infinity-throws-rangeerror.js

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// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally

// Copyright (C) 2021 Igalia, S.L. All rights reserved.

// This code is governed by the BSD license found in the LICENSE file.

/*---

description: Throws if any value in a property bag for either argument is Infinity or -Infinity

esid: sec-temporal.plaindatetime.compare

includes: [compareArray.js, temporalHelpers.js]

features: [Temporal]

---*/

const other = new Temporal.PlainDateTime(2000, 5, 2, 15, 0, 0, 0, 0, 0, "gregory");

const base = { era: "ad", month: 5, day: 2, hour: 15, calendar: "gregory" };

[Infinity, -Infinity].forEach((inf) => {

  assert.throws(RangeError, () => Temporal.PlainDateTime.compare({ ...base, eraYear: inf }, other), `eraYear property cannot be ${inf}`);

  assert.throws(RangeError, () => Temporal.PlainDateTime.compare(other, { ...base, eraYear: inf }), `eraYear property cannot be ${inf}`);

  const calls1 = [];

  const obj1 = TemporalHelpers.toPrimitiveObserver(calls1, inf, "eraYear");

  assert.throws(RangeError, () => Temporal.PlainDateTime.compare({ ...base, eraYear: obj1 }, other));

  assert.compareArray(calls1, ["get eraYear.valueOf", "call eraYear.valueOf"], "it fails after fetching the primitive value");

  const calls2 = [];

  const obj2 = TemporalHelpers.toPrimitiveObserver(calls2, inf, "eraYear");

  assert.throws(RangeError, () => Temporal.PlainDateTime.compare(other, { ...base, eraYear: obj2 }));

  assert.compareArray(calls2, ["get eraYear.valueOf", "call eraYear.valueOf"], "it fails after fetching the primitive value");

});

reportCompare(0, 0);