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How to use printWasted method in Playwright Internal
Best JavaScript code snippet using playwright-internal
lecture.js
Source:lecture.js 
...48 this.setState({49 items: [ item ].concat(this.state.items)50 }, () => {51 Perf.stop()52 Perf.printWasted()53 })54 },55 render() {56 return (57 <div>58 <form onSubmit={this.handleSubmit}>59 <input ref="input"/>60 </form>61 <ul>62 {this.state.items.map(item => (63 <TodoItem key={item.id} body={item.body}/>64 ))}65 </ul>66 </div>67 )68 }69})70render(<TodoList/>, document.getElementById('app'))71//import React, { PropTypes } from 'react'72//import { render, findDOMNode } from 'react-dom'73//import Perf from 'react-addons-perf'74//import { convertNumberToEnglish } from './NumberUtils'75//import { createRange } from './RangeUtils'76//77//const TodoItem = React.createClass({78// propTypes: {79// text: PropTypes.string,80// isDone: PropTypes.bool.isRequired,81// onChange: PropTypes.func.isRequired82// },83//84// handleChange(event) {85// this.props.onChange(event.target.checked)86// },87//88// //shouldComponentUpdate(nextProps) {89// // return nextProps.text !== this.props.text || nextProps.isDone !== this.props.isDone90// //},91//92// render() {93// const { text, isDone } = this.props94//95// return (96// <li>97// <label>98// <input type="checkbox" checked={isDone} onChange={this.handleChange}/>99// <strong>{isDone ? 'done' : 'todo'}: </strong>100// <span style={{ color: 'blue' }}>{text}</span>101// </label>102// </li>103// )104// }105//})106//107//const TodoList = React.createClass({108// getInitialState() {109// this.guid = 0110//111// return {112// items: createRange(5000).map(n => ({113// key: ++this.guid,114// text: convertNumberToEnglish(n + 1),115// isDone: Math.random() < 0.5116// }))117// }118// },119//120// updateItem(item, isDone) {121// item.isDone = isDone122//123// Perf.start()124//125// this.forceUpdate(() => {126// Perf.stop()127// Perf.printWasted()128// })129// },130//131// handleSubmit(event) {132// event.preventDefault()133//134// const item = {135// key: ++this.guid,136// text: event.target.elements[0].value,137// isDone: false138// }139//140// event.target.reset()141//142// Perf.start()143//144// this.setState({145// items: [ item ].concat(this.state.items)146// }, () => {147// Perf.stop()148// Perf.printWasted()149// //Perf.printInclusive()150// })151// },152//153// componentDidMount() {154// findDOMNode(this).querySelector('input').focus()155// },156//157// render() {158// return (159// <div>160// <form onSubmit={this.handleSubmit}>161// <input ref="input"/>162// </form>...
lists.js
Source:lists.js
...35 },36 ()=>{37 stop()38 printInclusive()39 printWasted()40 }41 )42 }43 render() {44 return (45 <Row>46 <button47 onClick={this.updateList}48 >49 UpdateList50 </button>51 <NoKey>52 <H4>no key</H4>53 {this.state.items.map((item, index) => (...
perf-profiler.js
Source:perf-profiler.js
...13 })14 }15 printWasted = () => {16 const lastMeasurements = Perf.getLastMeasurements()17 Perf.printWasted(lastMeasurements)18 }19 printOperations = () => {20 const lastMeasurements = Perf.getLastMeasurements()21 Perf.printOperations(lastMeasurements)22 }23 render() {24 const { started, } = this.state25 return (26 <div className="perf-profiler">27 <button onKeyPress={this.toggle} onClick={this.toggle}>28 {started ? "Stop" : "Start"}29 </button>30 <button onKeyPress={this.printWasted} onClick={this.printWasted}>31 Print Wasted...
