js/src/tests/test262/built-ins/Array/prototype/indexOf/15.4.4.14-9-b-i-20.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.

/*---
esid: sec-array.prototype.indexof
description: >
    Array.prototype.indexOf - element to be retrieved is own accessor
    property without a get function that overrides an inherited
    accessor property on an Array-like object
---*/

var proto = {};
Object.defineProperty(proto, "0", {
  get: function() {
    return 2;
  },
  configurable: true
});

var Con = function() {};
Con.prototype = proto;

var child = new Con();
child.length = 1;

Object.defineProperty(child, "0", {
  set: function() {},
  configurable: true
});

assert.sameValue(Array.prototype.indexOf.call(child, undefined), 0, 'Array.prototype.indexOf.call(child, undefined)');

reportCompare(0, 0);