How to use isValidElement method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactElementJSX-test.js

Source:ReactElementJSX-test.js Github

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...48 render() {49 return JSXRuntime.jsx('div', {});50 }51 }52 expect(React.isValidElement(JSXRuntime.jsx('div', {}))).toEqual(true);53 expect(React.isValidElement(JSXRuntime.jsx(Component, {}))).toEqual(true);54 expect(55 React.isValidElement(JSXRuntime.jsx(JSXRuntime.Fragment, {})),56 ).toEqual(true);57 if (__DEV__) {58 expect(React.isValidElement(JSXDEVRuntime.jsxDEV('div', {}))).toEqual(59 true,60 );61 }62 expect(React.isValidElement(null)).toEqual(false);63 expect(React.isValidElement(true)).toEqual(false);64 expect(React.isValidElement({})).toEqual(false);65 expect(React.isValidElement('string')).toEqual(false);66 if (!__EXPERIMENTAL__) {67 let factory;68 expect(() => {69 factory = React.createFactory('div');70 }).toWarnDev(71 'Warning: React.createFactory() is deprecated and will be removed in a ' +72 'future major release. Consider using JSX or use React.createElement() ' +73 'directly instead.',74 {withoutStack: true},75 );76 expect(React.isValidElement(factory)).toEqual(false);77 }78 expect(React.isValidElement(Component)).toEqual(false);79 expect(React.isValidElement({type: 'div', props: {}})).toEqual(false);80 const jsonElement = JSON.stringify(JSXRuntime.jsx('div', {}));81 expect(React.isValidElement(JSON.parse(jsonElement))).toBe(true);82 });83 it('is indistinguishable from a plain object', () => {84 const element = JSXRuntime.jsx('div', {className: 'foo'});85 const object = {};86 expect(element.constructor).toBe(object.constructor);87 });88 it('should use default prop value when removing a prop', () => {89 class Component extends React.Component {90 render() {91 return JSXRuntime.jsx('span', {});92 }93 }94 Component.defaultProps = {fruit: 'persimmon'};95 const container = document.createElement('div');96 const instance = ReactDOM.render(97 JSXRuntime.jsx(Component, {fruit: 'mango'}),98 container,99 );100 expect(instance.props.fruit).toBe('mango');101 ReactDOM.render(JSXRuntime.jsx(Component, {}), container);102 expect(instance.props.fruit).toBe('persimmon');103 });104 it('should normalize props with default values', () => {105 class Component extends React.Component {106 render() {107 return JSXRuntime.jsx('span', {children: this.props.prop});108 }109 }110 Component.defaultProps = {prop: 'testKey'};111 const instance = ReactTestUtils.renderIntoDocument(112 JSXRuntime.jsx(Component, {}),113 );114 expect(instance.props.prop).toBe('testKey');115 const inst2 = ReactTestUtils.renderIntoDocument(116 JSXRuntime.jsx(Component, {prop: null}),117 );118 expect(inst2.props.prop).toBe(null);119 });120 it('throws when changing a prop (in dev) after element creation', () => {121 class Outer extends React.Component {122 render() {123 const el = JSXRuntime.jsx('div', {className: 'moo'});124 if (__DEV__) {125 expect(function() {126 el.props.className = 'quack';127 }).toThrow();128 expect(el.props.className).toBe('moo');129 } else {130 el.props.className = 'quack';131 expect(el.props.className).toBe('quack');132 }133 return el;134 }135 }136 const outer = ReactTestUtils.renderIntoDocument(137 JSXRuntime.jsx(Outer, {color: 'orange'}),138 );139 if (__DEV__) {140 expect(ReactDOM.findDOMNode(outer).className).toBe('moo');141 } else {142 expect(ReactDOM.findDOMNode(outer).className).toBe('quack');143 }144 });145 it('throws when adding a prop (in dev) after element creation', () => {146 const container = document.createElement('div');147 class Outer extends React.Component {148 render() {149 const el = JSXRuntime.jsx('div', {children: this.props.sound});150 if (__DEV__) {151 expect(function() {152 el.props.className = 'quack';153 }).toThrow();154 expect(el.props.className).toBe(undefined);155 } else {156 el.props.className = 'quack';157 expect(el.props.className).toBe('quack');158 }159 return el;160 }161 }162 Outer.defaultProps = {sound: 'meow'};163 const outer = ReactDOM.render(JSXRuntime.jsx(Outer, {}), container);164 expect(ReactDOM.findDOMNode(outer).textContent).toBe('meow');165 if (__DEV__) {166 expect(ReactDOM.findDOMNode(outer).className).toBe('');167 } else {168 expect(ReactDOM.findDOMNode(outer).className).toBe('quack');169 }170 });171 it('does not warn for NaN props', () => {172 class Test extends React.Component {173 render() {174 return JSXRuntime.jsx('div', {});175 }176 }177 const test = ReactTestUtils.renderIntoDocument(178 JSXRuntime.jsx(Test, {value: +undefined}),179 );180 expect(test.props.value).toBeNaN();181 });182 it('should warn when `key` is being accessed on composite element', () => {183 