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How to use diffHydratedText method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactDOMHostConfig.js

Source:ReactDOMHostConfig.js

...443  text: string,444  internalInstanceHandle: Object,445): boolean {446  precacheFiberNode(internalInstanceHandle, textInstance);447  return diffHydratedText(textInstance, text);448}449export function didNotMatchHydratedContainerTextInstance(450  parentContainer: Container,451  textInstance: TextInstance,452  text: string,453) {454  if (__DEV__) {455    warnForUnmatchedText(textInstance, text);456  }457}458export function didNotMatchHydratedTextInstance(459  parentType: string,460  parentProps: Props,461  parentInstance: Instance,...

SSRHydrationDev.js

Source:SSRHydrationDev.js

...212    warnForExtraAttributes(extraAttributeNames);213  }214  return updatePayload;215}216function diffHydratedText(textNode: Text, text: string): boolean {217  const isDifferent = textNode.nodeValue !== text;218  return isDifferent;219}220export const SSRHydrationDev = {221  canHydrateInstance(instance: Element, type: string): null | Element {222    if (223      instance.nodeType !== ELEMENT_NODE ||224      type.toLowerCase() !== instance.nodeName.toLowerCase()225    ) {226      return null;227    }228    return instance;229  },230  canHydrateTextInstance(instance: Element, text: string): null | Text {231    if (text === '' || instance.nodeType !== TEXT_NODE) {232      // Empty strings are not parsed by HTML so there won't be a correct match here.233      return null;234    }235    return ((instance: any): Text);236  },237  getNextHydratableSibling(instance: Element | Text): null | Element {238    let node = instance.nextSibling;239    // Skip non-hydratable nodes.240    while (241      node &&242      node.nodeType !== ELEMENT_NODE &&243      node.nodeType !== TEXT_NODE244    ) {245      node = node.nextSibling;246    }247    return (node: any);248  },249  getFirstHydratableChild(250    parentInstance: DOMContainer | Element,251  ): null | Element {252    let next = parentInstance.firstChild;253    // Skip non-hydratable nodes.254    while (255      next &&256      next.nodeType !== ELEMENT_NODE &&257      next.nodeType !== TEXT_NODE258    ) {259      next = next.nextSibling;260    }261    return ((next: any): Element);262  },263  hydrateInstance(264    instance: Element,265    type: string,266    props: Props,267    rootContainerInstance: DOMContainer,268    hostContext: HostContext,269    internalInstanceHandle: OpaqueHandle,270  ): null | Array<[string, any]> {271    cacheHandleByInstance(instance, internalInstanceHandle);272    return diffHydratedProperties(273      instance,274      type,275      props,276      /* hostContext, */277      /* rootContainerInstance,*/278    );279  },280  hydrateTextInstance(281    textInstance: Text,282    text: string,283    internalInstanceHandle: OpaqueHandle,284  ): boolean {285    cacheHandleByInstance(286      ((textInstance: any): Element),287      internalInstanceHandle,288    );289    return diffHydratedText(textInstance, text);290  },291  didNotMatchHydratedContainerTextInstance(292    parentContainer: DOMContainer,293    textInstance: Text,294    text: string,295  ) {296    warnForUnmatchedText(textInstance, text);297  },298  didNotMatchHydratedTextInstance(299    parentType: string,300    parentProps: Props,301    parentInstance: Element,302    textInstance: Text,303    text: string,...

SSRHydrationProd.js

Source:SSRHydrationProd.js

...43    }44  }45  return updatePayload;46}47function diffHydratedText(textNode: Text, text: string): boolean {48  const isDifferent = textNode.nodeValue !== text;49  return isDifferent;50}51export const SSRHydrationProd = {52  canHydrateInstance(instance: Element, type: string): null | Element {53    if (54      instance.nodeType !== ELEMENT_NODE ||55      type.toLowerCase() !== instance.nodeName.toLowerCase()56    ) {57      return null;58    }59    return instance;60  },61  canHydrateTextInstance(instance: Element, text: string): null | Text {62    if (text === '' || instance.nodeType !== TEXT_NODE) {63      // Empty strings are not parsed by HTML so there won't be a correct match here.64      return null;65    }66    return ((instance: any): Text);67  },68  getNextHydratableSibling(instance: Element | Text): null | Element {69    let node = instance.nextSibling;70    // Skip non-hydratable nodes.71    while (72      node &&73      node.nodeType !== ELEMENT_NODE &&74      node.nodeType !== TEXT_NODE75    ) {76      node = node.nextSibling;77    }78    return (node: any);79  },80  getFirstHydratableChild(81    parentInstance: DOMContainer | Element,82  ): null | Element {83    let next = parentInstance.firstChild;84    // Skip non-hydratable nodes.85    while (86      next &&87      next.nodeType !== ELEMENT_NODE &&88      next.nodeType !== TEXT_NODE89    ) {90      next = next.nextSibling;91    }92    return ((next: any): Element);93  },94  hydrateInstance(95    instance: Element,96    type: string,97    props: Props,98    rootContainerInstance: DOMContainer,99    hostContext: HostContext,100    internalInstanceHandle: OpaqueHandle,101  ): null | Array<[string, any]> {102    cacheHandleByInstance(instance, internalInstanceHandle);103    return diffHydratedProperties(104      instance,105      type,106      props,107      /* hostContext, */108      /* rootContainerInstance,*/109    );110  },111  hydrateTextInstance(112    textInstance: Text,113    text: string,114    internalInstanceHandle: OpaqueHandle,115  ): boolean {116    cacheHandleByInstance(117      ((textInstance: any): Element),118      internalInstanceHandle,119    );120    return diffHydratedText(textInstance, text);121  },122  didNotMatchHydratedContainerTextInstance() {},123  // parentContainer: DOMContainer,124  // textInstance: Text,125  // text: string,126  didNotMatchHydratedTextInstance() {},127  // parentType: string,128  // parentProps: Props,129  // parentInstance: Element,130  // textInstance: Text,131  // text: string,132  didNotHydrateContainerInstance() {},133  // parentContainer: DOMContainer,134  // instance: Element | Text,...

