How to use setValueForProperty method in Playwright Internal

Best JavaScript code snippet using playwright-internal

DOMPropertyOperations-test.js

Source:DOMPropertyOperations-test.js

...147      stubInstance = {_debugID: 1};148      ReactDOMComponentTree.precacheNode(stubInstance, stubNode);149    });150    it('should set values as properties by default', () => {151      DOMPropertyOperations.setValueForProperty(stubNode, 'title', 'Tip!');152      expect(stubNode.title).toBe('Tip!');153    });154    it('should set values as attributes if necessary', () => {155      DOMPropertyOperations.setValueForProperty(stubNode, 'role', '#');156      expect(stubNode.getAttribute('role')).toBe('#');157      expect(stubNode.role).toBeUndefined();158    });159    it('should set values as namespace attributes if necessary', () => {160      spyOn(stubNode, 'setAttributeNS');161      DOMPropertyOperations.setValueForProperty(162        stubNode,163        'xlinkHref',164        'about:blank'165      );166      expect(stubNode.setAttributeNS.calls.count()).toBe(1);167      expect(stubNode.setAttributeNS.calls.argsFor(0))168        .toEqual(['http://www.w3.org/1999/xlink', 'xlink:href', 'about:blank']);169    });170    it('should set values as boolean properties', () => {171      DOMPropertyOperations.setValueForProperty(stubNode, 'disabled', 'disabled');172      expect(stubNode.getAttribute('disabled')).toBe('');173      DOMPropertyOperations.setValueForProperty(stubNode, 'disabled', true);174      expect(stubNode.getAttribute('disabled')).toBe('');175      DOMPropertyOperations.setValueForProperty(stubNode, 'disabled', false);176      expect(stubNode.getAttribute('disabled')).toBe(null);177    });178    it('should convert attribute values to string first', () => {179      // Browsers default to this behavior, but some test environments do not.180      // This ensures that we have consistent behavior.181      var obj = {182        toString: function() {183          return '<html>';184        },185      };186      DOMPropertyOperations.setValueForProperty(stubNode, 'role', obj);187      expect(stubNode.getAttribute('role')).toBe('<html>');188    });189    it('should not remove empty attributes for special properties', () => {190      stubNode = document.createElement('input');191      ReactDOMComponentTree.precacheNode(stubInstance, stubNode);192      DOMPropertyOperations.setValueForProperty(stubNode, 'value', '');193      // JSDOM does not behave correctly for attributes/properties194      //expect(stubNode.getAttribute('value')).toBe('');195      expect(stubNode.value).toBe('');196    });197    it('should remove for falsey boolean properties', () => {198      DOMPropertyOperations.setValueForProperty(199        stubNode,200        'allowFullScreen',201        false202      );203      expect(stubNode.hasAttribute('allowFullScreen')).toBe(false);204    });205    it('should remove when setting custom attr to null', () => {206      DOMPropertyOperations.setValueForProperty(207        stubNode,208        'data-foo',209        'bar'210      );211      expect(stubNode.hasAttribute('data-foo')).toBe(true);212      DOMPropertyOperations.setValueForProperty(213        stubNode,214        'data-foo',215        null216      );217      expect(stubNode.hasAttribute('data-foo')).toBe(false);218    });219    it('should use mutation method where applicable', () => {220      var foobarSetter = jest.fn();221      // inject foobar DOM property222      DOMProperty.injection.injectDOMPropertyConfig({223        Properties: {foobar: null},224        DOMMutationMethods: {225          foobar: foobarSetter,226        },227      });228      DOMPropertyOperations.setValueForProperty(229        stubNode,230        'foobar',231        'cows say moo'232      );233      expect(foobarSetter.mock.calls.length).toBe(1);234      expect(foobarSetter.mock.calls[0][0]).toBe(stubNode);235      expect(foobarSetter.mock.calls[0][1]).toBe('cows say moo');236    });237    it('should set className to empty string instead of null', () => {238      DOMPropertyOperations.setValueForProperty(239        stubNode,240        'className',241        'selected'242      );243      expect(stubNode.className).toBe('selected');244      DOMPropertyOperations.setValueForProperty(245        stubNode,246        'className',247        null248      );249      // className should be '', not 'null' or null (which becomes 'null' in250      // some browsers)251      expect(stubNode.className).toBe('');252      expect(stubNode.getAttribute('class')).toBe(null);253    });254    it('should remove property properly for boolean properties', () => {255      DOMPropertyOperations.setValueForProperty(256        stubNode,257        'hidden',258        true259      );260      expect(stubNode.hasAttribute('hidden')).toBe(true);261      DOMPropertyOperations.setValueForProperty(262        stubNode,263        'hidden',264        false265      );266      expect(stubNode.hasAttribute('hidden')).toBe(false);267    });268    it('should remove property properly even with different name', () => {269      // Suppose 'foobar' is a property that corresponds to the underlying270      // 'className' property:271      DOMProperty.injection.injectDOMPropertyConfig({272        Properties: {foobar: DOMProperty.injection.MUST_USE_PROPERTY},273        DOMPropertyNames: {274          foobar: 'className',275        },276        DOMAttributeNames: {277          foobar: 'class',278        },279      });280      DOMPropertyOperations.setValueForProperty(281        stubNode,282        'foobar',283        'selected'284      );285      expect(stubNode.className).toBe('selected');286      DOMPropertyOperations.setValueForProperty(287        stubNode,288        'foobar',289        null290      );291      // className should be '', not 'null' or null (which becomes 'null' in292      // some browsers)293      expect(stubNode.className).toBe('');294    });295  });296  describe('deleteValueForProperty', () => {297    var stubNode;298    var stubInstance;299    beforeEach(() => {300      stubNode = document.createElement('div');301      stubInstance = {_debugID: 1};302      ReactDOMComponentTree.precacheNode(stubInstance, stubNode);303    });304    it('should remove attributes for normal properties', () => {305      DOMPropertyOperations.setValueForProperty(stubNode, 'title', 'foo');306      expect(stubNode.getAttribute('title')).toBe('foo');307      expect(stubNode.title).toBe('foo');308      DOMPropertyOperations.deleteValueForProperty(stubNode, 'title');309      expect(stubNode.getAttribute('title')).toBe(null);310      // JSDOM does not behave correctly for attributes/properties311      //expect(stubNode.title).toBe('');312    });313    it('should not remove attributes for special properties', () => {314      stubNode = document.createElement('input');315      ReactDOMComponentTree.precacheNode(stubInstance, stubNode);316      stubNode.setAttribute('value', 'foo');317      DOMPropertyOperations.deleteValueForProperty(stubNode, 'value');318      // JSDOM does not behave correctly for attributes/properties319      //expect(stubNode.getAttribute('value')).toBe('foo');...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.click('input[name="search"]');7  await page.keyboard.type('Hello World');8  await page.keyboard.press('Enter');9  await page.screenshot({ path: `example.png` });10  await browser.close();11})();

