How to use applyTemplates method in Playwright Internal
Best JavaScript code snippet using playwright-internal
init.js
Source:init.js 
...17 * Apply templates files18 * @type {String} type of template, templater or preprocessor19 * @return {Object} Promise20 */21 function applyTemplates(type) {22 return new Promise((resolveTemplatesApplying, rejectTemplatesApplying) => {23 if (24 (type === 'templater' && tars.flags['exclude-html']) ||25 (type === 'preprocessor' && tars.flags['exclude-css'])26 ) {27 return resolveTemplatesApplying();28 }29 if (type === 'templater') {30 const templaterPartsPath = `${TEMPLATES_PATH}/${tars.templater.name}`;31 Promise.all([32 new Promise((resolve, reject) => {33 ncp(`${templaterPartsPath}/${PAGES_PATH}`, `./${PAGES_PATH}`, (error) => {34 if (error) {35 return reject(error);36 }37 return resolve();38 });39 }),40 new Promise((resolve, reject) => {41 ncp(42 `${templaterPartsPath}/markup/components`,43 `./${COMPONENTS_PATH}`,44 (error) => {45 if (error) {46 return reject(error);47 }48 return resolve();49 },50 );51 }),52 ])53 .then(() => resolveTemplatesApplying())54 .catch((error) => rejectTemplatesApplying(error));55 } else {56 const preprocPartsPath = `${TEMPLATES_PATH}/${tars.cssPreproc.name}/markup`;57 Promise.all([58 new Promise((resolve, reject) => {59 ncp(60 `${preprocPartsPath}/static`,61 `./markup/${tars.config.fs.staticFolderName}`,62 (error) => {63 if (error) {64 return reject(error);65 }66 return resolve();67 },68 );69 }),70 new Promise((resolve, reject) => {71 ncp(`${preprocPartsPath}/components`, `./${COMPONENTS_PATH}`, (error) => {72 if (error) {73 return reject(error);74 }75 return resolve();76 });77 }),78 ])79 .then(() => resolveTemplatesApplying())80 .catch((error) => rejectTemplatesApplying(error));81 }82 });83 }84 /**85 * Generate start screen86 * @return {Object} Promise87 */88 function generateStartScreen() {89 return new Promise((resolve) => {90 if (tars.cli) {91 tars.say("It's almost ready!");92 } else {93 console.log('\n');94 tars.say('Hi!');95 tars.say("Let's create awesome markup!");96 }97 tars.say(98 'You can find more info about TARS at ' +99 gutil.colors.cyan('"https://github.com/tars/tars/blob/master/README.md"'),100 );101 if (tars.cli) {102 tars.say(103 'Run the command ' +104 gutil.colors.cyan('"tars --help"') +105 ' to see all avalible options and commands.',106 );107 tars.say('Start your work with ' + gutil.colors.cyan('"tars dev"') + '.');108 } else {109 console.log('\n');110 tars.say(gutil.colors.red.bold("You've started TARS via gulp."));111 tars.say(gutil.colors.red.bold('This mode is depricated for developing.'));112 tars.say(gutil.colors.red.bold('Please, do not use "dev" tasks in with mode.\n'));113 tars.say('Install tars-cli for developing.');114 tars.say(115 'Run the command ' +116 gutil.colors.cyan('"npm i -g tars-cli"') +117 ', to install tars-cli.',118 );119 tars.say('More info: https://github.com/tars/tars-cli.');120 console.log('\n\n');121 }122 resolve();123 });124 }125 /**126 * Remove temp folders127 * @return {Object} Promise128 */129 function removeTemplatesFolders() {130 return new Promise((resolve) => {131 del(['./templates']).then(() => {132 resolve();133 });134 });135 }136 /**137 * Generate last screen after success applying templates138 */139 function finishInit() {140 console.log(141 gutil.colors.black.bold('\n--------------------------------------------------------'),142 );143 tars.say(gutil.colors.green.bold('TARS has been inited successfully!\n'));144 tars.say('You choose:');145 tars.say(gutil.colors.cyan.bold(tars.cssPreproc.name) + ' as css-preprocessor');146 tars.say(gutil.colors.cyan.bold(tars.templater.name) + ' as templater\n');147 if (tars.flags['exclude-html']) {148 tars.say('Your templater-files were not changed');149 }150 if (tars.flags['exclude-css']) {151 tars.say('Your ' + tars.templater.name + '-files were not changed');152 }153 console.log(154 gutil.colors.black.bold('--------------------------------------------------------\n'),155 );156 done();157 }158 // Start init159 Promise.all([generateStartScreen(), applyTemplates('templater'), applyTemplates('preprocessor')])160 .then(removeTemplatesFolders)161 .then(finishInit)162 .catch((error) => {163 tars.say(gutil.colors.red(error));164 tars.say(165 'Please, repost with message and the stack trace to developer tars.builder@gmail.com',166 );167 console.error(error.stack);168 done();169 });170 }),171 );...
