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// Copyright 2020 Apple Inc. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-unwrapnumberformat
description: >
Tests that [[FallbackSymbol]]'s [[Description]] is "IntlLegacyConstructedSymbol" if normative optional is implemented.
author: Yusuke Suzuki
features: [intl-normative-optional]
---*/
let object = new Intl.NumberFormat();
let newObject = Intl.NumberFormat.call(object);
let symbol = null;
let error = null;
try {
let proxy = new Proxy(newObject, {
get(target, property) {
symbol = property;
return target[property];
}
});
Intl.NumberFormat.prototype.resolvedOptions.call(proxy);
} catch (e) {
// If normative optional is not implemented, an error will be thrown.
error = e;
assert(error instanceof TypeError);
}
if (error === null) {
assert.sameValue(typeof symbol, "symbol");
assert.sameValue(symbol.description, "IntlLegacyConstructedSymbol");
}
reportCompare(0, 0);
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