Using AI Code Generation

1const { setValueForProperty } = 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.click('input[name="q"]');8  await setValueForProperty(page, 'input[name="q"]', 'Hello World');9  await page.keyboard.press('Enter');10  await page.waitForNavigation();11  await page.screenshot({ path: `example.png` });12  await browser.close();13})();

Using AI Code Generation

1const { setValueForProperty } = 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(setValueForProperty, 'input[name=q]', 'value', 'foo');8  await page.screenshot({ path: `example.png` });9  await browser.close();10})();11const { setValueForProperty } = require('playwright/lib/server/dom.js');12const { chromium } = require('playwright');13(async () => {14  const browser = await chromium.launch();15  const context = await browser.newContext();16  const page = await context.newPage();17  await page.evaluate(setValueForProperty, 'input[name=q]', 'value', 'foo');18  await page.screenshot({ path: `example.png` });19  await browser.close();20})();21const { setValueForProperty } = require('playwright/lib/server/dom.js');22const { chromium } = require('playwright');23(async () => {24  const browser = await chromium.launch();25  const context = await browser.newContext();26  const page = await context.newPage();27  await page.evaluate(setValueForProperty, 'input[name=q]', 'value', 'foo');28  await page.screenshot({ path: `example.png` });29  await browser.close();30})();31const { setValueForProperty } = require('playwright/lib/server/dom.js');32const { chromium } = require('playwright');33(async () => {34  const browser = await chromium.launch();35  const context = await browser.newContext();36  const page = await context.newPage();37  await page.evaluate(setValueForProperty, 'input[name=q]', 'value', 'foo');38  await page.screenshot({ path: `example.png` });39  await browser.close();40})();

