chromium/src/third_party/blink/web_tests/shadow-dom/crashes/slot-nested-reattach-crash.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 <script src="../../resources/testharness.js"></script>
 <script src="../../resources/testharnessreport.js"></script>
 <div id="host">
   <div>
     <div id="inner"></div>
   </div>
 </div>
 <script>
   const root = host.attachShadow({mode:"open"});
   root.innerHTML = "<slot></slot>";

   test(() => {
     host.offsetTop;
     host.style.display = "inline";
     inner.style.display = "inline";
     host.offsetTop;
   }, "This test should not leave the tree dirty, causing DCHECK failures.");
 </script>
	<!DOCTYPE html>
	<script src="../../resources/testharness.js"></script>
	<script src="../../resources/testharnessreport.js"></script>
	<div id="host">
	<div>
	<div id="inner"></div>
	</div>
	</div>
	<script>
	const root = host.attachShadow({mode:"open"});
	root.innerHTML = "<slot></slot>";

	test(() => {
	host.offsetTop;
	host.style.display = "inline";
	inner.style.display = "inline";
	host.offsetTop;
	}, "This test should not leave the tree dirty, causing DCHECK failures.");
	</script>