How to use mountWorkInProgressHook method in Playwright Internal

Best JavaScript code snippet using playwright-internal

withHooks.js

Source:withHooks.js Github

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...52 renderPhaseUpdates = null;53 numberOfReRenders = 0;54 isRenderPhase = false;55}56function mountWorkInProgressHook() {57 const hook = {58 memoizedState: null,59 baseState: null,60 queue: null,61 baseUpdate: null,62 next: null,63 };64 if (workInProgressHook === null) {65 // This is the first hook in the list66 firstWorkInProgressHook = workInProgressHook = hook;67 } else {68 // Append to the end of the list69 workInProgressHook = workInProgressHook.next = hook;70 }71 return workInProgressHook;72}73function updateWorkInProgressHook() {74 // This function is used both for updates and for re-renders triggered by a75 // render phase update. It assumes there is either a current hook we can76 // clone, or a work-in-progress hook from a previous render pass that we can77 // use as a base. When we reach the end of the base list, we must switch to78 // the dispatcher used for mounts.79 if (nextWorkInProgressHook !== null) {80 // There's already a work-in-progress. Reuse it.81 workInProgressHook = nextWorkInProgressHook;82 nextWorkInProgressHook = workInProgressHook.next;83 currentHook = nextCurrentHook;84 nextCurrentHook = currentHook !== null ? currentHook.next : null;85 } else {86 // Clone from the current hook.87 invariant(nextCurrentHook !== null, 'Rendered more hooks than during the previous render.');88 currentHook = nextCurrentHook;89 const newHook = {90 memoizedState: currentHook.memoizedState,91 baseState: currentHook.baseState,92 queue: currentHook.queue,93 baseUpdate: currentHook.baseUpdate,94 next: null,95 };96 if (workInProgressHook === null) {97 // This is the first hook in the list.98 workInProgressHook = firstWorkInProgressHook = newHook;99 } else {100 // Append to the end of the list.101 workInProgressHook = workInProgressHook.next = newHook;102 }103 nextCurrentHook = currentHook.next;104 }105 return workInProgressHook;106}107function createFunctionComponentUpdateQueue() {108 return {109 lastEffect: null,110 };111}112function areHookInputsEqual(nextDeps, prevDeps) {113 if (prevDeps === null) {114 return false;115 }116 for (let i = 0; i < prevDeps.length && i < nextDeps.length; i++) {117 if (is(nextDeps[i], prevDeps[i])) {118 continue;119 }120 return false;121 }122 return true;123}124function mountState(initialState) {125 const hook = mountWorkInProgressHook();126 if (typeof initialState === 'function') {127 initialState = initialState();128 }129 hook.memoizedState = hook.baseState = initialState;130 const queue = (hook.queue = {131 last: null,132 dispatch: null,133 eagerReducer: basicStateReducer,134 eagerState: initialState,135 });136 const dispatch = (queue.dispatch = dispatchAction.bind(null, currentInstance, queue));137 return [hook.memoizedState, dispatch];138}139function updateState(initialState) {140 return updateReducer(basicStateReducer, initialState);141}142function pushEffect(tag, create, destroy, deps) {143 const effect = {144 tag,145 create,146 destroy,147 deps,148 // Circular149 next: null,150 };151 if (componentUpdateQueue === null) {152 componentUpdateQueue = createFunctionComponentUpdateQueue();153 componentUpdateQueue.lastEffect = effect.next = effect;154 } else {155 const lastEffect = componentUpdateQueue.lastEffect;156 if (lastEffect === null) {157 componentUpdateQueue.lastEffect = effect.next = effect;158 } else {159 const firstEffect = lastEffect.next;160 lastEffect.next = effect;161 effect.next = firstEffect;162 componentUpdateQueue.lastEffect = effect;163 }164 }165 return effect;166}167function pushContext(context) {168 const _context = {169 Consumer: context.Consumer,170 next: null,171 };172 if (componentContext === null) {173 componentContext = _context;174 } else {175 componentContext.next = _context;176 }177 return _context;178}179function mountRef(initialValue) {180 const hook = mountWorkInProgressHook();181 const ref = { current: initialValue };182 hook.memoizedState = ref;183 