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How to use boxModel method in Puppeteer

Best JavaScript code snippet using puppeteer

browser_boxmodel.js

Source:browser_boxmodel.js

1/* vim: set ts=2 et sw=2 tw=80: */2/* Any copyright is dedicated to the Public Domain.3 http://creativecommons.org/publicdomain/zero/1.0/ */4"use strict";5// Test that the box model displays the right values and that it updates when6// the node's style is changed7// Expected values:8var res1 = [9  {10    selector: ".boxmodel-element-size",11    value: "160" + "\u00D7" + "160.117",12  },13  {14    selector: ".boxmodel-size > .boxmodel-width",15    value: "100",16  },17  {18    selector: ".boxmodel-size > .boxmodel-height",19    value: "100.117",20  },21  {22    selector: ".boxmodel-position.boxmodel-top > span",23    value: 42,24  },25  {26    selector: ".boxmodel-position.boxmodel-left > span",27    value: 42,28  },29  {30    selector: ".boxmodel-margin.boxmodel-top > span",31    value: 30,32  },33  {34    selector: ".boxmodel-margin.boxmodel-left > span",35    value: "auto",36  },37  {38    selector: ".boxmodel-margin.boxmodel-bottom > span",39    value: 30,40  },41  {42    selector: ".boxmodel-margin.boxmodel-right > span",43    value: "auto",44  },45  {46    selector: ".boxmodel-padding.boxmodel-top > span",47    value: 20,48  },49  {50    selector: ".boxmodel-padding.boxmodel-left > span",51    value: 20,52  },53  {54    selector: ".boxmodel-padding.boxmodel-bottom > span",55    value: 20,56  },57  {58    selector: ".boxmodel-padding.boxmodel-right > span",59    value: 20,60  },61  {62    selector: ".boxmodel-border.boxmodel-top > span",63    value: 10,64  },65  {66    selector: ".boxmodel-border.boxmodel-left > span",67    value: 10,68  },69  {70    selector: ".boxmodel-border.boxmodel-bottom > span",71    value: 10,72  },73  {74    selector: ".boxmodel-border.boxmodel-right > span",75    value: 10,76  },77];78var res2 = [79  {80    selector: ".boxmodel-element-size",81    value: "190" + "\u00D7" + "210",82  },83  {84    selector: ".boxmodel-size > .boxmodel-width",85    value: "100",86  },87  {88    selector: ".boxmodel-size > .boxmodel-height",89    value: "150",90  },91  {92    selector: ".boxmodel-position.boxmodel-top > span",93    value: 50,94  },95  {96    selector: ".boxmodel-position.boxmodel-left > span",97    value: 42,98  },99  {100    selector: ".boxmodel-margin.boxmodel-top > span",101    value: 30,102  },103  {104    selector: ".boxmodel-margin.boxmodel-left > span",105    value: "auto",106  },107  {108    selector: ".boxmodel-margin.boxmodel-bottom > span",109    value: 30,110  },111  {112    selector: ".boxmodel-margin.boxmodel-right > span",113    value: "auto",114  },115  {116    selector: ".boxmodel-padding.boxmodel-top > span",117    value: 20,118  },119  {120    selector: ".boxmodel-padding.boxmodel-left > span",121    value: 20,122  },123  {124    selector: ".boxmodel-padding.boxmodel-bottom > span",125    value: 20,126  },127  {128    selector: ".boxmodel-padding.boxmodel-right > span",129    value: 50,130  },131  {132    selector: ".boxmodel-border.boxmodel-top > span",133    value: 10,134  },135  {136    selector: ".boxmodel-border.boxmodel-left > span",137    value: 10,138  },139  {140    selector: ".boxmodel-border.boxmodel-bottom > span",141    value: 10,142  },143  {144    selector: ".boxmodel-border.boxmodel-right > span",145    value: 10,146  },147];148add_task(async function() {149  const style =150    "div { position: absolute; top: 42px; left: 42px; " +151    "height: 100.111px; width: 100px; border: 10px solid black; " +152    "padding: 20px; margin: 30px auto;}";153  const html = "<style>" + style + "</style><div></div>";154  await addTab("data:text/html," + encodeURIComponent(html));155  const { inspector, boxmodel, testActor } = await openLayoutView();156  await selectNode("div", inspector);157  await testInitialValues(inspector, boxmodel);158  await testChangingValues(inspector, boxmodel, testActor);159});160function testInitialValues(inspector, boxmodel) {161  info("Test that the initial values of the box model are correct");162  const doc = boxmodel.document;163  for (let i = 0; i < res1.length; i++) {164    const elt = doc.querySelector(res1[i].selector);165    is(166      elt.textContent,167      res1[i].value,168      res1[i].selector + " has the right value."169    );170  }171}172async function testChangingValues(inspector, boxmodel, testActor) {173  info("Test that changing the document updates the box model");174  const doc = boxmodel.document;175  const onUpdated = waitForUpdate(inspector);176  await testActor.setAttribute(177    "div",178    "style",179    "height:150px;padding-right:50px;top:50px"180  );181  await onUpdated;182  for (let i = 0; i < res2.length; i++) {183    const elt = doc.querySelector(res2[i].selector);184    is(185      elt.textContent,186      res2[i].value,187      res2[i].selector + " has the right value after style update."188    );189  }...

