How to use checkFCP method in wpt

Best JavaScript code snippet using wpt

源码1-first-contentful-paint.js

Source:源码1-first-contentful-paint.js

...31  } else {32    rAF(() => isImageCompleted());33  }34}35function checkFCP() {36  const iterator = document.createNodeIterator(37    document.body,38    NodeFilter.SHOW_ALL,39    function(node) {40      if (!node) {41        return false;42      }43      /**44       * Text Node representing non-empty text, and the node must45       * be visible and opacity must not be 046       */47      const isNonEmptyTextNode =48        node.nodeType === Node.TEXT_NODE && /[^s]/.test(node.nodeValue.trim());49      if (isNonEmptyTextNode && isPainted(node.parentNode)) {...

utils.js

Source:utils.js

...18// Function that is resolved once FCP is reported, using PerformanceObserver. It rejects after a long19// wait time so that failing tests don't timeout.20async function assertFirstContentfulPaint(t) {21  return new Promise(resolve  => {22    function checkFCP() {23      if (performance.getEntriesByName('first-contentful-paint').length === 1) {24        resolve();25      } else {26        t.step_timeout(checkFCP, 0);27      }28    }29    t.step(checkFCP);30  });31}32async function test_fcp(label) {33  const style = document.createElement('style');34  document.head.appendChild(style);35  await promise_test(async t => {36    assert_implements(window.PerformancePaintTiming, "Paint Timing isn't supported.");...

Using AI Code Generation

1var wpt = require('wpt.js');2  if (!error && response.statusCode == 200) {3  }4})5var request = require('request');6var checkFCP = function (url, callback) {7    if (!error && response.statusCode == 200) {8      callback(null, response, body);9    } else {10      callback(error);11    }12  });13}14exports.checkFCP = checkFCP;15var wpt = require('./wpt.js');16  if (!error && response.statusCode == 200) {17  }18})19var request = require('request');20var checkFCP = function (url, callback) {21    if (!error && response.statusCode == 200) {22      callback(null, response, body);23    } else {24      callback(error);25    }26  });27}28exports.checkFCP = checkFCP;

Using AI Code Generation

1const wpt = require('webpagetest');2const wpt = new WebPageTest('www.webpagetest.org');3  if (err) {4    console.log(err);5  }6  console.log(data);7});8{ FCP: 0.4, TTFB: 0.4, loadTime: 0.4, TTI: 0.4, SpeedIndex: 0.4 }

Using AI Code Generation

1var wpt = require('wpt.js');2var wpt = new WebPageTest('www.webpagetest.org', 'A.12345678901234567890123456789012');3  if(err) {4    console.log(err);5  } else {6    console.log(data);7  }8});9var WebPageTest = require('webpagetest');10var wpt = new WebPageTest('www.webpagetest.org', 'A.12345678901234567890123456789012');11  if(err) {12    console.log(err);13  } else {14    console.log(data);15  }16});17{ statusCode: 200,18  responseTime: 0.482 }19{ statusCode: 200,20  responseTime: 0.482 }21{ statusCode: 200,22  responseTime: 0.482 }23{ statusCode: 200,24  responseTime: 0.482 }25{ statusCode: 200,26  responseTime: 0.482 }27{ statusCode: 200,28  responseTime: 0.482 }29{ statusCode: 200,

Using AI Code Generation

1var wpt = require('wpt');2var test = new wpt();3    if (err) {4        console.log(err);5    }6    else {7        console.log(data);8    }9});10var wpt = require('wpt');11var test = new wpt();12    if (err) {13        console.log(err);14    }15    else {16        console.log(data);17    }18});19var wpt = require('wpt');20var test = new wpt();21    if (err) {22        console.log(err);23    }24    else {25        console.log(data);26    }27});28var wpt = require('wpt');29var test = new wpt();30    if (err) {31        console.log(err);32    }33    else {34        console.log(data);35    }36});37var wpt = require('wpt');38var test = new wpt();39    if (err) {40        console.log(err);41    }42    else {43        console.log(data);44    }45});46var wpt = require('wpt');47var test = new wpt();48    if (err) {49        console.log(err);50    }51    else {52        console.log(data);53    }54});55var wpt = require('wpt');56var test = new wpt();57    if (err) {58        console.log(err);59    }60    else {61        console.log(data);62    }63});

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