/* -*- 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 * Netscape Communication Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * 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 ***** */ gTestfile = 'forin-001.js'; /** * File Name: forin-001.js * ECMA Section: * Description: The forin-001 statement * * Verify that the property name is assigned to the property on the left * hand side of the for...in expression. * * Author: christine@netscape.com * Date: 28 August 1998 */ var SECTION = "forin-001"; var VERSION = "ECMA_2"; var TITLE = "The for...in statement"; var BUGNUMBER="330890"; var BUGNUMBER="http://scopus.mcom.com/bugsplat/show_bug.cgi?id=344855"; startTest(); writeHeaderToLog( SECTION + " "+ TITLE); ForIn_1( { length:4, company:"netscape", year:2000, 0:"zero" } ); ForIn_2( { length:4, company:"netscape", year:2000, 0:"zero" } ); ForIn_3( { length:4, company:"netscape", year:2000, 0:"zero" } ); // ForIn_6({ length:4, company:"netscape", year:2000, 0:"zero" }); // ForIn_7({ length:4, company:"netscape", year:2000, 0:"zero" }); ForIn_8({ length:4, company:"netscape", year:2000, 0:"zero" }); test(); /** * Verify that the left side argument is evaluated with every iteration. * Verify that the name of each property of the object is assigned to a * a property. * */ function ForIn_1( object ) { PropertyArray = new Array(); ValueArray = new Array(); for ( PropertyArray[PropertyArray.length] in object ) { ValueArray[ValueArray.length] = object[PropertyArray[PropertyArray.length-1]]; } for ( var i = 0; i < PropertyArray.length; i++ ) { new TestCase( SECTION, "object[" + PropertyArray[i] +"]", object[PropertyArray[i]], ValueArray[i] ); } new TestCase( SECTION, "object.length", PropertyArray.length, object.length ); } /** * Similar to ForIn_1, except it should increment the counter variable * every time the left hand expression is evaluated. */ function ForIn_2( object ) { PropertyArray = new Array(); ValueArray = new Array(); var i = 0; for ( PropertyArray[i++] in object ) { ValueArray[ValueArray.length] = object[PropertyArray[PropertyArray.length-1]]; } for ( i = 0; i < PropertyArray.length; i++ ) { new TestCase( SECTION, "object[" + PropertyArray[i] +"]", object[PropertyArray[i]], ValueArray[i] ); } new TestCase( SECTION, "object.length", PropertyArray.length, object.length ); } /** * Break out of a for...in loop * * */ function ForIn_3( object ) { var checkBreak = "pass"; var properties = new Array(); var values = new Array(); for ( properties[properties.length] in object ) { values[values.length] = object[properties[properties.length-1]]; break; checkBreak = "fail"; } new TestCase( SECTION, "check break out of for...in", "pass", checkBreak ); new TestCase( SECTION, "properties.length", 1, properties.length ); new TestCase( SECTION, "object["+properties[0]+"]", values[0], object[properties[0]] ); } /** * Break out of a labeled for...in loop. */ function ForIn_4( object ) { var result1 = 0; var result2 = 0; var result3 = 0; var result4 = 0; var i = 0; var property = new Array(); butterbean: { result1++; for ( property[i++] in object ) { result2++; break; result4++; } result3++; } new TestCase( SECTION, "verify labeled statement is only executed once", true, result1 == 1 ); new TestCase( SECTION, "verify statements in for loop are evaluated", true, result2 == i ); new TestCase( SECTION, "verify break out of labeled for...in loop", true, result4 == 0 ); new TestCase( SECTION, "verify break out of labeled block", true, result3 == 0 ); } /** * Labeled break out of a labeled for...in loop. */ function ForIn_5 (object) { var result1 = 0; var result2 = 0; var result3 = 0; var result4 = 0; var i = 0; var property = new Array(); bigredbird: { result1++; for ( property[i++] in object ) { result2++; break bigredbird; result4++; } result3++; } new TestCase( SECTION, "verify labeled statement is only executed once", true, result1 == 1 ); new TestCase( SECTION, "verify statements in for loop are evaluated", true, result2 == i ); new TestCase( SECTION, "verify break out of labeled for...in loop", true, result4 == 0 ); new TestCase( SECTION, "verify break out of labeled block", true, result3 == 0 ); } /** * Labeled continue from a labeled for...in loop */ function ForIn_7( object ) { var result1 = 0; var result2 = 0; var result3 = 0; var result4 = 0; var i = 0; var property = new Array(); bigredbird: for ( property[i++] in object ) { result2++; continue bigredbird; result4++; } new TestCase( SECTION, "verify statements in for loop are evaluated", true, result2 == i ); new TestCase( SECTION, "verify break out of labeled for...in loop", true, result4 == 0 ); new TestCase( SECTION, "verify break out of labeled block", true, result3 == 1 ); } /** * continue in a for...in loop * */ function ForIn_8( object ) { var checkBreak = "pass"; var properties = new Array(); var values = new Array(); for ( properties[properties.length] in object ) { values[values.length] = object[properties[properties.length-1]]; break; checkBreak = "fail"; } new TestCase( SECTION, "check break out of for...in", "pass", checkBreak ); new TestCase( SECTION, "properties.length", 1, properties.length ); new TestCase( SECTION, "object["+properties[0]+"]", values[0], object[properties[0]] ); }