Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! 
How to use scheduleFibersWithFamiliesRecursively method in Playwright Internal
Best JavaScript code snippet using playwright-internal
ReactFiberHotReloading.new.js
Source:ReactFiberHotReloading.new.js 
...217 }218 const {staleFamilies, updatedFamilies} = update;219 flushPassiveEffects();220 flushSync(() => {221 scheduleFibersWithFamiliesRecursively(222 root.current,223 updatedFamilies,224 staleFamilies,225 );226 });227 }228};229export const scheduleRoot = (230 root ,231 element ,232) => {233 if (__DEV__) {234 if (root.context !== emptyContextObject) {235 // Super edge case: root has a legacy _renderSubtree context236 // but we don't know the parentComponent so we can't pass it.237 // Just ignore. We'll delete this with _renderSubtree code path later.238 return;239 }240 flushPassiveEffects();241 flushSync(() => {242 updateContainer(element, root, null, null);243 });244 }245};246function scheduleFibersWithFamiliesRecursively(247 fiber ,248 updatedFamilies ,249 staleFamilies ,250) {251 if (__DEV__) {252 const {alternate, child, sibling, tag, type} = fiber;253 let candidateType = null;254 switch (tag) {255 case FunctionComponent:256 case SimpleMemoComponent:257 case ClassComponent:258 candidateType = type;259 break;260 case ForwardRef:261 candidateType = type.render;262 break;263 default:264 break;265 }266 if (resolveFamily === null) {267 throw new Error('Expected resolveFamily to be set during hot reload.');268 }269 let needsRender = false;270 let needsRemount = false;271 if (candidateType !== null) {272 const family = resolveFamily(candidateType);273 if (family !== undefined) {274 if (staleFamilies.has(family)) {275 needsRemount = true;276 } else if (updatedFamilies.has(family)) {277 if (tag === ClassComponent) {278 needsRemount = true;279 } else {280 needsRender = true;281 }282 }283 }284 }285 if (failedBoundaries !== null) {286 if (287 failedBoundaries.has(fiber) ||288 (alternate !== null && failedBoundaries.has(alternate))289 ) {290 needsRemount = true;291 }292 }293 if (needsRemount) {294 fiber._debugNeedsRemount = true;295 }296 if (needsRemount || needsRender) {297 scheduleUpdateOnFiber(fiber, SyncLane, NoTimestamp);298 }299 if (child !== null && !needsRemount) {300 scheduleFibersWithFamiliesRecursively(301 child,302 updatedFamilies,303 staleFamilies,304 );305 }306 if (sibling !== null) {307 scheduleFibersWithFamiliesRecursively(308 sibling,309 updatedFamilies,310 staleFamilies,311 );312 }313 }314}315export const findHostInstancesForRefresh = (316 root ,317 families ,318) => {319 if (__DEV__) {320 const hostInstances = new Set();321 const types = new Set(families.map(family => family.current));...
ReactFiberHotReloading.old.js
Source:ReactFiberHotReloading.old.js
...145 var staleFamilies = update.staleFamilies,146 updatedFamilies = update.updatedFamilies;147 flushPassiveEffects();148 flushSync(function () {149 scheduleFibersWithFamiliesRecursively(root.current, updatedFamilies, staleFamilies);150 });151 }152 };153 var scheduleRoot = function (root, element) {154 {155 if (root.context !== emptyContextObject) {156 // Super edge case: root has a legacy _renderSubtree context157 // but we don't know the parentComponent so we can't pass it.158 // Just ignore. We'll delete this with _renderSubtree code path later.159 return;160 }161 flushPassiveEffects();162 flushSync(function () {163 updateContainer(element, root, null, null);164 });165 }166 };167 function scheduleFibersWithFamiliesRecursively(fiber, updatedFamilies, staleFamilies) {168 {169 var alternate = fiber.alternate,170 child = fiber.child,171 sibling = fiber.sibling,172 tag = fiber.tag,173 type = fiber.type;174 var candidateType = null;175 switch (tag) {176 case FunctionComponent:177 case SimpleMemoComponent:178 case ClassComponent:179 candidateType = type;180 break;181 case ForwardRef:182 candidateType = type.render;183 break;184 }185 if (resolveFamily === null) {186 throw new Error('Expected resolveFamily to be set during hot reload.');187 }188 var needsRender = false;189 var needsRemount = false;190 if (candidateType !