third_party/WebKit/LayoutTests/external/wpt/service-workers/service-worker/resources/fetch-event-respond-with-response-body-with-invalid-chunk-iframe.html - chromium/src - Git at Google

 <!DOCTYPE html>
 <meta charset="utf-8">
 <title>respond-with-response-body-with-invalid-chunk</title>
 <body></body>
 <script>
 'use strict';

 fetch('body-stream-with-invalid-chunk').then(resp => {
     const reader = resp.body.getReader();
     return reader.read().then(
       () => parent.done('FAIL: read() should be rejected'),
       () => parent.done('PASS'));
   }).catch(e => parent.done('FAIL: ' + e));
 </script>
	<!DOCTYPE html>
	<meta charset="utf-8">
	<title>respond-with-response-body-with-invalid-chunk</title>
	<body></body>
	<script>
	'use strict';

	fetch('body-stream-with-invalid-chunk').then(resp => {
	const reader = resp.body.getReader();
	return reader.read().then(
	() => parent.done('FAIL: read() should be rejected'),
	() => parent.done('PASS'));
	}).catch(e => parent.done('FAIL: ' + e));
	</script>