Using AI Code Generation

1const { setValueForProperty } = require('playwright/lib/server/dom.js');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const page = await browser.newPage();6  const input = await page.$('[name="q"]');7  await setValueForProperty(input, 'value', 'playwright');8  await page.screenshot({ path: 'screenshot.png' });9  await browser.close();10})();11const { setAttribute } = require('playwright/lib/server/dom.js');12const { chromium } = require('playwright');13(async () => {14  const browser = await chromium.launch();15  const page = await browser.newPage();16  const input = await page.$('[name="q"]');17  await setAttribute(input, 'value', 'playwright');18  await page.screenshot({ path: 'screenshot.png' });19  await browser.close();20})();21const { setProperty } = require('playwright/lib/server/dom.js');22const { chromium } = require('playwright');23(async () => {24  const browser = await chromium.launch();25  const page = await browser.newPage();26  const input = await page.$('[name="q"]');27  await setProperty(input, 'value', 'playwright');28  await page.screenshot({ path: 'screenshot.png' });29  await browser.close();30})();31const { setInnerHtml } = require('playwright/lib/server/dom.js');32const { chromium } = require('playwright');33(async () => {34  const browser = await chromium.launch();35  const page = await browser.newPage();36  const input = await page.$('[name="q"]');37  await setInnerHtml(input, 'playwright');38  await page.screenshot({ path: 'screenshot.png' });39  await browser.close();40})();41const { setInnerText } = require('playwright/lib/server/dom.js');42const { chromium } = require('playwright');43(async () => {

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const page = await browser.newPage();5  await page.evaluate(() => {6    const input = document.querySelector('input[name="q"]');7    input.value = 'test';8  });9  await browser.close();10})();11const { chromium } = require('playwright');12(async () => {13  const browser = await chromium.launch();14  const page = await browser.newPage();15  await page.evaluate(() => {16    const input = document.querySelector('input[name="q"]');17    input.value = 'test';18  });19  await browser.close();20})();21const { chromium } = require('playwright');22(async () => {23  const browser = await chromium.launch();24  const page = await browser.newPage();25  await page.evaluate(() => {26    const input = document.querySelector('input[name="q"]');27    input.value = 'test';28  });29  await browser.close();30})();31const { chromium } = require('playwright');32(async () => {33  const browser = await chromium.launch();34  const page = await browser.newPage();35  await page.evaluate(() => {36    const input = document.querySelector('input[name="q"]');37    input.value = 'test';38  });39  await browser.close();40})();41const { chromium } = require('playwright');42(async () => {43  const browser = await chromium.launch();44  const page = await browser.newPage();45  await page.evaluate(() => {46    const input = document.querySelector('input[name="q"]');47    input.value = 'test';48  });49  await browser.close();50})();51const { chromium } = require('playwright');52(async () => {53  const browser = await chromium.launch();54  const page = await browser.newPage();55  await page.evaluate(() => {

Using AI Code Generation

1const { setValueForProperty } = require('@playwright/test/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  const element = await page.$('input[name="q"]');8  await setValueForProperty(element, 'value', 'test');9  await page.screenshot({ path: 'test.png' });10  await browser.close();11})();

Using AI Code Generation

1const { setValueForProperty } = require('playwright');2setValueForProperty(elementHandle, 'value', 'new value');3const { setValueForProperty } = require('playwright');4setValueForProperty(elementHandle, 'value', 'new value');5const { setValueForProperty } = require('playwright');6setValueForProperty(elementHandle, 'value', 'new value');7const { setValueForProperty } = require('playwright');8setValueForProperty(elementHandle, 'value', 'new value');9const { setValueForProperty } = require('playwright');10setValueForProperty(elementHandle, 'value', 'new value');11const { setValueForProperty } = require('playwright');12setValueForProperty(elementHandle, 'value', 'new value');13const { setValueForProperty } = require('playwright');14setValueForProperty(elementHandle, 'value', 'new value');15const { setValueForProperty } = require('playwright');16setValueForProperty(elementHandle, 'value', 'new value');17const { setValueForProperty } = require('playwright');18setValueForProperty(elementHandle, 'value', 'new value');19const { setValueForProperty } = require('playwright');20setValueForProperty(elementHandle, 'value', 'new value');21const { setValueForProperty } = require('playwright');22setValueForProperty(elementHandle, 'value', 'new value');23const { setValueForProperty } = require('playwright');24setValueForProperty(elementHandle, 'value', 'new value');25const { setValueForProperty } = require('playwright');26setValueForProperty(elementHandle, 'value', 'new value');

