How to use startChunk method in Playwright Internal

Best JavaScript code snippet using playwright-internal

pngEncoder.js

Source:pngEncoder.js Github

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...37 this._buffer = new PngBuffer();38 this._buffer.writeBuffer(SIGNATURE);39}40PngEncoder.prototype.writeImageHeader = function PngEncoder_writeImageHeader(width, height, colorType) {41 this._buffer.startChunk("IHDR");42 this._buffer.writeUInt32BE(width);43 this._buffer.writeUInt32BE(height);44 this._buffer.writeUInt8(8); // Bit depth45 this._buffer.writeUInt8(colorType);46 this._buffer.writeUInt8(0); // Compression47 this._buffer.writeUInt8(0); // Filter48 this._buffer.writeUInt8(0); // Interlace49 this._buffer.endChunk();50};51PngEncoder.prototype.writeImageGamma = function PngEncoder_writeImageGamma(gamma) {52 this._buffer.startChunk("gAMA");53 this._buffer.writeUInt32BE(gamma || 45455);54 this._buffer.endChunk();55};56PngEncoder.prototype.writeTrueColorWithAlpha = function PngEncoder_writeTrueColorWithAlpha(colorRanges, width, height) {57 this._buffer.startChunk("IDAT");58 var buffer = Buffer.alloc(width * height * 4 + height);59 var outputCursor = 0;60 var canvasCursor = 0;61 for (var y = 0; y < height; y++) {62 buffer.writeUInt8(0); // No filtering63 outputCursor++;64 for (var x = 0; x < width; canvasCursor++) {65 var count = colorRanges[canvasCursor * 2 + 0];66 // Use a bitwise operator to ensure the color is expressed as a signed 32-bit integer67 var color = colorRanges[canvasCursor * 2 + 1] & 0xffffffff;68 for (var i = 0; i < count; i++) {69 buffer.writeInt32BE(color, outputCursor);70 outputCursor += 4;71 }72 x += count;73 }74 }75 var compressed = zlib.deflateSync(buffer);76 this._buffer.writeBuffer(compressed);77 this._buffer.endChunk();78};79PngEncoder.prototype.writeIndexed = function PngEncoder_writeIndexed(colorRanges, palette, width, height) {80 this._buffer.startChunk("IDAT");81 var buffer = Buffer.alloc(width * height + height);82 var outputCursor = 0;83 var canvasCursor = 0;84 for (var y = 0; y < height; y++) {85 buffer.writeUInt8(0); // No filtering86 outputCursor++;87 for (var x = 0; x < width; canvasCursor++) {88 var count = colorRanges[canvasCursor * 2 + 0];89 var color = colorRanges[canvasCursor * 2 + 1];90 var colorIndex = palette.lookup[color];91 for (var i = 0; i < count; i++) {92 buffer.writeUInt8(colorIndex, outputCursor);93 outputCursor++;94 }95 x += count;96 }97 }98 var compressed = zlib.deflateSync(buffer);99 this._buffer.writeBuffer(compressed);100 this._buffer.endChunk();101};102PngEncoder.prototype.writePalette = function PngEncoder_writePalette(palette) {103 if (palette && palette.isValid) {104 this._buffer.startChunk("PLTE");105 for (var i = 0; i < palette.colors.length; i++) {106 this._buffer.writeUInt8(colorUtils.red(palette.colors[i]));107 this._buffer.writeUInt8(colorUtils.green(palette.colors[i]));108 this._buffer.writeUInt8(colorUtils.blue(palette.colors[i]));109 }110 this._buffer.endChunk();111 }112};113PngEncoder.prototype.writeTransparency = function PngEncoder_writeTransparency(palette) {114 if (palette && palette.isValid && palette.hasAlphaChannel) {115 this._buffer.startChunk("tRNS");116 for (var i = 0; i < palette.colors.length; i++) {117 this._buffer.writeUInt8(colorUtils.alpha(palette.colors[i]));118 }119 this._buffer.endChunk();120 }121};122PngEncoder.prototype.writeTextualData = function PngEncoder_writeTextualData(key, value) {123 this._buffer.startChunk("tEXt");124 this._buffer.writeString(key);125 this._buffer.writeUInt8(0);126 this._buffer.writeString(value);127 this._buffer.endChunk();128};129PngEncoder.prototype.writeImageEnd = function PngEncoder_writeImageEnd() {130 this._buffer.startChunk("IEND");131 this._buffer.endChunk();132};133PngEncoder.prototype.getBuffer = function PngEncoder_getBuffer() {134 return this._buffer.getBuffer();135};136PngEncoder.GRAYSCALE = 0;137PngEncoder.TRUE_COLOR = 2;138PngEncoder.INDEXED_COLOR = 3;139PngEncoder.GRAYSCALE_WITH_ALPHA = 4;140PngEncoder.TRUE_COLOR_WITH_ALPHA = 6;...

