How to use getParentInstance method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactDOMTreeTraversal.js

Source: ReactDOMTreeTraversal.js Github

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...62}63/​**64 * Return the parent instance of the passed-in instance.65 */​66function getParentInstance(inst) {67 !('_hostNode' in inst) ? process.env.NODE_ENV !== 'production' ? invariant(false, 'getParentInstance: Invalid argument.') : _prodInvariant('36') : void 0;68 return inst._hostParent;69}70/​**71 * Simulates the traversal of a two-phase, capture/​bubble event dispatch.72 */​73function traverseTwoPhase(inst, fn, arg) {74 var path = [];75 while (inst) {76 path.push(inst);77 inst = inst._hostParent;78 }79 var i;80 for (i = path.length; i-- > 0;) {...

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ReactTreeTraversal.js

Source: ReactTreeTraversal.js Github

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...77}78/​**79 * Return the parent instance of the passed-in instance.80 */​81function getParentInstance(inst) {82 return getParent(inst);83}84/​**85 * Simulates the traversal of a two-phase, capture/​bubble event dispatch.86 */​87function traverseTwoPhase(inst, fn, arg) {88 var path = [];89 while (inst) {90 path.push(inst);91 inst = getParent(inst);92 }93 var i;94 for (i = path.length; i-- > 0; ) {95 fn(path[i], 'captured', arg);...

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8233588170f20fb9275233511933beb21fc94cReactTreeTraversal.js

Source: 8233588170f20fb9275233511933beb21fc94cReactTreeTraversal.js Github

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...50 instB = getParent(instB);51 }52 return false;53}54function getParentInstance(inst) {55 return getParent(inst);56}57function traverseTwoPhase(inst, fn, arg) {58 var path = [];59 while (inst) {60 path.push(inst);61 inst = getParent(inst);62 }63 var i;64 for (i = path.length; i-- > 0;) {65 fn(path[i], 'captured', arg);66 }67 for (i = 0; i < path.length; i++) {68 fn(path[i], 'bubbled', arg);...

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72afe10ed96986c463cd0ba5eb7fa0106a2d0eReactTreeTraversal.js

Source: 72afe10ed96986c463cd0ba5eb7fa0106a2d0eReactTreeTraversal.js Github

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...50 instB = getParent(instB);51 }52 return false;53}54function getParentInstance(inst) {55 return getParent(inst);56}57function traverseTwoPhase(inst, fn, arg) {58 var path = [];59 while (inst) {60 path.push(inst);61 inst = getParent(inst);62 }63 var i;64 for (i = path.length; i-- > 0;) {65 fn(path[i], 'captured', arg);66 }67 for (i = 0; i < path.length; i++) {68 fn(path[i], 'bubbled', arg);...

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8400bfbc62c27acd89b7d0c810f6eaa53bff28ReactTreeTraversal.js

Source: 8400bfbc62c27acd89b7d0c810f6eaa53bff28ReactTreeTraversal.js Github

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...50 instB = getParent(instB);51 }52 return false;53}54function getParentInstance(inst) {55 return getParent(inst);56}57function traverseTwoPhase(inst, fn, arg) {58 var path = [];59 while (inst) {60 path.push(inst);61 inst = getParent(inst);62 }63 var i;64 for (i = path.length; i-- > 0;) {65 fn(path[i], 'captured', arg);66 }67 for (i = 0; i < path.length; i++) {68 fn(path[i], 'bubbled', arg);...

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e99cc8ReactNativeTreeTraversal.js

Source: e99cc8ReactNativeTreeTraversal.js Github

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...34 instB = instB._hostParent;35 }36 return false;37}38function getParentInstance(inst) {39 return inst._hostParent;40}41function traverseTwoPhase(inst, fn, arg) {42 var path = [];43 while (inst) {44 path.push(inst);45 inst = inst._hostParent;46 }47 var i;48 for (i = path.length; i-- > 0;) {49 fn(path[i], 'captured', arg);50 }51 for (i = 0; i < path.length; i++) {52 fn(path[i], 'bubbled', arg);...

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733154ReactNativeTreeTraversal.js

Source: 733154ReactNativeTreeTraversal.js Github

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...34 instB = instB._hostParent;35 }36 return false;37}38function getParentInstance(inst) {39 return inst._hostParent;40}41function traverseTwoPhase(inst, fn, arg) {42 var path = [];43 while (inst) {44 path.push(inst);45 inst = inst._hostParent;46 }47 var i;48 for (i = path.length; i-- > 0;) {49 fn(path[i], 'captured', arg);50 }51 for (i = 0; i < path.length; i++) {52 fn(path[i], 'bubbled', arg);...

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eb2ce6ReactNativeTreeTraversal.js

Source: eb2ce6ReactNativeTreeTraversal.js Github

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...34instB=instB._hostParent;35}36return false;37}38function getParentInstance(inst){39return inst._hostParent;40}41function traverseTwoPhase(inst,fn,arg){42var path=[];43while(inst){44path.push(inst);45inst=inst._hostParent;46}47var i;48for(i=path.length;i-->0;){49fn(path[i],'captured',arg);50}51for(i=0;i<path.length;i++){52fn(path[i],'bubbled',arg);...