Performance.js
Source:Performance.js
...10 }11 componentDidMount(){12 console.log("componentDidmount");13 //React.addons.Perf.stop();14 //React.addons.Perf.printWasted();15 } 16 componentWillUpdate(nextProps, nextState) {17 console.log("componentWillUpdate");18 React.addons.Perf.start();19 console.log("componentWillUpdate 2");20 }21 componentDidUpdate(prevProps, prevState) {22 console.log("componentDidUpdate");23 React.addons.Perf.stop();24 React.addons.Perf.printWasted();25}26 changeName() {27 console.log("changeName.. called");28 this.setState({ name:"Murthy" });29 }30 render(){31 return (32 <div>Hello {this.state.name}33 <input type="button" onClick={this.changeName.bind(this)} 34 value="change the second name"/>35 </div>36 )37 }38}...
index.js
Source:index.js
...12 this.setState({ started: !started });13 }14 printWasted = () => {15 const lastMeasurements = Perf.getLastMeasurements();16 Perf.printWasted(lastMeasurements);17 }18 printOperations = () => {19 const lastMeasurements = Perf.getLastMeasurements();20 Perf.printOperations(lastMeasurements);21 }22 render() {23 const { started } = this.state;24 return <div className="perf-profiler">25 <h1>Performance Profiler</h1>26 <button onClick={this.toggle}>{started ? 'Stop' : 'Start'}</button>27 <button onClick={this.printWasted}>Print Wasted</button>28 <button onClick={this.printOperations}>Print Operations</button>29 </div>;30 }...
perf.js
Source:perf.js
...15 Perf.start();16 break;17 case KEY_W:18 console.debug('Perf.printWasted');19 Perf.printWasted();20 break;21 case KEY_O:22 console.debug('Perf.stop');23 Perf.stop();24 break;25 }26 }27}28console.debug('Initialize Perf tools. Use CTRL-S for start, CTRL-W for print wasted and CTRL-O to stop.');29window.Perf = Perf;...
main.js
Source:main.js
1import 'babel-core/polyfill';2import React from 'react';3import Perf from 'react/lib/ReactDefaultPerf';4import App from './components/App.react';5import cfg from './config';6// Webpack7import '../public/index.html';8import '../public/manifest.appcache';9import 'normalize.css/normalize.css';10import '../stylus/main.styl';11// Measure performance in development mode12if (cfg.DEV) {13 window.printWasted = Perf.printWasted;14 window.printInclusive = Perf.printInclusive;15 Perf.start();16}...
perfMiddleware.js
Source:perfMiddleware.js
...11 console.groupCollapsed('printExclusive')12 Perf.printExclusive()13 console.groupEnd()14 console.groupCollapsed('printWasted')15 Perf.printWasted()16 console.groupEnd()17 console.log('time in ms', endTime - startTime)...
Using AI Code Generation
1const { Playwright } = require('playwright');2const { chromium } = require('playwright');3const { webkit } = require('playwright');4const { firefox } = require('playwright');5(async () => {6 const browser = await chromium.launch();7 const context = await browser.newContext();8 const page = await context.newPage();9 await page.screenshot({ path: 'example.png' });10 await browser.close();11 await Playwright.printWasted();12})();
Using AI Code Generation
1const { printWasted } = require('playwright/lib/utils/test');2const { printWasted } = require('playwright/lib/utils/test');3const { printWasted } = require('playwright/lib/utils/test');4const { printWasted } = require('playwright/lib/utils/test');5const { printWasted } = require('playwright/lib/utils/test');6const { printWasted } = require('playwright/lib/utils/test');7const { printWasted } = require('playwright/lib/utils/test');8const { printWasted } = require('playwright/lib/utils/test');9const { printWasted } = require('playwright/lib/utils/test');10const { printWasted } = require('playwright/lib/utils/test');11const { printWasted } = require('playwright/lib/utils/test');12const { printWasted } = require('playwright/lib/utils/test');13const { printWasted } = require('playwright/lib/utils/test');14const { printWasted } = require('playwright/lib/utils/test');15const { printWasted } = require('playwright/lib/utils/test');16const { printWasted } = require('playwright/lib/utils/test');17const { printWasted } = require('playwright/lib/utils/test');18const { printWasted } = require('playwright/lib/utils/test');
Using AI Code Generation
