How to use reconcileChildFibers method in Playwright Internal

Best JavaScript code snippet using playwright-internal

fiber.js

Source:fiber.js Github

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...141 * 142 * 二进制形式存储 effectTag: Placement, Update, 通过连续按位或操作,就可以通过得到多个合并的 effectTag143 * 144 * beginWork 的执行结果是:给 workInProgress.child 赋值145 * workInProgress.child = reconcileChildFibers();146 * 147 * 148 * *[update] 阶段149 * 更新时判断是创建新的 FiberNode 是根据 props 和 type 进行 diff 比较150 * 一致则复用,然后再把对应的子节点 clone 过来一份151 * 不一致则走创建 FiberNode && reconcileChildren 打 effectTag 逻辑152 * 153 * 154 * 然后通过 workLoopSync while workInProgress 循环执行 performUnitOfWork-beginWork-completeWork155 */156/* 157// reconcileChildren 158 159export const reconcileChildFibers = ChildReconciler(true);...

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index.js

Source:index.js Github

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...27 nextChildren,28 renderExpirationTime,29 );30 } else {31 workInProgress.child = reconcileChildFibers(32 workInProgress,33 current.child,34 nextChildren,35 renderExpirationTime,36 );37 }38 }39 reconcileChildren 只是一个入口函数,如果首次渲染,current 空 null,就通过mountChildFibers 创建子节点的 Fiber 实例。如果不是首次渲染,就调用reconcileChildFibers去做 diff,然后得出 effect list。40 接下来再看看 mountChildFibers 和 reconcileChildFibers 有什么区别:41 export const reconcileChildFibers = ChildReconciler(true);42 export const mountChildFibers = ChildReconciler(false);43 他们都是通过 ChildReconciler 函数来的,只是传递的参数不同而已。这个参数叫shouldTrackSideEffects,他的作用是判断是否要增加一些effectTag,主要是用来优化初次渲染的,因为初次渲染没有更新操作。44 function reconcileChildFibers(45 returnFiber: Fiber,46 currentFirstChild: Fiber | null,47 newChild: any,48 expirationTime: ExpirationTime,49 ): Fiber | null {50 // 主要的 Diff 逻辑51 }52 reconcileChildFibers 就是 Diff 部分的主体代码,这个函数超级长,是一个包装函数,下面所有的 diff 代码都在这里面,详细的源码注释可以见这里。53 参数介绍54 returnFiber 是即将 Diff 的这层的父节点。55 currentFirstChild是当前层的第一个 Fiber 节点。56 newChild 是即将更新的 vdom 节点(可能是 TextNode、可能是 ReactElement,可能是数组),不是 Fiber 节点57 expirationTime 是过期时间,这个参数是跟调度有关系的,本系列还没讲解,当然跟 Diff 也没有关系。58 再次提醒,reconcileChildFibers 是 reconcile(diff) 的一层。...

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ReactFiberCompleteWork.js

Source:ReactFiberCompleteWork.js Github

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...62 var props = coroutine.props;63 var nextChildren = fn(props, yields);64 var currentFirstChild = current ? current.stateNode : null;65 var priority = workInProgress.pendingWorkPriority;66 workInProgress.stateNode = reconcileChildFibers(workInProgress, currentFirstChild, nextChildren, priority);67 return workInProgress.stateNode;68 }69 function completeWork(current, workInProgress) {70 switch (workInProgress.tag) {71 case FunctionalComponent:72 transferOutput(workInProgress.child, workInProgress);73 return null;74 case ClassComponent:75 transferOutput(workInProgress.child, workInProgress);76 var _workInProgress$state = workInProgress.stateNode,77 state = _workInProgress$state.state,78 props = _workInProgress$state.props;79 workInProgress.memoizedState = state;80 workInProgress.memoizedProps = props;...

