| /* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ |
| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| //----------------------------------------------------------------------------- |
| var BUGNUMBER = "364603"; |
| var summary = "The value placed in a filtered array for an element is the " + |
| " element's value before the callback is run, not after"; |
| var actual, expect; |
| |
| printBugNumber(BUGNUMBER); |
| printStatus(summary); |
| |
| /************** |
| * BEGIN TEST * |
| **************/ |
| |
| var failed = false; |
| |
| function mutate(val, index, arr) |
| { |
| arr[index] = "mutated"; |
| return true; |
| } |
| |
| function assertEqual(v1, v2, msg) |
| { |
| if (v1 !== v2) |
| throw msg; |
| } |
| |
| try |
| { |
| var a = [1, 2]; |
| var m = a.filter(mutate); |
| |
| assertEqual(a[0], "mutated", "Array a not mutated!"); |
| assertEqual(a[1], "mutated", "Array a not mutated!"); |
| |
| assertEqual(m[0], 1, "Filtered value is value before callback is run"); |
| assertEqual(m[1], 2, "Filtered value is value before callback is run"); |
| } |
| catch (e) |
| { |
| failed = e; |
| } |
| |
| |
| expect = false; |
| actual = failed; |
| |
| reportCompare(expect, actual, summary); |