How to use updateValueIfChanged method in Playwright Internal

Best JavaScript code snippet using playwright-internal

Input.js

Source:Input.js

...124    dispatchInputEvent(event, onChange, context, 'change', target);125  }126  dispatchChangeEvent(context, props, target);127}128function updateValueIfChanged(elem: Element | Document): boolean {129  // React's internal value tracker130  const valueTracker = (elem: any)._valueTracker;131  if (valueTracker == null) {132    return true;133  }134  const prevValue = valueTracker.getValue();135  const nextValue = getValueFromNode(elem);136  if (prevValue !== nextValue) {137    valueTracker.setValue(nextValue);138    return true;139  }140  return false;141}142function getValueFromNode(node: Element | Document): string {143  let value = '';144  if (!node) {145    return value;146  }147  if (isCheckable(node)) {148    value = (node: any).checked ? 'true' : 'false';149  } else {150    value = (node: any).value;151  }152  return value;153}154const inputResponderImpl = {155  targetEventTypes,156  onEvent(157    event: ReactDOMResponderEvent,158    context: ReactDOMResponderContext,159    props: InputResponderProps,160  ): void {161    const {type, target} = event;162    if (props.disabled) {163      return;164    }165    const currentTarget = context.getResponderNode();166    if (target !== currentTarget || currentTarget === null) {167      return;168    }169    switch (type) {170      default: {171        if (shouldUseChangeEvent(target) && type === 'change') {172          dispatchBothChangeEvents(event, context, props, currentTarget);173        } else if (174          isTextInputElement(target) &&175          (type === 'input' || type === 'change') &&176          updateValueIfChanged(target)177        ) {178          dispatchBothChangeEvents(event, context, props, currentTarget);179        } else if (180          isCheckable(target) &&181          type === 'click' &&182          updateValueIfChanged(target)183        ) {184          dispatchBothChangeEvents(event, context, props, currentTarget);185        }186        break;187      }188    }189  },190};191export const InputResponder = React.DEPRECATED_createResponder(192  'Input',193  inputResponderImpl,194);195export function useInput(196  props: InputResponderProps,...

input.development.js

Source:input.development.js

...69    dispatchInputEvent(event, onChange, context, 'change', target);70  }71  dispatchChangeEvent(context, props, target);72}73function updateValueIfChanged(elem) {74  // React's internal value tracker75  var valueTracker = elem._valueTracker;76  if (valueTracker == null) {77    return true;78  }79  var prevValue = valueTracker.getValue();80  var nextValue = getValueFromNode(elem);81  if (prevValue !== nextValue) {82    valueTracker.setValue(nextValue);83    return true;84  }85  return false;86}87function getValueFromNode(node) {88  var value = '';89  if (!node) {90    return value;91  }92  if (isCheckable(node)) {93    value = node.checked ? 'true' : 'false';94  } else {95    value = node.value;96  }97  return value;98}99var inputResponderImpl = {100  targetEventTypes: targetEventTypes,101  onEvent: function (event, context, props) {102    var type = event.type,103        target = event.target;104    if (props.disabled) {105      return;106    }107    var currentTarget = context.getResponderNode();108    if (target !== currentTarget || currentTarget === null) {109      return;110    }111    switch (type) {112      default:113        {114          if (shouldUseChangeEvent(target) && type === 'change') {115            dispatchBothChangeEvents(event, context, props, currentTarget);116          } else if (isTextInputElement(target) && (type === 'input' || type === 'change') && updateValueIfChanged(target)) {117            dispatchBothChangeEvents(event, context, props, currentTarget);118          } else if (isCheckable(target) && type === 'click' && updateValueIfChanged(target)) {119            dispatchBothChangeEvents(event, context, props, currentTarget);120          }121          break;122        }123    }124  }125};126var InputResponder = React.unstable_createResponder('Input', inputResponderImpl);127function useInput(props) {128  return React.unstable_useResponder(InputResponder, props);129}130var Input = Object.freeze({131	InputResponder: InputResponder,132	useInput: useInput...

inputValueTracking-test.js

Source:inputValueTracking-test.js

...81  it('should update value if it changed and return result', () => {82    inputValueTracking.track(mockComponent);83    input.value = 'foo';84    var tracker = mockComponent._wrapperState.valueTracker;85    expect(inputValueTracking.updateValueIfChanged(mockComponent)).toBe(false);86    tracker.setValue('bar');87    expect(inputValueTracking.updateValueIfChanged(mockComponent)).toBe(true);88    expect(tracker.getValue()).toEqual('foo');89  });90  it('should track value and return true when updating untracked instance', () => {91    input.value = 'foo';92    expect(inputValueTracking.updateValueIfChanged(mockComponent)).toBe(true);93    var tracker = mockComponent._wrapperState.valueTracker;94    expect(tracker.getValue()).toEqual('foo');95  });96  it('should return tracker from node', () => {97    var node = ReactTestUtils.renderIntoDocument(98      <input type="text" defaultValue="foo" />,99    );100    var tracker = inputValueTracking._getTrackerFromNode(node);101    expect(tracker.getValue()).toEqual('foo');102  });103  it('should stop tracking', () => {104    inputValueTracking.track(mockComponent);105    expect(mockComponent._wrapperState.hasOwnProperty('valueTracker')).toBe(106      true,...

