Unlock 30% off on Manual Testing Annual Plans this Holiday Season. 
Use Code: LCMYEARENDEXCL30
Use Code: LCMYEARENDEXCL30Check icon
Copied to Clipboard!
How to use traverseAllChildrenImpl method in Playwright Internal
Best JavaScript code snippet using playwright-internal
traverseAllChildrenImpl.js
Source:traverseAllChildrenImpl.js 
...66 * @param {?*} traverseContext Used to pass information throughout the traversal67 * process.68 * @return {!number} The number of children in this subtree.69 */70function traverseAllChildrenImpl(71 children,72 nameSoFar,73 callback,74 traverseContext75) {76 var type = typeof children;77 if (type === "undefined" || type === "boolean") {78 // All of the above are perceived as null.79 children = null;80 }81 if (82 children === null ||83 type === "string" ||84 type === "number" ||85 // The following is inlined from ReactElement. This means we can optimize86 // some checks. React Fiber also inlines this logic for similar purposes.87 (type === "object" && children.$$typeof === REACT_ELEMENT_TYPE)88 ) {89 callback(90 traverseContext,91 children,92 // If it's the only child, treat the name as if it was wrapped in an array93 // so that it's consistent if the number of children grows.94 nameSoFar === "" ? SEPARATOR + getComponentKey(children, 0) : nameSoFar95 );96 return 1;97 }98 var child;99 var nextName;100 var subtreeCount = 0; // Count of children found in the current subtree.101 var nextNamePrefix = nameSoFar === "" ? SEPARATOR : nameSoFar + SUBSEPARATOR;102 if (Array.isArray(children)) {103 for (var i = 0; i < children.length; i++) {104 child = children[i];105 nextName = nextNamePrefix + getComponentKey(child, i);106 subtreeCount += traverseAllChildrenImpl(107 child,108 nextName,109 callback,110 traverseContext111 );112 }113 } else {114 var iteratorFn =115 (ITERATOR_SYMBOL && children[ITERATOR_SYMBOL]) ||116 children[FAUX_ITERATOR_SYMBOL];117 if (typeof iteratorFn === "function") {118 var iterator = iteratorFn.call(children);119 var step;120 var ii = 0;121 while (!(step = iterator.next()).done) {122 child = step.value;123 nextName = nextNamePrefix + getComponentKey(child, ii++);124 subtreeCount += traverseAllChildrenImpl(125 child,126 nextName,127 callback,128 traverseContext129 );130 }131 } else if (type === "object") {132 var addendum =133 " If you meant to render a collection of children, use an array " +134 "instead.";135 var childrenString = "" + children;136 invariant(137 false,138 "The React Devtools cannot render an object as a child. (found: %s).%s",...
traverseAllChildren.js
Source:traverseAllChildren.js
...30 }31 function wrapUserProvidedKey(key) {32 return '$' + escapeUserProvidedKey(key);33 }34 function traverseAllChildrenImpl(children, nameSoFar, indexSoFar, callback, traverseContext) {35 var type = typeof children;36 if (type === 'undefined' || type === 'boolean') {37 children = null;38 }39 if (children === null || type === 'string' || type === 'number' || ReactElement.isValidElement(children)) {40 callback(traverseContext, children, nameSoFar === '' ? SEPARATOR + getComponentKey(children, 0) : nameSoFar, indexSoFar);41 return 1;42 }43 var child,44 nextName,45 nextIndex;46 var subtreeCount = 0;47 if (Array.isArray(children)) {48 for (var i = 0; i < children.length; i++) {49 child = children[i];50 nextName = ((nameSoFar !== '' ? nameSoFar + SUBSEPARATOR : SEPARATOR) + getComponentKey(child, i));51 nextIndex = indexSoFar + subtreeCount;52 subtreeCount += traverseAllChildrenImpl(child, nextName, nextIndex, callback, traverseContext);53 }54 } else {55 var iteratorFn = getIteratorFn(children);56 if (iteratorFn) {57 var iterator = iteratorFn.call(children);58 var step;59 if (iteratorFn !== children.entries) {60 var ii = 0;61 while (!(step = iterator.next()).done) {62 child = step.value;63 nextName = ((nameSoFar !== '' ? nameSoFar + SUBSEPARATOR : SEPARATOR) + getComponentKey(child, ii++));64 nextIndex = indexSoFar + subtreeCount;65 subtreeCount += traverseAllChildrenImpl(child, nextName, nextIndex, callback, traverseContext);66 }67 } else {68 if ("production" !== process.env.NODE_ENV) {69 ("production" !