test.js
Source:test.js
...23 * http://ns.inria.fr/sparql-template/#structure224 */25 it('2.2 Template', () => {26 setup('structure2');27 return sttl.applyTemplates().then(str => {28 // regex: N-Triples syntax (URIs only)29 assert.ok(str.match(/(<.*>\s*<.*>\s*<.*>\s*.\n)+/));30 });31 });32 33 /**34 * http://ns.inria.fr/sparql-template/#template235 */36 it('4.2 Template processing', () => {37 setup('template2');38 return sttl.applyTemplates().then(str => {39 assert.strictEqual(str, 'allValuesFrom(foaf:knows foaf:Person)');40 });41 });42});43describe('st:call-template', () => {44 let display = 'http://example.org/ns/display';45 let alice = {46 type: 'uri',47 value: 'http://example.org/ns/Alice'48 };49 50 /**51 * http://ns.inria.fr/sparql-template/#structure352 */53 it('2.3 Named Template', () => {54 setup('structure3');55 return sttl.callTemplate(display, alice).then(str => {56 assert.strictEqual(str, 'ex:Bob');57 });58 });59 60 /**61 * http://ns.inria.fr/sparql-template/#template362 */63 it('4.3 Named Template Processing', () => {64 setup('structure3', 'template3');65 return sttl.applyTemplates(alice).then(str => {66 assert.strictEqual(str, 'ex:Bob');67 });68 });69 /**70 * Tests loading more than one template in the same file71 * (not in the specification)72 */73 it('4.3 Named Template Processing (bis)', () => {74 setup('structure3-template3');75 return sttl.applyTemplates(alice).then(str => {76 assert.strictEqual(str, 'ex:Bob');77 });78 });79})80describe('Processing', () => {81 /**82 * http://ns.inria.fr/sparql-template/#template483 */84 it('4.4 Result Processing', () => {85 setup('template4');86 return sttl.applyTemplates().then(str => {87 let names = str.split(', ');88 assert.strictEqual(names.length, 5);89 assert.ok(names.indexOf('"Alice"') > -1);90 assert.ok(names.indexOf('"Bob"') > -1);91 assert.ok(names.indexOf('"Eve"') > -1);92 assert.ok(names.indexOf('"Mallory"') > -1);93 assert.ok(names.indexOf('"Michel"@fr') > -1);94 });95 });96});97describe('Statements', () => {98 /**99 * http://ns.inria.fr/sparql-template/#statement1100 */101 it('6.1 Conditional Processing', () => {102 setup('statement1', 'statement1-adult', 'statement1-child');103 return sttl.applyTemplates().then(str => {104 assert.ok(str.includes('ex:Alice is an adult.'));105 assert.ok(str.includes('ex:Eve is a child.'));106 });107 });108 109 /**110 * http://ns.inria.fr/sparql-template/#statement2111 */112 it('6.2 Recursion', () => {113 let fac = 'http://example.org/ns/fac';114 let six = {115 type: 'literal',116 value: '6',117 datatype: 'http://www.w3.org/2001/XMLSchema#integer'118 };119 120 setup('statement2');121 return sttl.callTemplate(fac, six).then(str => {122 assert.strictEqual(str, '6.5.4.3.2.1.0');123 });124 });125 126 /**127 * http://ns.inria.fr/sparql-template/#statement6128 */129 it('6.6 Format', () => {130 setup('statement6');131 return sttl.applyTemplates().then(str => {132 assert.strictEqual(str, '<h1>Alice</h1><p>Personal website</p><h1>Alice</h1><p>Personal website</p>');133 });134 });135});136describe('Miscellaneous', () => {137 it('should evaluate built-in operation str() in template', () => {138 setup('operation');139 return sttl.applyTemplates().then(str => {140 // regex: single absolute URI141 assert.ok(str.match(/^(([^:\/?#]+):)(\/\/([^\/?#]*))([^?#]*)(\?([^#]*))?(#(.*))?/));142 });143 });144 it('should correctly process newline character in template literal', () => {145 setup('newline');146 return sttl.applyTemplates().then(str => {147 assert.strictEqual(str, '\n');148 });149 });150 it('should correctly process the modifiers ORDER BY, OFFSET and LIMIT', () => {151 setup('modifier');152 return sttl.applyTemplates().then(str => {153 assert.strictEqual(str, '"Bob", "Eve"');154 });155 });156 it('should correctly process lang-tagged and typed literals', () => {157 setup('lang-tag');158 return sttl.applyTemplates().then(str => {159 assert.strictEqual(str, 'Pardon my French, Michel.');160 });161 });...