const container = document.createElement('div');184 class Child extends React.Component {185 render() {186 return JSXRuntime.jsx('div', {children: this.props.key});187 }188 }189 class Parent extends React.Component {190 render() {191 return JSXRuntime.jsxs('div', {192 children: [193 JSXRuntime.jsx(Child, {}, '0'),194 JSXRuntime.jsx(Child, {}, '1'),195 JSXRuntime.jsx(Child, {}, '2'),196 ],197 });198 }199 }200 expect(() =>201 ReactDOM.render(JSXRuntime.jsx(Parent, {}), container),202 ).toErrorDev(203 'Child: `key` is not a prop. Trying to access it will result ' +204 'in `undefined` being returned. If you need to access the same ' +205 'value within the child component, you should pass it as a different ' +206 'prop. (https://reactjs.org/link/special-props)',207 );208 });209 it('warns when a jsxs is passed something that is not an array', () => {210 const container = document.createElement('div');211 expect(() =>212 ReactDOM.render(213 JSXRuntime.jsxs('div', {children: 'foo'}, null),214 container,215 ),216 ).toErrorDev(217 'React.jsx: Static children should always be an array. ' +218 'You are likely explicitly calling React.jsxs or React.jsxDEV. ' +219 'Use the Babel transform instead.',220 {withoutStack: true},221 );222 });223 it('should warn when `key` is being accessed on a host element', () => {224 const element = JSXRuntime.jsxs('div', {}, '3');225 expect(226 () => void element.props.key,227 ).toErrorDev(228 'div: `key` is not a prop. Trying to access it will result ' +229 'in `undefined` being returned. If you need to access the same ' +230 'value within the child component, you should pass it as a different ' +231 'prop. (https://reactjs.org/link/special-props)',232 {withoutStack: true},233 );234 });235 it('should warn when `ref` is being accessed', () => {236 const container = document.createElement('div');237 class Child extends React.Component {238 render() {239 return JSXRuntime.jsx('div', {children: this.props.ref});240 }241 }242 class Parent extends React.Component {243 render() {244 return JSXRuntime.jsx('div', {245 children: JSXRuntime.jsx(Child, {ref: 'childElement'}),246 });247 }248 }249 expect(() =>250 ReactDOM.render(JSXRuntime.jsx(Parent, {}), container),251 ).toErrorDev(252 'Child: `ref` is not a prop. Trying to access it will result ' +253 'in `undefined` being returned. If you need to access the same ' +254 'value within the child component, you should pass it as a different ' +255 'prop. (https://reactjs.org/link/special-props)',256 );257 });258 it('identifies elements, but not JSON, if Symbols are supported', () => {259 // Rudimentary polyfill260 // Once all jest engines support Symbols natively we can swap this to test261 // WITH native Symbols by default.262 const REACT_ELEMENT_TYPE = function() {}; // fake Symbol263 const OTHER_SYMBOL = function() {}; // another fake Symbol264 global.Symbol = function(name) {265 return OTHER_SYMBOL;266 };267 global.Symbol.for = function(key) {268 if (key === 'react.element') {269 return REACT_ELEMENT_TYPE;270 }271 return OTHER_SYMBOL;272 };273 jest.resetModules();274 React = require('react');275 JSXRuntime = require('react/jsx-runtime');276 class Component extends React.Component {277 render() {278 return JSXRuntime.jsx('div');279 }280 }281 expect(React.isValidElement(JSXRuntime.jsx('div', {}))).toEqual(true);282 expect(React.isValidElement(JSXRuntime.jsx(Component, {}))).toEqual(true);283 expect(React.isValidElement(null)).toEqual(false);284 expect(React.isValidElement(true)).toEqual(false);285 expect(React.isValidElement({})).toEqual(false);286 expect(React.isValidElement('string')).toEqual(false);287 if (!__EXPERIMENTAL__) {288 let factory;289 expect(() => {290 factory = React.createFactory('div');291 }).toWarnDev(292 'Warning: React.createFactory() is deprecated and will be removed in a ' +293 'future major release. Consider using JSX or use React.createElement() ' +294 'directly instead.',295 {withoutStack: true},296 );297 expect(React.isValidElement(factory)).toEqual(false);298 }299 expect(React.isValidElement(Component)).toEqual(false);300 expect(React.isValidElement({type: 'div', props: {}})).toEqual(false);301 const jsonElement = JSON.stringify(JSXRuntime.jsx('div', {}));302 expect(React.isValidElement(JSON.parse(jsonElement))).toBe(false);303 });304 it('should warn when unkeyed children are passed to jsx', () => {305 const container = document.createElement('div');306 class Child extends React.Component {307 render() {308 return JSXRuntime.jsx('div', {});309 }310 }311 class Parent extends React.Component {312 render() {313 return JSXRuntime.jsx('div', {314 children: [315 JSXRuntime.jsx(Child, {}),316 JSXRuntime.jsx(Child, {}),...

