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How to use assertFirstContentfulPaint method in wpt

Best JavaScript code snippet using wpt

utils.js

Source:utils.js

...16  assert_equals(performance.getEntriesByName('first-contentful-paint').length, 0, 'First contentful paint marked too early. ');17}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, before_assert_fcp_func) {33  setup({"hide_test_state": true});34  const style = document.createElement('style');35  document.head.appendChild(style);36  await promise_test(async t => {37    assert_implements(window.PerformancePaintTiming, "Paint Timing isn't supported.");38    const main = document.getElementById('main');39    await new Promise(r => window.addEventListener('load', r));40    await assertNoFirstContentfulPaint(t);41    main.className = 'preFCP';42    await assertNoFirstContentfulPaint(t);43    if (before_assert_fcp_func) {44      await before_assert_fcp_func();45    }46    main.className = 'contentful';47    await assertFirstContentfulPaint(t);48  }, label);...

Using AI Code Generation

1const assertFirstContentfulPaint = require('wpt-assert').assertFirstContentfulPaint;2const assert = require('assert');3assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000);4assert(assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000));5assert.strictEqual(assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000), true);6assert.notStrictEqual(assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000), false);7assert.deepEqual(assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000), true);8assert.notDeepEqual(assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000), false);9assert.deepStrictEqual(assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000), true);10assert.notDeepStrictEqual(assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000), false);11assert.ok(assertFirstContentfulPaint(1000, 2000, 3000, 4000, 5000, 6000, 7000));12assert.notOk(assertFirstContentfulPaint(1000, 2000, 3000,

Using AI Code Generation

1const wpt = require('wpt-api');2const wpt = new wpt('API_KEY');3wpt.getTest('TEST_ID', function(err, data) {4  console.log(data.data.average.firstView.firstContentfulPaint);5});6const wpt = require('wpt-api');7const wpt = new wpt('API_KEY');8wpt.getTest('TEST_ID', function(err, data) {9  console.log(data.data.average.firstView.firstContentfulPaint);10});11const wpt = require('wpt-api');12const wpt = new wpt('API_KEY');13wpt.getTest('TEST_ID', function(err, data) {14  console.log(data.data.average.firstView.firstContentfulPaint);15});16const wpt = require('wpt-api');17const wpt = new wpt('API_KEY');18wpt.getTest('TEST_ID', function(err, data) {19  console.log(data.data.average.firstView.firstContentfulPaint);20});21const wpt = require('wpt-api');22const wpt = new wpt('API_KEY');23wpt.getTest('TEST_ID', function(err, data) {24  console.log(data.data.average.firstView.firstContentfulPaint);25});26const wpt = require('wpt-api');27const wpt = new wpt('API_KEY');28wpt.getTest('TEST_ID', function(err, data) {29  console.log(data.data.average.firstView.firstContentfulPaint);30});31const wpt = require('wpt-api');32const wpt = new wpt('API_KEY');33wpt.getTest('TEST_ID', function(err, data) {34  console.log(data.data.average.firstView.firstContentfulPaint);35});36const wpt = require('w

Using AI Code Generation

1const assertFirstContentfulPaint = require('wpt/assertFirstContentfulPaint');2  .then((result) => {3    console.log(result);4  })5  .catch((err) => {6    console.log(err);7  });

Using AI Code Generation

1    console.log(data);2}).catch(function(err){3    console.log(err);4})5### assertFirstContentfulPaint(url)6MIT © [Siddharth Kshetrapal](

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