String-methods-infinite-recursion.js

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/*

 * Any copyright is dedicated to the Public Domain.

 * http://creativecommons.org/licenses/publicdomain/

*/

//-----------------------------------------------------------------------------

var BUGNUMBER = 657585;

var summary =

  'Guard against infinite recursion when converting |this| to string for the ' +

  'String.prototype.* methods';

print(BUGNUMBER + ": " + summary);

/**************

 * BEGIN TEST *

 **************/

try

  var obj = {};

  obj.toString = String.prototype.charAt;

  "" + obj;

  throw new Error("should have thrown");

catch (e)

  assertEq(e instanceof InternalError, true,

           "should have thrown InternalError for over-recursion, got: " + e);

/******************************************************************************/

if (typeof reportCompare === "function")

  reportCompare(true, true);

print("All tests passed!");