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Test Info:
- Manifest: dom/base/crashtests/crashtests.list
<!DOCTYPE html>
<html>
<body>
<script>
let iframeHTML = `<!DOCTYPE html>
<html><head>
<style>body{height:5000px;margin:0;padding:0;}</style>
</head>
<body>
<script>
document.addEventListener('MozScrolledAreaChanged', function(e) {
try {
history.replaceState(null, '', location.href.split('#')[0] + '#:~:text=nonexistent%20text%20number');
} catch(ex) {}
try {
history.replaceState(null, '', location.href.split('#')[0] + '#:~:text=another%20nonexistent');
} catch(ex) {}
});
<\/script>
<div style="height:3000px;background:lightblue;">
<p>Some text at the beginning of the iframe document content here padding</p>
<p>This is the target text that the text directive should find in the iframe</p>
<p>More text content after the target text to pad the document body here</p>
</div>
<div style="height:5000px;background:lightgreen;">More content to ensure large scrolled area for the document</div>
</body></html>`;
let blob = new Blob([iframeHTML], {type: 'text/html'});
let url = URL.createObjectURL(blob);
let iframe = document.createElement('iframe');
iframe.style.cssText = 'width: 800px; height: 400px;';
iframe.src = url + '#:~:text=target%20text';
document.body.appendChild(iframe);
</script>
</body>
</html>