gecko/js/tests/js1_7/expressions/destructuring-scope.js

97 lines
2.7 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
* Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s): Norris Boyd
*
* 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 = 'destructuring-scope.js';
//-----------------------------------------------------------------------------
var BUGNUMBER = 'none';
var summary = 'Test destructuring assignments for differing scopes';
var actual = '';
var expect = '';
printBugNumber(BUGNUMBER);
printStatus (summary);
function f() {
var x = 3;
if (x > 0) {
let {a:x} = {a:7};
if (x != 7)
throw "fail";
}
if (x != 3)
throw "fail";
}
function g() {
for (var [a,b] in {x:7}) {
if (a != "x" || b != 7)
throw "fail";
}
{
for (let [a,b] in {y:8}) {
if (a != "y" || b != 8)
throw "fail";
}
}
if (a != "x" || b != 7)
throw "fail";
}
f();
g();
if (typeof a != "undefined" || typeof b != "undefined" || typeof x != "undefined")
throw "fail";
function h() {
for ([a,b] in {z:9}) {
if (a != "z" || b != 9)
throw "fail";
}
}
h();
if (a != "z" || b != 9)
throw "fail";
reportCompare(expect, actual, summary);