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May 13, 2022 08:45
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HTML Page to test the support for CWV reporting
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<html> | |
<head> | |
<style> | |
body { font-family: sans-serif; width: 100%; } | |
div,body { text-align: center; } | |
h1,h2,h3,button { color: #2a2a2a; font-family: sans-serif; margin: 0; } | |
#browser.success,.success { color: #0bce6b; } | |
.failure { color: #ff4e42; } | |
.hide { color: rgba(0,0,0,0); } | |
h1 { font-size: 2rem; padding-top: 8rem; } | |
h2 { font-size: 4rem; } | |
h3 { font-size: 8rem; } | |
h4 { font-size: 2rem; margin-top: 0rem; } | |
.cls { background-color: #ebebeb; height: 15%; width: 800px; margin: 0 auto; } | |
.ctr { display: inline-block; padding-top: 4rem; } | |
.ctr > * { display: inline-block; margin: 0 4rem; } | |
button { display: block; margin: 0 auto; cursor: pointer; -webkit-appearance: button; border: none; font-size: 2rem; padding: 1rem 2rem; border-radius: 1rem; } | |
button:hover { color: #ebebeb; background-color: #2a2a2a; } | |
</style> | |
<script type="module"> | |
import { detect } from 'https://cdn.skypack.dev/detect-browser'; | |
const browser = detect() | |
console.log('Got browser - ', browser) | |
window.browser = browser | |
const el = document.getElementById('browser') | |
el.innerText = browser.name + '@' + browser.version | |
el.classList = 'success' | |
</script> | |
<script type="module" > | |
import { collectMetrics, getDeviceInfo } from "https://cdn.skypack.dev/uxm@next" | |
collectMetrics(['cls', 'fid', 'lcp', 'fcp'], metric => { | |
console.log('Got metric - ', metric) | |
window[`m_` + metric.metricType] = metric.value | |
const el = document.getElementById(metric.metricType) | |
el.innerText = '✔' | |
el.classList = 'success' | |
const del = document.getElementById(metric.metricType + '__detail') | |
del.innerText = metric.value | |
del.classList = '' | |
}) | |
</script> | |
<script type="text/javascript"> | |
window.onload = function () { | |
setTimeout(function () { | |
const el = document.getElementById('app') | |
const div = document.createElement('div') | |
div.classList = 'cls' | |
el.appendChild(div) | |
}, 1200) | |
} | |
function copy () { | |
const browser = window.browser || {} | |
const body = `${browser.name},${browser.version},${window.m_fid || ''},${window.m_lcp || ''},${window.m_cls || ''},${window.m_fcp || ''}` | |
console.log(body) | |
navigator | |
.clipboard | |
.writeText(body) | |
.then(_ => alert(`Copied: ${body}`)) | |
.catch(_ => alert(_)) | |
} | |
</script> | |
</head> | |
<body> | |
<div id="app"></div> | |
<h1> | |
Browser WebVital support | |
</h1> | |
<h2 id="browser" class="hide"> | |
... | |
</h2> | |
<div class="ctr"> | |
<div> | |
<h2>CLS</h2> | |
<h3 class="failure" id="cls">✘</h2> <h4 class="hide" id="cls__detail">...</h4> | |
</div> | |
<div> | |
<h2>FID</h2> | |
<h3 class="failure" id="fid">✘</h2> <h4 class="hide" id="fid__detail">...</h4> | |
</div> | |
<div> | |
<h2>LCP</h2> | |
<h3 class="failure" id="lcp">✘</h2> <h4 class="hide" id="lcp__detail">...</h4> | |
</div> | |
<div> | |
<h2>FCP</h2> | |
<h3 class="failure" id="fcp">✘</h2> <h4 class="hide" id="fcp__detail">...</h4> | |
</div> | |
</div> | |
<button onclick="copy()"> | |
Copy Results | |
</button> | |
</body> | |
</html> |
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