Shortcuts.js
Source:Shortcuts.js
...82 83 mapfish.widgets.Shortcuts.superclass.onRender.apply(this, arguments);84 85 this.initTemplates();86 this.applyTemplates();87 },88 // private89 initTemplates: function() {90 var ts = this.templates || {};91 92 if (!ts.header) {93 ts.header = new Ext.Template('some text before');94 }95 96 if (!ts.footer) {97 ts.footer = new Ext.Template('some text after');98 }99 this.templates = ts;100 },...
applyTemplates.test.js
Source:applyTemplates.test.js
...23}24const tooManyNestedTemplatesErrorMessage = 'Too many nested templates!!'25describe('applyTemplates function', () => {26 it('Returns the same page if page has no templates in it and no templates are provided to the function.', () => {27 expect(applyTemplates(pageWithoutTemplatesMock)).to.equal(pageWithoutTemplatesMock)28 })29 it('Returns the same page if page has templates in it and no templates are provided to the function.', () => {30 expect(applyTemplates(pageWithOneTemplateMock)).to.equal(pageWithOneTemplateMock)31 })32 it('Returns the same page if page has no templates in it and templates are provided to the function.', () => {33 expect(applyTemplates(pageWithoutTemplatesMock, templatesMock)).to.equal(pageWithoutTemplatesMock)34 })35 it('Returns a new page with the template applied to it.', () => {36 expect(applyTemplates(pageWithOneTemplateMock, templatesMock)).to.equal(pageWithTemplateAppliedMock)37 })38 it('Returns a new page with the template applied to it even if the template is specified with spaces between the brackets.', () => {39 expect(applyTemplates(pageWithOneTemplateWithSpacesMock, templatesMock)).to.equal(pageWithTemplateAppliedMock)40 })41 it('Returns a new page with the nested template applied to it.', () => {42 expect(applyTemplates(pageWithOneTemplateMock, nestedTemplateMock)).to.equal(pageWithNestedTemplateAppliedMock)43 })44 it('Throws an error when trying to apply infinite nested templates to a page.', () => {45 expect(() => applyTemplates(pageWithOneTemplateMock, infiniteNestedTemplateMock))46 .to.throw(tooManyNestedTemplatesError)47 .and.be.an.instanceOf(Error)48 .with.property('message', tooManyNestedTemplatesErrorMessage)49 })50 it('Checks the function is called max 100 times when trying to apply infinite nested templates to a page.', () => {51 const spy = sinon.spy(applyOBJ, 'applyTemplates')52 expect(() => spy(pageWithOneTemplateMock, infiniteNestedTemplateMock)).to.throw()53 expect(spy.callCount).to.equal(100)54 })...
