chromium/src/third_party/blink/renderer/core/testing/data/touch-action-shadow-dom.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 <link rel='stylesheet' type='text/css' href='touch-action-tests.css'>
 <script src='touch-action-tests.js'></script>

 <!--
      Test a bunch of cases involving shadow DOM.
 -->
 <div shadow-host></div>
 <div make-shadow-dom>
   <div expected-action='auto'>
     Default touch-action is still auto inside shadow DOM
   </div>
 </div>

 <div shadow-host></div>
 <div make-shadow-dom>
   <div class='ta-none' expected-action='none'>
     touch-action: none still applies inside shadow DOM
   </div>
 </div>

 <div class='ta-none' shadow-host></div>
 <div make-shadow-dom>
   <div expected-action='none'>
     touch-action: none applies across shadow DOM boundary
   </div>
 </div>

 <div shadow-host>
   <div expected-action='none'>
     touch-action: none applies as part of projection
   </div>
 </div>
 <div make-shadow-dom>
   <div class='ta-none'>
     <content></content>
   </div>
 </div>
	<!DOCTYPE html>
	<link rel='stylesheet' type='text/css' href='touch-action-tests.css'>
	<script src='touch-action-tests.js'></script>

	<!--
	Test a bunch of cases involving shadow DOM.
	-->
	<div shadow-host></div>
	<div make-shadow-dom>
	<div expected-action='auto'>
	Default touch-action is still auto inside shadow DOM
	</div>
	</div>

	<div shadow-host></div>
	<div make-shadow-dom>
	<div class='ta-none' expected-action='none'>
	touch-action: none still applies inside shadow DOM
	</div>
	</div>

	<div class='ta-none' shadow-host></div>
	<div make-shadow-dom>
	<div expected-action='none'>
	touch-action: none applies across shadow DOM boundary
	</div>
	</div>

	<div shadow-host>
	<div expected-action='none'>
	touch-action: none applies as part of projection
	</div>
	</div>
	<div make-shadow-dom>
	<div class='ta-none'>
	<content></content>
	</div>
	</div>