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// 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: >
Redefine a non-numerical key on a non-extensible instance
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
...
4. Return OrdinaryDefineOwnProperty(O, P, Desc).
...
includes: [testTypedArray.js, propertyHelper.js]
features: [Reflect, TypedArray]
---*/
testWithTypedArrayConstructors(function(TA) {
var sample = new TA([42, 43]);
sample.foo = true;
sample.bar = true;
Object.preventExtensions(sample);
assert.sameValue(
Reflect.defineProperty(sample, "foo", {value:42}),
true,
"data descriptor"
);
assert.sameValue(sample.foo, 42);
verifyEnumerable(sample, "foo");
verifyWritable(sample, "foo");
verifyConfigurable(sample, "foo");
var fnget = function() {};
var fnset = function() {};
assert.sameValue(
Reflect.defineProperty(sample, "bar", {
get: fnget,
set: fnset,
enumerable: false,
configurable: false
}),
true,
"accessor descriptor"
);
var desc = Object.getOwnPropertyDescriptor(sample, "bar");
assert.sameValue(desc.get, fnget, "accessor's get");
assert.sameValue(desc.set, fnset, "accessor's set");
verifyNotEnumerable(sample, "bar");
verifyNotConfigurable(sample, "bar");
});
reportCompare(0, 0);
|
