49fdd23d58
* Move secureApi to shell * Extract isTestnet test * Use mobx + subscriptions for status * Re-add status indicator * Add lerna * Move intial packages to js/packages * Move 3rdparty/{email,sms}-verification to correct location * Move package.json & README to library src * Move tests for library packages * Move views & dapps to packages * Move i18n to root * Move shell to actual src (main app) * Remove ~ references * Change ~ to root (explicit imports) * Finalise convert of ~ * Move views into dapps as well * Move dapps to packages/ * Fix references * Update css * Update test spec locations * Update tests * Case fix * Skip flakey tests * Update enzyme * Skip previously ignored tests * Allow empty api for hw * Re-add theme for embed
138 lines
4.2 KiB
JavaScript
138 lines
4.2 KiB
JavaScript
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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import { spy, stub, useFakeTimers } from 'sinon';
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import subscribeToEvents from './subscribe-to-events';
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import {
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pastLogs, liveLogs, createApi, createContract
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} from './subscribe-to-events.test.js';
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// Note: We want to have a `setTimeout` that is independent from
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// `sinon.useFakeTimers`. Therefore we dereference `setTimeout` here.
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const _setTimeout = setTimeout;
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const delay = (t) => new Promise((resolve) => {
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_setTimeout(resolve, t);
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});
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describe('util/subscribe-to-events', () => {
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beforeEach(function () {
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this.api = createApi();
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this.contract = createContract(this.api);
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});
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it('installs a filter', async function () {
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const { api, contract } = this;
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subscribeToEvents(contract, [ 'Foo', 'Bar' ]);
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await delay(0);
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expect(api.eth.newFilter.calledOnce).to.equal(true);
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expect(api.eth.newFilter.firstCall.args).to.eql([ {
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fromBlock: 0, toBlock: 'latest',
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address: contract.address,
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topics: [ [
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contract.instance.Foo.signature,
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contract.instance.Bar.signature
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] ]
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} ]);
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});
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it('queries & parses logs in the beginning', async function () {
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const { api, contract } = this;
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subscribeToEvents(contract, [ 'Foo', 'Bar' ]);
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await delay(0);
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expect(api.eth.getFilterLogs.callCount).to.equal(1);
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expect(api.eth.getFilterLogs.firstCall.args).to.eql([ 123 ]);
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await delay(0);
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expect(contract.parseEventLogs.callCount).to.equal(1);
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});
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it('emits logs in the beginning', async function () {
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const { contract } = this;
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const onLog = spy();
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const onFoo = spy();
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const onBar = spy();
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subscribeToEvents(contract, [ 'Foo', 'Bar' ])
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.on('log', onLog)
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.on('Foo', onFoo)
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.on('Bar', onBar);
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await delay(0);
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expect(onLog.callCount).to.equal(2);
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expect(onLog.firstCall.args).to.eql([ pastLogs[0] ]);
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expect(onLog.secondCall.args).to.eql([ pastLogs[1] ]);
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expect(onFoo.callCount).to.equal(1);
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expect(onFoo.firstCall.args).to.eql([ pastLogs[0] ]);
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expect(onBar.callCount).to.equal(1);
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expect(onBar.firstCall.args).to.eql([ pastLogs[1] ]);
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});
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it('uninstalls the filter on sunsubscribe', async function () {
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const { api, contract } = this;
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const s = subscribeToEvents(contract, [ 'Foo', 'Bar' ]);
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await delay(0);
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s.unsubscribe();
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await delay(0);
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expect(api.eth.uninstallFilter.calledOnce).to.equal(true);
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expect(api.eth.uninstallFilter.firstCall.args).to.eql([ 123 ]);
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});
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it('checks for new events regularly', async function () {
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const clock = useFakeTimers();
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const { api, contract } = this;
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api.eth.getFilterLogs = stub().resolves([]);
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const onLog = spy();
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const onBar = spy();
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subscribeToEvents(contract, [ 'Bar' ], { interval: 5 })
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.on('log', onLog)
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.on('Bar', onBar);
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await delay(1); // let stubs resolve
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clock.tick(5);
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await delay(1); // let stubs resolve
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expect(onLog.callCount).to.be.at.least(1);
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expect(onLog.firstCall.args).to.eql([ liveLogs[0] ]);
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expect(onBar.callCount).to.be.at.least(1);
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expect(onBar.firstCall.args).to.eql([ liveLogs[0] ]);
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clock.restore();
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});
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it('accepts a custom block range', async function () {
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const { api, contract } = this;
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subscribeToEvents(contract, [ 'Foo' ], { from: 123, to: 321 });
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await delay(0);
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expect(api.eth.newFilter.callCount).to.equal(1);
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expect(api.eth.newFilter.firstCall.args[0].fromBlock).to.equal(123);
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expect(api.eth.newFilter.firstCall.args[0].toBlock).to.equal(321);
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});
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});
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