// 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-typedarray description: > Return abrupt completion from typedArray argument's buffer.constructor's value info: | 22.2.4.3 TypedArray ( typedArray ) This description applies only if the TypedArray function is called with at least one argument and the Type of the first argument is Object and that object has a [[TypedArrayName]] internal slot. ... 17. If SameValue(elementType, srcType) is true, then a. Let data be ? CloneArrayBuffer(srcData, srcByteOffset). ... 24.1.1.4 CloneArrayBuffer ( srcBuffer, srcByteOffset [ , cloneConstructor ] ) ... 2. If cloneConstructor is not present, then a. Let cloneConstructor be ? SpeciesConstructor(srcBuffer, %ArrayBuffer%). ... 7.3.20 SpeciesConstructor ( O, defaultConstructor ) ... 2. Let C be ? Get(O, "constructor"). ... 4. If Type(C) is not Object, throw a TypeError exception. ... includes: [testBigIntTypedArray.js] features: [BigInt, Symbol, TypedArray] ---*/ testWithTypedArrayConstructors(function(TA) { var sample = new TA(); sample.buffer.constructor = 1; assert.throws(TypeError, function() { new TA(sample); }); sample.buffer.constructor = true; assert.throws(TypeError, function() { new TA(sample); }); sample.buffer.constructor = ''; assert.throws(TypeError, function() { new TA(sample); }); sample.buffer.constructor = null; assert.throws(TypeError, function() { new TA(sample); }); var s = Symbol('1'); sample.buffer.constructor = s; assert.throws(TypeError, function() { new TA(sample); }); });