1<!DOCTYPE HTML> 2<meta charset=utf-8> 3<title>AbortSignal.reason constructor</title> 4<script src="/resources/testharness.js"></script> 5<script src="/resources/testharnessreport.js"></script> 6<iframe id="iframe"></iframe> 7<script> 8 test(() => { 9 const aborted = iframe.contentWindow.AbortSignal.abort(); 10 assert_equals(aborted.reason.constructor, iframe.contentWindow.DOMException, "DOMException is using the correct global"); 11 }, "AbortSignal.reason.constructor should be from iframe"); 12</script> 13