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error.jsx

Source:error.jsx Github

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1// modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:17008 Uncaught Error: Objects are not valid as a React child (found: object with keys {title, url}). If you meant to render a collection of children, use an array instead.2// in li (created by Task)3// in Task (created by Info)4// in ul (created by Info)5// in div (created by Info)6// in Info (created by App)7// in div (created by App)8// in App9// at throwOnInvalidObjectType (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:17008)10// at createChild (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:17246)11// at reconcileChildrenArray (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:17495)12// at reconcileChildFibers (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:17900)13// at reconcileChildren (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:20357)14// at updateHostComponent (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:20897)15// at beginWork (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:22222)16// at HTMLUnknownElement.callCallback (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:3783)17// at Object.invokeGuardedCallbackDev (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:3832)18// at invokeGuardedCallback (modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:3887)19// throwOnInvalidObjectType @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1700820// createChild @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1724621// reconcileChildrenArray @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1749522// reconcileChildFibers @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1790023// reconcileChildren @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2035724// updateHostComponent @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2089725// beginWork @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2222226// callCallback @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:378327// invokeGuardedCallbackDev @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:383228// invokeGuardedCallback @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:388729// beginWork$1 @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2679830// performUnitOfWork @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2574931// workLoopSync @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2572532// performSyncWorkOnRoot @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2535133// (anonymous) @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1468434// unstable_runWithPriority @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2933735// runWithPriority$1 @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1463436// flushSyncCallbackQueueImpl @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1467937// flushSyncCallbackQueue @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1466738// scheduleUpdateOnFiber @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:2479439// dispatchAction @ modules.js?hash=7274f2fab27ca6dd1243876db6df82b8b23ca03f:1925540// (anonymous) @ useTracker.ts:7341// _compute @ tracker.js:30842// _recompute @ tracker.js:32443// Tracker._runFlush @ tracker.js:49544// onGlobalMessage @ meteor.js?hash=857dafb4b9dff17e29ed8498a22ea5b1a3d6b41d:51545// postMessage (async)46// setImmediate @ meteor.js?hash=857dafb4b9dff17e29ed8498a22ea5b1a3d6b41d:53547// requireFlush @ tracker.js:12948// invalidate @ tracker.js:26449// changed @ tracker.js:42250// (anonymous) @ cursor.js:29351// SQp.runTask @ meteor.js?hash=857dafb4b9dff17e29ed8498a22ea5b1a3d6b41d:84952// SQp.flush @ meteor.js?hash=857dafb4b9dff17e29ed8498a22ea5b1a3d6b41d:87853// SQp.drain @ meteor.js?hash=857dafb4b9dff17e29ed8498a22ea5b1a3d6b41d:88754// resumeObservers @ local_collection.js:30655// endUpdate @ collection.js:23956// store.<computed> @ livedata_connection.js:31257// (anonymous) @ livedata_connection.js:120658// _performWrites @ livedata_connection.js:120559// _flushBufferedWrites @ livedata_connection.js:116260// (anonymous) @ meteor.js?hash=857dafb4b9dff17e29ed8498a22ea5b1a3d6b41d:123461// setTimeout (async)62// _livedata_data @ livedata_connection.js:114363// onMessage @ livedata_connection.js:165564// (anonymous) @ browser.js:18665// forEachCallback @ common.js:3066// socket.onmessage @ browser.js:18567// REventTarget.dispatchEvent @ sockjs-0.3.4.js:8768// SockJS._dispatchMessage @ sockjs-0.3.4.js:107869// SockJS._didMessage @ sockjs-0.3.4.js:113870// that.ws.onmessage @ sockjs-0.3.4.js:128571// 5react_devtools_backend.js:2560 The above error occurred in the <li> component:72// in li (created by Task)73// in Task (created by Info)74// in ul (created by Info)75// in div (created by Info)76// in Info (created by App)77// in div (created by App)78// in App79// Consider adding an error boundary to your tree to customize error handling behavior....

