subclass.js (852B)
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.plaintime 7 description: Test for Temporal.PlainTime subclassing. 8 includes: [temporalHelpers.js] 9 features: [Temporal] 10 ---*/ 11 12 class CustomPlainTime extends Temporal.PlainTime { 13 } 14 15 const instance = new CustomPlainTime(12, 34, 56, 987, 654, 321); 16 TemporalHelpers.assertPlainTime(instance, 12, 34, 56, 987, 654, 321); 17 assert.sameValue(Object.getPrototypeOf(instance), CustomPlainTime.prototype, "Instance of CustomPlainTime"); 18 assert(instance instanceof CustomPlainTime, "Instance of CustomPlainTime"); 19 assert(instance instanceof Temporal.PlainTime, "Instance of Temporal.PlainTime"); 20 21 reportCompare(0, 0);