leap-second.js (777B)
1 // |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally 2 // Copyright (C) 2022 Igalia, S.L. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 5 /*--- 6 esid: sec-temporal.zoneddatetime.from 7 description: Leap second is a valid ISO string for ZonedDateTime 8 features: [Temporal] 9 ---*/ 10 11 let arg = "2016-12-31T23:59:60+00:00[UTC]"; 12 const result = Temporal.ZonedDateTime.from(arg); 13 assert.sameValue( 14 result.epochNanoseconds, 15 1_483_228_799_000_000_000n, 16 "leap second is a valid ISO string for ZonedDateTime" 17 ); 18 19 arg = "2000-05-02T12:34:56+23:59[+23:59:60]"; 20 assert.throws( 21 RangeError, 22 () => Temporal.ZonedDateTime.from(arg), 23 "leap second in time zone name not valid" 24 ); 25 26 reportCompare(0, 0);