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ReactFiberBeginWork.js

Source:ReactFiberBeginWork.js Github

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...49export function reconcileChildren(current, workInProgress, nextChildren) {50 //如果current有值,说明这是一类似于更新的作品51 if (current) {52 //进行比较 新老内容,得到差异进行更新53 workInProgress.child = reconcileChildFibers(54 workInProgress,//新fiber55 current.child,//老fiber的第一个子fiber节点56 nextChildren //新的虚拟DOM57 );58 } else {59 ///初次渲染,不需要比较 ,全是新的60 workInProgress.child = mountChildFibers(61 workInProgress,//新fiber62 current && current.child,//老fiber的第一个子fiber节点63 nextChildren //新的虚拟DOM64 );65 }...

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ReactChildFiber.dev.js

Source:ReactChildFiber.dev.js Github

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...26 * @param {*} returnFiber 新的父fiber27 * @param {*} currentFirstChild current就是老的意思,老的第一个子fiber28 * @param {*} newChild 新的虚拟DOM29 */30 function reconcileChildFibers(returnFiber, currentFirstChild, newChild) {31 //判断newChild是不是一个对象,如果是的话说明新的虚拟DOM只有一个React元素节点32 var isObject = _typeof(newChild) === 'object' && newChild; //说明新的虚拟DOM是单节点33 if (isObject) {34 switch (newChild.$$typeof) {35 case _ReactSymbols.REACT_ELEMENT_TYPE:36 return placeSingleChild(reconcileSingleElement(returnFiber, currentFirstChild, newChild));37 }38 }39 }40 return reconcileChildFibers;41}42var reconcileChildFibers = childReconciler(true);43exports.reconcileChildFibers = reconcileChildFibers;44var mountChildFibers = childReconciler(false);...

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ReactChildFiber.js

Source:ReactChildFiber.js Github

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...20 * @param {*} returnFiber 新的父fiber21 * @param {*} currentFirstChild current就是老的意思,老的第一个子fiber22 * @param {*} newChild 新的虚拟DOM23 */24 function reconcileChildFibers(returnFiber, currentFirstChild, newChild) {25 //判断newChild是不是一个对象,如果是的话说明新的虚拟DOM只有一个React元素节点26 const isObject = typeof newChild === 'object' && (newChild);27 //说明新的虚拟DOM是单节点28 if (isObject) {29 switch (newChild.$$typeof) {30 case REACT_ELEMENT_TYPE:31 return placeSingleChild(reconcileSingleElement(32 returnFiber, currentFirstChild, newChild33 ));34 }35 }36 }37 return reconcileChildFibers;38}...

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Using AI Code Generation

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1const {reconcileChildFibers} = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');2const {FiberNode} = require('playwright/lib/server/supplements/recorder/fiberNode.js');3const node1 = new FiberNode();4node1._name = 'node1';5const node2 = new FiberNode();6node2._name = 'node2';7const node3 = new FiberNode();8node3._name = 'node3';9const node4 = new FiberNode();10node4._name = 'node4';11const node5 = new FiberNode();12node5._name = 'node5';13const node6 = new FiberNode();14node6._name = 'node6';15const node7 = new FiberNode();16node7._name = 'node7';17const node8 = new FiberNode();18node8._name = 'node8';19const node9 = new FiberNode();20node9._name = 'node9';21const node10 = new FiberNode();22node10._name = 'node10';23const node11 = new FiberNode();24node11._name = 'node11';25const node12 = new FiberNode();26node12._name = 'node12';27const node13 = new FiberNode();28node13._name = 'node13';29const node14 = new FiberNode();30node14._name = 'node14';31const node15 = new FiberNode();32node15._name = 'node15';33const node16 = new FiberNode();34node16._name = 'node16';35const node17 = new FiberNode();36node17._name = 'node17';37const node18 = new FiberNode();38node18._name = 'node18';39const node19 = new FiberNode();40node19._name = 'node19';41const node20 = new FiberNode();42node20._name = 'node20';43const node21 = new FiberNode();44node21._name = 'node21';45const node22 = new FiberNode();46node22._name = 'node22';47const node23 = new FiberNode();48node23._name = 'node23';49const node24 = new FiberNode();50node24._name = 'node24';51const node25 = new FiberNode();52node25._name = 'node25';53const node26 = new FiberNode();54node26._name = 'node26';