template-utils.js
Source:template-utils.js
2var expect = require('chai').expect;3var handlebars = require('handlebars');4var templateUtils = require('../src/js/template-utils');5describe('templateUtils', function() {6 describe('applyTemplates(data)', function() {7 it('should throw an error if no data is passed in', function() {8 expect(function() {9 templateUtils.applyTemplates();10 }).to.throw(Error);11 });12 it('should return a compiled template', function() {13 var summary = {14 alerts: { errors: 0, warnings: 0, total: 0 },15 files: { errors: 0, warnings: 0, clean: 0, total: 0 },16 errorTypes: {}17 };18 /*eslint-disable no-unused-expressions */19 expect(templateUtils.applyTemplates({20 summary: summary,21 warningOccurrences: [],22 errorOccurrences: [],23 files: [],24 fullReport: false,25 pageTitle: 'Page Title'26 }))27 .to.be.ok;28 expect(templateUtils.applyTemplates({ }))29 .to.be.ok;30 /*eslint-enable */31 });32 });33 describe('Helpers', function() {34 describe('formatSeverity(context)', function() {35 it('should format the severity', function() {36 expect(templateUtils.formatSeverity({ severity: 2 }))37 .to.equal('Error');38 expect(templateUtils.formatSeverity({ severity: 'error' }))39 .to.equal('Error');40 expect(templateUtils.formatSeverity({ severity: 1 }))41 .to.equal('Warning');42 expect(templateUtils.formatSeverity({ severity: 'warning' }))...
main.js
Source:main.js
...10const init = async function (options) {11 const { variables } = await getOptions(options)12 try {13 await copyFiles()14 await applyTemplates(variables)15 await cleanRepo()16 await npmInstall()17 await execa.command('git add -A')18 await execa.command('git commit -m Init')19 // Revert changes on errors20 } catch (error) {21 console.error(red('Error: Initialization failed.'))22 await execa.command('git reset --hard')23 await npmInstall()24 throw error25 }26 // await createSite(variables)27}28const npmInstall = async function () {...
applyTemplates.js
Source:applyTemplates.js
...12 matches.forEach((match) => {13 const trimmedMatch = match.trim()14 page = page.replace(`[[${match}]]`, templates[trimmedMatch])15 })16 return this.applyTemplates(page, templates, counter + 1)17}18exports.applyTemplates = applyTemplates...
apply-templates.js
Source:apply-templates.js
...28/**29 * @param {*} [init]30 * @returns {ApplyTemplates}31 */32export function applyTemplates(...init) {33 return new ApplyTemplates(...init)...
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.setContent(`7 `);8 const divs = await page.$$('div');9 const divTexts = await Promise.all(divs.map(div => div.evaluate(node => node.textContent)));10 console.log(divTexts);11 await browser.close();12})();13const { chromium } = require('playwright');14(async () => {15 const browser = await chromium.launch();16 const context = await browser.newContext();17 const page = await context.newPage();18 await page.setContent(`19 `);20 const divs = await page.$$('div');21 const divTexts = await page.evaluate(divs => divs.map(div => div.textContent), divs);22 console.log(divTexts);23 await browser.close();24})();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.setContent(`31 `);32 const divs = await page.$$('div');33 const divTexts = await page.evaluate(() => {34 const divs = Array.from(document.querySelectorAll('div'));35 return divs.map(div => div.textContent);36 });37 console.log(divTexts);38 await browser.close();39})();40const { chromium } = require
Using AI Code Generation
1const { chromium, webkit, firefox } = 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.waitForSelector('text=Get started');7 await page.click('text=Get started');8 await page.waitForSelector('text=API docs');9 await page.click('text=API docs');10 await page.waitForSelector('text=Playwright');11 await page.click('text=Playwright');12 await page.waitForSelector('text=Page');13 await page.click('text=Page');14 await page.waitForSelector('text=Page.route');15 await page.click('text=Page.route');16 await page.waitForSelector('text=Page.route');17 await page.click('text=Page.route');18 await page.waitForSelector('text=API docs');19 await page.click('text=API docs');20 await page.waitForSelector('text=Page');21 await page.click('text=Page');22 await page.waitForSelector('text=Page.route');23 await page.click('text=Page.route');24 await page.waitForSelector('text=Page.route');25 await page.click('text=Page.route');26 await page.waitForSelector('text=API docs');27 await page.click('text=API docs');28 await page.waitForSelector('text=Page');29 await page.click('text=Page');30 await page.waitForSelector('text=Page.route');31 await page.click('text=Page.route');32 await page.waitForSelector('text=Page.route');33 await page.click('text=Page.route');34 await page.waitForSelector('text=API docs');35 await page.click('text=API docs');36 await page.waitForSelector('text=Page');37 await page.click('text=Page');38 await page.waitForSelector('text=Page.route');39 await page.click('text=Page.route');40 await page.waitForSelector('text=Page.route');41 await page.click('text=Page.route');42 await page.waitForSelector('text=API docs');43 await page.click('text=API docs');44 await page.waitForSelector('text=Page');45 await page.click('text=Page');46 await page.waitForSelector('text=Page.route');47 await page.click('text=Page.route');
