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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/infrastructure/safe-passing-of-structured-data/structured-cloning-error-extra.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>Structured cloning of Error objects: extra tests</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<!-- Most tests are in the general framework in structuredclone_0.html.
This contains specialty tests that don't fit into that framework. -->
<body>
<script>
"use strict";
test(t => {
const exceptionToThrow = new Error("throw me!");
const badError = new Error();
Object.defineProperty(badError, "name", { get() { throw exceptionToThrow; } });
const worker = new Worker("./resources/echo-worker.js");
t.add_cleanup(() => worker.terminate());
assert_throws_exactly(exceptionToThrow, () => {
worker.postMessage(badError);
});
}, "Throwing name getter fails serialization");
async_test(t => {
window.onmessage = t.step_func_done(e => {
assert_equals(e.data.name, "TypeError");
});
const iframe = document.createElement("iframe");
iframe.onload = () => {
if (iframe.contentWindow.location === "about:blank") {
return;
}
iframe.contentWindow.doIt();
};
iframe.src = "resources/post-parent-type-error.html";
document.body.append(iframe);
}, "Errors sent across realms should preserve their type");
</script>