95 lines
3.5 KiB
TypeScript
95 lines
3.5 KiB
TypeScript
import 'mocha';
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import * as _ from 'lodash';
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import * as chai from 'chai';
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import * as Sinon from 'sinon';
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import {chaiSetup} from './utils/chai_setup';
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import * as Web3 from 'web3';
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import BigNumber from 'bignumber.js';
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import promisify = require('es6-promisify');
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import {web3Factory} from './utils/web3_factory';
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import {
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ZeroEx,
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ZeroExError,
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Token,
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ApprovalContractEventArgs,
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TokenEvents,
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LogEvent,
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} from '../src';
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import {BlockchainLifecycle} from './utils/blockchain_lifecycle';
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import {TokenUtils} from './utils/token_utils';
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import {DoneCallback, BlockParamLiteral} from '../src/types';
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chaiSetup.configure();
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const expect = chai.expect;
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const blockchainLifecycle = new BlockchainLifecycle();
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describe('SubscriptionTest', () => {
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let web3: Web3;
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let zeroEx: ZeroEx;
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let userAddresses: string[];
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let tokens: Token[];
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let tokenUtils: TokenUtils;
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let coinbase: string;
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let addressWithoutFunds: string;
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before(async () => {
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web3 = web3Factory.create();
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zeroEx = new ZeroEx(web3.currentProvider);
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userAddresses = await zeroEx.getAvailableAddressesAsync();
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tokens = await zeroEx.tokenRegistry.getTokensAsync();
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tokenUtils = new TokenUtils(tokens);
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coinbase = userAddresses[0];
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addressWithoutFunds = userAddresses[1];
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});
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beforeEach(async () => {
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await blockchainLifecycle.startAsync();
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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('#subscribe', () => {
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const indexFilterValues = {};
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const shouldThrowOnInsufficientBalanceOrAllowance = true;
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let tokenAddress: string;
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const transferAmount = new BigNumber(42);
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const allowanceAmount = new BigNumber(42);
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let stubs: Sinon.SinonStub[] = [];
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before(() => {
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const token = tokens[0];
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tokenAddress = token.address;
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});
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afterEach(() => {
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zeroEx.token.unsubscribeAll();
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_.each(stubs, s => s.restore());
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stubs = [];
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});
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it('Should receive the Error when an error occurs', (done: DoneCallback) => {
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(async () => {
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const callback = (err: Error, logEvent: LogEvent<ApprovalContractEventArgs>) => {
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expect(err).to.not.be.null();
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expect(logEvent).to.be.undefined();
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done();
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};
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stubs = [
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Sinon.stub((zeroEx as any)._web3Wrapper, 'getBlockAsync')
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.throws("JSON RPC error")
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]
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zeroEx.token.subscribe(
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tokenAddress, TokenEvents.Approval, indexFilterValues, callback);
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await zeroEx.token.setAllowanceAsync(tokenAddress, coinbase, addressWithoutFunds, allowanceAmount);
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})().catch(done);
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});
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it('Should allow unsubscribeAll to be called successfully after an error', (done: DoneCallback) => {
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(async () => {
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const callback = (err: Error, logEvent: LogEvent<ApprovalContractEventArgs>) => { };
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zeroEx.token.subscribe(
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tokenAddress, TokenEvents.Approval, indexFilterValues, callback);
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stubs = [
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Sinon.stub((zeroEx as any)._web3Wrapper, 'getBlockAsync')
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.throws("JSON RPC error")
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]
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zeroEx.token.unsubscribeAll();
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done();
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})().catch(done);
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});
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})
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}) |