How to use placeholder method in Playwright Internal

Best JavaScript code snippet using playwright-internal

jquery.placeholder.js

Source:jquery.placeholder.js

1/*! http://mths.be/placeholder v2.0.8 by @mathias */2;(function(window, document, $) {3	// Opera Mini v7 doesnât support placeholder although its DOM seems to indicate so4	var isOperaMini = Object.prototype.toString.call(window.operamini) == '[object OperaMini]';5	var isInputSupported = 'placeholder' in document.createElement('input') && !isOperaMini;6	var isTextareaSupported = 'placeholder' in document.createElement('textarea') && !isOperaMini;7	var prototype = $.fn;8	var valHooks = $.valHooks;9	var propHooks = $.propHooks;10	var hooks;11	var placeholder;12	if (isInputSupported && isTextareaSupported) {13		placeholder = prototype.placeholder = function() {14			return this;15		};16		placeholder.input = placeholder.textarea = true;17	} else {18		placeholder = prototype.placeholder = function() {19			var $this = this;20			$this21				.filter((isInputSupported ? 'textarea' : ':input') + '[placeholder]')22				.not('.placeholder')23				.bind({24					'focus.placeholder': clearPlaceholder,25					'blur.placeholder': setPlaceholder26				})27				.data('placeholder-enabled', true)28				.trigger('blur.placeholder');29			return $this;30		};31		placeholder.input = isInputSupported;32		placeholder.textarea = isTextareaSupported;33		hooks = {34			'get': function(element) {35				var $element = $(element);36				var $passwordInput = $element.data('placeholder-password');37				if ($passwordInput) {38					return $passwordInput[0].value;39				}40				return $element.data('placeholder-enabled') && $element.hasClass('placeholder') ? '' : element.value;41			},42			'set': function(element, value) {43				var $element = $(element);44				var $passwordInput = $element.data('placeholder-password');45				if ($passwordInput) {46					return $passwordInput[0].value = value;47				}48				if (!$element.data('placeholder-enabled')) {49					return element.value = value;50				}51				if (value == '') {52					element.value = value;53					// Issue #56: Setting the placeholder causes problems if the element continues to have focus.54					if (element != safeActiveElement()) {55						// We can't use `triggerHandler` here because of dummy text/password inputs :(56						setPlaceholder.call(element);57					}58				} else if ($element.hasClass('placeholder')) {59					clearPlaceholder.call(element, true, value) || (element.value = value);60				} else {61					element.value = value;62				}63				// `set` can not return `undefined`; see http://jsapi.info/jquery/1.7.1/val#L236364				return $element;65			}66		};67		if (!isInputSupported) {68			valHooks.input = hooks;69			propHooks.value = hooks;70		}71		if (!isTextareaSupported) {72			valHooks.textarea = hooks;73			propHooks.value = hooks;74		}75		$(function() {76			// Look for forms77			$(document).delegate('form', 'submit.placeholder', function() {78				// Clear the placeholder values so they don't get submitted79				var $inputs = $('.placeholder', this).each(clearPlaceholder);80				setTimeout(function() {81					$inputs.each(setPlaceholder);82				}, 10);83			});84		});85		// Clear placeholder values upon page reload86		$(window).bind('beforeunload.placeholder', function() {87			$('.placeholder').each(function() {88				this.value = '';89			});90		});91	}92	function args(elem) {93		// Return an object of element attributes94		var newAttrs = {};95		var rinlinejQuery = /^jQuery\d+$/;96		$.each(elem.attributes, function(i, attr) {97			if (attr.specified && !rinlinejQuery.test(attr.name)) {98				newAttrs[attr.name] = attr.value;99			}100		});101		return newAttrs;102	}103	function clearPlaceholder(event, value) {104		var input = this;105		var $input = $(input);106		if (input.value == $input.attr('placeholder') && $input.hasClass('placeholder')) {107			if ($input.data('placeholder-password')) {108				$input = $input.hide().next().show().attr('id', $input.removeAttr('id').data('placeholder-id'));109				// If `clearPlaceholder` was called from `$.valHooks.input.set`110				if (event === true) {111					return $input[0].value = value;112				}113				$input.focus();114			} else {115				input.value = '';116				$input.removeClass('placeholder');117				input == safeActiveElement() && input.select();118			}119		}120	}121	function setPlaceholder() {122		var $replacement;123		var input = this;124		var $input = $(input);125		var id = this.id;126		if (input.value == '') {127			if (input.type == 'password') {128				if (!$input.data('placeholder-textinput')) {129					try {130						$replacement = $input.clone().attr({ 'type': 'text' });131					} catch(e) {132						$replacement = $('<input>').attr($.extend(args(this), { 'type': 'text' }));133					}134					$replacement135						.removeAttr('name')136						.data({137							'placeholder-password': $input,138							'placeholder-id': id139						})140						.bind('focus.placeholder', clearPlaceholder);141					$input142						.data({143							'placeholder-textinput': $replacement,144							'placeholder-id': id145						})146						.before($replacement);147				}148				$input = $input.removeAttr('id').hide().prev().attr('id', id).show();149				// Note: `$input[0] != input` now!150			}151			$input.addClass('placeholder');152			$input[0].value = $input.attr('placeholder');153		} else {154			$input.removeClass('placeholder');155		}156	}157	function safeActiveElement() {158		// Avoid IE9 `document.activeElement` of death159		// https://github.com/mathiasbynens/jquery-placeholder/pull/99160		try {161			return document.activeElement;162		} catch (exception) {}163	}...