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const context = await browser.newContext();5  const page = await context.newPage();6  const handle = await page.evaluateHandle(() => document.querySelector('header'));7  await page.setValueForProperty(handle, 'innerHTML', 'My custom header');8  await page.screenshot({ path: `example.png` });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 handle = await page.evaluateHandle(() => document.querySelector('header'));17  await page.setValueForProperty(handle, 'innerHTML', 'My custom header');18  await page.screenshot({ path: `example.png` });19  await browser.close();20})();21const { chromium } = require('playwright');22(async () => {23  const browser = await chromium.launch();24  const context = await browser.newContext();25  const page = await context.newPage();26  const handle = await page.evaluateHandle(() => document.querySelector('header'));27  await page.setValueForProperty(handle, 'innerHTML', 'My custom header');28  await page.screenshot({ path: `example.png` });29  await browser.close();30})();31const { chromium } = require('playwright');32(async () => {

Using AI Code Generation

1const { setValueForProperty } = require('playwright/lib/server/dom.js');2const { Page } = require('playwright/lib/server/page.js');3const page = new Page(null, null, null);4const element = page.mainFrame().document().querySelector('input[type="text"]');5setValueForProperty(element, 'value', 'New Value');6const { setValueForProperty } = require('playwright/lib/server/dom.js');7const { Page } = require('playwright/lib/server/page.js');8const page = new Page(null, null, null);9const element = page.mainFrame().document().querySelector('input[type="text"]');10setValueForProperty(element, 'value', 'New Value');11const { setValueForProperty } = require('playwright/lib/server/dom.js');12const { Page } = require('playwright/lib/server/page.js');13const page = new Page(null, null, null);14const element = page.mainFrame().document().querySelector('input[type="text"]');15setValueForProperty(element, 'value', 'New Value');16const { setValueForProperty } = require('playwright/lib/server/dom.js');17const { Page } = require('playwright/lib/server/page.js');18const page = new Page(null, null, null);19const element = page.mainFrame().document().querySelector('input[type="text"]');20setValueForProperty(element, 'value', 'New Value');21const { setValueForProperty } = require('playwright/lib/server/dom.js');22const { Page } = require('playwright/lib/server/page.js');23const page = new Page(null, null, null);24const element = page.mainFrame().document().querySelector('input[type="text"]');25setValueForProperty(element, 'value', 'New Value');26const { setValueForProperty } = require('playwright/lib/server/dom.js');27const { Page } = require('playwright/lib/server/page.js');28const page = new Page(null, null, null);29const element = page.mainFrame().document().querySelector('input[type="text"]');30setValueForProperty(element, 'value', 'New Value');

Using AI Code Generation

1const { setValueForProperty } = require('playwright/lib/server/dom.js');2const element = await page.$('#myElement');3await setValueForProperty(element, 'value', 'someValue');4await element.press('Enter');5const { setValueForProperty } = require('playwright/lib/server/dom.js');6const element = await page.$('#myElement');7await setValueForProperty(element, 'value', 'someValue');8await element.press('Enter');9const { setValueForProperty } = require('playwright/lib/server/dom.js');10const element = await page.$('#myElement');11await setValueForProperty(element, 'value', 'someValue');12await element.press('Enter');13const { setValueForProperty } = require('playwright/lib/server/dom.js');14const element = await page.$('#myElement');15await setValueForProperty(element, 'value', 'someValue');16await element.press('Enter');17const { setValueForProperty } = require('playwright/lib/server/dom.js');18const element = await page.$('#myElement');19await setValueForProperty(element, 'value', 'someValue');20await element.press('Enter');21const { setValueForProperty } = require('playwright/lib/server/dom.js');22const element = await page.$('#myElement');23await setValueForProperty(element, 'value', 'someValue');24await element.press('Enter');25const { setValueForProperty } = require('playwright/lib/server/dom.js');26const element = await page.$('#myElement');

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.