== process.env.NODE_ENV ? warning(didWarnAboutMaps, 'Using Maps as children is not yet fully supported. It is an ' + 'experimental feature that might be removed. Convert it to a ' + 'sequence / iterable of keyed ReactElements instead.') : null);70 didWarnAboutMaps = true;71 }72 while (!(step = iterator.next()).done) {73 var entry = step.value;74 if (entry) {75 child = entry[1];76 nextName = ((nameSoFar !== '' ? nameSoFar + SUBSEPARATOR : SEPARATOR) + wrapUserProvidedKey(entry[0]) + SUBSEPARATOR + getComponentKey(child, 0));77 nextIndex = indexSoFar + subtreeCount;78 subtreeCount += traverseAllChildrenImpl(child, nextName, nextIndex, callback, traverseContext);79 }80 }81 }82 } else if (type === 'object') {83 ("production" !== process.env.NODE_ENV ? invariant(children.nodeType !== 1, 'traverseAllChildren(...): Encountered an invalid child; DOM ' + 'elements are not valid children of React components.') : invariant(children.nodeType !== 1));84 var fragment = ReactFragment.extract(children);85 for (var key in fragment) {86 if (fragment.hasOwnProperty(key)) {87 child = fragment[key];88 nextName = ((nameSoFar !== '' ? nameSoFar + SUBSEPARATOR : SEPARATOR) + wrapUserProvidedKey(key) + SUBSEPARATOR + getComponentKey(child, 0));89 nextIndex = indexSoFar + subtreeCount;90 subtreeCount += traverseAllChildrenImpl(child, nextName, nextIndex, callback, traverseContext);91 }92 }93 }94 }95 return subtreeCount;96 }97 function traverseAllChildren(children, callback, traverseContext) {98 if (children == null) {99 return 0;100 }101 return traverseAllChildrenImpl(children, '', 0, callback, traverseContext);102 }103 module.exports = traverseAllChildren;...
4a511a16f4ee057df037d97bcdbbc3d159e159traverseAllChildren.js
Source:4a511a16f4ee057df037d97bcdbbc3d159e159traverseAllChildren.js
...14 return KeyEscapeUtils.escape(component.key);15 }16 return index.toString(36);17}18function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext) {19 var type = typeof children;20 if (type === 'undefined' || type === 'boolean') {21 children = null;22 }23 if (children === null || type === 'string' || type === 'number' || type === 'object' && children.$$typeof === REACT_ELEMENT_TYPE) {24 callback(traverseContext, children, nameSoFar === '' ? SEPARATOR + getComponentKey(children, 0) : nameSoFar);25 return 1;26 }27 var child;28 var nextName;29 var subtreeCount = 0;30 var nextNamePrefix = nameSoFar === '' ? SEPARATOR : nameSoFar + SUBSEPARATOR;31 if (Array.isArray(children)) {32 for (var i = 0; i < children.length; i++) {33 child = children[i];34 nextName = nextNamePrefix + getComponentKey(child, i);35 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);36 }37 } else {38 var iteratorFn = getIteratorFn(children);39 if (iteratorFn) {40 var iterator = iteratorFn.call(children);41 var step;42 if (iteratorFn !== children.entries) {43 var ii = 0;44 while (!(step = iterator.next()).done) {45 child = step.value;46 nextName = nextNamePrefix + getComponentKey(child, ii++);47 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);48 }49 } else {50 if (process.env.NODE_ENV !== 'production') {51 var mapsAsChildrenAddendum = '';52 if (ReactCurrentOwner.current) {53 var mapsAsChildrenOwnerName = ReactCurrentOwner.current.getName();54 if (mapsAsChildrenOwnerName) {55 mapsAsChildrenAddendum = ' Check the render method of `' + mapsAsChildrenOwnerName + '`.';56 }57 }58 process.env.NODE_ENV !== 'production' ? warning(didWarnAboutMaps, 'Using Maps as children is not yet fully supported. It is an ' + 'experimental feature that might be removed. Convert it to a ' + 'sequence / iterable of keyed ReactElements instead.%s', mapsAsChildrenAddendum) : void 0;59 didWarnAboutMaps = true;60 }61 while (!(step = iterator.next()).done) {62 var entry = step.value;63 if (entry) {64 child = entry[1];65 nextName = nextNamePrefix + KeyEscapeUtils.escape(entry[0]) + SUBSEPARATOR + getComponentKey(child, 0);66 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);67 }68 }69 }70 } else if (type === 'object') {71 var addendum = '';72 if (process.env.NODE_ENV !