return ref;184}185function updateRef() {186 const hook = updateWorkInProgressHook();187 return hook.memoizedState;188}189function mountEffectImpl(fiberEffectTag, hookEffectTag, create, deps) {190 const hook = mountWorkInProgressHook();191 const nextDeps = deps === undefined ? null : deps;192 sideEffectTag |= fiberEffectTag;193 hook.memoizedState = pushEffect(hookEffectTag, create, undefined, nextDeps);194}195function updateEffectImpl(fiberEffectTag, hookEffectTag, create, deps) {196 const hook = updateWorkInProgressHook();197 const nextDeps = deps === undefined ? null : deps;198 let destroy = undefined;199 if (currentHook !== null) {200 const prevEffect = currentHook.memoizedState;201 destroy = prevEffect.destroy;202 if (nextDeps !== null) {203 const prevDeps = prevEffect.deps;204 if (areHookInputsEqual(nextDeps, prevDeps)) {205 pushEffect(NoHookEffect, create, destroy, nextDeps);206 return;207 }208 }209 }210 sideEffectTag |= fiberEffectTag;211 hook.memoizedState = pushEffect(hookEffectTag, create, destroy, nextDeps);212}213function mountEffect(create, deps) {214 return mountEffectImpl(UpdateEffect | PassiveEffect, UnmountPassive | MountPassive, create, deps);215}216function updateEffect(create, deps) {217 return updateEffectImpl(UpdateEffect | PassiveEffect, UnmountPassive | MountPassive, create, deps);218}219function mountLayoutEffect(create, deps) {220 return mountEffectImpl(UpdateEffect, UnmountMutation | MountLayout, create, deps);221}222function updateLayoutEffect(create, deps) {223 return updateEffectImpl(UpdateEffect, UnmountMutation | MountLayout, create, deps);224}225function imperativeHandleEffect(create, ref) {226 if (typeof ref === 'function') {227 const refCallback = ref;228 const inst = create();229 refCallback(inst);230 return () => {231 refCallback(null);232 };233 } else if (ref !== null && ref !== undefined) {234 const refObject = ref;235 const inst = create();236 refObject.current = inst;237 return () => {238 refObject.current = null;239 };240 }241}242function mountImperativeHandle(ref, create, deps) {243 // TODO: If deps are provided, should we skip comparing the ref itself?244 const effectDeps = deps !== null && deps !== undefined ? deps.concat([ref]) : [ref];245 return mountEffectImpl(246 UpdateEffect,247 UnmountMutation | MountLayout,248 imperativeHandleEffect.bind(null, create, ref),249 effectDeps,250 );251}252function updateImperativeHandle(ref, create, deps) {253 // TODO: If deps are provided, should we skip comparing the ref itself?254 const effectDeps = deps !== null && deps !== undefined ? deps.concat([ref]) : [ref];255 return updateEffectImpl(256 UpdateEffect,257 UnmountMutation | MountLayout,258 imperativeHandleEffect.bind(null, create, ref),259 effectDeps,260 );261}262function mountContext(Context) {263 pushContext(Context);264 return Context._currentValue;265}266function mountReducer(reducer, initialArg, init) {267 const hook = mountWorkInProgressHook();268 let initialState;269 if (init !== undefined) {270 initialState = init(initialArg);271 } else {272 initialState = initialArg;273 }274 hook.memoizedState = hook.baseState = initialState;275 const queue = (hook.queue = {276 last: null,277 dispatch: null,278 eagerReducer: reducer,279 eagerState: initialState,280 });281 const dispatch = (queue.dispatch = dispatchAction.bind(282 null,283 // Flow doesn't know this is non-null, but we do.284 currentInstance,285 queue,286 ));287 return [hook.memoizedState, dispatch];288}289function updateReducer(reducer, initialArg, init) {290 const hook = updateWorkInProgressHook();291 const queue = hook.queue;292 invariant(queue !== null, 'Should have a queue. This is likely a bug in React. Please file an issue.');293 if (numberOfReRenders > 0) {294 // This is a re-render. Apply the new render phase updates to the previous295 // work-in-progress hook.296 const dispatch = queue.dispatch;297 if (renderPhaseUpdates !== null) {298 // Render phase updates are stored in a map of queue -> linked list299 const firstRenderPhaseUpdate = renderPhaseUpdates.get(queue);300 if (firstRenderPhaseUpdate !