js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-65.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.2.3.6-4-65
description: >
    Object.defineProperty - desc.value = -0 and name.value = +0
    (8.12.9 step 6)
includes: [propertyHelper.js]
---*/


var obj = {};

Object.defineProperty(obj, "foo", {
  value: +0
});

try {
  Object.defineProperty(obj, "foo", {
    value: -0
  });
  throw new Test262Error("Expected an exception.");
} catch (e) {
  verifyEqualTo(obj, "foo", +0);

  verifyNotWritable(obj, "foo");

  verifyNotEnumerable(obj, "foo");

  verifyNotConfigurable(obj, "foo");

  if (!(e instanceof TypeError)) {
    throw new Test262Error("Expected TypeError, got " + e);
  }

}

reportCompare(0, 0);