chromium/third_party/blink/web_tests/http/tests/dom/script-module-load-incomplete-no-crash.html

<!DOCTYPE html>
<title>Module script graph fetch in flight when document is destroyed shouldn't crash.</title>
<script>
// This test expects the testrunner terminates the test without waiting for onload.

if (window.testRunner)
  testRunner.dumpAsText();
</script>
<script type="module">
import { notfound } from "./404.js";
import { slow } from "./../../resources/slow-script.pl?delay=1000";
</script>