test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-213.js

43 lines
1.1 KiB
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// Ecma International makes this code available under the terms and conditions set
// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
// "Use Terms"). Any redistribution of this code must retain the above
// copyright and this notice and otherwise comply with the Use Terms.
/*---
es5id: 15.2.3.7-6-a-213
description: >
Object.defineProperties - 'O' is an Array, 'name' is an array
index property, the [[Value]] field of 'desc' is +0, and the
[[Value]] attribute value of 'name' is -0 (15.4.5.1 step 4.c)
includes: [propertyHelper.js]
---*/
var arr = [];
Object.defineProperty(arr, "0", {
value: -0
});
try {
Object.defineProperties(arr, {
"0": {
value: +0
}
});
$ERROR("Expected an exception.");
} catch (e) {
verifyEqualTo(arr, "0", -0);
verifyNotWritable(arr, "0");
verifyNotEnumerable(arr, "0");
verifyNotConfigurable(arr, "0");
if (!(e instanceof TypeError)) {
$ERROR("Expected TypeError, got " + e);
}
}