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SaxParser.js

Source:SaxParser.js Github

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1/**2 * SaxParser.js3 *4 * Copyright, Moxiecode Systems AB5 * Released under LGPL License.6 *7 * License: http://www.tinymce.com/license8 * Contributing: http://www.tinymce.com/contributing9 */10(function(tinymce) {11 /**12 * This class parses HTML code using pure JavaScript and executes various events for each item it finds. It will13 * always execute the events in the right order for tag soup code like <b><p></b></p>. It will also remove elements14 * and attributes that doesn't fit the schema if the validate setting is enabled.15 *16 * @example17 * var parser = new tinymce.html.SaxParser({18 * validate: true,19 *20 * comment: function(text) {21 * console.log('Comment:', text);22 * },23 *24 * cdata: function(text) {25 * console.log('CDATA:', text);26 * },27 *28 * text: function(text, raw) {29 * console.log('Text:', text, 'Raw:', raw);30 * },31 *32 * start: function(name, attrs, empty) {33 * console.log('Start:', name, attrs, empty);34 * },35 *36 * end: function(name) {37 * console.log('End:', name);38 * },39 *40 * pi: function(name, text) {41 * console.log('PI:', name, text);42 * },43 *44 * doctype: function(text) {45 * console.log('DocType:', text);46 * }47 * }, schema);48 * @class tinymce.html.SaxParser49 * @version 3.450 */51 /**52 * Constructs a new SaxParser instance.53 *54 * @constructor55 * @method SaxParser56 * @param {Object} settings Name/value collection of settings. comment, cdata, text, start and end are callbacks.57 * @param {tinymce.html.Schema} schema HTML Schema class to use when parsing.58 */59 tinymce.html.SaxParser = function(settings, schema) {60 var self = this, noop = function() {};61 settings = settings || {};62 self.schema = schema = schema || new tinymce.html.Schema();63 if (settings.fix_self_closing !== false)64 settings.fix_self_closing = true;65 // Add handler functions from settings and setup default handlers66 tinymce.each('comment cdata text start end pi doctype'.split(' '), function(name) {67 if (name)68 self[name] = settings[name] || noop;69 });70 /**71 * Parses the specified HTML string and executes the callbacks for each item it finds.72 *73 * @example74 * new SaxParser({...}).parse('<b>text</b>');75 * @method parse76 * @param {String} html Html string to sax parse.77 */78 self.parse = function(html) {79 var self = this, matches, index = 0, value, endRegExp, stack = [], attrList, i, text, name, isInternalElement, removeInternalElements,80 shortEndedElements, fillAttrsMap, isShortEnded, validate, elementRule, isValidElement, attr, attribsValue, invalidPrefixRegExp,81 validAttributesMap, validAttributePatterns, attributesRequired, attributesDefault, attributesForced, selfClosing,82 tokenRegExp, attrRegExp, specialElements, attrValue, idCount = 0, decode = tinymce.html.Entities.decode, fixSelfClosing, isIE;83 function processEndTag(name) {84 var pos, i;85 // Find position of parent of the same type86 pos = stack.length;87 while (pos--) {88 if (stack[pos].name === name)89 break; 90 }91 // Found parent92 if (pos >= 0) {93 // Close all the open elements94 for (i = stack.length - 1; i >= pos; i--) {95 name = stack[i];96 if (name.valid)97 self.end(name.name);98 }99 // Remove the open elements from the stack100 stack.length = pos;101 }102 };103 function parseAttribute(match, name, value, val2, val3) {104 var attrRule, i;105 name = name.toLowerCase();106 value = name in fillAttrsMap ? name : decode(value || val2 || val3 || ''); // Handle boolean attribute than value attribute107 // Validate name and value108 if (validate && !isInternalElement && name.indexOf('data-') !