ReactEventsInput-prod.js

Source:ReactEventsInput-prod.js

...39  "function" === typeof props &&40    ((target = getValueFromNode(target)),41    context.dispatchEvent(target, props, 0));42}43function updateValueIfChanged(elem) {44  var valueTracker = elem._valueTracker;45  if (null == valueTracker) return !0;46  var prevValue = valueTracker.getValue();47  elem = getValueFromNode(elem);48  return prevValue !== elem ? (valueTracker.setValue(elem), !0) : !1;49}50function getValueFromNode(node) {51  var value = "";52  return node53    ? (value = isCheckable(node)54        ? node.checked55          ? "true"56          : "false"57        : node.value)58    : value;59}60var InputResponder = React.unstable_createResponder("Input", {61  targetEventTypes: ["input", "change", "beforeinput", "click"],62  onEvent: function(event, context, props) {63    var type = event.type,64      target = event.target;65    if (!props.disabled) {66      var currentTarget = context.getResponderNode();67      if (target === currentTarget && null !== currentTarget) {68        var nodeName = target.nodeName && target.nodeName.toLowerCase();69        if (70          ("select" === nodeName ||71            ("input" === nodeName && "file" === target.type)) &&72          "change" === type73        )74          dispatchBothChangeEvents(event, context, props, currentTarget);75        else {76          nodeName = target.nodeName && target.nodeName.toLowerCase();77          var type$jscomp$0 = target.type;78          ("textarea" !== nodeName &&79            ("input" !== nodeName ||80              (null != type$jscomp$0 &&81                !supportedInputTypes.has(type$jscomp$0)))) ||82          ("input" !== type && "change" !== type) ||83          !updateValueIfChanged(target)84            ? isCheckable(target) &&85              "click" === type &&86              updateValueIfChanged(target) &&87              dispatchBothChangeEvents(event, context, props, currentTarget)88            : dispatchBothChangeEvents(event, context, props, currentTarget);89        }90      }91    }92  }93});94module.exports = {95  InputResponder: InputResponder,96  useInput: function(props) {97    return React.unstable_useResponder(InputResponder, props);98  }...

Using AI Code Generation

1const { updateValueIfChanged } = require('playwright/lib/server/dom.js');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.evaluate(async (selector, value) => {8    const element = document.querySelector(selector);9    await updateValueIfChanged(element, value);10  }, 'input', 'hello');11  await page.screenshot({ path: `example.png` });12  await browser.close();13})();14-   [updateValueIfChanged](#updatevalueifchanged)15    -   [Parameters](#parameters)16    -   [Examples](#examples)17-   [updateCheckedIfChanged](#updatecheckedifchanged)18    -   [Parameters](#parameters-1)19    -   [Examples](#examples-1)20-   `element` **[ElementHandle](

Using AI Code Generation

1const { updateValueIfChanged } = require('playwright/lib/client/elementHandler');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 input = await page.$('input[name="q"]');8  await input.type('hello');9  await updateValueIfChanged(input, 'hello');10  await browser.close();11})();

Using AI Code Generation

1const { updateValueIfChanged } = require('playwright/lib/server/frames');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.click('[aria-label="Search"]');8  await updateValueIfChanged(page, 'input[name="q"]', 'Hello World');9  await page.keyboard.press('Enter');10  await page.screenshot({ path: `example.png` });11  await browser.close();12})();13const { chromium } = require('playwright');14(async () => {15  const browser = await chromium.launch();16  const context = await browser.newContext();17  const page = await context.newPage();18  await page.click('[aria-label="Search"]');19  await page.fill('input[name="q"]', 'Hello World');20  await page.keyboard.press('Enter');21  await page.screenshot({ path: `example.png` });22  await browser.close();23})();24await updateValueIfChanged(page, 'input[name="q"]', 'Hello World');25const { chromium } = require('playwright');26(async () => {27  const browser = await chromium.launch();28  const context = await browser.newContext();29  const page = await context.newPage();30  await page.click('[aria-label="Search"]');31  await updateValueIfChanged(page, 'input[name="q"]', 'Hello World');32  await page.keyboard.press('Enter');33  await page.screenshot({ path: `example.png` });34  await browser.close();35})();

