KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use getReactRootID method in backstopjs

Best JavaScript code snippet using backstopjs

ReactMount.js

Source:ReactMount.js

1const containersByReactRootID = new Map()2const instanceByReactRootID = new Map()3const ReactMount = {4  renderComponent(nextComponent, container) {5    const prevComponent = instanceByReactRootID.get(getReactRootID(container))6    if (prevComponent) {7      if (prevComponent.constructor === nextComponent.constructor) {8        prevComponent.replaceProps(nextComponent.props)9        return prevComponent10      } else {11      }12    }13    const reactRootID = ReactMount.registerContainer(container)14    instanceByReactRootID.set(reactRootID, nextComponent)15    nextComponent.mountComponentIntoNode(reactRootID, container)16    return nextComponent17  },18  registerContainer(container) {19    let reactRootID = getReactRootID(container)20    if (!reactRootID) {21      reactRootID = window.crypto.randomUUID()22    }23    containersByReactRootID.set(reactRootID, container)24    return reactRootID25  }26}27function getReactRootID(container) {28  return container.firstChild && container.firstChild.id;29}...

Using AI Code Generation

1module.exports = async function (page, scenario) {2  const id = await page.evaluate(() => {3    const reactRoot = document.getElementById('root');4    return window.getReactRootID(reactRoot);5  });6  await page.evaluate((id) => {7    window.reactRootID = id;8  }, id);9};10module.exports = async function (page, scenario) {11  const id = await page.evaluate(() => {12    const reactRoot = document.getElementById('root');13    return window.getReactRootID(reactRoot);14  });15  await page.evaluate((id) => {16    window.reactRootID = id;17  }, id);18};19MIT © [Sudhanshu Yadav](

Using AI Code Generation

1const getReactRootId = require('./getReactRootId');2const reactRootId = getReactRootId();3module.exports = {4    {5    }6    {7    }8  paths: {9  },10  engineOptions: {11  },12};13const puppeteer = require('puppeteer');14const getReactRootId = async () => {15  const browser = await puppeteer.launch({16  });17  const page = await browser.newPage();18  const reactRootId = await page.evaluate(() => {19    const reactRoot = document.querySelector('[data-reactroot]');20    return reactRoot.getAttribute('data-reactroot');21  });22  await browser.close();23  return `[data-reactroot="${reactRootId}"]`;24};25module.exports = getReactRootId;

Using AI Code Generation

1var getReactRootID = function(selector) {2  var reactRoot = document.querySelector(selector);3  var reactRootID = reactRoot.getAttribute('data-reactid');4  return reactRootID;5};6module.exports = {7    {8    }9    {10    }11  "paths": {12  },13  "engineOptions": {14  },15}

Using AI Code Generation

1var getReactRootID = require('./reactRootID');2var reactRootID = getReactRootID();3module.exports = function (casper, scenario, vp) {4  casper.evaluate(function (reactRootID) {5    var reactRoot = document.getElementById(reactRootID);6    var reactRootRect = reactRoot.getBoundingClientRect();7    var reactRootStyle = window.getComputedStyle(reactRoot);8    var reactRootPaddingLeft = parseInt(reactRootStyle.getPropertyValue('padding-left'), 10);9    var reactRootPaddingTop = parseInt(reactRootStyle.getPropertyValue('padding-top'), 10);10    var reactRootPaddingRight = parseInt(reactRootStyle.getPropertyValue('padding-right'), 10);11    var reactRootPaddingBottom = parseInt(reactRootStyle.getPropertyValue('padding-bottom'), 10);12    var reactRootPaddingWidth = reactRootPaddingLeft + reactRootPaddingRight;13    var reactRootPaddingHeight = reactRootPaddingTop + reactRootPaddingBottom;14    var reactRootWidth = reactRootRect.width - reactRootPaddingWidth;15    var reactRootHeight = reactRootRect.height - reactRootPaddingHeight;16    var reactRootLeft = reactRootRect.left + reactRootPaddingLeft;17    var reactRootTop = reactRootRect.top + reactRootPaddingTop;18    return {19    };20  }, reactRootID);21};22var getReactRootID = function () {23  var reactRootID = document.querySelector('[data-reactroot]').getAttribute('id');24  return reactRootID;25};26module.exports = getReactRootID;

Using AI Code Generation

1var backstopjs = require('backstopjs');2var getReactRootID = backstopjs.getReactRootID;3var rootID = getReactRootID(document.querySelector('#root'));4console.log('Root ID: ' + rootID);5var backstopjs = require('backstopjs');6var getReactRootID = backstopjs.getReactRootID;7var rootID = getReactRootID(document.querySelector('#root'));8console.log('Root ID: ' + rootID);9  {10  }

Using AI Code Generation

1var getReactRootID = require('backstopjs/core/util/getReactRootID');2var reactRootID = getReactRootID(document.body);3console.log(reactRootID);4{5    {6    }7}8[BackstopJS](

Using AI Code Generation

1const getReactRootID = (selector) => {2  return document.querySelector(selector).getAttribute('data-reactroot');3}4module.exports = {5};6{7    {

Using AI Code Generation

1var backstopjs = require('backstopjs');2var id = backstopjs.getReactRootID('body');3console.log(id);4### 2. Create config file (backstop.json)5{6    {7    },8    {9    },10    {11    }12    {13    }14  "paths": {15  },16  "engineOptions": {17  },18}19### 3. Create scenario files (backstop_data/engine_scripts/puppet/onBefore.js and backstop_data/engine_scripts/puppet/onReady.js)20module.exports = function (casper, scenario) {21  casper.evaluate(function () {

Using AI Code Generation

1var rootID = document.getElementsByClassName('_1v1d')[0].getAttribute('data-reactid');2var rootIDNum = rootID.split('$')[1];3var reactRootID = '$r' + rootIDNum;4console.log(reactRootID);5    {6    }7MIT © [Nikhil](

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.