test262/test/built-ins/Object/defineProperty/15.2.3.6-4-404.js

35 lines
990 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.6-4-404
description: >
ES5 Attributes - Inherited property whose [[Enumerable]] attribute
is set to true is enumerable (Boolean instance)
includes: [runTestCase.js]
---*/
function testcase() {
try {
Object.defineProperty(Boolean.prototype, "prop", {
value: 1001,
writable: true,
enumerable: true,
configurable: true
});
var boolObj = new Boolean();
var verifyEnumerable = false;
for (var p in boolObj) {
if (p === "prop") {
verifyEnumerable = true;
}
}
return !boolObj.hasOwnProperty("prop") && verifyEnumerable;
} finally {
delete Boolean.prototype.prop;
}
}
runTestCase(testcase);