test/built-ins/Object/defineProperties/15.2.3.7-6-a-87.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: 15.2.3.7-6-a-87
description: >
    Object.defineProperties throws TypeError when P.configurable is
    false, both properties.[[Set]] and P.[[Set]] are two objects which
    refer to different objects (8.12.9 step 11.a.i)
includes: [propertyHelper.js]
---*/


var obj = {};

function set_func1(value) {
    obj.setVerifyHelpProp = value;
}

Object.defineProperty(obj, "foo", {
    set: set_func1,
    configurable: false
});

function set_func2() {}

try {
    Object.defineProperties(obj, {
        foo: {
            set: set_func2
        }
    });
    $ERROR("Expected an exception.");
} catch (e) {
    verifyWritable(obj, "foo", "setVerifyHelpProp");

    verifyNotEnumerable(obj, "foo");

    verifyNotConfigurable(obj, "foo");

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

}