| // 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-getownproperty-p |
| description: Returns undefined if this has a detached buffer |
| info: | |
| 9.4.5.1 [[GetOwnProperty]] ( P ) |
| |
| ... |
| 3. If Type(P) is String, then |
| a. Let numericIndex be ! CanonicalNumericIndexString(P). |
| b. If numericIndex is not undefined, then |
| i. Let value be ! IntegerIndexedElementGet(O, numericIndex). |
| ii. If value is undefined, return undefined. |
| ... |
| |
| IntegerIndexedElementGet ( O, index ) |
| |
| ... |
| Let buffer be the value of O's [[ViewedArrayBuffer]] internal slot. |
| If IsDetachedBuffer(buffer) is true, return undefined. |
| ... |
| includes: [testTypedArray.js, detachArrayBuffer.js] |
| features: [align-detached-buffer-semantics-with-web-reality, TypedArray] |
| ---*/ |
| |
| testWithTypedArrayConstructors(function(TA) { |
| var sample = new TA(1); |
| $DETACHBUFFER(sample.buffer); |
| |
| assert.sameValue( |
| Object.getOwnPropertyDescriptor(sample, 0), |
| undefined, |
| 'Object.getOwnPropertyDescriptor(sample, 0) must return undefined' |
| ); |
| }); |