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Upload.js

Source:Upload.js Github

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1import React, { useEffect, useState } from "react";2import { ProgressBar, Jumbotron, Form } from "react-bootstrap";3import axios from "axios";4const chunkSize = 1048576 * 100; //its 3MB, increase the number measure in mb5function Upload() {6 const [showProgress, setShowProgress] = useState(false);7 const [progress, setProgress] = useState(0);8 const [fileState, setFileState] = useState({9 fileSize: 0,10 fileId: "",11 totalChunks: 0,12 totalChunksUploaded: 0,13 startChunk: 0,14 endChunk: chunkSize,15 fileToUpload: null,16 uploadedBytes: 0,17 });18 const progressInstance = (19 <ProgressBar animated now={progress} label={`${progress.toFixed(3)}%`} />20 );21 useEffect(() => {22 if (fileState.fileSize > 0) {23 fileUpload(fileState.totalChunksUploaded);24 }25 }, [fileState.fileSize, fileState.totalChunksUploaded]);26 const getFileContext = (e) => {27 setShowProgress(true);28 setProgress(0);29 resetState();30 const file_obj = e.target.files[0];31 const fileId = `${file_obj.size}-${file_obj.lastModified}-${file_obj.name}`;32 axios33 .get("http://localhost:3002/upload/status", {34 headers: {35 "x-file-name": fileId,36 "file-size": file_obj.size,37 },38 })39 .then(({ data }) => {40 const uploadedBytes = data.uploaded;41 console.log("uploaded bbytes ", uploadedBytes);42 const bytesRemaining = file_obj.size - uploadedBytes;43 const endingChunk = Math.min(uploadedBytes + chunkSize, file_obj.size);44 setFileState({45 fileSize: file_obj.size,46 fileId,47 totalChunks: Math.ceil(bytesRemaining / chunkSize),48 totalChunksUploaded: 0,49 startChunk: uploadedBytes,50 endChunk:51 endingChunk === fileState.fileSize ? endingChunk + 1 : endingChunk,52 fileToUpload: file_obj,53 uploadedBytes,54 });55 })56 .catch((err) => console.error("Status call failed ", err));57 };58 const fileUpload = (totalChunksUploaded) => {59 const {60 totalChunks,61 fileToUpload,62 startChunk,63 endChunk,64 fileId,65 } = fileState;66 if (totalChunksUploaded <= totalChunks) {67 var chunk = fileToUpload.slice(startChunk, endChunk);68 uploadChunk(chunk);69 } else {70 axios71 .post("http://localhost:3002/upload/complete", {72 headers: {73 "x-file-name": fileId,74 },75 })76 .then(resetState);77 }78 };79 const uploadChunk = (chunk) => {80 console.table({ ...fileState, fileToUpload: "" });81 const {82 fileId,83 startChunk,84 endChunk,85 fileSize,86 totalChunksUploaded,87 uploadedBytes,88 } = fileState;89 axios90 .post("http://localhost:3002/upload/files", chunk, {91 headers: {92 "x-file-name": fileId,93 "Content-Range": `bytes ${startChunk}-${endChunk}/${fileSize}`,94 "file-size": fileSize,95 },96 })97 .then(({ data }) => {98 const endingChunk = Math.min(endChunk + chunkSize, fileSize);99 setFileState({100 ...fileState,101 totalChunksUploaded: totalChunksUploaded + 1,102 startChunk: endChunk,103 endChunk: endingChunk === fileSize ? endingChunk + 1 : endingChunk,104 uploadedBytes: endingChunk,105 });106 const prog = fileSize ? (uploadedBytes / fileSize) * 100 : 0.1;107 setProgress(prog);108 });109 };110 const resetState = () => {111 setFileState({112 fileSize: 0,113 fileId: "",114 totalChunks: 0,115 totalChunksUploaded: 0,116 startChunk: 0,117 endChunk: chunkSize,118 fileToUpload: null,119 uploadedBytes: 0,120 });121 };122 return (123 <Jumbotron>124 <Form>125 <Form.Group>126 <Form.File127 id="exampleFormControlFile1"128 onChange={getFileContext}129 label="Example file input"130 />131 </Form.Group>132 <Form.Group style={{ display: showProgress ? "block" : "none" }}>133 {progressInstance}134 </Form.Group>135 </Form>136 </Jumbotron>137 );138}...