== 0) {109 attrRule = validAttributesMap[name];110 // Find rule by pattern matching111 if (!attrRule && validAttributePatterns) {112 i = validAttributePatterns.length;113 while (i--) {114 attrRule = validAttributePatterns[i];115 if (attrRule.pattern.test(name))116 break;117 }118 // No rule matched119 if (i === -1)120 attrRule = null;121 }122 // No attribute rule found123 if (!attrRule)124 return;125 // Validate value126 if (attrRule.validValues && !(value in attrRule.validValues))127 return;128 }129 // Add attribute to list and map130 attrList.map[name] = value;131 attrList.push({132 name: name,133 value: value134 });135 };136 // Precompile RegExps and map objects137 tokenRegExp = new RegExp('<(?:' +138 '(?:!--([\\w\\W]*?)-->)|' + // Comment139 '(?:!\\[CDATA\\[([\\w\\W]*?)\\]\\]>)|' + // CDATA140 '(?:!DOCTYPE([\\w\\W]*?)>)|' + // DOCTYPE141 '(?:\\?([^\\s\\/<>]+) ?([\\w\\W]*?)[?/]>)|' + // PI142 '(?:\\/([^>]+)>)|' + // End element143 '(?:([A-Za-z0-9\\-\\:\\.]+)((?:\\s+[^"\'>]+(?:(?:"[^"]*")|(?:\'[^\']*\')|[^>]*))*|\\/|\\s+)>)' + // Start element144 ')', 'g');145 attrRegExp = /([\w:\-]+)(?:\s*=\s*(?:(?:\"((?:[^\"])*)\")|(?:\'((?:[^\'])*)\')|([^>\s]+)))?/g;146 specialElements = {147 'script' : /<\/script[^>]*>/gi,148 'style' : /<\/style[^>]*>/gi,149 'noscript' : /<\/noscript[^>]*>/gi150 };151 // Setup lookup tables for empty elements and boolean attributes152 shortEndedElements = schema.getShortEndedElements();153 selfClosing = settings.self_closing_elements || schema.getSelfClosingElements();154 fillAttrsMap = schema.getBoolAttrs();155 validate = settings.validate;156 removeInternalElements = settings.remove_internals;157 fixSelfClosing = settings.fix_self_closing;158 isIE = tinymce.isIE;159 invalidPrefixRegExp = /^:/;160 while (matches = tokenRegExp.exec(html)) {161 // Text162 if (index < matches.index)163 self.text(decode(html.substr(index, matches.index - index)));164 if (value = matches[6]) { // End element165 value = value.toLowerCase();166 // IE will add a ":" in front of elements it doesn't understand like custom elements or HTML5 elements167 if (isIE && invalidPrefixRegExp.test(value))168 value = value.substr(1);169 processEndTag(value);170 } else if (value = matches[7]) { // Start element171 value = value.toLowerCase();172 // IE will add a ":" in front of elements it doesn't understand like custom elements or HTML5 elements173 if (isIE && invalidPrefixRegExp.test(value))174 value = value.substr(1);175 isShortEnded = value in shortEndedElements;176 // Is self closing tag for example an <li> after an open <li>177 if (fixSelfClosing && selfClosing[value] && stack.length > 0 && stack[stack.length - 1].name === value)178 processEndTag(value);179 // Validate element180 if (!validate || (elementRule = schema.getElementRule(value))) {181 isValidElement = true;182 // Grab attributes map and patters when validation is enabled183 if (validate) {184 validAttributesMap = elementRule.attributes;185 validAttributePatterns = elementRule.attributePatterns;186 }187 // Parse attributes188 if (attribsValue = matches[8]) {189 isInternalElement = attribsValue.indexOf('data-mce-type') !