== 'production') {73 addendum = ' If you meant to render a collection of children, use an array ' + 'instead or wrap the object using createFragment(object) from the ' + 'React add-ons.';74 if (children._isReactElement) {75 addendum = ' It looks like you\'re using an element created by a different ' + 'version of React. Make sure to use only one copy of React.';76 }77 if (ReactCurrentOwner.current) {78 var name = ReactCurrentOwner.current.getName();79 if (name) {80 addendum += ' Check the render method of `' + name + '`.';81 }82 }83 }84 var childrenString = String(children);85 !false ? process.env.NODE_ENV !== 'production' ? invariant(false, 'Objects are not valid as a React child (found: %s).%s', childrenString === '[object Object]' ? 'object with keys {' + Object.keys(children).join(', ') + '}' : childrenString, addendum) : _prodInvariant('31', childrenString === '[object Object]' ? 'object with keys {' + Object.keys(children).join(', ') + '}' : childrenString, addendum) : void 0;86 }87 }88 return subtreeCount;89}90function traverseAllChildren(children, callback, traverseContext) {91 if (children == null) {92 return 0;93 }94 return traverseAllChildrenImpl(children, '', callback, traverseContext);95}...
d740betraverseAllChildren.js
Source:d740betraverseAllChildren.js
...13 return KeyEscapeUtils.escape(component.key);14 }15 return index.toString(36);16}17function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext) {18 var type = typeof children;19 if (type === 'undefined' || type === 'boolean') {20 children = null;21 }22 if (children === null || type === 'string' || type === 'number' || type === 'object' && children.$$typeof === REACT_ELEMENT_TYPE) {23 callback(traverseContext, children, nameSoFar === '' ? SEPARATOR + getComponentKey(children, 0) : nameSoFar);24 return 1;25 }26 var child;27 var nextName;28 var subtreeCount = 0;29 var nextNamePrefix = nameSoFar === '' ? SEPARATOR : nameSoFar + SUBSEPARATOR;30 if (Array.isArray(children)) {31 for (var i = 0; i < children.length; i++) {32 child = children[i];33 nextName = nextNamePrefix + getComponentKey(child, i);34 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);35 }36 } else {37 var iteratorFn = getIteratorFn(children);38 if (iteratorFn) {39 var iterator = iteratorFn.call(children);40 var step;41 if (iteratorFn !== children.entries) {42 var ii = 0;43 while (!(step = iterator.next()).done) {44 child = step.value;45 nextName = nextNamePrefix + getComponentKey(child, ii++);46 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);47 }48 } else {49 if (__DEV__) {50 var mapsAsChildrenAddendum = '';51 if (ReactCurrentOwner.current) {52 var mapsAsChildrenOwnerName = ReactCurrentOwner.current.getName();53 if (mapsAsChildrenOwnerName) {54 mapsAsChildrenAddendum = ' Check the render method of `' + mapsAsChildrenOwnerName + '`.';55 }56 }57 warning(didWarnAboutMaps, 'Using Maps as children is not yet fully supported. It is an ' + 'experimental feature that might be removed. Convert it to a ' + 'sequence / iterable of keyed ReactElements instead.%s', mapsAsChildrenAddendum);58 didWarnAboutMaps = true;59 }60 while (!(step = iterator.next()).done) {61 var entry = step.value;62 if (entry) {63 child = entry[1];64 nextName = nextNamePrefix + KeyEscapeUtils.escape(entry[0]) + SUBSEPARATOR + getComponentKey(child, 0);65 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);66 }67 }68 }69 } else if (type === 'object') {70 var addendum = '';71 if (__DEV__) {72 addendum = ' If you meant to render a collection of children, use an array ' + 'instead or wrap the object using createFragment(object) from the ' + 'React add-ons.';73 if (children._isReactElement) {74 addendum = ' It looks like you\'re using an element created by a different ' + 'version of React. Make sure to use only one copy of React.';75 }76 if (ReactCurrentOwner.current) {77 var name = ReactCurrentOwner.current.getName();78 if (name) {79 addendum += ' Check the render method of `' + name + '`.';80 }81 }82 }83 var childrenString = String(children);84 invariant(false, 'Objects are not valid as a React child (found: %s).%s', childrenString === '[object Object]' ? 'object with keys {' + Object.keys(children).join(', ') + '}' : childrenString, addendum);85 }86 }87 return subtreeCount;88}89function traverseAllChildren(children, callback, traverseContext) {90 if (children == null) {91 return 0;92 }93 return traverseAllChildrenImpl(children, '', callback, traverseContext);94}...