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readAsyncIterUntilSequence.js

Source:readAsyncIterUntilSequence.js Github

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1const CBuffer = require('cbuffer');2const looseAsyncIterWrapper = require('../looseAsyncIterWrapper');3const checkIfAsyncIterEmpty = require('../iter-utils/checkIfAsyncIterEmpty');4const iterFrom = require('../iter-utils/iterFrom');5const cBufferEqualsSequence = require('./cBufferEqualsSequence');6module.exports = readAsyncIterUntilSequence;7function readAsyncIterUntilSequence(source, sequence) {8 const sourceIterator = source[Symbol.asyncIterator]();9 // const sequenceBuf = Buffer.from(sequence);10 const sequenceBuf =11 sequence.constructor === Buffer ? sequence : Buffer.from(sequence);12 const compWindow = new CBuffer(sequenceBuf.length);13 let tempChunk = [];14 let intermediateChunk1 = Buffer.alloc(0);15 let intermediateChunk2 = Buffer.alloc(0);16 // const untilNextOccurance = (async function* () {17 // for await (const chunk of looseAsyncIterWrapper(sourceIterator)) {18 // const idx = chunk.indexOf(sequenceBuf);19 // for (let i = 0; i < chunk.length; ++i) {20 // compWindow.push(chunk[i]);21 // if (cBufferEqualsSequence(compWindow, sequenceBuf)) {22 // const startChunk = chunk.subarray(0, i + 1 - sequenceBuf.length);23 // const endChunk = chunk.subarray(i + 1);24 // yield startChunk;25 // if (endChunk.length) {26 // tempChunk = iterFrom(endChunk);27 // }28 // return;29 // }30 // }31 // yield chunk;32 // }33 // })();34 const untilNextOccurance = (async function* () {35 let chunk;36 for await (chunk of looseAsyncIterWrapper(sourceIterator)) {37 // let idx;38 // for (;;) {39 // idx = chunk.indexOf(sequenceBuf);40 // if (idx === -1) {41 // yield chunk;42 // break;43 // }44 // const startChunk = chunk.subarray(0, idx + 1 - sequenceBuf.length);45 // const endChunk = chunk.subarray(idx + 1);46 // yield startChunk;47 // }48 const idx = chunk.indexOf(sequenceBuf);49 if (idx !== -1) {50 const startChunk = chunk.subarray(0, idx + 1 - sequenceBuf.length);51 const endChunk = chunk.subarray(idx + 1);52 yield startChunk;53 if (endChunk.length) {54 tempChunk = iterFrom(endChunk);55 }56 break;57 }58 yield chunk;59 }60 })();61 // const untilNextOccurance2 = (async function* () {62 // const untilMatch = takeFromAsyncIterUntil(63 // sourceIterator,64 // chunk => {65 // for (let i = 0; i < chunk.length; ++i) {66 // compWindow.push(chunk[i]);67 // if (cBufferEqualsSequence(compWindow, sequenceBuf)) {68 // return true;69 // const startChunk = chunk.subarray(0, i + 1 - sequenceBuf.length);70 // const endChunk = chunk.subarray(i + 1);71 // // if (startChunk.length) {72 // // yield startChunk;73 // // }74 // if (endChunk.length) {75 // tempChunk = iterFrom(endChunk);76 // }77 // }78 // }79 // },80 // { includeLast: true }81 // );82 // let chunk;83 // for await (chunk of untilMatch) {84 // yield chunk;85 // }86 // if (chunk !== undefined) {87 // const startChunk = chunk.subarray(0, i + 1 - sequenceBuf.length);88 // const endChunk = chunk.subarray(i + 1);89 // }90 // })();91 const restOfSource = (async function* () {92 yield* tempChunk;93 yield* looseAsyncIterWrapper(sourceIterator);94 })();95 return [untilNextOccurance, restOfSource];96}97async function* takeFromAsyncIterUntil(98 source,99 predicate = () => false,100 { includeLast = false } = {}101) {102 for await (const item of looseAsyncIterWrapper(source)) {103 if (!predicate(item)) {104 if (includeLast) {105 yield item;106 }107 break;108 }109 yield item;110 }...