== undefined) {301 renderPhaseUpdates.delete(queue);302 let newState = hook.memoizedState;303 let update = firstRenderPhaseUpdate;304 do {305 // Process this render phase update. We don't have to check the306 // priority because it will always be the same as the current307 // render's.308 const action = update.action;309 newState = reducer(newState, action);310 update = update.next;311 } while (update !== null);312 // Mark that the fiber performed work, but only if the new state is313 // different from the current state.314 if (!is(newState, hook.memoizedState)) {315 markWorkInProgressReceivedUpdate();316 }317 hook.memoizedState = newState;318 // Don't persist the state accumlated from the render phase updates to319 // the base state unless the queue is empty.320 // TODO: Not sure if this is the desired semantics, but it's what we321 // do for gDSFP. I can't remember why.322 if (hook.baseUpdate === queue.last) {323 hook.baseState = newState;324 }325 return [newState, dispatch];326 }327 }328 return [hook.memoizedState, dispatch];329 }330 // The last update in the entire queue331 const last = queue.last;332 // The last update that is part of the base state.333 const baseUpdate = hook.baseUpdate;334 const baseState = hook.baseState;335 // Find the first unprocessed update.336 let first;337 if (baseUpdate !== null) {338 if (last !== null) {339 // For the first update, the queue is a circular linked list where340 // `queue.last.next = queue.first`. Once the first update commits, and341 // the `baseUpdate` is no longer empty, we can unravel the list.342 last.next = null;343 }344 first = baseUpdate.next;345 } else {346 first = last !== null ? last.next : null;347 }348 if (first !== null) {349 let newState = baseState;350 let newBaseState = null;351 let newBaseUpdate = null;352 let prevUpdate = baseUpdate;353 let update = first;354 let didSkip = false;355 do {356 // Process this update.357 if (update.eagerReducer === reducer) {358 // If this update was processed eagerly, and its reducer matches the359 // current reducer, we can use the eagerly computed state.360 newState = update.eagerState;361 } else {362 const action = update.action;363 newState = reducer(newState, action);364 }365 prevUpdate = update;366 update = update.next;367 } while (update !== null && update !== first);368 if (!didSkip) {369 newBaseUpdate = prevUpdate;370 newBaseState = newState;371 }372 // Mark that the fiber performed work, but only if the new state is373 // different from the current state.374 if (!is(newState, hook.memoizedState)) {375 markWorkInProgressReceivedUpdate();376 }377 hook.memoizedState = newState;378 hook.baseUpdate = newBaseUpdate;379 hook.baseState = newBaseState;380 queue.eagerReducer = reducer;381 queue.eagerState = newState;382 }383 const dispatch = queue.dispatch;384 return [hook.memoizedState, dispatch];385}386function mountCallback(callback, deps) {387 const hook = mountWorkInProgressHook();388 const nextDeps = deps === undefined ? null : deps;389 hook.memoizedState = [callback, nextDeps];390 return callback;391}392function updateCallback(callback, deps) {393 const hook = updateWorkInProgressHook();394 const nextDeps = deps === undefined ? null : deps;395 const prevState = hook.memoizedState;396 if (prevState !== null) {397 if (nextDeps !== null) {398 const prevDeps = prevState[1];399 if (areHookInputsEqual(nextDeps, prevDeps)) {400 return prevState[0];401 }402 }403 }404 hook.memoizedState = [callback, nextDeps];405 return callback;406}407function mountMemo(nextCreate, deps) {408 const hook = mountWorkInProgressHook();409 const nextDeps = deps === undefined ? null : deps;410 const nextValue = nextCreate();411 hook.memoizedState = [nextValue, nextDeps];412 return nextValue;413}414function updateMemo(nextCreate, deps) {415 const hook = updateWorkInProgressHook();416 const nextDeps = deps === undefined ? null : deps;417 const prevState = hook.memoizedState;418 if (prevState !== null) {419 // Assume these are defined. If they're not, areHookInputsEqual will warn.420 if (nextDeps !== null) {421 const prevDeps = prevState[1];422 if (areHookInputsEqual(nextDeps, prevDeps)) {...

