| // 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 a descriptor object from an index property |
| 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 |
| ... |
| iii. Return a PropertyDescriptor{[[Value]]: value, [[Writable]]: true, |
| [[Enumerable]]: true, [[Configurable]]: true}. |
| ... |
| includes: [testBigIntTypedArray.js] |
| features: [align-detached-buffer-semantics-with-web-reality, BigInt, TypedArray] |
| ---*/ |
| testWithBigIntTypedArrayConstructors(function(TA) { |
| var sample = new TA([42n, 43n]); |
| |
| let descriptor0 = Object.getOwnPropertyDescriptor(sample, "0"); |
| let descriptor1 = Object.getOwnPropertyDescriptor(sample, "1"); |
| |
| assert.sameValue(descriptor0.value, 42n); |
| assert.sameValue(descriptor0.configurable, true); |
| assert.sameValue(descriptor0.enumerable, true); |
| assert.sameValue(descriptor0.writable, true); |
| |
| assert.sameValue(descriptor1.value, 43n); |
| assert.sameValue(descriptor1.configurable, true); |
| assert.sameValue(descriptor1.enumerable, true); |
| assert.sameValue(descriptor1.writable, true); |
| }); |