// 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-integer-indexed-exotic-objects-defineownproperty-p-desc description: > Returns true after setting a valid numeric index key info: | 9.4.5.3 [[DefineOwnProperty]] ( P, Desc) ... 3. If Type(P) is String, then a. Let numericIndex be ! CanonicalNumericIndexString(P). b. If numericIndex is not undefined, then If ! IsValidIntegerIndex(O, numericIndex) is false, return false. If IsAccessorDescriptor(Desc) is true, return false. If Desc has a [[Configurable]] field and if Desc.[[Configurable]] is false, return false. If Desc has an [[Enumerable]] field and if Desc.[[Enumerable]] is false, return false. If Desc has a [[Writable]] field and if Desc.[[Writable]] is false, return false. If Desc has a [[Value]] field, then Let value be Desc.[[Value]]. Return ? IntegerIndexedElementSet(O, numericIndex, value). includes: [testTypedArray.js] features: [Reflect, TypedArray] ---*/ testWithTypedArrayConstructors(function(TA) { var sample = new TA([42, 42]); assert.sameValue( Reflect.defineProperty(sample, "0", { value: 8, configurable: true, enumerable: true, writable: true }), true ); assert.sameValue(sample[0], 8, "property value was set"); let descriptor0 = Object.getOwnPropertyDescriptor(sample, "0"); assert.sameValue(descriptor0.value, 8); assert.sameValue(descriptor0.configurable, true); assert.sameValue(descriptor0.enumerable, true); assert.sameValue(descriptor0.writable, true); }); reportCompare(0, 0);