browser_boxmodel_pseudo-element.js

Source:browser_boxmodel_pseudo-element.js

1/* vim: set ts=2 et sw=2 tw=80: */2/* Any copyright is dedicated to the Public Domain.3 http://creativecommons.org/publicdomain/zero/1.0/ */4"use strict";5// Test that the box model displays the right values for a pseudo-element.6const TEST_URI = `7  <style type='text/css'>8    div {9      box-sizing: border-box;10      display: block;11      float: left;12      line-height: 20px;13      position: relative;14      z-index: 2;15      height: 100px;16      width: 100px;17      border: 10px solid black;18      padding: 20px;19      margin: 30px auto;20    }21    div::before {22      content: 'before';23      display: block;24      width: 32px;25      height: 32px;26      margin: 0 auto 6px;27    }28  </style>29  <div>Test Node</div>30`;31// Expected values:32const res1 = [33  {34    selector: ".boxmodel-element-size",35    value: "32" + "\u00D7" + "32",36  },37  {38    selector: ".boxmodel-size > .boxmodel-width",39    value: "32",40  },41  {42    selector: ".boxmodel-size > .boxmodel-height",43    value: "32",44  },45  {46    selector: ".boxmodel-margin.boxmodel-top > span",47    value: 0,48  },49  {50    selector: ".boxmodel-margin.boxmodel-left > span",51    value: 4, // (100 - (10 * 2) - (20 * 2) - 32) / 252  },53  {54    selector: ".boxmodel-margin.boxmodel-bottom > span",55    value: 6,56  },57  {58    selector: ".boxmodel-margin.boxmodel-right > span",59    value: 4, // (100 - (10 * 2) - (20 * 2) - 32) / 260  },61  {62    selector: ".boxmodel-padding.boxmodel-top > span",63    value: 0,64  },65  {66    selector: ".boxmodel-padding.boxmodel-left > span",67    value: 0,68  },69  {70    selector: ".boxmodel-padding.boxmodel-bottom > span",71    value: 0,72  },73  {74    selector: ".boxmodel-padding.boxmodel-right > span",75    value: 0,76  },77  {78    selector: ".boxmodel-border.boxmodel-top > span",79    value: 0,80  },81  {82    selector: ".boxmodel-border.boxmodel-left > span",83    value: 0,84  },85  {86    selector: ".boxmodel-border.boxmodel-bottom > span",87    value: 0,88  },89  {90    selector: ".boxmodel-border.boxmodel-right > span",91    value: 0,92  },93];94add_task(async function() {95  await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));96  const { inspector, boxmodel } = await openLayoutView();97  const node = await getNodeFront("div", inspector);98  const children = await inspector.markup.walker.children(node);99  const beforeElement = children.nodes[0];100  await selectNode(beforeElement, inspector);101  await testInitialValues(inspector, boxmodel);102});103function testInitialValues(inspector, boxmodel) {104  info("Test that the initial values of the box model are correct");105  const doc = boxmodel.document;106  for (let i = 0; i < res1.length; i++) {107    const elt = doc.querySelector(res1[i].selector);108    is(109      elt.textContent,110      res1[i].value,111      res1[i].selector + " has the right value."112    );113  }...

