmount) : makerTokenAmount,
takerTokenAmount: _.isNumber(takerTokenAmount) ? new BigNumber(takerTokenAmount) : takerTokenAmount,
makerTokenAddress,
takerTokenAddress,
salt: ZeroEx.generatePseudoRandomSalt(),
feeRecipient: constants.NULL_ADDRESS,
expirationUnixTimestampSec: new BigNumber(INF_TIMESTAMP),
};
const orderHash = ZeroEx.getOrderHashHex(exchangeAddress, order);
const ecSignature = await zeroEx.signOrderHashAsync(orderHash);
const signedOrder: SignedOrder = _.assign(order, {ecSignature});
return signedOrder;
}
if (_.isUndefined(takerToken)) {
throw new Error(`Token ${takerTokenSymbol} not found`);
}
const order = {
maker: '0x5409ed021d9299bf6814279a6a1411a7e866a631',
taker: undefined,
makerFee: new BigNumber(0),
takerFee: new BigNumber(0),
makerTokenAmount: _.isNumber(makerTokenAmount) ? new BigNumber(makerTokenAmount) : makerTokenAmount,
takerTokenAmount: _.isNumber(takerTokenAmount) ? new BigNumber(takerTokenAmount) : takerTokenAmount,
makerTokenAddress: makerToken.address,
takerTokenAddress: takerToken.address,
salt: ZeroEx.generatePseudoRandomSalt(),
feeRecipient: constants.NULL_ADDRESS,
expirationUnixTimestampSec: new BigNumber(INF_TIMESTAMP),
};
const orderHash = ZeroEx.getOrderHashHex(EXCHANGE_ADDRESS, order);
const ecSignature = await zeroEx.signOrderHashAsync(orderHash);
const signedOrder: SignedOrder = _.assign(order, {ecSignature});
return signedOrder;
}