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file.controller.js

Source:file.controller.js Github

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1const httpStatus = require('http-status');2const mongoose = require('mongoose');3const sharp = require('sharp');4const GridFs = require('gridfs-stream');5eval(`GridFs.prototype.findOne = ${GridFs.prototype.findOne.toString().replace('nextObject', 'next')}`);6const GifEncoder = require('gif-encoder');7const catchAsync = require('../utils/catchAsync');8const config = require('../config/config');9let gfs;10const conn = mongoose.createConnection(config.mongoose.url_file, config.mongoose.options);11conn.once('open', () => {12 // Init stream13 gfs = GridFs(conn.db, mongoose.mongo);14 gfs.collection('files');15});16const getFiles = catchAsync(async (req, res) => {17 const { id } = req.params;18 const { w, h } = req.query;19 if (!id || id === 'undefined') {20 res.status(httpStatus.BAD_REQUEST, 'No imges were found');21 }22 const _id = new mongoose.Types.ObjectId(id);23 gfs.findOne({ _id }, (err, files) => {24 if (err) res.send(err);25 if (!files || files.length === 0) return res.status(httpStatus.BAD_REQUEST).send('no files exist');26 const fileTypes = files.contentType.split('/')[0].toUpperCase();27 if (fileTypes === 'IMAGE') {28 if (files.contentType === 'image/gif') {29 const gif = new GifEncoder(w, h);30 gif.pipe(gfs.createReadStream(_id)).pipe(res);31 } else {32 gfs33 .createReadStream(_id)34 .pipe(sharp().resize({ width: w, height: h, fit: sharp.fit.inside }).png())35 .pipe(res);36 }37 } else if (fileTypes === 'AUDIO' || fileTypes === 'VIDEO') {38 const { range } = req.headers;39 const { length } = files;40 const CHUNK_SIZE = 10 ** 6;41 const startChunk = Number((range || '').replace(/bytes=/, '').split('-')[0]);42 const endChunk = Math.min(startChunk + CHUNK_SIZE, length - 1);43 const chunkSize = endChunk - startChunk + 1;44 res.set({45 'Content-Range': `bytes ${startChunk}-${endChunk}/${length}`,46 'Content-Length': chunkSize,47 'Content-Type': files.contentType,48 'Accept-Ranges': 'bytes',49 });50 res.status(206);51 const fileReadStream = gfs.createReadStream({52 _id,53 range: {54 startPos: startChunk,55 endPos: endChunk,56 },57 });58 fileReadStream.on('open', () => fileReadStream.pipe(res));59 fileReadStream.on('end', () => res.end());60 } else {61 const { length } = files;62 if (files.contentType === 'application/pdf') {63 res.set({64 'Content-Length': length,65 'Content-Type': files.contentType,66 'Content-Transfer-Encoding': 'binary',67 'Accept-Ranges': 'bytes',68 });69 } else70 res.set({71 'Content-Length': length,72 'Content-Disposition': `attachment; filename=${files.filename}`,73 'Content-Type': files.contentType,74 'Content-Transfer-Encoding': 'binary',75 'Accept-Ranges': 'bytes',76 });77 gfs.createReadStream(_id).pipe(res);78 }79 });80});81module.exports = {82 getFiles,...