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Using AI Code Generation

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1const {reconcileChildFibers} = require('playwright/lib/server/frames');2const {Frame} = require('playwright/lib/server/frame');3const {ElementHandle} = require('playwright/lib/server/dom');4const {Page} = require('playwright/lib/server/page');5const {JSHandle} = require('playwright/lib/server/jsHandle');6const {createJSHandle} = require('playwright/lib/server/frames');7const {createHandle} = require('playwright/lib/server/frames');8const {createFrame} = require('playwright/lib/server/frames');9const {createPage} = require('playwright/lib/server/frames');10const {createExecutionContext} = require('playwright/lib/server/frames');11const {createExecutionContextPromise} = require('playwright/lib/server/frames');12const {createExecutionContextCallback} = require('playwright/lib/server/frames');13const {createExecutionContextAwaitPromise} = require('playwright/lib/server/frames');14const {createExecutionContextHandle} = require('playwright/lib/server/frames');15const {createExecutionContextEvaluateHandle} = require('playwright/lib/server/frames');16const {createExecutionContextEvaluate} = require('playwright/lib/server/frames');17const {createExecutionContextQueryObjects} = require('playwright/lib/server/frames');18const {createExecutionContextQuerySelectorAll} = require('playwright/lib/server/frames');19const {createExecutionContextQuerySelector} = require('playwright/lib/server/frames');20const {createExecutionContextEvaluateInternal} = require('playwright/lib/server/frames');21const {createExecutionContextEvaluateInternalHandle} = require('playwright/lib/server/frames');22const {createExecutionContextEvaluateInternalRaw} = require('playwright/lib/server/frames');23const {createExecutionContextEvaluateInternalRawResult} = require('playwright/lib/server/frames');24const {createExecutionContextEvaluateInternalRawHandle} = require('playwright/lib/server/frames');25const {createExecutionContextEvaluateInternalRawEvaluate} = require('playwright/lib/server/frames');26const {createExecutionContextEvaluateInternalRawCallFunctionOn} = require('playwright/lib/server/frames');27const {createExecutionContextEvaluateInternalRawCallFunctionOnResult} = require('playwright/lib/server/frames');28const {createExecutionContextEvaluateInternalRawCallFunctionOnHandle} = require('playwright/lib/server/frames');29const {createExecutionContextEvaluateInternalRawCallFunctionOnHandleResult} = require('playwright/lib/server/frames

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Using AI Code Generation

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1const {reconcileChildFibers} = require('playwright/lib/server/frames');2const {Frame} = require('playwright/lib/server/frame');3const {Page} = require('playwright/lib/server/page');4const {ElementHandle} = require('playwright/lib/server/elementHandler');5const {JSHandle} = require('playwright/lib/server/jsHandle');6const {createJSHandle} = require('playwright/lib/server/frames');7const {createHandle} = require('playwright/lib/server/frames');8const {createFrameTree} = require('playwright/lib/server/frames');9const {createFrame} = require('playwright/lib/server/frames');10const {createFrameTree} = require('playwright/lib/server/frames');11const {createFrame} = require('playwright/lib/server/frames');12const {Frame} = require('playwright/lib/server/frame');13const {Page} = require('playwright/lib/server/page');14const {ElementHandle} = require('playwright/lib/server/elementHandler');15const {JSHandle} = require('playwright/lib/server/jsHandle');16const {createJSHandle} = require('playwright/lib/server/frames');17const {createHandle} = require('playwright/lib/server/frames');18const {createFrameTree} = require('playwright/lib/server/frames');19const {createFrame} = require('playwright/lib/server/frames');20const {createFrame} = require('playwright/lib/server/frames');21const {Frame} = require('playwright/lib/server/frame');22const {Page} = require('playwright/lib/server/page');23const {ElementHandle} = require('playwright/lib/server/elementHandler');24const {JSHandle} = require('playwright/lib/server/jsHandle');25const {createJSHandle} = require('playwright/lib/server/frames');26const {createHandle} = require('playwright/lib/server/frames');27const {createFrameTree} = require('playwright/lib/server/frames');28const {createFrame} = require('playwright/lib/server/frames');29const {createHandle} = require('playwright/lib/server/frames');30const {createFrameTree} = require('playwright/lib/server/frames');31const {createFrame} = require

