mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-30 05:35:31 +00:00
124 lines
3.5 KiB
JavaScript
124 lines
3.5 KiB
JavaScript
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is JavaScript Engine testing utilities.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Jeff Walden.
|
|
* Portions created by the Initial Developer are Copyright (C) 2006
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
var gTestfile = 'basic-for-each.js';
|
|
//-----------------------------------------------------------------------------
|
|
var BUGNUMBER = "346582";
|
|
var summary = "Basic support for iterable objects and for-each";
|
|
var actual, expect;
|
|
|
|
printBugNumber(BUGNUMBER);
|
|
printStatus(summary);
|
|
|
|
/**************
|
|
* BEGIN TEST *
|
|
**************/
|
|
|
|
var failed = false;
|
|
|
|
var iterable = { persistedProp: 17 };
|
|
|
|
function Array_equals(a, b)
|
|
{
|
|
if (!(a instanceof Array) || !(b instanceof Array))
|
|
throw new Error("Arguments not both of type Array");
|
|
if (a.length != b.length)
|
|
return false;
|
|
for (var i = 0, sz = a.length; i < sz; i++)
|
|
if (a[i] !== b[i])
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
try
|
|
{
|
|
// nothing unusual so far -- verify basic properties
|
|
for (var i in iterable)
|
|
{
|
|
if (i != "persistedProp")
|
|
throw "no persistedProp!";
|
|
if (iterable[i] != 17)
|
|
throw "iterable[\"persistedProp\"] == 17";
|
|
}
|
|
|
|
var keys = ["foo", "bar", "baz"];
|
|
var vals = [6, 5, 14];
|
|
|
|
iterable.__iterator__ =
|
|
function(keysOnly)
|
|
{
|
|
var gen =
|
|
function()
|
|
{
|
|
for (var i = 0; i < keys.length; i++)
|
|
{
|
|
if (keysOnly)
|
|
yield keys[i];
|
|
else
|
|
yield [keys[i], vals[i]];
|
|
}
|
|
};
|
|
return gen();
|
|
};
|
|
|
|
// for each sets keysOnly==false
|
|
var index = 0;
|
|
for each (var v in iterable)
|
|
{
|
|
if (!Array_equals(v, [keys[index], vals[index]]))
|
|
throw "for-each iteration failed on index=" + index + "!";
|
|
index++;
|
|
}
|
|
if (index != keys.length)
|
|
throw "not everything iterated! index=" + index +
|
|
", keys.length=" + keys.length;
|
|
|
|
if (iterable.persistedProp != 17)
|
|
throw "iterable.persistedProp not persisted!";
|
|
}
|
|
catch (e)
|
|
{
|
|
failed = e;
|
|
}
|
|
|
|
|
|
|
|
expect = false;
|
|
actual = failed;
|
|
|
|
reportCompare(expect, actual, summary);
|