test262/test/built-ins/Object/defineProperty/15.2.3.6-4-321.js

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

/*---
es5id: 15.2.3.6-4-321
description: >
    Object.defineProperty - 'O' is an Arguments object, 'P' is own
    accessor property of 'O', test TypeError is thrown when updating
    the [[Get]] attribute value of 'P' which is not configurable (10.6
    [[DefineOwnProperty]] step 4)
includes: [propertyHelper.js]
---*/

(function() {
  function getFunc() {
    return "genericPropertyString";
  }

  function setFunc(value) {
    this.helpVerifyGet = value;
  }
  Object.defineProperty(arguments, "genericProperty", {
    get: getFunc,
    set: setFunc,
    configurable: false
  });
  try {
    Object.defineProperty(arguments, "genericProperty", {
      get: function() {
        return "overideGenericPropertyString";
      }
    });
    $ERROR("Expected an exception.");
  } catch (e) {
    verifyEqualTo(arguments, "genericProperty", getFunc());

    verifyWritable(arguments, "genericProperty", "helpVerifyGet");

    verifyNotEnumerable(arguments, "genericProperty");

    verifyNotConfigurable(arguments, "genericProperty");

    if (!(e instanceof TypeError)) {
      $ERROR("Expected TypeError, got " + e);
    }

  }
}(1, 2, 3));