forked from LeenkxTeam/Kmake
44 lines
1.7 KiB
HTML
44 lines
1.7 KiB
HTML
|
<!DOCTYPE html>
|
||
|
|
<meta charset="utf-8">
|
||
|
|
<title>window.onerror handler restores window.event after it reports an exception</title>
|
||
|
|
<link rel="help" href="https://dom.spec.whatwg.org/#concept-event-listener-inner-invoke">
|
||
|
|
<script src="/resources/testharness.js"></script>
|
||
|
|
<script src="/resources/testharnessreport.js"></script>
|
||
|
|
|
||
|
|
<body>
|
||
|
|
<iframe src="resources/empty-document.html"></iframe>
|
||
|
|
<iframe src="resources/empty-document.html"></iframe>
|
||
|
|
|
||
|
|
<script>
|
||
|
|
setup({ allow_uncaught_exception: true });
|
||
|
|
|
||
|
|
async_test(t => {
|
||
|
|
window.onload = t.step_func_done(onLoadEvent => {
|
||
|
|
frames[0].onerror = new frames[1].Function(`
|
||
|
|
top.eventDuringSecondOnError = top.window.event;
|
||
|
|
top.frames[0].eventDuringSecondOnError = top.frames[0].event;
|
||
|
|
top.frames[1].eventDuringSecondOnError = top.frames[1].event;
|
||
|
|
`);
|
||
|
|
|
||
|
|
window.onerror = new frames[0].Function(`
|
||
|
|
top.eventDuringFirstOnError = top.window.event;
|
||
|
|
top.frames[0].eventDuringFirstOnError = top.frames[0].event;
|
||
|
|
top.frames[1].eventDuringFirstOnError = top.frames[1].event;
|
||
|
|
|
||
|
|
foo; // cause second onerror
|
||
|
|
`);
|
||
|
|
|
||
|
|
const myEvent = new ErrorEvent("error", { error: new Error("myError") });
|
||
|
|
window.dispatchEvent(myEvent);
|
||
|
|
|
||
|
|
assert_equals(top.eventDuringFirstOnError, onLoadEvent);
|
||
|
|
assert_equals(frames[0].eventDuringFirstOnError, myEvent);
|
||
|
|
assert_equals(frames[1].eventDuringFirstOnError, undefined);
|
||
|
|
|
||
|
|
assert_equals(top.eventDuringSecondOnError, onLoadEvent);
|
||
|
|
assert_equals(frames[0].eventDuringSecondOnError, myEvent);
|
||
|
|
assert_equals(frames[1].eventDuringSecondOnError.error.name, "ReferenceError");
|
||
|
|
});
|
||
|
|
});
|
||
|
|
</script>
|