browser_boxmodel_rotate-labels-on-sides.js

Source:browser_boxmodel_rotate-labels-on-sides.js

1/* vim: set ts=2 et sw=2 tw=80: */2/* Any copyright is dedicated to the Public Domain.3 http://creativecommons.org/publicdomain/zero/1.0/ */4"use strict";5// Test that longer values are rotated on the side6const res1 = [7  { selector: ".boxmodel-margin.boxmodel-top > span", value: 30 },8  { selector: ".boxmodel-margin.boxmodel-left > span", value: "auto" },9  { selector: ".boxmodel-margin.boxmodel-bottom > span", value: 30 },10  { selector: ".boxmodel-margin.boxmodel-right > span", value: "auto" },11  { selector: ".boxmodel-padding.boxmodel-top > span", value: 20 },12  { selector: ".boxmodel-padding.boxmodel-left > span", value: 2000000 },13  { selector: ".boxmodel-padding.boxmodel-bottom > span", value: 20 },14  { selector: ".boxmodel-padding.boxmodel-right > span", value: 20 },15  { selector: ".boxmodel-border.boxmodel-top > span", value: 10 },16  { selector: ".boxmodel-border.boxmodel-left > span", value: 10 },17  { selector: ".boxmodel-border.boxmodel-bottom > span", value: 10 },18  { selector: ".boxmodel-border.boxmodel-right > span", value: 10 },19];20const TEST_URI = encodeURIComponent(21  [22    "<style>",23    "div { border:10px solid black; padding: 20px 20px 20px 2000000px; " +24      "margin: 30px auto; }",25    "</style>",26    "<div></div>",27  ].join("")28);29const LONG_TEXT_ROTATE_LIMIT = 3;30add_task(async function() {31  await addTab("data:text/html," + TEST_URI);32  const { inspector, boxmodel } = await openLayoutView();33  await selectNode("div", inspector);34  for (let i = 0; i < res1.length; i++) {35    const elt = boxmodel.document.querySelector(res1[i].selector);36    const isLong = elt.textContent.length > LONG_TEXT_ROTATE_LIMIT;37    const classList = elt.parentNode.classList;38    const canBeRotated =39      classList.contains("boxmodel-left") ||40      classList.contains("boxmodel-right");41    const isRotated = classList.contains("boxmodel-rotate");42    is(43      canBeRotated && isLong,44      isRotated,45      res1[i].selector + " correctly rotated."46    );47  }...

Using AI Code Generation

1const puppeteer = require('puppeteer');2const iPhone = puppeteer.devices['iPhone 6'];3(async () => {4  const browser = await puppeteer.launch();5  const page = await browser.newPage();6  await page.emulate(iPhone);7  await page.screenshot({path: 'example.png'});8  await browser.close();9})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch();4  const page = await browser.newPage();5  await page.pdf({path: 'google.pdf', format: 'A4'});6  await browser.close();7})();8const puppeteer = require('puppeteer');9(async () => {10  const browser = await puppeteer.launch();11  const page = await browser.newPage();12  await page.pdf({path: 'google.pdf', format: 'A4'});13  await browser.close();14})();15const puppeteer = require('puppeteer');16(async () => {17  const browser = await puppeteer.launch();18  const page = await browser.newPage();19  await page.pdf({path: 'google.pdf', format: 'A4'});20  await browser.close();21})();22const puppeteer = require('puppeteer');23(async () => {24  const browser = await puppeteer.launch();25  const page = await browser.newPage();26  await page.pdf({path: 'google.pdf', format: 'A4'});27  await browser.close();28})();29const puppeteer = require('puppeteer');30(async () => {31  const browser = await puppeteer.launch();32  const page = await browser.newPage();33  await page.pdf({path: 'google.pdf', format: 'A4'});34  await browser.close();35})();36const puppeteer = require('puppeteer');37(async () => {38  const browser = await puppeteer.launch();39  const page = await browser.newPage();40  await page.pdf({path: 'google.pdf', format: 'A4'});41  await browser.close();42})();

Using AI Code Generation

1const puppeteer = require('puppeteer');2(async () => {3  const browser = await puppeteer.launch();4  const page = await browser.newPage();5  await page.pdf({path: 'example.pdf', format: 'A4'});6  await browser.close();7})();8{9  "scripts": {10  },11  "dependencies": {12  }13}

Using AI Code Generation

1const puppeteer = require('puppeteer');2const fs = require('fs');3const path = require('path');4(async () => {5  const browser = await puppeteer.launch();6  const page = await browser.newPage();7  await page.screenshot({path: 'example.png'});8  await browser.close();9})();10const puppeteer = require('puppeteer');11const fs = require('fs');12const path = require('path');13(async () => {14  const browser = await puppeteer.launch();15  const page = await browser.newPage();16  await page.screenshot({path: 'example.png'});17  await browser.close();18})();19const puppeteer = require('puppeteer');20const fs = require('fs');21const path = require('path');22(async () => {23  const browser = await puppeteer.launch();24  const page = await browser.newPage();25  await page.screenshot({path: 'example.png'});26  await browser.close();27})();28const puppeteer = require('puppeteer');29const fs = require('fs');30const path = require('path');31(async () => {32  const browser = await puppeteer.launch();33  const page = await browser.newPage();34  await page.screenshot({path: 'example.png'});35  await browser.close();36})();37const puppeteer = require('puppeteer');38const fs = require('fs');39const path = require('path');40(async () => {41  const browser = await puppeteer.launch();42  const page = await browser.newPage();43  await page.screenshot({path: 'example.png'});44  await browser.close();45})();46const puppeteer = require('puppeteer');47const fs = require('fs');48const path = require('path');49(async () => {50  const browser = await puppeteer.launch();

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