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function test() {
// Construct a structured clone of a random BigInt value.
const n = 0xfeeddeadbeef2dadfeeddeadbeef2dadfeeddeadbeef2dadfeeddeadbeef2dadn;
const s = serialize(n, [], {scope: 'DifferentProcess'});
assertEq(deserialize(s), n);
// Truncate it by chopping off the last 8 bytes.
s.clonebuffer = s.arraybuffer.slice(0, -8);
// Deserialization should now throw a catchable exception.
try {
deserialize(s);
// The bug was throwing an uncatchable error, so this next assertion won't
// be reached in either the buggy or fixed code.
assertEq(true, false, "should have thrown truncation error");
} catch (e) {
assertEq(e.message.includes("truncated"), true);
}
}
test();
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