/* 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 Communicator client code, released March * 31, 1998. * * 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): * */ /** Filename: Number.js Description: 'This tests the function Number(Object)' Author: Nick Lerissa Date: Fri Feb 13 09:58:28 PST 1998 */ var SECTION = 'As described in Netscape doc "Whats new in JavaScript 1.2"'; var VERSION = 'no version'; startTest(); var TITLE = 'functions: Number'; var BUGNUMBER="123435"; writeHeaderToLog('Executing script: Number.js'); writeHeaderToLog( SECTION + " "+ TITLE); var count = 0; var testcases = new Array(); date = new Date(2200); testcases[count++] = new TestCase( SECTION, "Number(new Date(2200)) ", 2200, (Number(date))); testcases[count++] = new TestCase( SECTION, "Number(true) ", 1, (Number(true))); testcases[count++] = new TestCase( SECTION, "Number(false) ", 0, (Number(false))); testcases[count++] = new TestCase( SECTION, "Number('124') ", 124, (Number('124'))); testcases[count++] = new TestCase( SECTION, "Number('1.23') ", 1.23, (Number('1.23'))); testcases[count++] = new TestCase( SECTION, "Number({p:1}) ", NaN, (Number({p:1}))); testcases[count++] = new TestCase( SECTION, "Number(null) ", 0, (Number(null))); testcases[count++] = new TestCase( SECTION, "Number(-45) ", -45, (Number(-45))); // http://scopus.mcom.com/bugsplat/show_bug.cgi?id=123435 // under js1.2, Number([1,2,3]) should return 3. /* http://bugs.webkit.org/show_bug.cgi?id=11545#c4 According to ECMA 9.3, when input type was Object, should call ToPrimitive(input arg, hint Number) first, and than ToNumber() later. However, ToPrimitive() will use [[DefaultValue]](hint) rule when input Type was Object (ECMA 8.6.2.6). So the input [1,2,3] will applied [[DefaultValue]](hint) rule with hint Number, and it looks like this: toString(valuOf([1,2,3])) => toString(1,2,3) => '1,2,3' Than ToNumber('1,2,3') results NaN based on ECMA 9.3.1: If the grammar cannot interpret the string as an expansion of StringNumericLiteral, then the result of ToNumber is NaN. */ //testcases[count++] = new TestCase( SECTION, "Number([1,2,3]) ", // 3, (Number([1,2,3]))); function test() { for ( tc=0; tc < testcases.length; tc++ ) { testcases[tc].passed = writeTestCaseResult( testcases[tc].expect, testcases[tc].actual, testcases[tc].description +" = "+ testcases[tc].actual ); testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value "; } stopTest(); return ( testcases ); } test();