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Using AI Code Generation

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1const {reconcileChildFibers} = require('playwright/lib/server/supplements/recorder/recorderSupplement');2const {createFiber} = require('playwright/lib/server/supplements/recorder/recorderSupplement');3function createFiberWithDomNode(domNode) {4 const fiber = createFiber();5 fiber.domNode = domNode;6 return fiber;7}8const parentFiber = createFiberWithDomNode(document.body);9const fiber1 = createFiberWithDomNode(document.createElement('div'));10const fiber2 = createFiberWithDomNode(document.createElement('div'));11const fiber3 = createFiberWithDomNode(document.createElement('div'));12const fiber4 = createFiberWithDomNode(document.createElement('div'));13const fiber5 = createFiberWithDomNode(document.createElement('div'));14const fiber6 = createFiberWithDomNode(document.createElement('div'));15const fiber7 = createFiberWithDomNode(document.createElement('div'));16const fiber8 = createFiberWithDomNode(document.createElement('div'));17const fiber9 = createFiberWithDomNode(document.createElement('div'));18const fiber10 = createFiberWithDomNode(document.createElement('div'));19const fiber11 = createFiberWithDomNode(document.createElement('div'));20const fiber12 = createFiberWithDomNode(document.createElement('div'));21fiber1.sibling = fiber2;22fiber2.sibling = fiber3;23fiber3.sibling = fiber4;24fiber4.sibling = fiber5;25fiber5.sibling = fiber6;26fiber6.sibling = fiber7;27fiber7.sibling = fiber8;28fiber8.sibling = fiber9;29fiber9.sibling = fiber10;30fiber10.sibling = fiber11;31fiber11.sibling = fiber12;32parentFiber.child = fiber1;33const newFiber1 = createFiberWithDomNode(document.createElement('div'));34const newFiber2 = createFiberWithDomNode(document.createElement('div'));35const newFiber3 = createFiberWithDomNode(document.createElement('div'));36const newFiber4 = createFiberWithDomNode(document.createElement('div'));37const newFiber5 = createFiberWithDomNode(document.createElement('div'));38const newFiber6 = createFiberWithDomNode(document.createElement('div'));39const newFiber7 = createFiberWithDomNode(document.createElement('div'));

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Using AI Code Generation

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1const {reconcileChildFibers} = require('playwright/lib/server/dom');2const {createElement} = require('playwright/lib/server/dom');3const {createText} = require('playwright/lib/server/dom');4const {createComment} = require('playwright/lib/server/dom');5const parent = createElement('div', null, []);6const child = createText('text', parent);7const sibling = createComment('comment', parent);8const newChild = createText('new text', parent);9const newSibling = createComment('new comment', parent);10reconcileChildFibers(parent, [child, sibling], [newChild, newSibling]);

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Using AI Code Generation

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1const {reconcileChildFibers} = require('playwright/lib/server/webkit/wkPage');2const {Frame} = require('playwright/lib/server/webkit/wkFrameManager');3const frame = new Frame(null, null, null, null, null, null, null, null, null, null, null, null);4const oldFiber = null;5 {6 _attributes: {},7 {8 _attributes: {},9 {10 }11 }12 }13];14const newFiber = reconcileChildFibers(frame, oldFiber, newChildren);15console.log(newFiber);