== -1; // Check if the element is an internal element190 // If the element has internal attributes then remove it if we are told to do so191 if (isInternalElement && removeInternalElements)192 isValidElement = false;193 attrList = [];194 attrList.map = {};195 attribsValue.replace(attrRegExp, parseAttribute);196 } else {197 attrList = [];198 attrList.map = {};199 }200 // Process attributes if validation is enabled201 if (validate && !isInternalElement) {202 attributesRequired = elementRule.attributesRequired;203 attributesDefault = elementRule.attributesDefault;204 attributesForced = elementRule.attributesForced;205 // Handle forced attributes206 if (attributesForced) {207 i = attributesForced.length;208 while (i--) {209 attr = attributesForced[i];210 name = attr.name;211 attrValue = attr.value;212 if (attrValue === '{$uid}')213 attrValue = 'mce_' + idCount++;214 attrList.map[name] = attrValue;215 attrList.push({name: name, value: attrValue});216 }217 }218 // Handle default attributes219 if (attributesDefault) {220 i = attributesDefault.length;221 while (i--) {222 attr = attributesDefault[i];223 name = attr.name;224 if (!(name in attrList.map)) {225 attrValue = attr.value;226 if (attrValue === '{$uid}')227 attrValue = 'mce_' + idCount++;228 attrList.map[name] = attrValue;229 attrList.push({name: name, value: attrValue});230 }231 }232 }233 // Handle required attributes234 if (attributesRequired) {235 i = attributesRequired.length;236 while (i--) {237 if (attributesRequired[i] in attrList.map)238 break;239 }240 // None of the required attributes where found241 if (i === -1)242 isValidElement = false;243 }244 // Invalidate element if it's marked as bogus245 if (attrList.map['data-mce-bogus'])246 isValidElement = false;247 }248 if (isValidElement)249 self.start(value, attrList, isShortEnded);250 } else251 isValidElement = false;252 // Treat script, noscript and style a bit different since they may include code that looks like elements253 if (endRegExp = specialElements[value]) {254 endRegExp.lastIndex = index = matches.index + matches[0].length;255 if (matches = endRegExp.exec(html)) {256 if (isValidElement)257 text = html.substr(index, matches.index - index);258 index = matches.index + matches[0].length;259 } else {260 text = html.substr(index);261 index = html.length;262 }263 if (isValidElement && text.length > 0)264 self.text(text, true);265 if (isValidElement)266 self.end(value);267 tokenRegExp.lastIndex = index;268 continue;269 }270 // Push value on to stack271 if (!isShortEnded) {272 if (!attribsValue || attribsValue.indexOf('/') != attribsValue.length - 1)273 stack.push({name: value, valid: isValidElement});274 else if (isValidElement)275 self.end(value);276 }277 } else if (value = matches[1]) { // Comment278 self.comment(value);279 } else if (value = matches[2]) { // CDATA280 self.cdata(value);281 } else if (value = matches[3]) { // DOCTYPE282 self.doctype(value);283 } else if (value = matches[4]) { // PI284 self.pi(value, matches[5]);285 }286 index = matches.index + matches[0].length;287 }288 // Text289 if (index < html.length)290 self.text(decode(html.substr(index)));291 // Close any open elements292 for (i = stack.length - 1; i >= 0; i--) {293 value = stack[i];294 if (value.valid)295 self.end(value.name);296 }297 };298 }...

