How to use stopJSCoverage method in Puppeteer

Best JavaScript code snippet using puppeteer

coverage.spec.js

Source:coverage.spec.js Github

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...20 describe('JSCoverage', function() {21 it('should work', async function({page, server}) {22 await page.coverage.startJSCoverage();23 await page.goto(server.PREFIX + '/jscoverage/simple.html', {waitUntil: 'networkidle0'});24 const coverage = await page.coverage.stopJSCoverage();25 expect(coverage.length).toBe(1);26 expect(coverage[0].url).toContain('/jscoverage/simple.html');27 expect(coverage[0].ranges).toEqual([28 { start: 0, end: 17 },29 { start: 35, end: 61 },30 ]);31 });32 it('should report sourceURLs', async function({page, server}) {33 await page.coverage.startJSCoverage();34 await page.goto(server.PREFIX + '/jscoverage/sourceurl.html');35 const coverage = await page.coverage.stopJSCoverage();36 expect(coverage.length).toBe(1);37 expect(coverage[0].url).toBe('nicename.js');38 });39 it('should ignore eval() scripts by default', async function({page, server}) {40 await page.coverage.startJSCoverage();41 await page.goto(server.PREFIX + '/jscoverage/eval.html');42 const coverage = await page.coverage.stopJSCoverage();43 expect(coverage.length).toBe(1);44 });45 it('shouldn\'t ignore eval() scripts if reportAnonymousScripts is true', async function({page, server}) {46 await page.coverage.startJSCoverage({reportAnonymousScripts: true});47 await page.goto(server.PREFIX + '/jscoverage/eval.html');48 const coverage = await page.coverage.stopJSCoverage();49 expect(coverage.find(entry => entry.url.startsWith('debugger://'))).not.toBe(null);50 expect(coverage.length).toBe(2);51 });52 it('should ignore pptr internal scripts if reportAnonymousScripts is true', async function({page, server}) {53 await page.coverage.startJSCoverage({reportAnonymousScripts: true});54 await page.goto(server.EMPTY_PAGE);55 await page.evaluate('console.log("foo")');56 await page.evaluate(() => console.log('bar'));57 const coverage = await page.coverage.stopJSCoverage();58 expect(coverage.length).toBe(0);59 });60 it('should report multiple scripts', async function({page, server}) {61 await page.coverage.startJSCoverage();62 await page.goto(server.PREFIX + '/jscoverage/multiple.html');63 const coverage = await page.coverage.stopJSCoverage();64 expect(coverage.length).toBe(2);65 coverage.sort((a, b) => a.url.localeCompare(b.url));66 expect(coverage[0].url).toContain('/jscoverage/script1.js');67 expect(coverage[1].url).toContain('/jscoverage/script2.js');68 });69 it('should report right ranges', async function({page, server}) {70 await page.coverage.startJSCoverage();71 await page.goto(server.PREFIX + '/jscoverage/ranges.html');72 const coverage = await page.coverage.stopJSCoverage();73 expect(coverage.length).toBe(1);74 const entry = coverage[0];75 expect(entry.ranges.length).toBe(1);76 const range = entry.ranges[0];77 expect(entry.text.substring(range.start, range.end)).toBe(`console.log('used!');`);78 });79 it('should report scripts that have no coverage', async function({page, server}) {80 await page.coverage.startJSCoverage();81 await page.goto(server.PREFIX + '/jscoverage/unused.html');82 const coverage = await page.coverage.stopJSCoverage();83 expect(coverage.length).toBe(1);84 const entry = coverage[0];85 expect(entry.url).toContain('unused.html');86 expect(entry.ranges.length).toBe(0);87 });88 it('should work with conditionals', async function({page, server}) {89 await page.coverage.startJSCoverage();90 await page.goto(server.PREFIX + '/jscoverage/involved.html');91 const coverage = await page.coverage.stopJSCoverage();92 expect(JSON.stringify(coverage, null, 2).replace(/:\d{4}\//g, ':<PORT>/')).toBeGolden('jscoverage-involved.txt');93 });94 describe('resetOnNavigation', function() {95 it('should report scripts across navigations when disabled', async function({page, server}) {96 await page.coverage.startJSCoverage({resetOnNavigation: false});97 await page.goto(server.PREFIX + '/jscoverage/multiple.html');98 await page.goto(server.EMPTY_PAGE);99 const coverage = await page.coverage.stopJSCoverage();100 expect(coverage.length).toBe(2);101 });102 it('should NOT report scripts across navigations when enabled', async function({page, server}) {103 await page.coverage.startJSCoverage(); // Enabled by default.104 await page.goto(server.PREFIX + '/jscoverage/multiple.html');105 await page.goto(server.EMPTY_PAGE);106 const coverage = await page.coverage.stopJSCoverage();107 expect(coverage.length).toBe(0);108 });109 });110 // @see https://crbug.com/990945111 xit('should not hang when there is a debugger statement', async function({page, server}) {112 await page.coverage.startJSCoverage();113 await page.goto(server.EMPTY_PAGE);114 await page.evaluate(() => {115 debugger; // eslint-disable-line no-debugger116 });117 await page.coverage.stopJSCoverage();118 });119 });120 describe('CSSCoverage', function() {121 it('should work', async function({page, server}) {122 await page.coverage.startCSSCoverage();123 await page.goto(server.PREFIX + '/csscoverage/simple.html');124 const coverage = await page.coverage.stopCSSCoverage();125 expect(coverage.length).toBe(1);126 expect(coverage[0].url).toContain('/csscoverage/simple.html');127 expect(coverage[0].ranges).toEqual([128 {start: 1, end: 22}129 ]);130 const range = coverage[0].ranges[0];131 expect(coverage[0].text.substring(range.start, range.end)).toBe('div { color: green; }');...

