// 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.find description: > [[Get]] of "length" uses [[ArrayLength]] info: | 22.2.3.10 %TypedArray%.prototype.find (predicate [ , thisArg ] ) %TypedArray%.prototype.find is a distinct function that implements the same algorithm as Array.prototype.find as defined in 22.1.3.8 except that the this object's [[ArrayLength]] internal slot is accessed in place of performing a [[Get]] of "length". The implementation of the algorithm may be optimized with the knowledge that the this value is an object that has a fixed length and whose integer indexed properties are not sparse. ... 22.1.3.8 Array.prototype.find ( predicate[ , thisArg ] ) ... 2. Let len be ? ToLength(? Get(O, "length")). ... includes: [testTypedArray.js] features: [TypedArray] ---*/ Object.defineProperty(TypedArray.prototype, "length", { get: function() { throw new Test262Error(); } }); testWithTypedArrayConstructors(function(TA, N) { Object.defineProperty(TA.prototype, "length", { get: function() { throw new Test262Error(); } }); var sample = new TA(N([42])); Object.defineProperty(sample, "length", { get: function() { throw new Test262Error(); }, configurable: true }); assert.sameValue( sample.find(function() { return true; }), N(42) ); });