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How to use getToStringValue method in Playwright Internal

Best JavaScript code snippet using playwright-internal

ReactDOMInput.js

Source:ReactDOMInput.js

...10  const defaultValue = props.defaultValue == null ? '' : props.defaultValue;11  node._wrapperState = {12    initialChecked:13      props.checked != null ? props.checked : props.defaultChecked,14    initialValue: getToStringValue(15      props.value != null ? props.value : defaultValue16    ),17    controlled: isControlled(props),18  };19};20const getHostProps = (element, props) => {21  const node = element;22  const checked = props.checked;23  const hostProps = Object.assign({}, props, {24    defaultChecked: undefined,25    defaultValue: undefined,26    value: undefined,27    checked: checked != null ? checked : node._wrapperState.initialChecked,28  });29  return hostProps;30};31const postMountWrapper = (element, props, isHydrating) => {32  const node = element;33  if (props.hasOwnProperty('value') || props.hasOwnProperty('defaultValue')) {34    const type = props.type;35    const isButton = type === 'submit' || type === 'reset';36    if (isButton && (props.value === undefined || props.value === null)) return;37    const initialValue = toString(node._wrapperState.initialValue);38    if (!isHydrating && initialValue !== node.value) {39      node.value = initialValue;40    }41    node.defaultValue = initialValue;42  }43  const name = node.name;44  if (name !== '') {45    node.name = '';46  }47  node.defaultChecked = !node.defaultChecked;48  node.defaultChecked = !!node._wrapperState.initialChecked;49  if (name !== '') {50    node.name = name;51  }52};53const updateChecked = (element, props) => {54  const node = element;55  const checked = props.checked;56  if (checked != null) {57    setValueForProperty(node, 'checked', checked, false);58  }59};60const setDefaultValue = (node, type, value) => {61  if (type !== 'number' || getActiveElement(node.ownerDocument) !== node) {62    if (value == null) {63      node.defaultValue = toString(node._wrapperState.initialValue);64    } else if (node.defaultValue !== toString(value)) {65      node.defaultValue = toString(value);66    }67  }68};69const updateWrapper = (element, props) => {70  const node = element;71  updateChecked(element, props);72  const value = getToStringValue(props.value);73  const type = props.type;74  if (value != null) {75    if (type === 'number') {76      if ((value === 0 && node.value === '') || node.value != value) {77        node.value = toString(value);78      }79    } else if (node.value !== toString(value)) {80      node.value = toString(value);81    }82  } else if (type === 'submit' || type === 'reset') {83    node.removeAttribute('value');84    return;85  }86  if (props.hasOwnProperty('value')) {87    setDefaultValue(node, props.type, value);88  } else if (props.hasOwnProperty('defaultValue')) {89    setDefaultValue(node, props.type, getToStringValue(props.defaultValue));90  }91  if (props.checked == null && props.defaultChecked != null) {92    node.defaultChecked = !!props.defaultChecked;93  }94};95export {96  initWrapperState,97  getHostProps,98  postMountWrapper,99  updateChecked,100  setDefaultValue,101  updateWrapper,...

ReactDOMTextarea.js

Source:ReactDOMTextarea.js

...38    }39    initialValue = defaultValue;40  }41  node._wrapperState = {42    initialValue: getToStringValue(initialValue),43  };44};45const postMountWrapper = (element, props) => {46  const node = element;47  const textContent = node.textContent;48  if (textContent === node._wrapperState.initialValue) {49    if (textContent !== '' && textContent !== null) {50      node.value = textContent;51    }52  }53};54const updateWrapper = (element, props) => {55  const node = element;56  const value = getToStringValue(props.value);57  const defaultValue = getToStringValue(props.defaultValue);58  if (value != null) {59    const newValue = toString(value);60    if (newValue !== node.value) {61      node.value = newValue;62    }63    if (props.defaultValue == null && node.defaultValue !== newValue) {64      node.defaultValue = newValue;65    }66  }67  if (defaultValue != null) {68    node.defaultValue = toString(defaultValue);69  }70};71export { initWrapperState, getHostProps, postMountWrapper, updateWrapper };

index.js

Source:index.js

...65     return ["Hi ! I'm ", _firstName, " ", _lastName, " and I'm ", _age, " year old."].join("");66    };67    68    this.toString = function () {69      return getToStringValue();70    };71  };72  73  var yann = new Person("Yannick", "Comte", 0);74  yann.setAge(28);75  yann._age = 45; // Add a property "_age" to the object, not changing the private "_age" variable !76  //yann.getToStringValue(); // Doesn't work because it's private !7778  console.log(yann);7980 console.log(yann.toString()); // It's good because it's public ;)81
...

ToStringValue.js

Source:ToStringValue.js

...17// Flow does not allow string concatenation of most non-string types. To work18// around this limitation, we use an opaque type that can only be obtained by19// passing the value through getToStringValue first.20export function toString(value: ToStringValue): string {21  // The coercion safety check is performed in getToStringValue().22  // eslint-disable-next-line react-internal/safe-string-coercion23  return '' + (value: any);24}25export function getToStringValue(value: mixed): ToStringValue {26  switch (typeof value) {27    case 'boolean':28    case 'number':29    case 'string':30    case 'undefined':31      return value;32    case 'object':33      if (__DEV__) {34        checkFormFieldValueStringCoercion(value);35      }36      return value;37    default:38      // function, symbol are assigned as empty strings39      return '';...

