match-defines-match-elements.js

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/*

 * Any copyright is dedicated to the Public Domain.

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

*/

var BUGNUMBER = 677820;

var summary =

  "String.prototype.match must define matches on the returned array, not set " +

  "them";

print(BUGNUMBER + ": " + summary);

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

 * BEGIN TEST *

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

var called = false;

function setterFunction(v) { called = true; }

function getterFunction(v) { return "getter"; }

Object.defineProperty(Array.prototype, 1,

  { get: getterFunction, set: setterFunction });

assertEq(called, false);

var matches = "abcdef".match(/./g);

assertEq(called, false);

assertEq(matches.length, 6);

assertEq(matches[0], "a");

assertEq(matches[1], "b");

assertEq(matches[2], "c");

assertEq(matches[3], "d");

assertEq(matches[4], "e");

assertEq(matches[5], "f");

var desc = Object.getOwnPropertyDescriptor(Array.prototype, 1);

assertEq(desc.get, getterFunction);

assertEq(desc.set, setterFunction);

assertEq(desc.enumerable, false);

assertEq(desc.configurable, false);

assertEq([][1], "getter");

assertEq(called, false);

if (typeof reportCompare === "function")

  reportCompare(true, true);

print("Tests complete");