chromium/third_party/blink/web_tests/external/wpt/speculation-rules/prerender/resources/csp-script-src-elem-inline-speculation-rules.html

<!DOCTYPE html>

<head>
  <meta http-equiv="Content-Security-Policy" content="script-src-elem 'self' 'inline-speculation-rules'">
</head>
<script src="/common/utils.js"></script>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="utils.js"></script>
<script src="csp-script-src.js"></script>
<script>
  const params = new URLSearchParams(location.search);
  writeValueToServer(params.get('key'), "csp is ignored unexpectedly");
</script>