Using AI Code Generation

1const { getToStringValue } = require('playwright/lib/server/frames');2const { getToStringValue } = require('playwright/lib/server/frames');3const { chromium } = require('playwright');4(async () => {5  const browser = await chromium.launch();6  const context = await browser.newContext();7  const page = await context.newPage();8  const value = await page.evaluate(() => {9    return {10    };11  });12  const valueString = getToStringValue(value);13  console.log(valueString);14  await browser.close();15})();16{ foo: 1, bar: 2, baz: 3 }

Using AI Code Generation

1const { getToStringValue } = require('playwright-core/lib/server/common/utils');2console.log(getToStringValue({ a: 1, b: 2 }));3const { getToStringValue } = require('playwright-core/lib/server/common/utils');4console.log(getToStringValue({ a: 1, b: 2 }, 1));5const { getToStringValue } = require('playwright-core/lib/server/common/utils');6console.log(getToStringValue({ a: 1, b: 2 }, 0));7const { getToStringValue } = require('playwright-core/lib/server/common/utils');8console.log(getToStringValue({ a: 1, b: 2 }, 5));9const { getToStringValue } = require('playwright-core/lib/server/common/utils');10console.log(getToStringValue({ a: 1, b: 2 }, 2));11const { getToStringValue } = require('playwright-core/lib/server/common/utils');12console.log(getToStringValue({ a: 1, b: 2 }, 3));13const { getToStringValue } = require('playwright-core/lib/server/common/utils');14console.log(getToStringValue({ a: 1, b: 2 }, 4));15const { getToStringValue } = require('playwright-core/lib/server/common/utils');16console.log(getToStringValue({ a: 1, b: 2 }, 6));

Using AI Code Generation

1const { getToStringValue } = require('playwright/lib/client/serializers');2const { Page } = require('playwright');3const page = new Page();4const elementHandle = await page.$('p');5const text = await elementHandle.evaluate(element => element.textContent);6console.log(getToStringValue(text));7const { getToStringValue } = require('puppeteer/lib/cjs/puppeteer/common/JSHandle');8const puppeteer = require('puppeteer');9const browser = await puppeteer.launch();10const page = await browser.newPage();11const elementHandle = await page.$('p');12const text = await elementHandle.evaluate(element => element.textContent);13console.log(getToStringValue(text));14const { getToStringValue } = require('cypress/lib/cypress/stack_utils');15const cypress = require('cypress');16const elementHandle = await cypress.$('p');17const text = await elementHandle.text();18console.log(getToStringValue(text));19const { getToStringValue } = require('webdriverio/build/utils');20const { remote } = require('webdriverio');21const browser = await remote({ /* ... */ });22const elementHandle = await browser.$('p');23const text = await elementHandle.getText();24console.log(getToStringValue(text));25const { getToStringValue } = require('testcafe/lib/utils/stack-trace');26const testcafe = require('testcafe');27const testController = await testcafe.createTestCafe(/* ... */);28const elementHandle = await testController.select('p');29const text = await elementHandle.textContent;30console.log(getToStringValue(text));

Using AI Code Generation

1const { getToStringValue } = require('playwright/lib/utils/utils.js');2const { Page } = require('playwright/lib/server/page.js');3const page = new Page();4const element = page.locator('css=div');5const value = getToStringValue(element);6console.log(value);7const { Page } = require('playwright/lib/server/page.js');8const page = new Page();9const element = page.locator('css=div');10const value = element.toString();11console.log(value);

Using AI Code Generation

1const { getToStringValue } = require('playwright/lib/server/frames');2const { getToStringValue } = require('puppeteer/lib/helper');3const { getToStringValue } = require('webdriverio/build/utils');4const { getToStringValue } = require('cypress/lib/server/util');5const { getToStringValue } = require('testcafe/lib/utils');6const { getToStringValue } = require('nightwatch/lib/api/util/utils');7const { getToStringValue } = require('protractor/built/util');8const { getToStringValue } = require('selenium-webdriver/lib/utils');9const { getToStringValue } = require('detox/src/utils/getToStringValue');

Using AI Code Generation

1const { getToStringValue } = require('playwright/lib/server/frames');2const page = await browser.newPage();3const value = await getToStringValue(page, {objectHandle: someHandle});4console.log(value);5const { getToStringValue } = require('playwright/lib/server/frames');6const page = await browser.newPage();7const value = await getToStringValue(page, {objectHandle: someHandle});8console.log(value);9const { getToStringValue } = require('playwright/lib/server/frames');10const page = await browser.newPage();11const value = await getToStringValue(page, {objectHandle: someHandle});12console.log(value);13const { getToStringValue } = require('playwright/lib/server/frames');

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.