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Using AI Code Generation

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1const { getTestState } = require('@playwright/​test');2const { getParentInstance } = require('@playwright/​test/​lib/​server/​frames');3const test = getTestState().test;4test.beforeEach(async ({ page }) => {5 const parentFrame = getParentInstance(page.mainFrame());6 console.log(parentFrame.name());7});8test('test', async ({ page }) => {9 const parentFrame = getParentInstance(page.mainFrame());10 console.log(parentFrame.name());11});12import { getTestState } from '@playwright/​test';13import { getParentInstance } from '@playwright/​test/​lib/​server/​frames';14const test = getTestState().test;15test.beforeEach(async ({ page }) => {16 const parentFrame = getParentInstance(page.mainFrame());17 console.log(parentFrame.name());18});19test('test', async ({ page }) => {20 const parentFrame = getParentInstance(page.mainFrame());21 console.log(parentFrame.name());22});

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Using AI Code Generation

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1const { getParentInstance } = require('playwright/​lib/​server/​dom.js');2const { getFrame } = require('playwright/​lib/​server/​frames.js');3const { getOwnerFrame } = require('playwright/​lib/​server/​frames.js');4const { getOwnerPage } = require('playwright/​lib/​server/​frames.js');5const { getOwnerContext } = require('playwright/​lib/​server/​frames.js');6const { chromium } = require('playwright');7(async () => {8 const browser = await chromium.launch({ headless: false });9 const context = await browser.newContext();10 const page = await context.newPage();11 const frameElement = await page.$('iframe');12 const frame = await getFrame(page, frameElement);13 const parentFrame = getParentInstance(frame);14 const parentPage = getOwnerPage(frame);15 const parentContext = getOwnerContext(frame);16 const frameElement1 = await parentPage.$('iframe');17 const frame1 = await getFrame(parentPage, frameElement1);18 const parentFrame1 = getParentInstance(frame1);19 const parentPage1 = getOwnerPage(frame1);20 const parentContext1 = getOwnerContext(frame1);21 const frameElement2 = await parentPage1.$('iframe');22 const frame2 = await getFrame(parentPage1, frameElement2);23 const parentFrame2 = getParentInstance(frame2);24 const parentPage2 = getOwnerPage(frame2);25 const parentContext2 = getOwnerContext(frame2);

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Using AI Code Generation

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1const { getParentInstance } = require('playwright/​lib/​server/​frames');2const parent = getParentInstance(page.mainFrame());3const { getFrame } = require('playwright/​lib/​server/​frames');4const frame = getFrame(parent, 'frameId');5const { getFrameElementHandle } = require('playwright/​lib/​server/​frames');6const elementHandle = getFrameElementHandle(frame, 'elementHandleId');7const { getFrameExecutionContext } = require('playwright/​lib/​server/​frames');8const context = getFrameExecutionContext(frame, 'executionContextId');9Please see [CONTRIBUTING.md](

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Using AI Code Generation

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1const { getParentInstance } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');2const { getTarget } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');3const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');4const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');5const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');6const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');7const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');8const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');9const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');10const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');11const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');12const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');13const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');14const { getFrame } = require('playwright/​lib/​server/​supplements/​recorder/​recorderSupplement.js');

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Using AI Code Generation

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1const { getTestState } = require('@playwright/​test');2const { getParentInstance } = require('@playwright/​test/​lib/​test').testState;3const parentInstance = getParentInstance(getTestState());4console.log(parentInstance);5const { getTestState } = require('@playwright/​test');6const { getParentInstance } = require('@playwright/​test/​lib/​test').testState;7const parentInstance = getParentInstance(getTestState());8console.log(parentInstance);9const { getTestState } = require('@playwright/​test');10const { getParentInstance } = require('@playwright/​test/​lib/​test').testState;11const parentInstance = getParentInstance(getTestState());12console.log(parentInstance);13const { getTestState } = require('@playwright/​test');14const { getParentInstance } = require('@playwright/​test/​lib/​test').testState;15const parentInstance = getParentInstance(getTestState());16console.log(parentInstance);17const { getTestState } = require('@playwright/​test');18const { getParentInstance } = require('@playwright/​test/​lib/​test').testState;19const parentInstance = getParentInstance(getTestState());20console.log(parentInstance);21const { getTestState } = require('@playwright/​test');22const { getParentInstance } = require('@playwright/​test/​lib/​test').testState;23const parentInstance = getParentInstance(getTestState());24console.log(parentInstance);25const { getTestState } = require('@playwright/​test');26const { getParentInstance } = require('@playwright/​test/​lib/​test').testState;27const parentInstance = getParentInstance(getTestState());28console.log(parentInstance);