Using AI Code Generation

1const { chromium } = require('playwright');2const { diffHydratedText } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  await page.setContent('<div>Some text</div>');8  const text = await page.textContent('div');9  const diff = await diffHydratedText(page, 'div', text);10  console.log(diff);11  await browser.close();12})();13const { chromium } = require('playwright');14const { diffHydratedText } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');15(async () => {16  const browser = await chromium.launch();17  const context = await browser.newContext();18  const page = await context.newPage();19  await page.setContent('<div>Some text</div>');20  const text = await page.textContent('div');21  const diff = await diffHydratedText(page, 'div', text);22  console.log(diff);23  await browser.close();24})();25const { chromium } = require('playwright');26const { diffHydratedText } = require('playwright/lib/server/supplements/recorder/recorderSupplement.js');27(async () => {28  const browser = await chromium.launch();29  const context = await browser.newContext();30  const page = await context.newPage();31  await page.setContent('<div>Some text</div>');32  const text = await page.textContent('div');33  const diff = await diffHydratedText(page, 'div', text);34  console.log(diff);35  await browser.close();36})();

Using AI Code Generation

1const playwright = require('playwright');2const { diffHydratedText } = require('playwright/lib/server/diffHydratedText');3(async () => {4    const browser = await playwright.chromium.launch();5    const context = await browser.newContext();6    const page = await context.newPage();7    await page.setContent(`<html>8    </html>`);9    const text = await page.textContent('#test');10    const hydratedText = await diffHydratedText(page, text, '#test');11    console.log(hydratedText);12    await browser.close();13})();

Using AI Code Generation

1const { diffHydratedText } = require("playwright/lib/server/domSnapshot");2const { chromium } = require("playwright");3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  await page.waitForSelector("text=Playwright is a Node library to automate");8  const text = await page.textContent("text=Playwright is a Node library to automate");9  const snapshot = await page._frameManager.mainFrame()._context._snapshotter().captureSnapshot();10  const diff = diffHydratedText(snapshot, text);11  console.log(diff);12  await browser.close();13})();14  {15  },16  {17  }

Using AI Code Generation

1const { diffHydratedText } = require('playwright/lib/server/supplements/recorder/recorderSupplement');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const element = await page.$('input[name="q"]');8  await element.fill('playwright');9  await element.press('Enter');10  await page.waitForSelector('text="Playwright"');11  const text = await page.textContent('text="Playwright"');12  const diff = diffHydratedText(text, 'Playwright');13  console.log(diff);14  await browser.close();15})();16{ added: '', removed: '', equal: 'Playwright' }17const { diffHydratedText } = require('playwright/lib/server/supplements/recorder/recorderSupplement');18const { chromium } = require('playwright');19(async () => {20  const browser = await chromium.launch();21  const context = await browser.newContext();22  const page = await context.newPage();23  const element = await page.$('input[name="q"]');24  await element.fill('playwright');25  await element.press('Enter');26  await page.waitForSelector('text="Playwright"');27  const text = await page.textContent('text="Playwright"');28  const diff = diffHydratedText(text, 'Playwright1');29  console.log(diff);30  await browser.close();31})();32{ added: '1', removed: '', equal: 'Playwright' }33const { diffHydratedText } = require('playwright/lib/server/supplements/recorder/recorderSupplement');34const { chromium } = require('playwright');35(async () => {36  const browser = await chromium.launch();37  const context = await browser.newContext();38  const page = await context.newPage();39  const element = await page.$('input[name="q"]');40  await element.fill('playwright');41  await element.press('Enter');

