// 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: > Perform regular set if target's uses a different element type info: | 22.2.3.24 %TypedArray%.prototype.slice ( start, end ) ... 9. Let A be ? TypedArraySpeciesCreate(O, « count »). 10. Let srcName be the String value of O's [[TypedArrayName]] internal slot. 11. Let srcType be the String value of the Element Type value in Table 50 for srcName. 12. Let targetName be the String value of A's [[TypedArrayName]] internal slot. 13. Let targetType be the String value of the Element Type value in Table 50 for targetName. 14. If SameValue(srcType, targetType) is false, then a. Let n be 0. b. Repeat, while k < final i. Let Pk be ! ToString(k). ii. Let kValue be ? Get(O, Pk). iii. Perform ? Set(A, ! ToString(n), kValue, true). iv. Increase k by 1. v. Increase n by 1. ... 16. Return A includes: [testBigIntTypedArray.js, compareArray.js] features: [BigInt, Symbol.species, TypedArray] ---*/ var arr = [42n, 43n, 44n]; testWithBigIntTypedArrayConstructors(function(TA) { var sample = new TA(arr); var other = TA === BigInt64Array ? BigUint64Array : BigInt64Array; sample.constructor = {}; sample.constructor[Symbol.species] = other; var result = sample.slice(); assert(compareArray(result, arr), "values are set"); assert.notSameValue(result.buffer, sample.buffer, "creates a new buffer"); assert.sameValue(result.constructor, other, "used the custom ctor"); }); reportCompare(0, 0);