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LibWeb: Report exceptions that occur during microtask callback

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Tim Ledbetter 2024-12-05 10:05:10 +00:00 • committed by Tim Ledbetter
commit 62ecff0b40
Notes: github-actions[bot] 2024-12-19 15:26:16 +00:00
6 changed files with 74 additions and 7 deletions
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28
Tests/LibWeb/Text/input/wpt-import/html/webappapis/microtask-queuing/queue-microtask-cross-realm-callback-report-exception.html Normal file
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<!doctype html>
<meta charset=utf-8>
<title>queueMicrotask() reports the exception from its callback in the callback's global object</title>
<script src=../../../resources/testharness.js></script>
<script src=../../../resources/testharnessreport.js></script>
<iframe></iframe>
<iframe></iframe>
<iframe></iframe>
<script>
setup({ allow_uncaught_exception: true });
const onerrorCalls = [];
window.onerror = () => { onerrorCalls.push("top"); };
frames[0].onerror = () => { onerrorCalls.push("frame0"); };
frames[1].onerror = () => { onerrorCalls.push("frame1"); };
frames[2].onerror = () => { onerrorCalls.push("frame2"); };
async_test(t => {
window.onload = t.step_func(() => {
frames[0].queueMicrotask(new frames[1].Function(`throw new parent.frames[2].Error("PASS");`));
t.step_timeout(() => {
assert_array_equals(onerrorCalls, ["frame1"]);
t.done();
}, 4);
});
});
</script>