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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>Yomichan Manual Performance Tests</title>
<link rel="stylesheet" href="test-stylesheet.css">
</head>
<body><div class="content">
<div class="description"><iframe> element inside of an open shadow DOM.</div>
<div id="shadow-iframe-container-open"></div>
<template id="shadow-iframe-container-open-content-template">
<iframe src="test-document2-frame1.html" allowfullscreen="true" style="width: 100%; height: 50px; border: 1px solid #d8d8d8;"></iframe>
</template>
<script>
(() => {
const shadowIframeContainer = document.querySelector('#shadow-iframe-container-open');
const shadow = shadowIframeContainer.attachShadow({mode: 'open'});
const template = document.querySelector('#shadow-iframe-container-open-content-template').content;
const content = document.importNode(template, true);
shadow.appendChild(content);
})();
</script>
<div class="description">Add elements</div>
<div>
<a href="#" id="add-elements-1000">1000</a>
<a href="#" id="add-elements-10000">10000</a>
<a href="#" id="add-elements-100000">100000</a>
<a href="#" id="add-elements-1000000">1000000</a>
</div>
<div id="counter"></div>
<div id="container"></div>
<script>
(() => {
document.querySelector('#add-elements-1000').addEventListener('click', () => addElements(1000), false);
document.querySelector('#add-elements-10000').addEventListener('click', () => addElements(10000), false);
document.querySelector('#add-elements-100000').addEventListener('click', () => addElements(100000), false);
document.querySelector('#add-elements-1000000').addEventListener('click', () => addElements(1000000), false);
let counter = 0;
function addElements(amount) {
const container = document.querySelector('#container');
for (let i = 0; i < amount; i++) {
const element = document.createElement('div');
element.textContent = 'ありがとう';
container.appendChild(element);
}
counter += amount;
document.querySelector('#counter').textContent = counter;
}
})();
</script>
</div></body>
</html>
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