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coverage.js

Source:coverage.js Github

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...24 await page.coverage.startJSCoverage()25 await page.goto(server.PREFIX + '/jscoverage/simple.html', {26 waitUntil: 'networkidle0'27 })28 const coverage = await page.coverage.stopJSCoverage()29 t.is(coverage.length, 1)30 t.true(coverage[0].url.includes('/jscoverage/simple.html'))31 t.deepEqual(coverage[0].ranges, [32 { start: 0, end: 17 },33 { start: 35, end: 61 }34 ])35})36test.serial('JSCoverage should report sourceURLs', async t => {37 const { page, server } = t.context38 await page.coverage.startJSCoverage()39 await page.goto(server.PREFIX + '/jscoverage/sourceurl.html')40 const coverage = await page.coverage.stopJSCoverage()41 t.is(coverage.length, 1)42 t.is(coverage[0].url, 'nicename.js')43})44test.serial('JSCoverage should ignore eval() scripts by default', async t => {45 const { page, server } = t.context46 await page.coverage.startJSCoverage()47 await page.goto(server.PREFIX + '/jscoverage/eval.html')48 const coverage = await page.coverage.stopJSCoverage()49 t.is(coverage.length, 1)50})51test.serial(52 "JSCoverage shouldn't ignore eval() scripts if reportAnonymousScripts is true",53 async t => {54 const { page, server } = t.context55 await page.coverage.startJSCoverage({ reportAnonymousScripts: true })56 await page.goto(server.PREFIX + '/jscoverage/eval.html')57 const coverage = await page.coverage.stopJSCoverage()58 t.truthy(coverage.find(entry => entry.url.startsWith('debugger://')))59 t.is(coverage.length, 2)60 }61)62test.serial.skip(63 'JSCoverage should ignore pptr internal scripts if reportAnonymousScripts is true',64 async t => {65 const { page, server } = t.context66 await page.coverage.startJSCoverage({ reportAnonymousScripts: true })67 await page.goto(server.EMPTY_PAGE)68 await page.evaluate('console.log("foo")')69 await page.evaluate(() => console.log('bar'))70 const coverage = await page.coverage.stopJSCoverage()71 t.is(coverage.length, 0)72 }73)74test.serial('JSCoverage should report multiple scripts', async t => {75 const { page, server } = t.context76 await page.coverage.startJSCoverage()77 await page.goto(server.PREFIX + '/jscoverage/multiple.html')78 const coverage = await page.coverage.stopJSCoverage()79 t.is(coverage.length, 2)80 coverage.sort((a, b) => a.url.localeCompare(b.url))81 t.true(coverage[0].url.includes('/jscoverage/script1.js'))82 t.true(coverage[1].url.includes('/jscoverage/script2.js'))83})84test.serial('JSCoverage should report right ranges', async t => {85 const { page, server } = t.context86 await page.coverage.startJSCoverage()87 await page.goto(server.PREFIX + '/jscoverage/ranges.html')88 const coverage = await page.coverage.stopJSCoverage()89 t.is(coverage.length, 1)90 const entry = coverage[0]91 t.is(entry.ranges.length, 1)92 const range = entry.ranges[0]93 t.is(entry.text.substring(range.start, range.end), `console.log('used!');`)94})95test.serial(96 'JSCoverage should report scripts that have no coverage',97 async t => {98 const { page, server } = t.context99 await page.coverage.startJSCoverage()100 await page.goto(server.PREFIX + '/jscoverage/unused.html')101 const coverage = await page.coverage.stopJSCoverage()102 t.is(coverage.length, 1)103 const entry = coverage[0]104 t.true(entry.url.includes('unused.html'))105 t.is(entry.ranges.length, 0)106 }107)108test.serial('JSCoverage should work with conditionals', async t => {109 const { page, server } = t.context110 await page.coverage.startJSCoverage()111 await page.goto(server.PREFIX + '/jscoverage/involved.html')112 const coverage = await page.coverage.stopJSCoverage()113 t.context.toBeGolden(114 t,115 JSON.stringify(coverage, null, 2).replace(/:\d{4}\//g, ':<PORT>/'),116 'jscoverage-involved.txt'117 )118})119test.serial(120 'JSCoverage - resetOnNavigation: should report scripts across navigations when disabled',121 async t => {122 const { page, server } = t.context123 await page.coverage.startJSCoverage({ resetOnNavigation: false })124 await page.goto(server.PREFIX + '/jscoverage/multiple.html')125 await page.goto(server.EMPTY_PAGE)126 const coverage = await page.coverage.stopJSCoverage()127 t.is(coverage.length, 2)128 }129)130test.serial(131 'JSCoverage - resetOnNavigation: should NOT report scripts across navigations when enabled',132 async t => {133 const { page, server } = t.context134 await page.coverage.startJSCoverage() // Enabled by default.135 await page.goto(server.PREFIX + '/jscoverage/multiple.html')136 await page.goto(server.EMPTY_PAGE)137 const coverage = await page.coverage.stopJSCoverage()138 t.is(coverage.length, 0)139 }140)141test.serial(142 'JSCoverage should not hang when there is a debugger statement',143 async t => {144 const { page, server } = t.context145 await page.coverage.startJSCoverage()146 await page.goto(server.EMPTY_PAGE)147 await page.evaluate(`() => {148 debugger // eslint-disable-line no-debugger149 }`)150 await page.coverage.stopJSCoverage()151 t.pass()152 }153)154test.serial('CSSCoverage should work', async t => {155 const { page, server } = t.context156 await page.coverage.startCSSCoverage()157 await page.goto(server.PREFIX + '/csscoverage/simple.html')158 const coverage = await page.coverage.stopCSSCoverage()159 t.is(coverage.length, 1)160 t.true(coverage[0].url.includes('/csscoverage/simple.html'))161 t.deepEqual(coverage[0].ranges, [{ start: 1, end: 22 }])162 const range = coverage[0].ranges[0]163 t.is(164 coverage[0].text.substring(range.start, range.end),...

