/* tslint:disable no-console */ import * as fs from 'fs'; import * as path from 'path'; import * as puppeteer from 'puppeteer'; import { expect } from 'chai'; import { recordOptions, listenerHandler, eventWithTime, EventType, } from '../src/types'; import { assertSnapshot } from './utils'; interface IWindow extends Window { rrweb: { record: (options: recordOptions) => listenerHandler | undefined; }; emit: (e: eventWithTime) => undefined; } describe('record', () => { before(async () => { this.browser = await puppeteer.launch({ headless: false, args: ['--no-sandbox'], }); const bundlePath = path.resolve(__dirname, '../dist/rrweb.min.js'); this.code = fs.readFileSync(bundlePath, 'utf8'); }); beforeEach(async () => { const page: puppeteer.Page = await this.browser.newPage(); await page.goto('about:blank'); await page.setContent(` `); await page.evaluate(this.code); this.page = page; this.events = []; await this.page.exposeFunction('emit', (e: eventWithTime) => { if (e.type === EventType.DomContentLoaded || e.type === EventType.Load) { return; } this.events.push(e); }); page.on('console', msg => console.log('PAGE LOG:', msg.text())); }); afterEach(async () => { await this.page.close(); }); after(async () => { await this.browser.close(); }); it('will only have one full snapshot without checkout config', async () => { await this.page.evaluate(() => { const { record } = (window as IWindow).rrweb; record({ emit: (window as IWindow).emit, }); }); let count = 30; while (count--) { await this.page.type('input', 'a'); } await this.page.waitFor(10); expect(this.events.length).to.equal(33); expect( this.events.filter( (event: eventWithTime) => event.type === EventType.Meta, ).length, ).to.equal(1); expect( this.events.filter( (event: eventWithTime) => event.type === EventType.FullSnapshot, ).length, ).to.equal(1); }); it('can checkout full snapshot by count', async () => { await this.page.evaluate(() => { const { record } = (window as IWindow).rrweb; record({ emit: (window as IWindow).emit, checkoutEveryNth: 10, }); }); let count = 30; while (count--) { await this.page.type('input', 'a'); } await this.page.waitFor(10); expect(this.events.length).to.equal(39); expect( this.events.filter( (event: eventWithTime) => event.type === EventType.Meta, ).length, ).to.equal(4); expect( this.events.filter( (event: eventWithTime) => event.type === EventType.FullSnapshot, ).length, ).to.equal(4); expect(this.events[1].type).to.equal(EventType.FullSnapshot); expect(this.events[13].type).to.equal(EventType.FullSnapshot); expect(this.events[25].type).to.equal(EventType.FullSnapshot); expect(this.events[37].type).to.equal(EventType.FullSnapshot); }); it('can checkout full snapshot by time', async () => { await this.page.evaluate(() => { const { record } = (window as IWindow).rrweb; record({ emit: (window as IWindow).emit, checkoutEveryNms: 500, }); }); let count = 30; while (count--) { await this.page.type('input', 'a'); } await this.page.waitFor(500); expect(this.events.length).to.equal(33); await this.page.type('input', 'a'); await this.page.waitFor(10); expect(this.events.length).to.equal(36); expect( this.events.filter( (event: eventWithTime) => event.type === EventType.Meta, ).length, ).to.equal(2); expect( this.events.filter( (event: eventWithTime) => event.type === EventType.FullSnapshot, ).length, ).to.equal(2); expect(this.events[1].type).to.equal(EventType.FullSnapshot); expect(this.events[35].type).to.equal(EventType.FullSnapshot); }); it('is safe to checkout during async callbacks', async () => { await this.page.evaluate(() => { const { record } = (window as IWindow).rrweb; record({ emit: (window as IWindow).emit, checkoutEveryNth: 2, }); const p = document.createElement('p'); const span = document.createElement('span'); setTimeout(() => { document.body.appendChild(p); p.appendChild(span); document.body.removeChild(document.querySelector('input')!); }, 0); setTimeout(() => { span.innerText = 'test'; }, 10); setTimeout(() => { p.removeChild(span); document.body.appendChild(span); }, 10); }); await this.page.waitFor(50); assertSnapshot(this.events, __filename, 'async-checkout'); }); });