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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.
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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.
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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.