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setup.test.js

Source:setup.test.js Github

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...15 'file:///Users/anirudhsharma/Documents/Semester8_College/STAD/Final%20Project/MonopolyTestFinalProj/monopoly-master1/index.html'16 )17 await page.click('#setup > div:nth-child(10) > input[type=button]')18 const [jsCoverage, cssCoverage] = await Promise.all([19 page.coverage.stopJSCoverage(),20 page.coverage.stopCSSCoverage(),21 ]);22 pti.write([...jsCoverage, ...cssCoverage], { includeHostname: true , storagePath: './.nyc_output' })23 await browser.close()24})25test("test start game click - 4 players", async () => {26 const browser = await puppeteer.launch({27 })28 const page = await browser.newPage()29 // Enable both JavaScript and CSS coverage30 await Promise.all([31 page.coverage.startJSCoverage([false, false]),32 page.coverage.startCSSCoverage()33 ]);34 await page.goto(35 'file:///Users/anirudhsharma/Documents/Semester8_College/STAD/Final%20Project/MonopolyTestFinalProj/monopoly-master1/index.html'36 )37 const [jsCoverage, cssCoverage] = await Promise.all([38 page.coverage.stopJSCoverage(),39 page.coverage.stopCSSCoverage(),40 ]);41 pti.write([...jsCoverage, ...cssCoverage], { includeHostname: true , storagePath: './.nyc_output' })42 await browser.close()...

