| // 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 throws TypeError exception when 'length' |
| is an object with toString and valueOf methods that don�t return |
| primitive values |
| ---*/ |
| |
| var toStringAccessed = false; |
| var valueOfAccessed = false; |
| |
| var obj = { |
| length: { |
| toString: function() { |
| toStringAccessed = true; |
| return {}; |
| }, |
| |
| valueOf: function() { |
| valueOfAccessed = true; |
| return {}; |
| } |
| } |
| }; |
| |
| assert.throws(TypeError, function() { |
| Array.prototype.indexOf.call(obj); |
| }); |
| |
| assert(toStringAccessed, 'toStringAccessed'); |
| assert(valueOfAccessed, 'valueOfAccessed'); |