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Change Temporal.Calendar.prototype.toJSON not to call toString 

Normative PR: https://github.com/tc39/proposal-temporal/pull/2482
This commit is contained in:
Philip Chimento 2023-01-20 13:34:51 -08:00 committed by Philip Chimento
parent aee3a937dc
commit 61d84cc6bc
1 changed files with 23 additions and 0 deletions
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23
test/built-ins/Temporal/Calendar/prototype/toJSON/returns-identifier-slot.js vendored Normal file
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@ -0,0 +1,23 @@
// Copyright (C) 2023 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-temporal.calendar.prototype.tojson
description: toJSON() returns the internal slot value
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
---*/
const actual = [];
const calendar = new Temporal.Calendar("iso8601");
TemporalHelpers.observeProperty(actual, calendar, Symbol.toPrimitive, undefined);
TemporalHelpers.observeProperty(actual, calendar, "id", "bogus");
TemporalHelpers.observeProperty(actual, calendar, "toString", function () {
actual.push("call calendar.toString");
return "gregory";
});
const result = calendar.toJSON();
assert.sameValue(result, "iso8601", "toJSON gets the internal slot value");
assert.compareArray(actual, [], "should not invoke any observable operations");