foundation.placeholder.js

Source:foundation.placeholder.js

...149    init : function (scope, method, options) {150      this.scope = scope || this.scope;151      if (typeof method !== 'string') {152        window.onload = function () {153        	$('input, textarea').placeholder();154        }155      }156    }157  };...

tests.js

Source:tests.js

...9	}10	var testElement = function($el) {11		var el = $el[0];12		var placeholder = el.getAttribute('placeholder');13		strictEqual($el.placeholder(), $el, 'should be chainable');14		strictEqual(el.value, placeholder, 'should set `placeholder` text as `value`');15		strictEqual($el.prop('value'), '', 'propHooks works properly');16		strictEqual($el.val(), '', 'valHooks works properly');17		ok($el.hasClass('placeholder'), 'should have `placeholder` class');18		// test on focus19		$el.focus();20		strictEqual(el.value, '', '`value` should be the empty string on focus');21		strictEqual($el.prop('value'), '', 'propHooks works properly');22		strictEqual($el.val(), '', 'valHooks works properly');23		ok(!$el.hasClass('placeholder'), 'should not have `placeholder` class on focus');24		// and unfocus (blur) again25		$el.blur();26		strictEqual(el.value, placeholder, 'should set `placeholder` text as `value`');27		strictEqual($el.prop('value'), '', 'propHooks works properly');28		strictEqual($el.val(), '', 'valHooks works properly');29		ok($el.hasClass('placeholder'), 'should have `placeholder` class');30		// change the value31		$el.val('lorem ipsum');32		strictEqual($el.prop('value'), 'lorem ipsum', '`$el.val(string)` should change the `value` property');33		strictEqual(el.value, 'lorem ipsum', '`$el.val(string)` should change the `value` attribute');34		ok(!$el.hasClass('placeholder'), '`$el.val(string)` should remove `placeholder` class');35		// and clear it again36		$el.val('');37		strictEqual($el.prop('value'), '', '`$el.val("")` should change the `value` property');38		strictEqual(el.value, placeholder, '`$el.val("")` should change the `value` attribute');39		ok($el.hasClass('placeholder'), '`$el.val("")` should re-enable `placeholder` class');40		// make sure the placeholder property works as expected.41		strictEqual($el.prop('placeholder'), placeholder, '$el.prop(`placeholder`) should return the placeholder value');42		$el.prop('placeholder', 'new placeholder');43		strictEqual($el.prop('placeholder'), 'new placeholder', '$el.prop(`placeholder`, <string>) should set the placeholder value');44		strictEqual($el.value, 'new placeholder', '$el.prop(`placeholder`, <string>) should update the displayed placeholder value');45		$el.prop('placeholder', placeholder);46	};47	test('emulates placeholder for <input type=text>', function() {48		testElement( $('#input-type-text') );49	});50	test('emulates placeholder for <input type=search>', function() {51		testElement( $('#input-type-search') );52	});53	test('emulates placeholder for <input type=email>', function() {54		testElement( $('#input-type-email') );55	});56	test('emulates placeholder for <input type=url>', function() {57		testElement( $('#input-type-url') );58	});59	test('emulates placeholder for <input type=tel>', function() {60		testElement( $('#input-type-tel') );61	});62	test('emulates placeholder for <input type=tel>', function() {63		testElement( $('#input-type-tel') );64	});65	test('emulates placeholder for <input type=password>', function() {66		var selector = '#input-type-password';67		var $el = $(selector);68		var el = $el[0];69		var placeholder = el.getAttribute('placeholder');70		strictEqual($el.placeholder(), $el, 'should be chainable');71		// Re-select the element, as it gets replaced by another one in some browsers72		$el = $(selector);73		el = $el[0];74		strictEqual(el.value, placeholder, 'should set `placeholder` text as `value`');75		strictEqual($el.prop('value'), '', 'propHooks works properly');76		strictEqual($el.val(), '', 'valHooks works properly');77		ok($el.hasClass('placeholder'), 'should have `placeholder` class');78		// test on focus79		$el.focus();80		// Re-select the element, as it gets replaced by another one in some browsers81		$el = $(selector);82		el = $el[0];83		strictEqual(el.value, '', '`value` should be the empty string on focus');84		strictEqual($el.prop('value'), '', 'propHooks works properly');...