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Decompose DNA.js

Source:Decompose DNA.js Github

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1// https://www.codewars.com/kata/decompose-double-strand-dna-into-6-reading-frames2const REVERSING = {3 A:'T',4 G:'C',5 T:'A',6 C:'G'7};8const FRAMES_SCHEMA = [9 {name:'Frame 1',startChunk:3,maxChunkSize:3},10 {name:'Frame 2',startChunk:1,maxChunkSize:3},11 {name:'Frame 3',startChunk:2,maxChunkSize:3}12]13function spliceStingIntoChunks(string,startChunk,maxChunkSize){14 const array = Array.from(string);15 const chunks = [];16 let i = 0;17 while(array.length>0) {18 chunks.push(array.splice(0, i?maxChunkSize:startChunk));19 i++;20 }21 return chunks;22}23const COMMA_REGEXP = /\,/g;24function combineStringFromChunks(chunks) {25 return chunks.join(' ').replace(COMMA_REGEXP,'');26}27function replaceAt(str,index,sub) {28 return str.substr(0,index) + sub + str.substr(index+1,str.length);29}30function reverseDNA(dna) {31 let i = 0;32 while(dna.length>i) {33 dna = replaceAt(dna,i,REVERSING[dna[i]] || dna[i]);34 i++;35 }36 return dna;37}38function decomposeDoubleStrand(doubleStrand){39 let outputData = '';40 FRAMES_SCHEMA.forEach(({name,startChunk,maxChunkSize})=>{41 outputData+= name+': '+combineStringFromChunks(spliceStingIntoChunks(doubleStrand,startChunk,maxChunkSize))+'\n';42 });43 outputData+='\n';44 const reversedDna = reverseDNA(doubleStrand).split('').reverse().join('');45 FRAMES_SCHEMA.forEach(({name,startChunk,maxChunkSize})=>{46 outputData+= 'Reverse '+name+': '+combineStringFromChunks(spliceStingIntoChunks(reversedDna,startChunk,maxChunkSize))+'\n';47 });48 return outputData.substr(0,outputData.length-1);49}...

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jsonp.js

Source:jsonp.js Github

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1/*!2 * jsonp.js3 * Created by Kilian Ciuffolo on Dec 25, 20134 * Copyright (c) 2013 Kilian Ciuffolo, me@nailik.org5 */6'use strict'7const JSONPStream = require('./jsonp-stream')8module.exports = function jsonp (options) {9 options = options || {}10 let domain = options.domain || '.default.lan'11 let callbackName = options.callbackName || 'callback'12 let iframeHtmlTemplate = [13 '<!doctype html><html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"/><script type="text/javascript">document.domain = "' + domain + '";parent.',14 '(',15 ');</script></head><body></body></html>'16 ]17 return function * _jsonp (next) {18 yield* next19 let startChunk, endChunk20 let callback = this.query[callbackName]21 if (!callback) return22 if (this.body == null) return23 if (this.method === 'POST') {24 this.type = 'html'25 startChunk = iframeHtmlTemplate[0] + callback + iframeHtmlTemplate[1]26 endChunk = iframeHtmlTemplate[2]27 } else {28 this.type = 'text/javascript'29 startChunk = ';' + callback + '('30 endChunk = ');'31 }32 // handle streams33 if (typeof this.body.pipe === 'function') {34 this.body = this.body.pipe(new JSONPStream({35 startChunk: startChunk,36 endChunk: endChunk37 }))38 } else {39 this.body = startChunk + JSON.stringify(this.body, null, this.app.jsonSpaces) + endChunk40 // JSON parse vs eval fix. https://github.com/rack/rack-contrib/pull/3741 this.body = this.body42 .replace(/\u2028/g, '\\u2028')43 .replace(/\u2029/g, '\\u2029')44 }45 }...