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Using AI Code Generation

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1const { Fiber } = require('playwright-core/lib/server/supplements/recorder/fiber');2const { createDom } = require('playwright-core/lib/server/supplements/recorder/dom');3const { ElementHandle } = require('playwright-core/lib/server/dom');4const { createFiber } = require('playwright-core/lib/server/supplements/recorder/fiber');5const { createHandle } = require('playwright-core/lib/server/supplements/recorder/dom');6const { createFiber } = require('playwright-core/lib/server/supplements/recorder/fiber');7const { createHandle } = require('playwright-core/lib/server/supplements/recorder/dom');8const { createDom } = require('playwright-core/lib/server/supplements/recorder/dom');9const { ElementHandle } = require('playwright-core/lib/server/dom');10const { Fiber } = require('playwright-core/lib/server/supplements/recorder/fiber');11const { createFiber } = require('playwright-core/lib/server/supplements/recorder/fiber');12const { createHandle } = require('playwright-core/lib/server/supplements/recorder/dom');13const { createDom } = require('playwright-core/lib/server/supplements/recorder/dom');14const { ElementHandle } = require('playwright-core/lib/server/dom');15const { Fiber } = require('playwright-core/lib/server/supplements/recorder/fiber');16const { createFiber } = require('playwright-core/lib/server/supplements/recorder/fiber');17const { createHandle } = require('playwright-core/lib/server/supplements/recorder/dom');18const { createDom } = require('playwright-core/lib/server/supplements/recorder/dom');19const { ElementHandle } = require('playwright-core/lib/server/dom');20const { Fiber } = require('playwright-core/lib/server/supplements/recorder/fiber');21const { createFiber } = require('playwright-core/lib/server/supplements/recorder/fiber');22const { createHandle } = require('playwright-core/lib/server/supplements/recorder/dom');23const { createDom } = require('playwright-core/lib/server/supplements/recorder/dom');24const { ElementHandle } = require('playwright-core/lib/server/dom');25const { Fiber } = require('playwright-core/lib/server/supplements/recorder/fiber');26const { createFiber } = require('playwright-core/lib

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Using AI Code Generation

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1const {createFiber, reconcileChildFibers} = require('@playwright/test/lib/test/workerRunner');2const fiber1 = createFiber();3fiber1.tag = 0;4fiber1.elementType = 'div';5fiber1.pendingProps = {children: ['Hello']};6fiber1.stateNode = {tagName: 'div'};7const fiber2 = createFiber();8fiber2.tag = 0;9fiber2.elementType = 'p';10fiber2.pendingProps = {children: ['World']};11fiber2.stateNode = {tagName: 'p'};12const fiber3 = createFiber();13fiber3.tag = 0;14fiber3.elementType = 'span';15fiber3.pendingProps = {children: ['!']};16fiber3.stateNode = {tagName: 'span'};17const fiber4 = createFiber();18fiber4.tag = 0;19fiber4.elementType = 'div';20fiber4.pendingProps = {children: ['Hello']};21fiber4.stateNode = {tagName: 'div'};22const fiber5 = createFiber();23fiber5.tag = 0;24fiber5.elementType = 'p';25fiber5.pendingProps = {children: ['World']};26fiber5.stateNode = {tagName: 'p'};27const fiber6 = createFiber();28fiber6.tag = 0;29fiber6.elementType = 'span';30fiber6.pendingProps = {children: ['!']};31fiber6.stateNode = {tagName: 'span'};32const fiber7 = createFiber();33fiber7.tag = 0;34fiber7.elementType = 'div';35fiber7.pendingProps = {children: ['Hello']};36fiber7.stateNode = {tagName: 'div'};37const fiber8 = createFiber();38fiber8.tag = 0;39fiber8.elementType = 'p';40fiber8.pendingProps = {children: ['World']};41fiber8.stateNode = {tagName: 'p'};42const fiber9 = createFiber();43fiber9.tag = 0;44fiber9.elementType = 'span';45fiber9.pendingProps = {children: ['!']};46fiber9.stateNode = {tagName: '

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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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