1const { printWasted } = require('playwright/lib/test/reporters/base');2const test = require('playwright-test');3test('my test', async ({ page }) => {4 await page.click('text=Get started');5 expect(await page.isVisible('text=GitHub')).toBe(true);6 expect(await page.isVisible('text=Learn')).toBe(false);7});8const { printWasted } = require('playwright/lib/test/reporters/base');9const test = require('playwright-test');10test('my test', async ({ page }) => {11 await page.click('text=Get started');12 expect(await page.isVisible('text=GitHub')).toBe(true);13 expect(await page.isVisible('text=Learn')).toBe(false);14});15const { printWasted } = require('playwright/lib/test/reporters/base');16const test = require('playwright-test');17test('my test', async ({ page }) => {18 await page.click('text=Get started');19 expect(await page.isVisible('text=GitHub')).toBe(true);20 expect(await page.isVisible('text=Learn')).toBe(false);21});22const { printWasted } = require('playwright/lib/test/reporters/base');23const test = require('playwright-test');24test('my test', async ({ page }) => {25 await page.click('text=Get started');26 expect(await page.isVisible('text=GitHub')).toBe(true);27 expect(await page.isVisible('text=Learn')).toBe(false);28});29const { printWasted } = require('playwright/lib/test/reporters/base');30const test = require('playwright-test');31test('my
Using AI Code Generation
1const { Playwright } = require('playwright');2const { printWasted } = Playwright._internalApi;3printWasted();4const { test, expect } = require('@playwright/test');5test('Test 1', async ({ page }) => {6 expect('abc').toBe('abc');7});8test('Test 2', async ({ page }) => {9 expect('abc').toBe('abc');10});11test('Test 3', async ({ page }) => {12 expect('abc').toBe('abc');13});14test('Test 4', async ({ page }) => {15 expect('abc').toBe('abc');16});17test('Test 5', async ({ page }) => {18 expect('abc').toBe('abc');19});20test('Test 6', async ({ page }) => {21 expect('abc').toBe('abc');22});23test('Test 7', async ({ page }) => {24 expect('abc').toBe('abc');25});26test('Test 8', async ({ page }) => {27 expect('abc').toBe('abc');28});29test('Test 9', async ({ page }) => {30 expect('abc').toBe('abc');31});32test('Test 10', async ({ page }) => {33 expect('abc').toBe('abc');34});35test('Test 11', async ({ page }) => {36 expect('abc').toBe('abc');37});38test('Test 12', async ({ page }) => {39 expect('abc').toBe('abc');40});41test('Test 13', async ({ page }) => {42 expect('abc').toBe('abc');43});44test('Test 14', async ({ page }) => {
Using AI Code Generation
1const { Playwright } = require('playwright-core');2const playwright = new Playwright();3const { printWasted } = playwright._reporter;4(async () => {5 const browser = await playwright.chromium.launch();6 const context = await browser.newContext();7 const page = await context.newPage();8 await page.screenshot({ path: 'example.png' });9 await browser.close();10 printWasted();11})();12(async () => {13 const browser = await playwright.firefox.launch();14 const context = await browser.newContext();15 const page = await context.newPage();16 await page.screenshot({ path: 'example.png' });17 await browser.close();18 printWasted();19})();20(async () => {21 const browser = await playwright.webkit.launch();22 const context = await browser.newContext();23 const page = await context.newPage();24 await page.screenshot({ path: 'example.png' });25 await browser.close();26 printWasted();27})();28(async () => {29 const browser = await playwright.chromium.launch();30 const context = await browser.newContext();31 const page = await context.newPage();32 await page.screenshot({ path: 'example.png' });33 await browser.close();34 printWasted();35})();36(async () => {37 const browser = await playwright.firefox.launch();38 const context = await browser.newContext();39 const page = await context.newPage();40 await page.screenshot({ path: 'example.png' });41 await browser.close();42 printWasted();43})();44(async () => {45 const browser = await playwright.webkit.launch();46 const context = await browser.newContext();47 const page = await context.newPage();48 await page.screenshot({ path: 'example.png' });
Using AI Code Generation
1const { printWasted } = require('playwright/lib/utils/trace/recorder');2const fs = require('fs');3const path = require('path');4const traceFile = path.join(__dirname, 'trace.json');5const traceContent = fs.readFileSync(traceFile, 'utf8');6const trace = JSON.parse(traceContent);7printWasted(trace);8{9 "metadata": {10 },11 {12 {13 },14 {15 },16 {17 },18 {19 },20 {21 },22 {
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