== null) {191 var family = resolveFamily(candidateType);192 if (family !== undefined) {193 if (staleFamilies.has(family)) {194 needsRemount = true;195 } else if (updatedFamilies.has(family)) {196 if (tag === ClassComponent) {197 needsRemount = true;198 } else {199 needsRender = true;200 }201 }202 }203 }204 if (failedBoundaries !== null) {205 if (failedBoundaries.has(fiber) || alternate !== null && failedBoundaries.has(alternate)) {206 needsRemount = true;207 }208 }209 if (needsRemount) {210 fiber._debugNeedsRemount = true;211 }212 if (needsRemount || needsRender) {213 scheduleUpdateOnFiber(fiber, SyncLane, NoTimestamp);214 }215 if (child !== null && !needsRemount) {216 scheduleFibersWithFamiliesRecursively(child, updatedFamilies, staleFamilies);217 }218 if (sibling !== null) {219 scheduleFibersWithFamiliesRecursively(sibling, updatedFamilies, staleFamilies);220 }221 }222 }223 var findHostInstancesForRefresh = function (root, families) {224 {225 var hostInstances = new Set();226 var types = new Set(families.map(function (family) {227 return family.current;228 }));229 findHostInstancesForMatchingFibersRecursively(root.current, types, hostInstances);230 return hostInstances;231 }232 };233 function findHostInstancesForMatchingFibersRecursively(fiber, types, hostInstances) {...
ReactFiberHotReloading.js
Source:ReactFiberHotReloading.js
...191 resolveFamily = hotUpdate.resolveFamily;192 const {staleFamilies, updatedFamilies} = hotUpdate;193 flushPassiveEffects();194 flushSync(() => {195 scheduleFibersWithFamiliesRecursively(196 root.current,197 updatedFamilies,198 staleFamilies,199 );200 });201 }202}203function scheduleFibersWithFamiliesRecursively(204 fiber: Fiber,205 updatedFamilies: Set<Family>,206 staleFamilies: Set<Family>,207) {208 if (__DEV__) {209 const {alternate, child, sibling, tag, type} = fiber;210 let candidateType = null;211 switch (tag) {212 case FunctionComponent:213 case SimpleMemoComponent:214 case ClassComponent:215 candidateType = type;216 break;217 case ForwardRef:218 candidateType = type.render;219 break;220 default:221 break;222 }223 if (resolveFamily === null) {224 throw new Error('Expected resolveFamily to be set during hot reload.');225 }226 let needsRender = false;227 let needsRemount = false;228 if (candidateType !== null) {229 const family = resolveFamily(candidateType);230 if (family !== undefined) {231 if (staleFamilies.has(family)) {232 needsRemount = true;233 } else if (updatedFamilies.has(family)) {234 needsRender = true;235 }236 }237 }238 if (failedBoundaries !== null) {239 if (240 failedBoundaries.has(fiber) ||241 (alternate !== null && failedBoundaries.has(alternate))242 ) {243 needsRemount = true;244 }245 }246 if (needsRemount) {247 fiber._debugNeedsRemount = true;248 }249 if (needsRemount || needsRender) {250 scheduleWork(fiber, Sync);251 }252 if (child !== null && !needsRemount) {253 scheduleFibersWithFamiliesRecursively(254 child,255 updatedFamilies,256 staleFamilies,257 );258 }259 if (sibling !== null) {260 scheduleFibersWithFamiliesRecursively(261 sibling,262 updatedFamilies,263 staleFamilies,264 );265 }266 }...