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.fill('input[placeholder="Search"]', 'placeholder');7  await page.screenshot({ path: `placeholder.png` });8  await browser.close();9})();10const { chromium } = require('playwright');11(async () => {12  const browser = await chromium.launch();13  const context = await browser.newContext();14  const page = await context.newPage();15  await page.fill('input[aria-label="Search"]', 'aria-label');16  await page.screenshot({ path: `aria-label.png` });17  await browser.close();18})();19const { chromium } = require('playwright');20(async () => {21  const browser = await chromium.launch();22  const context = await browser.newContext();23  const page = await context.newPage();24  await page.fill('input[aria-labelledby="search"]', 'aria-labelledby');25  await page.screenshot({ path: `aria-labelledby.png` });26  await browser.close();27})();28const { chromium } = require('playwright');29(async () => {30  const browser = await chromium.launch();31  const context = await browser.newContext();32  const page = await context.newPage();33  await page.fill('input[aria-labelledby="search"]', 'aria-labelledby');34  await page.screenshot({ path: `aria-labelledby.png` });35  await browser.close();36})();37const { chromium } = require('playwright');38(async () => {39  const browser = await chromium.launch();40  const context = await browser.newContext();41  const page = await context.newPage();42  await page.fill('input[aria-labelledby="search"]', 'aria-labelledby');

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false });4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.fill('input[placeholder="Search"]', 'Hello World');7  await page.click('input[type="submit"]');8  await page.waitForLoadState('networkidle');9  await browser.close();10})();

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.screenshot({ path: `example.png` });7  await browser.close();8})();9const { chromium } = require('playwright');10module.exports = {11  use: {12    viewport: { width: 1280, height: 720 },13    launchOptions: {14      executablePath: chromium.executablePath(),15    }16  }17};18const { chromium } = require('playwright');19module.exports = {20  use: {21    viewport: { width: 1280, height: 720 },22    launchOptions: {23      executablePath: chromium.executablePath(),24    }25  }26};27const { chromium } = require('playwright');28module.exports = {29  use: {30    viewport: { width: 1280, height: 720 },31    launchOptions: {32      executablePath: chromium.executablePath(),33    }34  }35};36const { chromium } = require('playwright');37module.exports = {38  use: {39    viewport: { width: 1280, height: 720 },

