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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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