Using AI Code Generation

1const { updateValueIfChanged } = require('playwright/lib/server/dom.js');2const { updateValueIfChanged } = require('playwright/lib/server/dom.js');3const { updateValueIfChanged } = require('playwright/lib/server/dom.js');4const { updateValueIfChanged } = require('playwright/lib/server/dom.js');5const { updateValueIfChanged } = require('playwright/lib/server/dom.js');6const { updateValueIfChanged } = require('playwright/lib/server/dom.js');7const { updateValueIfChanged } = require('playwright/lib/server/dom.js');8const { updateValueIfChanged } = require('playwright/lib/server/dom.js');9const { updateValueIfChanged } = require('playwright/lib/server/dom.js');10const { updateValueIfChanged } = require('playwright/lib/server/dom.js');11const { updateValueIfChanged } = require('playwright/lib/server/dom.js');12const { updateValueIfChanged } = require('playwright/lib/server/dom.js');13const { updateValueIfChanged } = require('playwright/lib/server/dom.js');14const { updateValueIfChanged } = require('playwright/lib/server/dom.js');15const { updateValueIfChanged } = require('playwright/lib/server/dom.js');16const { updateValueIfChanged } = require('playwright/lib/server/dom.js');

Using AI Code Generation

1const { updateValueIfChanged } = require('playwright/lib/server/frames');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.$('input[name="q"]');8  await updateValueIfChanged(element, 'foo');9  await browser.close();10})();11const { chromium } = require('playwright');12(async () => {13  const browser = await chromium.launch();14  const context = await browser.newContext();15  const page = await context.newPage();16  const element = await page.$('input[name="q"]');17  await element.updateValueIfChanged('foo');18  await browser.close();19})();

Using AI Code Generation

1const { updateValueIfChanged } = require('playwright/lib/client/selectorEngine');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.click('input[name="q"]');8    await updateValueIfChanged(page, 'input[name="q"]', 'Hello World');9    await page.click('input[name="btnK"]');10    await page.waitForSelector('text="Hello World"');11    await browser.close();12})();13const { updateValueIfChanged } = require('playwright/lib/client/selectorEngine');14const { chromium } = require('playwright');15(async () => {16    const browser = await chromium.launch();17    const context = await browser.newContext();18    const page = await context.newPage();19    await page.click('input[name="q"]');20    await updateValueIfChanged(page, 'input[name="q"]', 'Hello World');21    await page.click('input[name="btnK"]');22    await page.waitForSelector('text="Hello World"');23    await browser.close();24})();25const { updateValueIfChanged } = require('playwright/lib/client/selectorEngine');26const { chromium } = require('playwright');27(async () => {28    const browser = await chromium.launch();29    const context = await browser.newContext();30    const page = await context.newPage();31    await page.click('input[name="q"]');32    await updateValueIfChanged(page, 'input[name="q"]', 'Hello World');33    await page.click('input[name="btnK"]');34    await page.waitForSelector('text="Hello World"');35    await browser.close();36})();37const { updateValueIfChanged } = require('playwright/lib/client/selectorEngine');38const { chromium } = require('playwright');39(async () => {40    const browser = await chromium.launch();41    const context = await browser.newContext();

Using AI Code Generation

1const { Page } = require('playwright/lib/server/page');2const { helper } = require('playwright/lib/helper');3const { assert } = require('chai');4Page.prototype.updateValueIfChanged = async function (element, value) {5  const result = await this._delegate.updateValueIfChanged({ element, value });6  assert.ok(result, 'updateValueIfChanged failed');7};8const { ElementHandle } = require('playwright/lib/server/dom');9const { helper } = require('playwright/lib/helper');10const { assert } = require('chai');11ElementHandle.prototype.updateValueIfChanged = async function (value) {12  const result = await this._delegate.updateValueIfChanged({ value });13  assert.ok(result, 'updateValueIfChanged failed');14};15const { JSHandle } = require('playwright/lib/server/dom');16const { helper } = require('playwright/lib/helper');17const { assert } = require('chai');18JSHandle.prototype.updateValueIfChanged = async function (value) {19  const result = await this._delegate.updateValueIfChanged({ value });20  assert.ok(result, 'updateValueIfChanged failed');21};22const { Frame } = require('playwright/lib/server/frames');23const { helper } = require('playwright/lib/helper');24const { assert } = require('chai');25Frame.prototype.updateValueIfChanged = async function (element, value) {26  const result = await this._delegate.updateValueIfChanged({ element, value });27  assert.ok(result, 'updateValueIfChanged failed');28};29For any issues or questions, please contact me at [my email](mailto:

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