// 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.reverse description: Get "length" uses internal ArrayLength info: | 22.2.3.22 %TypedArray%.prototype.reverse ( ) %TypedArray%.prototype.reverse is a distinct function that implements the same algorithm as Array.prototype.reverse as defined in 22.1.3.21 except that the this object's [[ArrayLength]] internal slot is accessed in place of performing a [[Get]] of "length". 22.1.3.21 Array.prototype.reverse ( ) 1. Let O be ? ToObject(this value). 2. Let len be ? ToLength(? Get(O, "length")). ... includes: [testTypedArray.js] features: [TypedArray] ---*/ var getCalls = 0; var desc = { get: function getLen() { getCalls++; return 0; } }; Object.defineProperty(TypedArray.prototype, "length", desc); testWithTypedArrayConstructors(function(TA, N) { var sample = new TA(N([42, 43])); Object.defineProperty(TA.prototype, "length", desc); Object.defineProperty(sample, "length", desc); sample.reverse(); assert.sameValue(getCalls, 0, "ignores length properties"); });