Using AI Code Generation
1const playwright = require('playwright');2const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/utils/stackTrace');3(async () => {4 const browser = await playwright.chromium.launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const trace = await scheduleFibersWithFamiliesRecursively(async () => {8 await page.click('text=About');9 await page.click('text=Store');10 });11 console.log(trace);12 await browser.close();13})();14 {15 },16 {17 },18 {19 },20 {21 },22 {23 },24 {25 },26 {27 },28 {29 },30 {31 }
Using AI Code Generation
1const playwright = require('playwright');2const path = require('path');3const fs = require('fs');4(async () => {5 const browser = await playwright.chromium.launch({6 });7 const context = await browser.newContext();8 const page = await context.newPage();9 const { scheduleFibersWithFamiliesRecursively } = require(path.join(10 ));11 const fiber = {12 args: {},13 };14 const fiber2 = {15 args: {},16 };17 const fiber3 = {18 args: {},19 };20 fiber.childrenIds.push(fiber2.id);21 fiber2.childrenIds.push(fiber3.id);22 const fibers = [fiber, fiber2, fiber3];23 scheduleFibersWithFamiliesRecursively(fibers);24 await page.waitForTimeout(1000);25 await browser.close();26})();27const playwright = require('playwright');28const path = require('path');29const fs = require('fs');30(async () => {31 const browser = await playwright.chromium.launch({32 });33 const context = await browser.newContext();34 const page = await context.newPage();
Using AI Code Generation
1const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');2const { chromium } = require('playwright');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 await page.screenshot({ path: 'google.png' });7 await browser.close();8})();9scheduleFibersWithFamiliesRecursively([10 { name: 'Fiber1', fiber: async () => { await page.waitForSelector('text=Google'); } },11 { name: 'Fiber2', fiber: async () => { await page.waitForSelector('text=Google'); } },12 { name: 'Fiber3', fiber: async () => { await page.waitForSelector('text=Google'); } },13 { name: 'Fiber4', fiber: async () => { await page.waitForSelector('text=Google'); } },14 { name: 'Fiber5', fiber: async () => { await page.waitForSelector('text=Google'); } },15 { name: 'Fiber6', fiber: async () => { await page.waitForSelector('text=Google'); } },16 { name: 'Fiber7', fiber: async () => { await page.waitForSelector('text=Google'); } },17 { name: 'Fiber8', fiber: async () => { await page.waitForSelector('text=Google'); } },18 { name: 'Fiber9', fiber: async () => { await page.waitForSelector('text=Google'); } },19 { name: 'Fiber10', fiber: async () => { await page.waitForSelector('text=Google'); } },20 { name: 'Fiber11', fiber: async () => { await page.waitForSelector('text=Google'); } },21 { name: 'Fiber12', fiber: async () => { await page.waitForSelector('text=Google'); } },22 { name: 'Fiber13', fiber: async () => { await page.waitForSelector('text=Google'); } },23 { name: 'Fiber14', fiber: async () => { await page.waitForSelector('text=Google'); } },24 { name: 'Fiber15', fiber: async () => { await page.waitForSelector('
Using AI Code Generation
1const path = require('path');2const { chromium } = require('playwright');3const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');4(async () => {5 const browser = await chromium.launch();6 const page = await browser.newPage();7 const title = await page.title();8 console.log(title);
Using AI Code Generation
1const { scheduleFibersWithFamiliesRecursively } = require('playwright-core/lib/server/supplements/recorder/recorderSupplement');2const { Fiber } = require('playwright-core/lib/server/fiber');3const { Page } = require('playwright-core/lib/server/page');4const { Frame } = require('playwright-core/lib/server/frames');5scheduleFibersWithFamiliesRecursively(Page.prototype, 'waitForSelector', function (selector, options, ...args) {6 return [new Fiber(() => {7 console.log('Page.waitForSelector', selector, options);8 return this._waitForSelector(selector, options, ...args);9 })];10});11scheduleFibersWithFamiliesRecursively(Frame.prototype, 'waitForSelector', function (selector, options, ...args) {12 return [new Fiber(() => {13 console.log('Frame.waitForSelector', selector, options);14 return this._waitForSelector(selector, options, ...args);15 })];16});17scheduleFibersWithFamiliesRecursively(Page.prototype, 'waitForFunction', function (pageFunction, options, ...args) {18 return [new Fiber(() => {19 console.log('Page.waitForFunction', pageFunction, options);20 return this._waitForFunction(pageFunction, options, ...args);21 })];22});23scheduleFibersWithFamiliesRecursively(Frame.prototype, 'waitForFunction', function (pageFunction, options, ...args) {24 return [new Fiber(() => {25 console.log('Frame.waitForFunction', pageFunction, options);26 return this._waitForFunction(pageFunction, options, ...args);27 })];28});29scheduleFibersWithFamiliesRecursively(Page.prototype, 'waitForTimeout', function (timeout) {30 return [new Fiber(() => {31 console.log('Page.waitForTimeout', timeout);32 return this._waitForTimeout(timeout);33 })];34});35scheduleFibersWithFamiliesRecursively(Frame.prototype, 'waitForTimeout', function (timeout) {36 return [new Fiber(() => {37 console.log('Frame.waitForTimeout', timeout);38 return this._waitForTimeout(timeout);39 })];40});