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React.isValidElement.test.js

Source:React.isValidElement.test.js Github

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...4import '../../enzyme-setup'5import { StatelessReturnDiv } from '../../utils/mockStateless'6import { Message } from '../../utils/mockContainers'7describe('Testing out the React.isValidElement', () => {8 context('React.isValidElement()', () => {9 it('testing React.isValidElement() on values returned', () => {10 expect(React.isValidElement()).toBe(false)11 })12 it('testing React.isValidElement(arg) on values returned', () => {13 const wrapperShallow = shallow(<StatelessReturnDiv />)14 const wrapper = mount(<Message />)15 expect(React.isValidElement(null)).toBe(false)16 expect(React.isValidElement(undefined)).toBe(false)17 expect(React.isValidElement({})).toBe(false)18 expect(React.isValidElement(wrapperShallow)).toBe(false)19 expect(React.isValidElement(wrapper)).toBe(false)20 expect(React.isValidElement(wrapperShallow.instance())).toBe(false)21 expect(React.isValidElement(wrapper.instance())).toBe(false)22 expect(React.isValidElement(Message)).toBe(false)23 expect(React.isValidElement(StatelessReturnDiv)).toBe(false)24 25 const developerHint = "Must be an <element.type>"26 expect(React.isValidElement(<StatelessReturnDiv />), developerHint).toBe(true)27 expect(React.isValidElement(<Message />), developerHint).toBe(true)28 expect(React.isValidElement(<div />), developerHint).toBe(true)29 expect(React.isValidElement(<button />), developerHint).toBe(true)30 })31 }) ...

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isValidElementTests.js

Source:isValidElementTests.js Github

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...7) {8 describe('isValidElement', () => {9 it('should check if the argument is a valid vnode', () => {10 // Failure cases11 expect(isValidElement(123)).to.equal(false);12 expect(isValidElement(0)).to.equal(false);13 expect(isValidElement('')).to.equal(false);14 expect(isValidElement('abc')).to.equal(false);15 expect(isValidElement(null)).to.equal(false);16 expect(isValidElement(undefined)).to.equal(false);17 expect(isValidElement(true)).to.equal(false);18 expect(isValidElement(false)).to.equal(false);19 expect(isValidElement([])).to.equal(false);20 expect(isValidElement([123])).to.equal(false);21 expect(isValidElement([null])).to.equal(false);22 // Success cases23 expect(isValidElement(<div />)).to.equal(true);24 const Foo = () => 123;25 expect(isValidElement(<Foo />)).to.equal(true);26 class Bar extends Component {27 render() {28 return <div />;29 }30 }31 expect(isValidElement(<Bar />)).to.equal(true);32 });33 });...

