/* * The contents of this file are subject to the Netscape 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/NPL/ * * 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 mozilla.org code. * * The Initial Developer of the Original Code is Netscape * Communications Corporation. Portions created by Netscape are * Copyright (C) 1998 Netscape Communications Corporation. All * Rights Reserved. * * Contributor(s): pschwartau@netscape.com * Date: 03 December 2000 * * * SUMMARY: This test arose from Bugzilla bug 57043: * "Negative integers as object properties: strange behavior!" * * We check that object properties may be indexed by signed * numeric literals, as in assignments like obj[-1] = 'Hello' * * NOTE: it should not matter whether we provide the literal with * quotes around it or not; e.g. these should be equivalent: * * obj[-1] = 'Hello' * obj['-1'] = 'Hello' */ //------------------------------------------------------------------------------------------------- var bug = 57043; var summary = 'Indexing object properties by signed numerical literals -' var statprefix = 'Adding a property to test object with an index of '; var statsuffix = ', testing it now -'; var propprefix = 'This is property '; var obj = new Object(); var status = ''; var actual = ''; var expect = ''; var value = ''; // various indices to try - var index = Array(-5000, -507, -3, -2, -1, 0, 1, 2, 3); //------------------------------------------------------------------------------------------------- test(); //------------------------------------------------------------------------------------------------- function test() { enterFunc ('test'); printBugNumber (bug); printStatus (summary); for (j in index) {testProperty(index[j]);} exitFunc ('test'); } function testProperty(i) { status = getStatus(i); // try to assign a property using the given index - obj[i] = value = (propprefix + i); // try to read the property back via the index (as number) - expect = value; actual = obj[i]; reportCompare(expect, actual, status); // try to read the property back via the index as string - expect = value; actual = obj[String(i)]; reportCompare(expect, actual, status); } function getStatus(i) { return (statprefix + i + statsuffix); }