Using AI Code Generation
1const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/utils/async');2const { launch } = require('playwright');3(async () => {4 const browser = await launch();5 const context = await browser.newContext();6 const page = await context.newPage();7 const fiber = Fiber(() => {8 const fiber2 = Fiber(() => {9 });10 scheduleFibersWithFamiliesRecursively(fiber2, { name: 'fiber2' });11 });12 scheduleFibersWithFamiliesRecursively(fiber, { name: 'fiber' });13 fiber.run();14 fiber2.run();15 await browser.close();16})();17const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/utils/async');18const { launch } = require('playwright');19(async () => {20 const browser = await launch();21 const context = await browser.newContext();22 const page = await context.newPage();23 const fiber = Fiber(() => {24 const fiber2 = Fiber(() => {25 });26 scheduleFibersWithFamiliesRecursively(fiber2, { name: 'fiber2' });27 });28 scheduleFibersWithFamiliesRecursively(fiber, { name: 'fiber' });29 fiber.run();30 fiber2.run();31 await browser.close();32})();
Using AI Code Generation
1const playwright = require('playwright');2const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');3const { test } = require('@playwright/test');4test('test', async ({ page }) => {5 await scheduleFibersWithFamiliesRecursively(page, async () => {6 await page.waitForTimeout(1000);7 await page.click('text=Get Started');8 await page.waitForTimeout(1000);9 await page.click('text=Docs');10 await page.waitForTimeout(1000);11 await page.click('text=API');12 await page.waitForTimeout(1000);13 await page.click('text=Community');14 await page.waitForTimeout(1000);15 await page.click('text=Blog');16 await page.waitForTimeout(1000);17 await page.click('text=Twitter');18 await page.waitForTimeout(1000);19 await page.click('text=GitHub');20 await page.waitForTimeout(1000);21 await page.click('text=YouTube');22 await page.waitForTimeout(1000);23 await page.click('text=LinkedIn');24 await page.waitForTimeout(1000);25 await page.click('text=Facebook');26 await page.waitForTimeout(1000);27 await page.click('text=Playwright');28 await page.waitForTimeout(1000);29 await page.click('text=Docs');30 await page.waitForTimeout(1000);31 await page.click('text=API');32 await page.waitForTimeout(1000);33 await page.click('text=Community');34 await page.waitForTimeout(1000);35 await page.click('text=Blog');36 await page.waitForTimeout(1000);37 await page.click('text=Twitter');38 await page.waitForTimeout(1000);39 await page.click('text=GitHub');40 await page.waitForTimeout(1000);41 await page.click('text=YouTube');42 await page.waitForTimeout(1000);43 await page.click('text=LinkedIn');44 await page.waitForTimeout(1000);45 await page.click('text=Facebook');46 await page.waitForTimeout(1000);47 await page.click('text=Playwright');48 await page.waitForTimeout(1000);49 await page.click('text=Docs');50 await page.waitForTimeout(1000);51 await page.click('text=API');
Using AI Code Generation
1const playwright = require('playwright');2const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/playwright.js');3const { Playwright } = require('playwright/lib/server/playwright.js');4const { BrowserContext } = require('playwright/lib/server/browserContext.js');5const sleep = (ms) => new Promise((resolve) => setTimeout(resolve, ms));6const main = async () => {7 const playwright = await Playwright.create();8 const browser = await playwright.chromium.launch();9 const context = await browser.newContext();10 const page = await context.newPage();11 await page.screenshot({ path: 'example.png' });12 await browser.close();13 await playwright.stop();14};15const run = async () => {16 await scheduleFibersWithFamiliesRecursively(async () => {17 await main();18 });19};20run();
Using AI Code Generation
1const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');2scheduleFibersWithFamiliesRecursively(async () => {3});4const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');5scheduleFibersWithFamiliesRecursively(async () => {6});7const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');8scheduleFibersWithFamiliesRecursively(async () => {9});10const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');11scheduleFibersWithFamiliesRecursively(async () => {12});13const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');14scheduleFibersWithFamiliesRecursively(async () => {15});16const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');17scheduleFibersWithFamiliesRecursively(async () => {18});19const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiberScheduler');20scheduleFibersWithFamiliesRecursively(async () => {21});22const { scheduleFibersWithFamiliesRecursively } = require('playwright/lib/server/fiber
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?
