chromium/src/third_party/blink/web_tests/editing/inserting/typing_letter_spacing2.html - manifest_repos/chromium_src - Git at Google

 <!doctype html>
 <script src="../../resources/ahem.js"></script>
 <style>
 .sample {
     font: 10px/15px Ahem;
     letter-spacing: 20px;
 }
 </style>
 <div class="sample" id="target">abcDEfg</div>
 <div class="sample" id="expected">abcdefg</div>
 <script>
 document.body.offsetHeight;
 const text = target.firstChild;
 text.replaceData(3, 2, 'de');
 </script>
	<!doctype html>
	<script src="../../resources/ahem.js"></script>
	<style>
	.sample {
	font: 10px/15px Ahem;
	letter-spacing: 20px;
	}
	</style>
	<div class="sample" id="target">abcDEfg</div>
	<div class="sample" id="expected">abcdefg</div>
	<script>
	document.body.offsetHeight;
	const text = target.firstChild;
	text.replaceData(3, 2, 'de');
	</script>