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useState和useReducer.js

Source:useState和useReducer.js Github

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...32function mountState<S>(33 initialState: (() => S) | S,34): [S, Dispatch<BasicStateAction<S>>] {35 // 创建并返回当前的hook36 const hook = mountWorkInProgressHook();37 // ...赋值初始state38 // 创建queue39 const queue = (hook.queue = {40 pending: null,41 // 保存dispatchAction.bind()的值42 dispatch: null,43 lastRenderedReducer: basicStateReducer,44 lastRenderedState: (initialState: any),45 });46 // ...创建dispatch47 return [hook.memorizedState, dispatch];48}49function mountReducer<S, I, A>(50 reducer: (S, A) => S,51 initialArg: I,52 init?: I => S,53): [S, Dispatch<A>] {54 // 创建并返回当前的hook55 const hook = mountWorkInProgressHook();56 // ...赋值初始state57 // 创建queue58 const queue = (hook.queue = {59 pending: null,60 dispatch: null,61 // 上次render时使用的reducer62 lastRenderedReducer: reducer,63 // 上次render时的state64 lastRenderedState: (initialState: any),65 });66 // ...创建dispatch67 return [hook.memoizedState, dispatch]68}69// 对应redux中的reducer —— 一个计算state的纯函数...

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useState&usereducer.js

Source:useState&usereducer.js Github

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...4function mountState<S>(5 initialState: (()=>S) | S,6) : [S, Dispatch<BasicStateAction<S>>]{7 //创建并返回当前的hook8 const hook = mountWorkInProgressHook()9 //...复制初始化state10 //创建queue11 const queue = (hook.queue = {12 pending: null,13 dispatch: null,14 //这里的basicStateReducer为useReducer的一个方法,下文可见15 lastRenderedReducer: basicStateReducer,16 lastRenderedState: (initialState: any),17 })18 //...创建dispatch19 return [hook.memoizedState, dispatch]20}21function mountreducer<S, I, A>(22 reducer:(S, A) => S,23 initialArg: I,24 init?: I=>S,25):[S,Dispatch<A>]{26 //创建并返回当前的hook27 const hook = mountWorkInProgressHook()28 //...复制初始state29 //创建queue30 const queu = (hook.queue = {31 //保存update对象32 pending: null,33 //保存dispatchAction.bind()的值34 dispatch: null,35 //上一次render时使用的reducer36 lastRenderedReducer: reducer,37 //上一次render时的state38 lastRenderedState: (initialState: any)39 })40 //...创建dispatch41 return [hook.memoizedState, dispatch];...

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hook.js

Source:hook.js Github

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...5const [num, setNum] = useState(0)6const [num1, setNum1] = useState(100)7function mountState (initialState) {8 // 获取当前的Hook节点，同时将当前Hook添加到Hook链表中9 const hook = mountWorkInProgressHook();10 if (typeof initialState === 'function') {11 initialState = initialState();12 }13 hook.memoizedState = hook.baseState = initialState;14 // 声明一个链表来存放更新15 const queue = (hook.queue = {16 last: null,17 dispatch: null,18 lastRenderedReducer,19 lastRenderedState,20 });21 // 返回一个dispatch方法用来修改状态，并将此次更新添加update链表中22 const dispatch = (queue.dispatch = (dispatchAction.bind(23 null,24 currentlyRenderingFiber,25 queue,26 )));27 // 返回当前状态和修改状态的方法 28 return [hook.memoizedState, dispatch];29}30function mountWorkInProgressHook(): Hook {31 const hook: Hook = {32 memoizedState: null,33 baseState: null,34 queue: null,35 baseUpdate: null,36 next: null,37 };38 if (workInProgressHook === null) {39 // 当前workInProgressHook链表为空的话，40 // 将当前Hook作为第一个Hook41 firstWorkInProgressHook = workInProgressHook = hook;42 } else {43 // 否则将当前Hook添加到Hook链表的末尾44 workInProgressHook = workInProgressHook.next = hook;...

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index.js

Source:index.js Github

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...7 stateNode: App8};9const Dispatcher = ( () => {10 //mount时调用,并设置当前的hook11 function mountWorkInProgressHook() {12 const hook = {13 queue: {14 pending: null15 },16 memoizedState: null, 17 next: null18 };19 if(!fiber.memoizedState) {20 fiber.memoizedState = hook;21 } else {22 workInProgressHook.next = hook;23 }24 workInProgressHook = hook;25 return workInProgressHook;26 }27 //update时调用,并将下一个hook设置当前的hook28 function updateWorkInProgressHook(){29 let curentHook = workInProgressHook;30 workInProgressHook = workInProgressHook.next;31 return curentHook;32 }33 function useState(initialState) {34 let hook;35 if(isMount) {36 hook = mountWorkInProgressHook();37 hook.memoizedState = initialState;38 } else {39 hook = updateWorkInProgressHook();40 }41 let baseState = hook.memoizedState;42 if(hook.queue.pending) {43 let firstPendingUpdate = hook.queue.pending.next;44 // 循环update链表,通过update的action计算state45 do {46 const action = firstPendingUpdate.action;47 baseState = action(baseState);48 firstPendingUpdate = firstPendingUpdate.next;49 } while(firstPendingUpdate !== hook.queue.pending)50 //重置update链表...

