Only());

    assert_equals(Object.getPrototypeOf(json), other.Object.prototype);
}, "Cross-realm [Default] toJSON() creates result object in its realm");

promise_test(async t => {
    const other = await createRealm(t);
    const json = other.DOMQuad.prototype.toJSON.call(new DOMQuad());

    assert_equals(Object.getPrototypeOf(json.p1), DOMPoint.prototype);
}, "Cross-realm [Default] toJSON() converts its interface attributes to ECMAScript values of correct realm");
</script>
</body>