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.setContent(7 );8 const { content } = await page._delegate.applyTemplates({9 {10 {11 {12 {13 },14 },15 },16 },17 });18 console.log(content);19 await browser.close();20})();
Using AI Code Generation
1const { chromium } = require('playwright');2const fs = require('fs');3(async () => {4 const browser = await chromium.launch({ headless: false });5 const context = await browser.newContext();6 const page = await context.newPage();7 await page.fill('input[name="q"]', 'playwright');8 await page.click('text="Google Search"');9 await page.waitForLoadState('load');10 const content = await page.content();11 const html = await page.evaluate(() => document.documentElement.outerHTML);12 const text = await page.evaluate(() => document.documentElement.textContent);13 fs.writeFileSync('content.html', content);14 fs.writeFileSync('html.html', html);15 fs.writeFileSync('text.html', text);16 await browser.close();17})();
Using AI Code Generation
1const { Playwright } = require('playwright');2const playwright = new Playwright();3const browser = await playwright.chromium.launch();4const context = await browser.newContext();5const page = await context.newPage();6await page.setContent('<button>Click me</button>');7const button = await page.$('button');8await button.evaluate(button => button.click());9await browser.close();10const { Playwright } = require('playwright');11const playwright = new Playwright();12const browser = await playwright.chromium.launch();13const context = await browser.newContext();14const page = await context.newPage();15await page.setContent('<button>Click me</button>');16const button = await page.$('button');17await button.evaluateHandle(button => button.click());18await browser.close();19const { Playwright } = require('playwright');20const playwright = new Playwright();21const browser = await playwright.chromium.launch();22const context = await browser.newContext();23await context.evaluateOnNewDocument(() => {24 window.isNewDocument = true;25});26const page = await context.newPage();27console.log(await page.evaluate(() => window.isNewDocument));28await browser.close();29const { Playwright } = require('playwright');30const playwright = new Playwright();31const browser = await playwright.chromium.launch();32const context = await browser.newContext();33await context.evaluateOnNewDocument(() => {34 window.isNewDocument = true;35});36const page = await context.newPage();37console.log(await page.evaluate(() => window.isNewDocument));38await browser.close();39const { Playwright } = require('playwright');40const playwright = new Playwright();41const browser = await playwright.chromium.launch();42const context = await browser.newContext();43await context.exposeBinding('compute', (source, a, b) => a * b);44const page = await context.newPage();45const result = await page.evaluate(async () => {46 return await window.compute(9
Using AI Code Generation
1const { chromium } = require('playwright');2const path = require('path');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 const template = path.join(__dirname, 'template.html');7 const html = await page.evaluate((content, template) => {8 return window.applyTemplates(content, template);9 }, content, template);10 console.log(html);11 await browser.close();12})();13 <div id="example">{{ content }}</div>
Using AI Code Generation
1const { applyTemplates } = require('@playwright/test');2const { test, expect } = require('@playwright/test');3const { chromium } = require('playwright');4const { describe } = require('mocha');5test.describe('Test', () => {6 test.beforeAll(async ({}) => {7 const context = await chromium.launchPersistentContext('user-data-dir', {8 extraHTTPHeaders: {9 },10 });11 const page = await context.newPage();12 });13 test('is a header visible', async ({ page }) => {14 const header = page.locator('text=Playwright');15 expect(await header.isVisible()).toBe(true);16 });17});
Using AI Code Generation
1const { applyTemplates } = require("playwright-core/lib/utils/templatizer");2const path = require("path");3(async () => {4 const templatePath = path.join(__dirname, "template.txt");5 const result = await applyTemplates(templatePath, { name: "John" });6 console.log(result);7})();8Hello {name}
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.
Run Playwright Internal automation tests on LambdaTest cloud grid
Perform automation testing on 3000+ real desktop and mobile devices online.
Try LambdaTest Now !!
Get 100 minutes of automation test minutes FREE!!
Was this article helpful?