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react-fiber-hooks.js

Source:react-fiber-hooks.js Github

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...17 return children;18}19function mountReducer(reducer, initialArg) {20 //构建hooks单向链表21 let hook = mountWorkInProgressHook();22 hook.memoizedState = initialArg;23 const queue = (hook.queue = { pending: null });//更新队列24 //每次绑定都会返一个新的函数 fiber 和queue 每个hook的队列都不一样25 const dispatch = dispatchAction.bind(null, currentlyRenderingFiber, queue);26 return [hook.memoizedState, dispatch];27}28function dispatchAction(currentlyRenderingFiber, queue, action) {29 const update = { action, next: null };//创建一个update对象30 const pending = queue.pending;31 if (pending === null) {32 update.next = update;//让自己和自己构建成一个循环链表 环状链表33 } else {34 update.next = pending.next;35 pending.next = update;36 }37 queue.pending = update;38 console.log('queue.pending',queue.pending);39}40function mountWorkInProgressHook() {41 let hook = { //创建一个hook对象42 memoizedState: null,//自己的状态43 queue: null,//自己的更新队列 环形链表44 next: null //下一个更新45 }46 //说明这是我们的第一个hook47 if (workInProgressHook === null) {48 currentlyRenderingFiber.memoizedState = workInProgressHook = hook;49 } else {50 workInProgressHook = workInProgressHook.next = hook;51 }52 return workInProgressHook;...

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ReactFiberHooks.js

Source:ReactFiberHooks.js Github

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...17 return children;18}19function mountReducer(reducer, initialArg) {20 //构建hooks单向链表21 let hook = mountWorkInProgressHook();22 hook.memoizedState = initialArg;23 const queue = (hook.queue = { pending: null });//更新队列24 //每次绑定都会返一个新的函数 fiber 和queue 每个hook的队列都不一样25 const dispatch = dispatchAction.bind(null, currentlyRenderingFiber, queue);26 return [hook.memoizedState, dispatch];27}28function dispatchAction(currentlyRenderingFiber, queue, action) {29 const update = { action, next: null };//创建一个update对象30 const pending = queue.pending;31 if (pending === null) {32 update.next = update;//让自己和自己构建成一个循环链表 环状链表33 } else {34 update.next = pending.next;35 pending.next = update;36 }37 queue.pending = update;38 console.log('queue.pending',queue.pending);39}40function mountWorkInProgressHook() {41 let hook = { //创建一个hook对象42 memoizedState: null,//自己的状态43 queue: null,//自己的更新队列 环形链表44 next: null //下一个更新45 }46 //说明这是我们的第一个hook47 if (workInProgressHook === null) {48 currentlyRenderingFiber.memoizedState = workInProgressHook = hook;49 } else {50 workInProgressHook = workInProgressHook.next = hook;51 }52 return workInProgressHook;...

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fakeReact.mjs

Source:fakeReact.mjs Github

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...4 * Public API5 *6 */7export function useState(initialState) {8 const hook = mountWorkInProgressHook(initialState);9 function setState(value) {10 hook.memoizedState = value;11 rerender = true;12 }13 return [hook.memoizedState, setState];14}15export function render(component) {16 rerender = false;17 renderComponent(component);18 if (rerender) {19 setTimeout(() => render(component), 1000);20 }21}22/**23 *24 * Internal functions25 *26 */27const workInProgressForComponents = new WeakMap();28let currentlyRenderingFiber = null;29function mountWorkInProgressHook(initialState) {30 try {31 const hook =32 currentlyRenderingFiber.hooksStates[currentlyRenderingFiber.hooksIndex];33 if (hook) {34 return hook;35 } else {36 const newHook = { memoizedState: initialState };37 currentlyRenderingFiber.hooksStates[38 currentlyRenderingFiber.hooksIndex39 ] = newHook;40 return newHook;41 }42 } finally {43 currentlyRenderingFiber.hooksIndex++;...