Using AI Code Generation

1const {chromium} = require('playwright');2(async () => {3  const browser = await chromium.launch({headless: false});4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.click('text=Get started');7  await page.click('text=Docs');8  await page.click('text=API');9  await page.click('text=class Page');10  await page.click('text=click');11  await page.click('text=Parameters');12  await page.click('text=selector');13  await page.click('text=string');14  await page.click('text=Options');15  await page.click('text=force');16  await page.click('text=boolean');17  await page.click('text=timeout');18  await page.click('text=number');19  await page.click('text=stabilize');20  await page.click('text=boolean');21  await page.click('text=position');22  await page.click('text=Position');23  await page.click('text=button');24  await page.click('text=left');25  await page.click('text=middle');26  await page.click('text=right');27  await page.click('text=offset');28  await page.click('text=Point');29  await page.click('text=modifiers');30  await page.click('text=Array<string>');31  await page.click('text=Signal');32  await page.click('text=Example');33  await page.click('text=page.click(“#box”);');34  await page.click('text=page.click(“#box”, {force: true});');35  await page.click('text=page.click(“#box”, {button: “right”});');36  await page.click('text=page.click(“#box”, {delay: 1000});');37  await page.click('text=page.click(“#box”, {clickCount: 2});');38  await page.click('text=page.click(“#box”, {position: {x: 10, y: 10}});');39  await page.click('text=page.click(“#box”, {modifiers: [“Shift”]});');40  await page.click('text=page.click(“#box”, {timeout: 5000});');41  await page.click('text=page.click(“#box”,

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 elementHandle = await page.$('input');7  await elementHandle.press('ArrowDown');8  await browser.close();9})();10const { chromium } = require('playwright');11(async () => {12  const browser = await chromium.launch();13  const context = await browser.newContext();14  const page = await context.newPage();15  const elementHandle = await page.$('input');16  await elementHandle.press('ArrowDown');17  await browser.close();18})();19const { chromium } = require('playwright');20(async () => {21  const browser = await chromium.launch();22  const context = await browser.newContext();23  const page = await context.newPage();24  const elementHandle = await page.$('input');25  await elementHandle.press('ArrowDown');26  await browser.close();27})();28const { chromium } = require('playwright');29(async () => {30  const browser = await chromium.launch();31  const context = await browser.newContext();32  const page = await context.newPage();33  const elementHandle = await page.$('input');34  await elementHandle.press('ArrowDown');35  await browser.close();36})();37const { chromium } = require('playwright');38(async () => {39  const browser = await chromium.launch();40  const context = await browser.newContext();41  const page = await context.newPage();42  const elementHandle = await page.$('input');43  await elementHandle.press('ArrowDown');44  await browser.close();45})();46const { chromium } = require('playwright');47(async () => {48  const browser = await chromium.launch();49  const context = await browser.newContext();50  const page = await context.newPage();51  const elementHandle = await page.$('input');52  await elementHandle.press('ArrowDown');53  await browser.close();54})();55const { chromium } = require('playwright');56(async () => {57  const browser = await chromium.launch();

Using AI Code Generation

1const { chromium, firefox, webkit } = 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('#gb > div.gb_Kc.gb_8c.gb_R > div > div.gb_9c.gb_Ac > a');7  await page.screenshot({ path: `example.png` });8  await browser.close();9})();10const { chromium, firefox, webkit } = require('playwright');11(async () => {12  const browser = await chromium.launch();13  const context = await browser.newContext();14  const page = await context.newPage();15  await page.click('#gb > div.gb_Kc.gb_8c.gb_R > div > div.gb_9c.gb_Ac > a');16  await page.screenshot({ path: `example.png` });17  await browser.close();18})();19const { chromium, firefox, webkit } = require('playwright');20(async () => {21  const browser = await chromium.launch();22  const context = await browser.newContext();23  const page = await context.newPage();24  await page.click('#gb > div.gb_Kc.gb_8c.gb_R > div > div.gb_9c.gb_Ac > a');25  await page.screenshot({ path: `example.png` });26  await browser.close();27})();28const { chromium, firefox, webkit } = require('playwright');29(async () => {30  const browser = await chromium.launch();31  const context = await browser.newContext();32  const page = await context.newPage();33  await page.click('#gb > div.gb_Kc.gb_8c.gb_R > div > div.gb_9c.gb_Ac > a');34  await page.screenshot({ path: `example.png` });35  await browser.close();36})();