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index.js

Source:index.js Github

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1const splitter = (promises, options, cb) => new Promise(async (resolve, reject) => {2 if (!promises.length) return resolve();3 const defaultOptions = {4 chunkSize: 5,5 retryLimit: 3,6 startChunk: 1,7 verbose: false,8 logger: {9 log: console.log,10 error: console.error11 }12 };13 if (typeof options === 'function') {14 cb = options;15 options = {};16 } else if (typeof options === 'undefined') {17 options = {};18 }19 options = Object.assign(defaultOptions, options);20 const { chunkSize, retryLimit, verbose, startChunk, logger } = options;21 const l = promises.length;22 const chunkTotal = Math.ceil(l / chunkSize);23 const out = [];24 if (verbose) logger.log(`Splitting promise list in ${chunkTotal} chunk${chunkTotal > 1 ? 's': ''} of ${chunkSize} promise${chunkSize > 1 ? 's' : ''}, starting from chunk ${startChunk}.`);25 for (let i = (startChunk - 1) * chunkSize; i < l; i+=chunkSize) {26 const chunkIndex = i / chunkSize + 1;27 let retryCount = retryLimit || 1;28 if (verbose) logger.log(`chunk ${chunkIndex}`);29 while (retryCount) try {30 const result = await Promise.all(promises.slice(i, i + chunkSize).map(fn => fn(chunkIndex)));31 out.push(result);32 if (cb) cb(null, result);33 break;34 } catch (err) {35 err.chunkIndex = chunkIndex;36 logger.error(err);37 logger.log(`retry ${retryLimit - retryCount + 1}/${retryLimit}...`);38 retryCount--;39 if (retryCount === 0) {40 return reject(err);41 }42 if (cb) cb(err);43 }44 }45 resolve(out);46});...

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Level.js

Source:Level.js Github

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...9 this.chunk = 0;10 //debug a specific chunk (0-6)11 this.chunk = 0;12 this.build();13 this.startChunk(0);14}15Level.prototype.update = function(dt) {16 this.chunks[this.chunk].update(dt);17};18Level.prototype.build = function() {19 this.chunks = [20 new IntroChunk(this),21 new SparseChunk(this),22 new FourthNoteChunk(this),23 new DenseChunk(this),24 new BossChunk(this),25 new ChorusChunk(this),26 new ClimaxChunk(this)27 ];28};29Level.prototype.doItem = function(item) {30 item.action(this.game);31};32Level.prototype.chunkComplete = function(extraTime){33 this.chunk++;34 if(this.chunk >= this.chunks.length) this.chunk = 0;35 this.startChunk(extraTime);36};37Level.prototype.startChunk = function(extraTime) {38 this.chunks[this.chunk].start(extraTime);...

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Using AI Code Generation

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1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 await page.startChunk();6 await page.startChunk();7 await browser.close();8})();

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Using AI Code Generation

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1const { startChunk } = require('@playwright/test');2const { chromium } = require('playwright');3const browser = await chromium.launch();4const context = await browser.newContext();5const page = await context.newPage();6const recorder = await startChunk(page);7const { stopChunk } = require('@playwright/test');8const { chromium } = require('playwright');9const browser = await chromium.launch();10const context = await browser.newContext();11const page = await context.newPage();12const recorder = await startChunk(page);13await stopChunk(recorder);14### `startChunk(page)`15### `stopChunk(recorder)`16const { test, expect } = require('@playwright/test');17const { startChunk, stopChunk } = require('@playwright/test');18test('basic test', async ({ page }) => {19 const recorder = await startChunk(page);20 await expect(page).toHaveTitle('Playwright');21 await stopChunk(recorder);22});23- [Playwright](