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Using AI Code Generation

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1const { mountWorkInProgressHook } = require('playwright-core/lib/server/page');2const { chromium } = require('playwright-core');3(async () => {4 const browser = await chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const hook = mountWorkInProgressHook(page, { name: 'useCounter', args: [1] });8 await hook.waitForState('mounted');9 console.log(await hook.evaluate(({ count }) => count));10 await browser.close();11})();12function mountWorkInProgressHook(page, { name, args }) {13 const hook = page._addBinding(name, false /* needsHandle */);14 hook.evaluateHandle(({ page, name, args }) => {15 const { React, ReactDOM } = page._delegate._requireInternalModule('react');16 const { useState } = React;17 const { render } = ReactDOM;18 const root = document.createElement('div');19 document.body.appendChild(root);20 const hook = () => {21 switch (name) {22 return useCounter(...args);23 }24 };25 function useCounter(initialValue) {26 const [count, setCount] = useState(initialValue);27 const increment = () => setCount(count + 1);28 const decrement = () => setCount(count - 1);29 return { count, increment, decrement };30 }31 render(hook(), root);32 }, { page, name, args });33 return hook;34}

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Using AI Code Generation

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1const { mountWorkInProgressHook } = require('playwright/lib/server/webkit/wkPage');2const { Page } = require('playwright/lib/server/webkit/wkPage');3const { WKSession } = require('playwright/lib/server/webkit/wkConnection');4const page = new Page(new WKSession());5const hook = mountWorkInProgressHook(page, 'useCounter', { initialCount: 5 });6const { mountWorkInProgressHook } = require('playwright/lib/server/webkit/wkPage');7const { Page } = require('playwright/lib/server/webkit/wkPage');8const { WKSession } = require('playwright/lib/server/webkit/wkConnection');9const page = new Page(new WKSession());10const hook = mountWorkInProgressHook(page, 'useCounter', { initialCount: 5 });11const { mountWorkInProgressHook } = require('playwright/lib/server/webkit/wkPage');12const { Page } = require('playwright/lib/server/webkit/wkPage');13const { WKSession } = require('playwright/lib/server/webkit/wkConnection');14const page = new Page(new WKSession());15const hook = mountWorkInProgressHook(page, 'useCounter', { initialCount: 5 });16const { mountWorkInProgressHook } = require('playwright/lib/server/webkit/wkPage');17const { Page } = require('playwright/lib/server/webkit/wkPage');18const { WKSession } = require('playwright/lib/server/webkit/wkConnection');19const page = new Page(new WKSession());20const hook = mountWorkInProgressHook(page, 'useCounter', { initialCount: 5 });21console.log(hook.result.current.count);

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Using AI Code Generation

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1const { mountWorkInProgressHook } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');2const { Page } = require('playwright/lib/server/page.js');3const { Frame } = require('playwright/lib/server/frames.js');4const { mountWorkInProgressHook } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');5const { Page } = require('playwright/lib/server/page.js');6const { Frame } = require('playwright/lib/server/frames.js');7const { debug } = require('console');8const { debug } = require('console');9const { mountWorkInProgressHook } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');10const { Page } = require('playwright/lib/server/page.js');11const { Frame } = require('playwright/lib/server/frames.js');12const { debug } = require('console');13const { debug } = require('console');14const { debug } = require('console');15const { mountWorkInProgressHook } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');16const { Page } = require('playwright/lib/server/page.js');17const { Frame } = require('playwright/lib/server/frames.js');18const { debug } = require('console');19const { debug } = require('console');20const { debug } = require('console');21const { debug } = require('console');22const { mountWorkInProgressHook } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');23const { Page } = require('playwright/lib/server/page.js');24const { Frame } = require('playwright/lib/server/frames.js');

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Using AI Code Generation

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1const { mountWorkInProgressHook } = require('playwright-core/lib/server/playwright');2const { test, expect } = require('@playwright/test');3test('test', async ({ page }) => {4 const { result } = await mountWorkInProgressHook(page, () => {5 return 1;6 });7 expect(result.current).toBe(1);8});9const { mountWorkInProgressHook } = require('playwright/lib/server/playwright');10const { test, expect } = require('@playwright/test');11test('test', async ({ page }) => {12 const { result } = await mountWorkInProgressHook(page, () => {13 return 1;14 });15 expect(result.current).toBe(1);16});17 ✓ test (1s)18 1 passed (1s)19const { mountWorkInProgressHook } = require('playwright/lib/server/playwright');20const { test, expect } = require('@playwright/test');21test('test', async ({ page }) => {22 const { result } = await mountWorkInProgressHook(page, () => {23 return 1;24 });25 expect(result.current).toBe(1);26});27 ✓ test (1s)28 1 passed (1s)29const { test, expect } = require('@playwright/test