Using AI Code Generation

1const { chromium } = require('playwright-chromium');2(async () => {3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.screenshot({ path: 'example.png' });7  const { diffHydratedText } = await page.context().newCDPSession(page);8  const result = await diffHydratedText('Hello World');9  console.log(result);10  await browser.close();11})();12{13  '0': {14  }15}16const { chromium } = require('playwright-chromium');17(async () => {18  const browser = await chromium.launch();19  const context = await browser.newContext();20  const page = await context.newPage();21  await page.screenshot({ path: 'example.png' });22  const { diffHydratedText } = await page.context().newCDPSession(page);23  const result = await diffHydratedText('Hello World', { ignoreWhitespace: true });24  console.log(result);25  await browser.close();26})();27{}28const { chromium } = require('playwright-chromium');29(async () => {30  const browser = await chromium.launch();31  const context = await browser.newContext();32  const page = await context.newPage();33  await page.screenshot({ path: 'example.png' });34  const { diffHydratedText } = await page.context().newCDPSession(page);35  const result = await diffHydratedText('Hello World', { ignoreWhitespace: false });36  console.log(result);37  await browser.close();38})();39{40  '0': {

Using AI Code Generation

1const { diffHydratedText } = require('playwright');2const text1 = 'Hi';3const text2 = 'Hello';4const diff = diffHydratedText(text1, text2);5console.log(diff);6const { diffHydratedText } = require('playwright');7const text1 = 'Hi';8const text2 = 'Hello';9const diff = diffHydratedText(text1, text2);10console.log(diff);

Using AI Code Generation

1const { diffHydratedText } = require('playwright/lib/server/supplements/recorder/recorderSupplement');2const { parse } = require('playwright/lib/server/supplements/recorder/recorderParser');3const { expect } = require('chai');4const actual = 'Hello World';5const expected = 'Hello World';6const actualObject = parse(actual);7const expectedObject = parse(expected);8const diff = diffHydratedText(actualObject, expectedObject);9console.log(diff);10expect(diff).to.equal('');

Using AI Code Generation

1const { diffHydratedText } = require('playwright/lib/server/domSnapshot');2const { toMatchHydratedText } = require('jest-playwright-preset/lib/matchers/toMatchHydratedText');3const { toMatchText } = require('jest-playwright-preset/lib/matchers/toMatchText');4expect.extend({5});6test('diffHydratedText', async () => {7  const text1 = 'Hello <span>World</span>';8  const text2 = 'Hello <span>World</span>!';9  const diff = diffHydratedText(text1, text2);10  expect(diff).toMatchSnapshot();11});12Object {13}14`;15Object {16}17`;18test('toMatchHydratedText', async () => {19  const text1 = 'Hello <span>World</span>';20  const text2 = 'Hello <span>World</span>!';21  expect(text1).toMatchHydratedText(text2);22});23Object {24}25`;26Object {

Using AI Code Generation

1const { diffHydratedText } = require(‘playwright/lib/server/domSnapshot/diffHydratedText’);2const text1 = ‘Hello World’;3const text2 = ‘Hello World’;4console.log(diffHydratedText(text1, text2));5console.log(diffHydratedText(text1, ‘Hello’));6console.log(diffHydratedText(text1, ‘Hello World’));7console.log(diffHydratedText(text1, ‘Hello World!’));8console.log(diffHydratedText(text1, ‘Hello World!!’));9console.log(diffHydratedText(text1, ‘Hello World!!!’));10console.log(diffHydratedText(text1, ‘Hello World!!!!’));11console.log(diffHydratedText(text1, ‘Hello World!!!!!’));12console.log(diffHydratedText(text1, ‘Hello World!!!!!!’));13console.log(diffHydratedText(text1, ‘Hello World!!!!!!!’));14console.log(diffHydratedText(text1, ‘Hello World!!!!!!!!’));15console.log(diffHydratedText(text1, ‘Hello World!!!!!!!!!’));16console.log(diffHydratedText(text1, ‘Hello World!!!!!!!!!!’));17console.log(diffHydratedText(text1, ‘Hello World!!!!!!!!!!!’));18console.log(diffHydratedText(text

Using AI Code Generation

1const {diffHydratedText} = require('@playwright/test/lib/server/textUtils');2const text1 = "This is some text.";3const text2 = "This is some text.";4console.log(diffHydratedText(text1, text2));5const {diffHydratedText} = require('@playwright/test/lib/server/textUtils');6const text1 = "This is some text.";7const text2 = "This is some text. This is some more text.";8console.log(diffHydratedText(text1, text2));9const {diffHydratedText} = require('@playwright/test/lib/server/textUtils');10const text1 = "This is some text. This is some more text.";11const text2 = "This is some text.";12console.log(diffHydratedText(text1, text2));13const {diffHydratedText} = require('@playwright/test/lib/server/textUtils');14const text1 = "This is some text. This is some more text.";15const text2 = "This is some text. This is some more text.";16console.log(diffHydratedText(text1, text2));17const {diffHydratedText} = require('@playwright/test/lib/server/textUtils');18const text1 = "This is some text.";19const text2 = "This is some text. This is some more text.";20console.log(diffHydratedText(text1, text2));21const {diffHydratedText} = require('@playwright/test/lib/server/textUtils');22const text1 = "This is some text. This is some more text.";

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.

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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.
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