mirror of https://github.com/tc39/test262.git
14 lines
592 B
JavaScript
14 lines
592 B
JavaScript
// Copyright (C) 2023 Igalia, S.L. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-temporal.plainmonthday.prototype.from
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description: If a calendar's fields() method returns a field named '__proto__', PrepareTemporalFields should throw a RangeError.
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includes: [temporalHelpers.js]
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features: [Temporal]
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---*/
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const calendar = TemporalHelpers.calendarWithExtraFields(['__proto__']);
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const arg = {year: 2023, month: 5, monthCode: 'M05', day: 1, calendar: calendar};
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assert.throws(RangeError, () => Temporal.PlainMonthDay.from(arg));
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