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Using AI Code Generation

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1const { getParentInstance } = require('playwright/​lib/​server/​frames');2const frame = page.mainFrame();3const elementHandle = await frame.$('button');4const parentFrame = getParentInstance(elementHandle._context);5console.log(parentFrame);6const { getParentInstance } = require('playwright/​lib/​server/​frames');7const frame = page.mainFrame();8const elementHandle = await frame.$('button');9const parentFrame = getParentInstance(elementHandle._context);10console.log(parentFrame);11const { getParentInstance } = require('playwright/​lib/​server/​frames');12const frame = page.mainFrame();13const elementHandle = await frame.$('button');14const parentFrame = getParentInstance(elementHandle._context);15console.log(parentFrame);16const { getParentInstance } = require('playwright/​lib/​server/​frames');17const frame = page.mainFrame();18const elementHandle = await frame.$('button');19const parentFrame = getParentInstance(elementHandle._context);20console.log(parentFrame);21const { getParentInstance } = require('playwright/​lib/​server/​frames');22const frame = page.mainFrame();23const elementHandle = await frame.$('button');24const parentFrame = getParentInstance(elementHandle._context);25console.log(parentFrame);26const { getParentInstance } = require('playwright/​lib/​server/​frames');27const frame = page.mainFrame();28const elementHandle = await frame.$('button');29const parentFrame = getParentInstance(elementHandle._context);30console.log(parentFrame);31const { getParentInstance } = require('playwright/​lib/​server/​frames');32const frame = page.mainFrame();33const elementHandle = await frame.$('button');34const parentFrame = getParentInstance(elementHandle._context);35console.log(parentFrame);36const { getParentInstance } = require('playwright/​lib/​server/​frames');37const frame = page.mainFrame();

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Using AI Code Generation

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1const { getParentInstance } = require('playwright/​lib/​server/​instrumentation');2const { Page } = require('playwright/​lib/​server/​page');3const { Frame } = require('playwright/​lib/​server/​frame');4const { chromium } = require('playwright');5(async () => {6 const browser = await chromium.launch();7 const page = await browser.newPage();8 const frame = page.mainFrame();9})();

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Using AI Code Generation

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1const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');2const rootInstance = getRootInstance();3const parentInstance = rootInstance.getParentInstance();4console.log(parentInstance);5const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');6const rootInstance = getRootInstance();7const parentInstance = rootInstance.getParentInstance();8console.log(parentInstance);9const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');10const rootInstance = getRootInstance();11const parentInstance = rootInstance.getParentInstance();12console.log(parentInstance);13const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');14const rootInstance = getRootInstance();15const parentInstance = rootInstance.getParentInstance();16console.log(parentInstance);17const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');18const rootInstance = getRootInstance();19const parentInstance = rootInstance.getParentInstance();20console.log(parentInstance);21const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');22const rootInstance = getRootInstance();23const parentInstance = rootInstance.getParentInstance();24console.log(parentInstance);25const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');26const rootInstance = getRootInstance();27const parentInstance = rootInstance.getParentInstance();28console.log(parentInstance);29const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');30const rootInstance = getRootInstance();31const parentInstance = rootInstance.getParentInstance();32console.log(parentInstance);33const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');34const rootInstance = getRootInstance();35const parentInstance = rootInstance.getParentInstance();36console.log(parentInstance);37const { getRootInstance } = require('playwright/​lib/​server/​instrumentation');38const rootInstance = getRootInstance();

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Using AI Code Generation

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1const { getTestState } = require('@playwright/​test');2const parentInstance = getTestState().getParentInstance();3console.log(parentInstance);4const { browser } = parentInstance;5const context = await browser.newContext();6const page = await context.newPage();7await browser.close();

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StackOverFlow community discussions

Questions
Discussion

Jest + Playwright - Test callbacks of event-based DOM library

firefox browser does not start in playwright

Is it possible to get the selector from a locator object in playwright?

How to run a list of test suites in a single file concurrently in jest?

Running Playwright in Azure Function

firefox browser does not start in playwright

This question is quite close to a "need more focus" question. But let's try to give it some focus:

Does Playwright has access to the cPicker object on the page? Does it has access to the window object?

Yes, you can access both cPicker and the window object inside an evaluate call.

Should I trigger the events from the HTML file itself, and in the callbacks, print in the DOM the result, in some dummy-element, and then infer from that dummy element text that the callbacks fired?

Exactly, or you can assign values to a javascript variable:

const cPicker = new ColorPicker({
  onClickOutside(e){
  },
  onInput(color){
    window['color'] = color;
  },
  onChange(color){
    window['result'] = color;
  }
})

And then

it('Should call all callbacks with correct arguments', async() => {
    await page.goto(`http://localhost:5000/tests/visual/basic.html`, {waitUntil:'load'})

    // Wait until the next frame
    await page.evaluate(() => new Promise(requestAnimationFrame))

    // Act
   
    // Assert
    const result = await page.evaluate(() => window['color']);
    // Check the value
})
https://stackoverflow.com/questions/65477895/jest-playwright-test-callbacks-of-event-based-dom-library

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