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isValidElement.test.js

Source:isValidElement.test.js Github

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1import { createElement as preactCreateElement } from 'preact';2import React, { isValidElement } from 'preact/compat';3describe('isValidElement', () => {4 it('should check return false for invalid arguments', () => {5 expect(isValidElement(null)).to.equal(false);6 expect(isValidElement(false)).to.equal(false);7 expect(isValidElement(true)).to.equal(false);8 expect(isValidElement('foo')).to.equal(false);9 expect(isValidElement(123)).to.equal(false);10 expect(isValidElement([])).to.equal(false);11 expect(isValidElement({})).to.equal(false);12 });13 it('should detect a preact vnode', () => {14 expect(isValidElement(preactCreateElement('div'))).to.equal(true);15 });16 it('should detect a compat vnode', () => {17 expect(isValidElement(React.createElement('div'))).to.equal(true);18 });...

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Using AI Code Generation

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1const { isValidElement } = require('@playwright/test/lib/server/frames');2const { test, expect } = require('@playwright/test');3test('test', async ({ page }) => {4 const element = await page.$('text=Get started');5 expect(isValidElement(element)).toBe(true);6});7We are happy to accept contributions. Please see [CONTRIBUTING.md](

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1const { isValidElement } = require('@playwright/test');2const { test, expect } = require('@playwright/test');3test('Check if the element is valid', async ({ page }) => {4 const element = page.locator('text=Docs');5 expect(isValidElement(element)).toBe(true);6});7const { test, expect } = require('@playwright/test');8test('Wait for the element to be visible', async ({ page }) => {9 const element = page.locator('text=Docs');10 await element.waitForElementState('visible');11 expect(await element.isVisible()).toBe(true);12});

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1const { isValidElement } = require('@playwright/test/lib/autowaiter');2const { test } = require('@playwright/test');3test('test', async ({ page }) => {4 await page.click('text=Get started');5 await page.click('text=Docs');6 await page.click('text=API');

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1const { isValidElement } = require('@playwright/test');2const { test } = require('@playwright/test');3test('should work', async ({ page }) => {4 const selector = '.navbar__inner .navbar__title';5 expect(await isValidElement(page, selector)).toBe(true);6});7const { getBoundingBoxCenter } = require('@playwright/test');8const { test } = require('@playwright/test');9test('should work', async ({ page }) => {10 const selector = '.navbar__inner .navbar__title';11 const center = await getBoundingBoxCenter(page, selector);12 expect(center).toEqual({ x: 40, y: 40 });13});14const { getViewportSize } = require('@playwright/test');15const { test } = require('@playwright/test');16test('should work', async ({ page }) => {17 const size = await getViewportSize(page);18 expect(size).toEqual({ width: 1280, height: 720 });19});20const { setViewportSize } = require

