| // 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: > |
| Set the value and return true |
| 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 |
| ... |
| xi. If Desc has a [[Value]] field, then |
| 1. Let value be Desc.[[Value]]. |
| 2. Return ? IntegerIndexedElementSet(O, intIndex, value). |
| ... |
| |
| 9.4.5.9 IntegerIndexedElementSet ( O, index, value ) |
| |
| ... |
| 15. Perform SetValueInBuffer(buffer, indexedPosition, elementType, numValue). |
| 16. Return true. |
| includes: [testTypedArray.js] |
| features: [Reflect, TypedArray] |
| ---*/ |
| |
| testWithTypedArrayConstructors(function(TA) { |
| var sample = new TA([0, 0]); |
| |
| assert.sameValue( |
| Reflect.defineProperty(sample, "0", {value: 1}), |
| true, |
| "set value for sample[0] returns true" |
| ); |
| |
| assert.sameValue( |
| Reflect.defineProperty(sample, "1", {value: 2}), |
| true, |
| "set value for sample[1] returns true" |
| ); |
| |
| assert.sameValue(sample[0], 1, "sample[0]"); |
| assert.sameValue(sample[1], 2, "sample[1]"); |
| }); |