77256ftraverseAllChildren.js
Source:77256ftraverseAllChildren.js
...13 return KeyEscapeUtils.escape(component.key);14 }15 return index.toString(36);16}17function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext) {18 var type = typeof children;19 if (type === 'undefined' || type === 'boolean') {20 children = null;21 }22 if (children === null || type === 'string' || type === 'number' || type === 'object' && children.$$typeof === REACT_ELEMENT_TYPE) {23 callback(traverseContext, children, nameSoFar === '' ? SEPARATOR + getComponentKey(children, 0) : nameSoFar);24 return 1;25 }26 var child;27 var nextName;28 var subtreeCount = 0;29 var nextNamePrefix = nameSoFar === '' ? SEPARATOR : nameSoFar + SUBSEPARATOR;30 if (Array.isArray(children)) {31 for (var i = 0; i < children.length; i++) {32 child = children[i];33 nextName = nextNamePrefix + getComponentKey(child, i);34 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);35 }36 } else {37 var iteratorFn = getIteratorFn(children);38 if (iteratorFn) {39 var iterator = iteratorFn.call(children);40 var step;41 if (iteratorFn !== children.entries) {42 var ii = 0;43 while (!(step = iterator.next()).done) {44 child = step.value;45 nextName = nextNamePrefix + getComponentKey(child, ii++);46 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);47 }48 } else {49 if (__DEV__) {50 var mapsAsChildrenAddendum = '';51 if (ReactCurrentOwner.current) {52 var mapsAsChildrenOwnerName = ReactCurrentOwner.current.getName();53 if (mapsAsChildrenOwnerName) {54 mapsAsChildrenAddendum = ' Check the render method of `' + mapsAsChildrenOwnerName + '`.';55 }56 }57 warning(didWarnAboutMaps, 'Using Maps as children is not yet fully supported. It is an ' + 'experimental feature that might be removed. Convert it to a ' + 'sequence / iterable of keyed ReactElements instead.%s', mapsAsChildrenAddendum);58 didWarnAboutMaps = true;59 }60 while (!(step = iterator.next()).done) {61 var entry = step.value;62 if (entry) {63 child = entry[1];64 nextName = nextNamePrefix + KeyEscapeUtils.escape(entry[0]) + SUBSEPARATOR + getComponentKey(child, 0);65 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);66 }67 }68 }69 } else if (type === 'object') {70 var addendum = '';71 if (__DEV__) {72 addendum = ' If you meant to render a collection of children, use an array ' + 'instead or wrap the object using createFragment(object) from the ' + 'React add-ons.';73 if (children._isReactElement) {74 addendum = ' It looks like you\'re using an element created by a different ' + 'version of React. Make sure to use only one copy of React.';75 }76 if (ReactCurrentOwner.current) {77 var name = ReactCurrentOwner.current.getName();78 if (name) {79 addendum += ' Check the render method of `' + name + '`.';80 }81 }82 }83 var childrenString = String(children);84 invariant(false, 'Objects are not valid as a React child (found: %s).%s', childrenString === '[object Object]' ? 'object with keys {' + Object.keys(children).join(', ') + '}' : childrenString, addendum);85 }86 }87 return subtreeCount;88}89function traverseAllChildren(children, callback, traverseContext) {90 if (children == null) {91 return 0;92 }93 return traverseAllChildrenImpl(children, '', callback, traverseContext);94}...
