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import { BigNumber } from '@0xproject/utils';
import * as chai from 'chai';
import * as chaiAsPromised from 'chai-as-promised';
import * as dirtyChai from 'dirty-chai';
import * as fetchMock from 'fetch-mock';
import 'mocha';
import { HttpClient } from '../src/index';
import { feesResponse } from './fixtures/standard_relayer_api/fees';
import * as feesResponseJSON from './fixtures/standard_relayer_api/fees.json';
import { orderResponse } from './fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f';
import * as orderResponseJSON from './fixtures/standard_relayer_api/order/0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f.json';
import { orderbookResponse } from './fixtures/standard_relayer_api/orderbook';
import * as orderbookJSON from './fixtures/standard_relayer_api/orderbook.json';
import { ordersResponse } from './fixtures/standard_relayer_api/orders';
import * as ordersResponseJSON from './fixtures/standard_relayer_api/orders.json';
import { tokenPairsResponse } from './fixtures/standard_relayer_api/token_pairs';
import * as tokenPairsResponseJSON from './fixtures/standard_relayer_api/token_pairs.json';
chai.config.includeStack = true;
chai.use(dirtyChai);
chai.use(chaiAsPromised);
const expect = chai.expect;
describe('HttpClient', () => {
const relayUrl = 'https://example.com';
const relayerClient = new HttpClient(relayUrl);
afterEach(() => {
fetchMock.restore();
});
describe('#constructor', () => {
it('should remove trailing slashes from api url', async () => {
const urlWithTrailingSlash = 'https://slash.com/';
const urlWithoutTrailingSlash = 'https://slash.com';
const client = new HttpClient(urlWithTrailingSlash);
const sanitizedUrl = (client as any)._apiEndpointUrl;
expect(sanitizedUrl).to.be.deep.equal(urlWithoutTrailingSlash);
});
});
describe('#getTokenPairsAsync', () => {
const url = `${relayUrl}/token_pairs`;
it('gets token pairs', async () => {
fetchMock.get(url, tokenPairsResponseJSON);
const tokenPairs = await relayerClient.getTokenPairsAsync();
expect(tokenPairs).to.be.deep.equal(tokenPairsResponse);
});
it('gets specific token pairs for request', async () => {
const tokenAddress = '0x323b5d4c32345ced77393b3530b1eed0f346429d';
const tokenPairsRequest = {
tokenA: tokenAddress,
};
const urlWithQuery = `${url}?tokenA=${tokenAddress}`;
fetchMock.get(urlWithQuery, tokenPairsResponseJSON);
const tokenPairs = await relayerClient.getTokenPairsAsync(tokenPairsRequest);
expect(tokenPairs).to.be.deep.equal(tokenPairsResponse);
});
it('throws an error for invalid JSON response', async () => {
fetchMock.get(url, { test: 'dummy' });
expect(relayerClient.getTokenPairsAsync()).to.be.rejected();
});
});
describe('#getOrdersAsync', () => {
const url = `${relayUrl}/orders`;
it('gets orders', async () => {
fetchMock.get(url, ordersResponseJSON);
const orders = await relayerClient.getOrdersAsync();
expect(orders).to.be.deep.equal(ordersResponse);
});
it('gets specific orders for request', async () => {
const tokenAddress = '0x323b5d4c32345ced77393b3530b1eed0f346429d';
const ordersRequest = {
tokenAddress,
};
const urlWithQuery = `${url}?tokenAddress=${tokenAddress}`;
fetchMock.get(urlWithQuery, ordersResponseJSON);
const orders = await relayerClient.getOrdersAsync(ordersRequest);
expect(orders).to.be.deep.equal(ordersResponse);
});
it('throws an error for invalid JSON response', async () => {
fetchMock.get(url, { test: 'dummy' });
expect(relayerClient.getOrdersAsync()).to.be.rejected();
});
});
describe('#getOrderAsync', () => {
const orderHash = '0xabc67323774bdbd24d94f977fa9ac94a50f016026fd13f42990861238897721f';
const url = `${relayUrl}/order/${orderHash}`;
it('gets order', async () => {
fetchMock.get(url, orderResponseJSON);
const order = await relayerClient.getOrderAsync(orderHash);
expect(order).to.be.deep.equal(orderResponse);
});
it('throws an error for invalid JSON response', async () => {
fetchMock.get(url, { test: 'dummy' });
expect(relayerClient.getOrderAsync(orderHash)).to.be.rejected();
});
});
describe('#getOrderBookAsync', () => {
const request = {
baseTokenAddress: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
quoteTokenAddress: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
};
const url = `${relayUrl}/orderbook?baseTokenAddress=${request.baseTokenAddress}"eTokenAddress=${
request.quoteTokenAddress
}`;
it('gets order book', async () => {
fetchMock.get(url, orderbookJSON);
const orderbook = await relayerClient.getOrderbookAsync(request);
expect(orderbook).to.be.deep.equal(orderbookResponse);
});
it('throws an error for invalid JSON response', async () => {
fetchMock.get(url, { test: 'dummy' });
expect(relayerClient.getOrderbookAsync(request)).to.be.rejected();
});
});
describe('#getFeesAsync', () => {
const request = {
exchangeContractAddress: '0x12459c951127e0c374ff9105dda097662a027093',
maker: '0x9e56625509c2f60af937f23b7b532600390e8c8b',
taker: '0xa2b31dacf30a9c50ca473337c01d8a201ae33e32',
makerTokenAddress: '0x323b5d4c32345ced77393b3530b1eed0f346429d',
takerTokenAddress: '0xef7fff64389b814a946f3e92105513705ca6b990',
makerTokenAmount: new BigNumber('10000000000000000000'),
takerTokenAmount: new BigNumber('30000000000000000000'),
salt: new BigNumber('256'),
expirationUnixTimestampSec: new BigNumber('42'),
};
const url = `${relayUrl}/fees`;
it('gets fees', async () => {
fetchMock.post(url, feesResponseJSON);
const fees = await relayerClient.getFeesAsync(request);
expect(fees).to.be.deep.equal(feesResponse);
});
it('does not mutate input', async () => {
fetchMock.post(url, feesResponseJSON);
const makerTokenAmountBefore = new BigNumber(request.makerTokenAmount);
const takerTokenAmountBefore = new BigNumber(request.takerTokenAmount);
const saltBefore = new BigNumber(request.salt);
const expirationUnixTimestampSecBefore = new BigNumber(request.expirationUnixTimestampSec);
await relayerClient.getFeesAsync(request);
expect(makerTokenAmountBefore).to.be.deep.equal(request.makerTokenAmount);
expect(takerTokenAmountBefore).to.be.deep.equal(request.takerTokenAmount);
expect(saltBefore).to.be.deep.equal(request.salt);
expect(expirationUnixTimestampSecBefore).to.be.deep.equal(request.expirationUnixTimestampSec);
});
it('throws an error for invalid JSON response', async () => {
fetchMock.post(url, { test: 'dummy' });
expect(relayerClient.getFeesAsync(request)).to.be.rejected();
});
});
});
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