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e2e.spec.js

Source:e2e.spec.js Github

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...32 const element = await page.$('title')33 const text = await page.evaluate(element => element.textContent, element)34 consola.info(`|${text}|`)35 t.true(text === 'roomer.live - roomer.live')36 const jsCoverage = await page.coverage.stopJSCoverage()37 saveCoverage(jsCoverage, nycOutputPath)38 await page.screenshot({39 path: 'example.png'40 })41 t.pass()42})43test.before('Close pupeteer', async (t) => {44 if (browser) {45 jsCoverage = await page.coverage.stopJSCoverage()46 saveCoverage(jsCoverage, nycOutputPath)47 // pti.write([...jsCoverage])48 consola.success('closing pupeteer')49 await browser.close()50 }...

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Using AI Code Generation

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1const puppeteer = require('puppeteer');2(async () => {3 const browser = await puppeteer.launch();4 const page = await browser.newPage();5 await page.coverage.startJSCoverage();6 const coverage = await page.coverage.stopJSCoverage();7 console.log(coverage);8 await browser.close();9})();10const puppeteer = require('puppeteer');11(async () => {12 const browser = await puppeteer.launch();13 const page = await browser.newPage();14 await page.coverage.startCSSCoverage();15 const coverage = await page.coverage.stopCSSCoverage();16 console.log(coverage);17 await browser.close();18})();19const puppeteer = require('puppeteer');20(async () => {21 const browser = await puppeteer.launch();22 const page = await browser.newPage();23 await page.coverage.startJSCoverage();24 const coverage = await page.coverage.stopJSCoverage();25 console.log(coverage);26 await browser.close();27})();28const puppeteer = require('puppeteer');29(async () => {30 const browser = await puppeteer.launch();31 const page = await browser.newPage();32 await page.coverage.startCSSCoverage();33 const coverage = await page.coverage.stopCSSCoverage();34 console.log(coverage);35 await browser.close();36})();37const puppeteer = require('puppeteer');38(async () => {39 const browser = await puppeteer.launch();40 const page = await browser.newPage();41 await page.coverage.startCSSCoverage();42 const coverage = await page.coverage.stopCSSCoverage();43 console.log(coverage);44 await browser.close();45})();46const puppeteer = require('puppeteer');47(async () => {48 const browser = await puppeteer.launch();

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Using AI Code Generation

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1const puppeteer = require('puppeteer');2const fs = require('fs');3(async () => {4 const browser = await puppeteer.launch();5 const page = await browser.newPage();6 await page.coverage.startJSCoverage();7 const coverage = await page.coverage.stopJSCoverage();8 fs.writeFileSync('./coverage.json', JSON.stringify(coverage));9 await browser.close();10})();11{12 "scripts": {13 },14 "dependencies": {15 }16}17const coverage = await page.coverage.startJSCoverage();18const coverage = await page.coverage.startCSSCoverage();19const coverage = await page.coverage.stopJSCoverage();

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Using AI Code Generation

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1(async () => {2 const puppeteer = require('puppeteer');3 const browser = await puppeteer.launch({headless: false});4 const page = await browser.newPage();5 await page.coverage.startJSCoverage();6 const jsCoverage = await page.coverage.stopJSCoverage();7 console.log(jsCoverage);8 await browser.close();9})();10(async () => {11 const puppeteer = require('puppeteer');12 const browser = await puppeteer.launch({headless: false});13 const page = await browser.newPage();14 await page.coverage.startCSSCoverage();15 const cssCoverage = await page.coverage.stopCSSCoverage();16 console.log(cssCoverage);17 await browser.close();18})();19(async () => {20 const puppeteer = require('puppeteer');21 const browser = await puppeteer.launch({headless: false});22 const page = await browser.newPage();23 await page.coverage.startCSSCoverage();24 const cssCoverage = await page.coverage.stopCSSCoverage();25 console.log(cssCoverage);26 await browser.close();27})();28(async () => {29 const puppeteer = require('puppeteer');30 const browser = await puppeteer.launch({headless: false});31 const page = await browser.newPage();32 await page.coverage.startCSSCoverage();33 const cssCoverage = await page.coverage.stopCSSCoverage();34 console.log(cssCoverage);35 await browser.close();36})();37(async () => {38 const puppeteer = require('puppeteer');39 const browser = await puppeteer.launch({headless: false});40 const page = await browser.newPage();41 await page.coverage.startCSSCoverage();42 const cssCoverage = await page.coverage.stopCSSCoverage();43 console.log(cssCoverage);44 await browser.close();45})();

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