flattenChildren.js
Source:flattenChildren.js
...9 }10 return index.toString(36);11 }12//éåææchildren13function traverseAllChildrenImpl(children, nameSoFar, callback, traverseContext) {14 var type = typeof children;15 16 if (type === 'undefined' || type === 'boolean') {17 children = null;18 }19 20 if (children === null || type === 'string' || type === 'number' ||21 type === 'object' && children.$$typeof === REACT_ELEMENT_TYPE) {22 callback(traverseContext, children,23 nameSoFar === '' ? SEPARATOR + getComponentKey(children, 0) : nameSoFar);24 return 1;25 }26 27 var child;28 var nextName;29 var subtreeCount = 0; 30 var nextNamePrefix = nameSoFar === '' ? SEPARATOR : nameSoFar + SUBSEPARATOR;31 32 if (Array.isArray(children)) {33 for (var i = 0; i < children.length; i++) {34 child = children[i];35 nextName = nextNamePrefix + getComponentKey(child, i);36 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);37 }38 } else {39 var iteratorFn = getIteratorFn(children);40 if (iteratorFn) {41 var iterator = iteratorFn.call(children);42 var step;43 if (iteratorFn !== children.entries) {44 var ii = 0;45 while (!(step = iterator.next()).done) {46 child = step.value;47 nextName = nextNamePrefix + getComponentKey(child, ii++);48 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);49 }50 } else {51 52 while (!(step = iterator.next()).done) {53 var entry = step.value;54 if (entry) {55 child = entry[1];56 nextName = nextNamePrefix + KeyEscapeUtils.escape(entry[0]) + SUBSEPARATOR + getComponentKey(child, 0);57 subtreeCount += traverseAllChildrenImpl(child, nextName, callback, traverseContext);58 }59 }60 }61 } else if (type === 'object') {62 console.error('Objects are not valid as a React child')63 }64 }65 66 return subtreeCount;67 }68function traverseAllChildren(children, callback, traverseContext) {69 if (children == null) {70 return 0;71 }72 73 return traverseAllChildrenImpl(children, '', callback, traverseContext);74 }75function flattenSingleChildIntoContext(traverseContext, child, name) {76 77 if (traverseContext && typeof traverseContext === 'object') {78 const result = traverseContext;79 const keyUnique = result[name] === undefined;80 if (keyUnique && child != null) {81 result[name] = child;82 }83 }84 }85//æå¹³åchild86function flattenChildren(children) {87 if (children == null) {...
Using AI Code Generation
1const { traverseAllChildrenImpl } = require('playwright/lib/server/dom.js');2const { Page } = require('playwright/lib/server/page.js');3const { ElementHandle } = require('playwright/lib/server/dom.js');4const { JSHandle } = require('playwright/lib/server/jsHandle.js');5const { CDPSession } = require('playwright/lib/server/cjs/cdpConnection.js');6const page = new Page(new CDPSession());7const elementHandle = new ElementHandle(page, 'element1', null, null);8const jsHandle = new JSHandle(page, 'jsHandle1', null, null);9const children = traverseAllChildrenImpl(elementHandle, jsHandle, false);10console.log(children);11 ElementHandle {12 _page: Page {13 _browserContext: BrowserContext {},14 _timeoutSettings: TimeoutSettings {},15 },16 },17 JSHandle {18 }
Using AI Code Generation
1const { traverseAllChildrenImpl } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3(async () => {4const browser = await chromium.launch();5const context = await browser.newContext();6const page = await context.newPage();7const elementHandle = await page.$('text=Get started');8const children = await traverseAllChildrenImpl(elementHandle);9console.log("Children", children);10await browser.close();11})();12Children [ ElementHandle {13 _page: Page {14 _frameManager: FrameManager { _guid: 'frameManager-1', _page: [Circular] },15 _timeoutSettings: TimeoutSettings { _timeout: 30000 },16 _workers: Set {},17 _pageBindings: Map {},18 _popupTaskQueue: TaskQueue { _queue: [], _timeout: 0 },19 _screenshotTaskQueue: TaskQueue { _queue: [], _timeout: 0 },20 _pdfTaskQueue: TaskQueue { _queue: [], _timeout: 0 },
Using AI Code Generation
1const { traverseAllChildrenImpl } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3async function main() {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const element = await page.$('body');8 const result = traverseAllChildrenImpl(element, (node) => node.innerText);9 console.log(result);10 await browser.close();11}12main();
Using AI Code Generation
1const { traverseAllChildrenImpl } = require('playwright/lib/server/dom');2const { chromium } = require('playwright');3const { expect } = require('chai');4(async () => {5 const browser = await chromium.launch();6 const context = await browser.newContext();7 const page = await context.newPage();8 const elementHandle = await page.$('text=Get Started');9 const children = await traverseAllChildrenImpl(elementHandle);10 expect(children.length).to.be.equal(1);11 await browser.close();12})();13const { expect } = require('chai');14describe('My Test Suite', () => {15 it('Test Case 1', async () => {16 const { traverseAllChildrenImpl } = require('playwright/lib/server/dom');17 const { chromium } = require('playwright');18 const { expect } = require('chai');19 const browser = await chromium.launch();20 const context = await browser.newContext();21 const page = await context.newPage();22 const elementHandle = await page.$('text=Get Started');23 const children = await traverseAllChildrenImpl(elementHandle);24 expect(children.length).to.be.equal(1);25 await browser.close();26 });27});28Your name to display (optional):29Your name to display (optional):30Your name to display (optional):31The following code should help you: (async () ...READ MORE32The following code should help you: const { chromium
