How to use create_prerendered_page method in wpt

Best JavaScript code snippet using wpt

utils.js

Source:utils.js

...143  close() {144    this.broadcastChannel.close();145  }146};147async function create_prerendered_page(t) {148  const uuid = token();149  new PrerenderChannel(uuid, 'log').addEventListener('message', message => {150    // Calling it with ['log'] to avoid lint issue. This log should be used for debugging151    // the prerendered context, not testing.152    if(window.console)153      console['log']('[From Prerendered]', ...message.detail);154  });155  const execChannel = new PrerenderChannel(uuid, 'exec');156  const initChannel = new PrerenderChannel(uuid, 'initiator');157  const exec = (func, args = []) => {158      const receiver = token();159      execChannel.postMessage({receiver, fn: func.toString(), args});160      return new Promise((resolve, reject) => {161        const channel = new PrerenderChannel(uuid, receiver);162        channel.addEventListener('message', ({detail}) => {163          channel.close();164          if (detail.error)165            reject(detail.error)166          else167            resolve(detail.result);168        });169      })170    };171  window.open(`/speculation-rules/prerender/resources/eval-init.html?uuid=${uuid}`, '_blank', 'noopener');172  t.add_cleanup(() => initChannel.postMessage('close'));173  t.add_cleanup(() => exec(() => window.close()));174  await new Promise(resolve => {175    const channel = new PrerenderChannel(uuid, 'ready');176    channel.addEventListener('message', () => {177      channel.close();178      resolve();179    });180  });181  async function activate() {182    const prerendering = exec(() => new Promise(resolve =>183      document.addEventListener('prerenderingchange', () => {184        resolve(document.prerendering);185      })));186    initChannel.postMessage('activate');187    if (await prerendering)188      throw new Error('Should not be prerendering at this point')189  }190  return {191    exec,192    activate193  };194}195function test_prerender_restricted(fn, expected, label) {196  promise_test(async t => {197    const {exec} = await create_prerendered_page(t);198    let result = null;199    try {200      await exec(fn);201      result = "OK";202    } catch (e) {203      result = e.name;204    }205    assert_equals(result, expected);206  }, label);207}208function test_prerender_defer(fn, label) {209  promise_test(async t => {210    const {exec, activate} = await create_prerendered_page(t);211    let activated = false;212    const deferred = exec(fn);213    const post = new Promise(resolve =>214      deferred.then(result => {215        assert_true(activated, "Deferred operation should occur only after activation");216        resolve(result);217      }));218    await new Promise(resolve => t.step_timeout(resolve, 100));219    await activate();220    activated = true;221    await post;222  }, label);...

Using AI Code Generation

1var webdriver = require('selenium-webdriver');2var wpt = require('webpagetest');3var wptdriver = require('wptdriver');4var By = webdriver.By;5var until = webdriver.until;6var driver = new webdriver.Builder()7  .forBrowser('chrome')8  .build();9driver.manage().window().maximize();10var wptdriver = require('wptdriver');11  if (err) {12    console.log('error: ', err);13  } else {14    console.log('result: ', result);15  }16});17driver.quit(

Using AI Code Generation

1var wpt = require('webpagetest');2var wpt = new WebPageTest('www.webpagetest.org', 'A.12345678901234567890123456789012');3  console.log('Create Prerendered Page');4  console.log(data);5});6var wpt = require('webpagetest');7var wpt = new WebPageTest('www.webpagetest.org', 'A.12345678901234567890123456789012');8  console.log('Get Prerendered Page');9  console.log(data);10});11var wpt = require('webpagetest');12var wpt = new WebPageTest('www.webpagetest.org', 'A.12345678901234567890123456789012');13wpt.get_status(function(err, data) {14  console.log('Get Status');15  console.log(data);16});17var wpt = require('webpagetest');18var wpt = new WebPageTest('www.webpagetest.org', 'A.12345678901234567890123456789012');19wpt.get_testers(function(err, data) {20  console.log('Get Testers');21  console.log(data);22});23var wpt = require('webpagetest');24var wpt = new WebPageTest('www.webpagetest.org', 'A.12345678901234567890123456789012');25wpt.get_locations(function(err, data) {26  console.log('Get Locations');27  console.log(data);28});29var wpt = require('webpagetest');30var wpt = new WebPageTest('www.webpagetest.org', 'A.12345678901234567890123456789012');31wpt.get_location('Dulles_IE9', function(err, data) {

Using AI Code Generation

1var wptdriver = require('wptdriver');2var page = new wptdriver.create_prerendered_page(url);3console.log(page.title());4console.log(page.url());5console.log(page.content());6page.close();7var wptdriver = require('wptdriver');8var page = new wptdriver.create_page(url);9console.log(page.title());10console.log(page.url());11console.log(page.content());12page.close();13var wptdriver = require('wptdriver');14var page = new wptdriver.create_page(url);15console.log(page.title());16console.log(page.url());17console.log(page.content());18page.close();19var wptdriver = require('wptdriver');20var page = new wptdriver.create_page(url);21console.log(page.title());22console.log(page.url());23console.log(page.content());24page.close();25var wptdriver = require('wptdriver');26var page = new wptdriver.create_page(url);27console.log(page.title());28console.log(page.url());29console.log(page.content());30page.close();31var wptdriver = require('wptdriver');32var page = new wptdriver.create_page(url);33console.log(page.title());34console.log(page.url());35console.log(page.content());36page.close();37var wptdriver = require('wptdriver');38var page = new wptdriver.create_page(url);39console.log(page.title());40console.log(page.url());41console.log(page.content());42page.close();43var wptdriver = require('wpt

Using AI Code Generation

1var WebPageTest = require('webpagetest');2var wpt = new WebPageTest('www.webpagetest.org', 'A.2f4a6d1e0e2d6e7b6c0a6d9b6a9f6a7a');3    if(err) {4        console.log(err);5    } else {6        console.log(data);7    }8});

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.