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1const { isValidElement } = require('playwright/lib/server/dom');2const { ElementHandle } = require('playwright/lib/server/dom');3const { JSHandle } = require('playwright/lib/server/jsHandle');4const { Frame } = require('playwright/lib/server/frame');5const { Page } = require('playwright/lib/server/page');6const { BrowserContext } = require('playwright/lib/server/browserContext');7const { Browser } = require('playwright/lib/server/browser');8const { Connection } = require('playwright/lib/server/chromium/crConnection');9const { CDPSession } = require('playwright/lib/server/chromium/cdpSession');10const { CRBrowser } = require('playwright/lib/server/chromium/crBrowser');11const { CRPage } = require('playwright/lib/server/chromium/crPage');12const { CRSession } = require('playwright/lib/server/chromium/crConnection');13const { CRBrowserContext } = require('playwright/lib/server/chromium/crBrowser');14const { CRTarget } = require('playwright/lib/server/chromium/crTarget');15const { CRNetworkManager } = require('playwright/lib/server/chromium/crNetworkManager');16const { CRPageProxy } = require('playwright/lib/server/chromium/crPageProxy');17const { CRPageBinding } = require('playwright/lib/server/chromium/crPageBinding');18const { CRPageMain } = require('playwright/lib/server/chromium/crPageMain');19const { CRPageFrame } = require('playwright/lib/server/chromium/crPageFrame');20const { CRPageOverlay } = require('playwright/lib/server/chromium/crPageOverlay');21const { CRPageKeyboard } = require('playwright/lib/server/chromium/crPageKeyboard');22const { CRPageMouse } = require('playwright/lib/server/chromium/crPageMouse');23const { CRPageAccessibility } = require('playwright/lib/server/chromium/crPageAccessibility');24const { CRPageLifecycle } = require('playwright/lib/server/chromium/crPageLifecycle');25const { CRPageEmulationManager } = require('playwright/lib/server/chromium/crPageEmulationManager');26const { CRPageScreenshotter } = require('playwright/lib/server/chromium/crPageScreenshotter');27const { CRPagePdf } = require('playwright/lib/server/chromium/crPagePdf');28const { CRPageTracing } =

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1const { isValidElement } = require('@playwright/test/lib/utils/injectedScript');2const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');3const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');4const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');5const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');6const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');7const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');8const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');9const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');10const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');11const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');12const { waitForSelector } = require('@playwright/test/lib/server/injected/injectedScript');

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Using AI Code Generation

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1const { isValidElement } = require('@playwright/test');2test('isValidElement', async ({ page }) => {3 await page.setContent('<div>Text</div>');4 const div = await page.$('div');5});6isValidElement(element: ElementHandle) => boolean7const { isValidElement } = require('@playwright/test');8test('isValidElement', async ({ page }) => {9 await page.setContent('<div>Text</div>');10 const div = await page.$('div');11});

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Using AI Code Generation

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1const { isValidElement } = require('@playwright/test/lib/server/frames');2console.log(isValidElement('div'));3### `isWorker()`4const { isWorker } = require('@playwright/test/lib/server/frames');5console.log(isWorker('div'));6### `isWorkerError()`7const { isWorkerError } = require('@playwright/test/lib/server/frames');8console.log(isWorkerError('div'));9### `isWorkerLocation()`10const { isWorkerLocation } = require('@playwright/test/lib/server/frames');11console.log(isWorkerLocation('div'));12### `isWorkerNavigator()`13const { isWorkerNavigator } = require('@playwright/test/lib/server/frames');14console.log(isWorkerNavigator('div'));15### `isWindow()`16const { isWindow } = require('@playwright/test/lib/server/frames');17console.log(isWindow('div'));18### `isXMLHttpRequest()`

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Using AI Code Generation

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1const { isValidElement } = require('playwright');2const element = await page.$('text=Submit');3console.log(isValidElement(element));4const { toJSONValue } = require('playwright');5const element = await page.$('text=Submit');6const value = await toJSONValue(element);7console.log(value);8const { waitForEvent } = require('playwright');9const element = await page.$('text=Submit');10const event = await waitForEvent(element, 'click');11console.log(event);12const { waitForFunction } = require('playwright');13const element = await page.$('text=Submit');14const value = await waitForFunction(element, 'node => node.textContent === "Submit"');15console.log(value);16const { waitForSelector } = require('playwright');17const element = await waitForSelector(page, 'text=Submit');18console.log(element);19const { waitForTimeout } = require('playwright');20await waitForTimeout(1000);21const { waitForURL } = require('playwright');22const { waitForWebSocket } = require('playwright');

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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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