Using AI Code Generation
1const { traverseAllChildrenImpl } = require('playwright/lib/server/dom.js');2const { parse } = require('playwright/lib/server/supplements/utils/parser.js');3const dom = parse(`4`);5let count = 0;6traverseAllChildrenImpl(dom, node => {7 count++;8 return true;9});10console.log(count);
Using AI Code Generation
1const { traverseAllChildrenImpl } = require('@playwright/test/lib/server/dom.js');2const elements = traverseAllChildrenImpl(document);3console.log(elements);4const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');5const elements = traverseAllChildren(document);6console.log(elements);7const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');8const elements = traverseAllChildren(document);9console.log(elements);10const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');11const elements = traverseAllChildren(document);12console.log(elements);13const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');14const elements = traverseAllChildren(document);15console.log(elements);16const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');17const elements = traverseAllChildren(document);18console.log(elements);19const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');20const elements = traverseAllChildren(document);21console.log(elements);22const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');23const elements = traverseAllChildren(document);24console.log(elements);25const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');26const elements = traverseAllChildren(document);27console.log(elements);28const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');29const elements = traverseAllChildren(document);30console.log(elements);31const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');32const elements = traverseAllChildren(document);33console.log(elements);34const { traverseAllChildren } = require('@playwright/test/lib/server/dom.js');35const elements = traverseAllChildren(document);36console.log(elements);
Using AI Code Generation
1const { traverseAllChildrenImpl } = require('playwright/lib/server/dom.js');2const { parse } = require('playwright/lib/server/common/html.js');3const html = `<html><body><div><h1>Heading 1</h1><h1>Heading 2</h1></div></body></html>`;4const document = parse(html);5const result = traverseAllChildrenImpl(document, node => node.nodeName === 'H1');6console.log(result);7[ { nodeName: 'H1' }, { nodeName: 'H1' } ]
Using AI Code Generation
1const {traverseAllChildrenImpl} = require('playwright/lib/server/dom.js');2const domTree = await page.evaluate(() => {3 const root = document.documentElement;4 return traverseAllChildrenImpl(root, (node) => {5 return {6 };7 });8});9const fs = require('fs');10fs.writeFile('domTree.json', JSON.stringify(domTree), (err) => {11 if (err) throw err;12 console.log('The file has been saved!');13});14const fs = require('fs');15fs.readFile('domTree.json', (err, data) => {16 if (err) throw err;17 const domTree = JSON.parse(data);18});19function traverse(domTree) {20 console.log(domTree.nodeName);21 if (domTree.childNodes) {22 domTree.childNodes.forEach(traverse);23 }24}25traverse(domTree);26function find(domTree, nodeName) {27 if (domTree.nodeName === nodeName) {28 return domTree;29 }30 if (domTree.childNodes) {31 for (let i = 0; i < domTree.childNodes.length; i++) {32 const result = find(domTree.childNodes[i], nodeName);33 if (result) {34 return result;35 }36 }37 }38}39const foundNode = find(domTree, 'BUTTON');40console.log(foundNode);41function getInnerHTML(domTree, nodeName) {42 if (domTree.nodeName === nodeName) {43 return domTree.innerHTML;44 }45 if (domTree.childNodes) {46 for (let i = 0; i < domTree.childNodes.length; i++) {47 const result = getInnerHTML(domTree.childNodes[i], nodeName);48 if (result) {49 return result;50 }
Using AI Code Generation
1const { traverseAllChildrenImpl } = require('playwright/lib/internal/dom.js');2const { chromium } = require('playwright');3const { test, expect } = require('@playwright/test');4test('traverseAllChildrenImpl', async ({ page }) => {5 const element = await page.$('div');6 const children = traverseAllChildrenImpl(element);7 expect(children.length).toBeGreaterThan(0);8});9 expect(received).toBeGreaterThan(expected)10 8 | const children = traverseAllChildrenImpl(element);11 9 | expect(children.length).toBeGreaterThan(0);12 > 10 | });13 at Object.toBeGreaterThan (test.js:10:3)
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:
- 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.
- 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.
- 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.
- 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.
- Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
- 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.
- 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.
- 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.
- 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.
- 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.
- 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.
- Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.
Run Playwright Internal automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