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch({ headless: false, slowMo: 500 });4  const context = await browser.newContext();5  const page = await context.newPage();6  await page.fill('input[name="q"]', 'Playwright');7  await page.click('input[name="btnK"]');8  await page.waitForSelector('text=Playwright - Google Search');9  await browser.close();10})();11const { chromium } = require('playwright');12(async () => {13  const browser = await chromium.launch({ headless: false, slowMo: 500 });14  const context = await browser.newContext();15  const page = await context.newPage();16  await page.fill('input[name="q"]', 'Playwright');17  await page.click('input[name="btnK"]');18  await page.waitForSelector('text=Playwright - Google Search');19  await browser.close();20})();21const { chromium } = require('playwright');22(async () => {23  const browser = await chromium.launch({ headless: false, slowMo: 500 });24  const context = await browser.newContext();25  const page = await context.newPage();26  await page.fill('input[name="q"]', 'Playwright');27  await page.click('input[name="btnK"]');28  await page.waitForSelector('text=Playwright - Google Search');29  await browser.close();30})();31const { chromium } = require('playwright');32(async () => {33  const browser = await chromium.launch({ headheadless: false, slowMo: 500 });34  const context = await browser.newContext();35  const page = await context.newPage();36  await page.fill('input[name="q"]', 'Playwright');37  await page.click('input[name="btnK"]');38  await page.waitForSelector('text=Playwright - Google Search');39  await browser.close();40})();

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.click('text=I agree');6  await page.fill('[name="q"]', 'Playwright');7  await page.click('input[type="submit"]');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 page = await browser.newPage();15  await page.click('text="I agree"');16  await page.fill('[name="q"]', 'Playwright');17  await page.click('input[type="submit"]');18  await page.screenshot({ path: `example.png` });19  await browser.close();20})();

Using AI Code Generation

1const { test, expect } = require('@playwright/test');2test('test', async ({ page }) => {3  await page.click('text=Get started');4  await page.click('text=Docs');5  await page.click('text=API');6  await page.click('text=class: Page');7  await page.click('text=click');8  const element = await page.$('text=click');9  await element.scrollIntoViewIfNeeded();10  await page.click('text=click');11  const element2 = await page.$('text=click');12  await element2.scrollIntoViewIfNeeded();13  await page.click('text=click');14  const element3 = await page.$('text=click');15  await element3.scrollIntoViewIfNeeded();16  await page.click('text=click');17  const element4 = await page.$('text=click');18  await element4.scrollIntoViewIfNeeded();19  await page.click('text=click');20  const element5 = await page.$('text=click');21  await element5.scrollIntoViewIfNeeded();22  await page.click('text=click');23  const element6 = await page.$('text=click');24  await element6.scrollIntoViewIfNeeded();25  await page.click('text=click');26  const element7 = await page.$('text=click');27  await element7.scrollIntoViewIfNeeded();28  await page.click('text=click');29  const element8 = await page.$('text=click');30  await element8.scrollIntoViewIfNeeded();31  await page.click('text=click');32  const element9 = await page.$('text=click');33  await element9.scrollIntoViewIfNeeded();34  await page.click('text=click');35  const element10 = await page.$('text=click');36  await element10.scrollIntoViewIfNeeded();37  await page.click('text=click');38  const element11 = await page.$('text=click');39  await element11.scrollIntoViewIfNeeded();40  await page.click('text=click');41  const element12 = await page.$('text=click');42  await element12.scrollIntoViewIfNeeded();43  await page.click('text=click');44  const element13 = await page.$('text=click');45  await element13.scrollIntoViewIfNeeded();46  await page.click('text=click');47  const element14 = await page.$('text=click');

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.