JSTests/test262/test/built-ins/Object/getOwnPropertyDescriptor/15.2.3.3-2-46.js

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

/*---
es5id: 15.2.3.3-2-46
description: >
    Object.getOwnPropertyDescriptor - TypeError exception was thrown
    when 'P' is an object that both toString and valueOf wouldn't
    return primitive value
---*/

        var obj = { "1": 1 };
        var toStringAccessed = false;
        var valueOfAccessed = false;

        var ownProp = {
            toString: function () {
                toStringAccessed = true;
                return [1];
            },
            valueOf: function () {
                valueOfAccessed = true;
                return [1];
            }
        };
assert.throws(TypeError, function() {
            Object.getOwnPropertyDescriptor(obj, ownProp);
});
assert(toStringAccessed, 'toStringAccessed !== true');
assert(valueOfAccessed, 'valueOfAccessed !== true');