chromium/src/third_party/blink/web_tests/external/wpt/html/semantics/scripting-1/the-script-element/css-module/resources/css-module-at-import-iframe.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 <body>
     <script>
         window.onerror = function (errorMsg, url, lineNumber, column, errorObj)
         {
             document.load_error = errorObj.name;
             return true;
         };
     </script>
     <script type="module">
         import v from "./bad-import.css" assert { type: "css" };
         document.adoptedStyleSheets = [v];
     </script>

     <div id="test">
         I am a test div.
     </div>
 </body>
	<!DOCTYPE html>
	<body>
	<script>
	window.onerror = function (errorMsg, url, lineNumber, column, errorObj)
	{
	document.load_error = errorObj.name;
	return true;
	};
	</script>
	<script type="module">
	import v from "./bad-import.css" assert { type: "css" };
	document.adoptedStyleSheets = [v];
	</script>

	<div id="test">
	I am a test div.
	</div>
	</body>