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Using AI Code Generation

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1const { Playwright } = require("playwright");2const playwright = new Playwright();3(async () => {4 const browser = await playwright.chromium.launch();5 const page = await browser.newPage();6 await page.startChunk();7 await page.stopChunk();8 await browser.close();9})();10### `page.startChunk()`11### `page.stopChunk()`12### `page.isRecording()`13### `page.getChunks()`14### `page.saveChunks(file)`15### `page.loadChunks(file)`

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Using AI Code Generation

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1const { test } = require('@playwright/test');2const { startChunk } = require('@playwright/test/lib/server/chromium/recorder/recorderApp');3const path = require('path');4test('test', async ({ page }) => {5 await startChunk(page, path.join(__dirname, 'testChunk'));6 await page.click('text="Docs"');7 await page.click('text="API"');8 await page.click('text="class"');9 await page.click('text="BrowserCon

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Using AI Code Generation

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1const { startChunk, stopChunk } = require('playwright-core/lib/server/chromium/recorder/recorderApp');2startChunk(page);3stopChunk(page);4const { startChunk, stopChunk } = require('playwright-core/lib/server/chromium/recorder/recorderApp');5const { chromium } = require('playwright-core');6(async () => {7 const browser = await chromium.launch();8 const page = await browser.newPage();9 startChunk(page);10 await page.click('text=Get started');11 stopChunk(page);12 await browser.close();13})();14#### startChunk(page: Page)15#### stopChunk(page: Page)

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Using AI Code Generation

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1const { _electron } = require('playwright');2const path = require('path');3const fs = require('fs');4const { promisify } = require('util');5const writeFileAsync = promisify(fs.writeFile);6const { chromium } = require('playwright');7(async () => {8 const browser = await chromium.launch({ headless: false });9 const context = await browser.newContext();10 const page = await context.newPage();11 const video = await page.$('video');12 const videoPath = path.join(__dirname, 'video.mp4');13 const videoWriter = await _electron.startChunk(video, videoPath);14 await page.waitForTimeout(5000);15 await videoWriter.stop();16 await browser.close();17})();

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Using AI Code Generation

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1const { chromium } = require('playwright');2const path = require('path');3(async () => {4 const browser = await chromium.launch({5 });6 const context = await browser.newContext({7 recordVideo: { dir: path.join(__dirname, 'videos') },8 });9 const page = await context.newPage();10 await page._client.send('Network.setCacheDisabled', { cacheDisabled: true });11 await page._client.send('Network.setBypassServiceWorker', { bypass: true });12 await page._client.send('Network.emulateNetworkConditions', {13 });14 await page._client.send('Network.setExtraHTTPHeaders', {15 headers: {16 'Accept-Language': 'en-US,en;q=0.9',17 },18 });19 await page._client.send('Network.setAcceptLanguageOverride', {20 acceptLanguage: 'en-US,en;q=0.9',21 });22 await page._client.send('Network.setUserAgentOverride', {23 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4427.0 Safari/537.36',24 });25 await page._client.send('Network.setBlockedURLs', {26 });27 await page._client.send('

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Using AI Code Generation

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1const { startChunk, endChunk } = require('playwright/lib/server/chromium/recorder/recorderApp');2(async () => {3 await startChunk('test');4 await endChunk();5})();6const { test, startChunk, endChunk } = require('@playwright/test');7test('test', async ({ page }) => {8 await startChunk('test');9 await endChunk();10});11const { startChunk, endChunk } = require('playwright/lib/server/chromium/recorder/recorderApp');12(async () => {13 await startChunk('test');14 await endChunk();15})();16const { test, startChunk, endChunk } = require('@playwright/test');17test('test', async ({ page }) => {18 await startChunk('test');19 await endChunk();20});21const { startChunk, pauseChunk, endChunk } = require('playwright/lib/server/chromium/recorder/recorderApp');22(async () => {23 await startChunk('test');

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Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

  1. What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
  2. How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
  3. Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
  4. What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
  5. Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
  6. Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
  7. Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
  8. Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
  9. Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
  10. Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
  11. Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
  12. Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.

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