// Copyright (C) 2016 the V8 project authors. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-%typedarray%.prototype.slice description: get constructor on SpeciesConstructor info: | 22.2.3.24 %TypedArray%.prototype.slice ( start, end ) ... 9. Let A be ? TypedArraySpeciesCreate(O, « count »). ... 22.2.4.7 TypedArraySpeciesCreate ( exemplar, argumentList ) ... 3. Let constructor be ? SpeciesConstructor(exemplar, defaultConstructor). ... 7.3.20 SpeciesConstructor ( O, defaultConstructor ) 1. Assert: Type(O) is Object. 2. Let C be ? Get(O, "constructor"). 3. If C is undefined, return defaultConstructor. ... includes: [testBigIntTypedArray.js] features: [BigInt, TypedArray] ---*/ testWithBigIntTypedArrayConstructors(function(TA) { var sample = new TA([40n, 41n, 42n, 43n]); var calls = 0; var result; Object.defineProperty(sample, "constructor", { get: function() { calls++; } }); result = sample.slice(); assert.sameValue(calls, 1, "called custom ctor get accessor once"); assert.sameValue( Object.getPrototypeOf(result), Object.getPrototypeOf(sample), "use defaultCtor on an undefined return - getPrototypeOf check" ); assert.sameValue( result.constructor, TA, "use defaultCtor on an undefined return - .constructor check" ); }); reportCompare(0, 0);