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Using AI Code Generation

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1const { mountWorkInProgressHook } = require("playwright/lib/server/frames");2const { context, page } = require("./browser");3const { mountWorkInProgressHook } = require("playwright/lib/server/frames");4const { context, page } = require("./browser");5const { test, expect } = require("@playwright/test");6test("should work", async () => {7 const [hook] = await mountWorkInProgressHook(() => {8 const [count, setCount] = useState(0);9 return { count, setCount };10 });11 expect(await hook.evaluate((h) => h.count)).toBe(0);12 await hook.evaluate((h) => h.setCount(1));13 expect(await hook.evaluate((h) => h.count)).toBe(1);14});15const { chromium } = require("playwright");16const context = await chromium.launchPersistentContext("/tmp/user-data", {17});18const page = await context.newPage();19module.exports = { context, page };

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Using AI Code Generation

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1const { mountWorkInProgressHook } = require('playwright-core/lib/server/inspector/mount');2const { createHook, createHookContext } = require('playwright-core/lib/server/inspector/hooks');3const { createFrameExecutionContext } = require('playwright-core/lib/server/inspector/executionContext');4const { createScope } = require('playwright-core/lib/server/inspector/scope');5const { createExecutionContext } = require('playwright-core/lib/server/inspector/executionContext');6const { createPage } = require('playwright-core/lib/server/inspector/page');7const { createBrowserContext } = require('playwright-core/lib/server/inspector/browserContext');8const { createBrowser } = require('playwright-core/lib/server/inspector/browser');9const { createConnection } = require('playwright-core/lib/server/inspector/connection');10const { createPlaywright } = require('playwright-core/lib/server/inspector/playwright');11const { createObject } = require('playwright-core/lib/server/inspector/objects');12const { createObjectHandle } = require('playwright-core/lib/server/inspector/objects');13const { createJSHandle } = require('playwright-core/lib/server/inspector/objects');14const { createRemoteObject } = require('playwright-core/lib/server/inspector/objects');15const { createElementHandle } = require('playwright-core/lib/server/inspector/objects');16const { createExceptionDetails } = require('playwright-core/lib/server/inspector/objects');17const { createExecutionContextDescription } = require('playwright-core/lib/server/inspector/objects');18const { createPageBinding } = require('playwright-core/lib/server/inspector/pageBinding');19const { createPageBindingCall } = require('playwright-core/lib/server/inspector/pageBinding');20const { createConsoleMessage } = require('playwright-core/lib/server/inspector/console');21const { createConsoleAPICall } = require('playwright-core/lib/server/inspector/console');22const { createDialog } = require('playwright-core/lib/server/inspector/dialog');23const { createDownload } = require('playwright-core/lib/server/inspector/download');24const { createFileChooser } = require('playwright-core/lib/server/inspector/fileChooser');25const { createFrame } = require('playwright-core/lib/server/inspector/frame');26const { createFrameManager } =

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Using AI Code Generation

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1const { mountWorkInProgressHook, updateWorkInProgressHook, unmountWorkInProgressHook } = require('playwright');2const { useState } = require('react');3const useCounter = () => {4 const [count, setCount] = useState(0);5 const increment = () => {6 setCount(count + 1);7 };8 return [count, increment];9};10const { mountWorkInProgressHook, updateWorkInProgressHook, unmountWorkInProgressHook } = require('playwright');11const { useState } = require('react');12const useCounter = () => {13 const [count, setCount] = useState(0);14 const increment = () => {15 setCount(count + 1);16 };17 return [count, increment];18};19mountWorkInProgressHook(useCounter);20updateWorkInProgressHook();21unmountWorkInProgressHook();22const [count] = getHookState();23updateWorkInProgressHook();24const [count] = getHookState();25unmountWorkInProgressHook();26const [count] = getHookState();

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Using AI Code Generation

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1const { chromium } = require('playwright');2const { mountWorkInProgressHook } = require('playwright/lib/internal/hook');3const { useState } = require('react');4(async () => {5 const browser = await chromium.launch();6 const context = await browser.newContext();7 const page = await context.newPage();8 const { result } = await mountWorkInProgressHook(page, () => useState(0));9 await browser.close();10})();

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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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