/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ /** File Name: 9.3-1.js ECMA Section: 9.3 Type Conversion: ToNumber Description: rules for converting an argument to a number. see 9.3.1 for cases for converting strings to numbers. special cases: undefined NaN Null NaN Boolean 1 if true; +0 if false Number the argument ( no conversion ) String see test 9.3.1 Object see test 9.3-1 This tests ToNumber applied to the object type, except if object is string. See 9.3-2 for ToNumber( String object). Author: christine@netscape.com Date: 10 july 1997 */ var SECTION = "9.3-1"; var VERSION = "ECMA_1"; startTest(); writeHeaderToLog( SECTION + " ToNumber"); // object is Number new TestCase( SECTION, "Number(new Number())", 0, Number(new Number()) ); new TestCase( SECTION, "typeof Number(new Number())", "number", typeof Number(new Number()) ); new TestCase( SECTION, "Number(new Number(Number.NaN))", Number.NaN, Number(new Number(Number.NaN)) ); new TestCase( SECTION, "typeof Number(new Number(Number.NaN))","number", typeof Number(new Number(Number.NaN)) ); new TestCase( SECTION, "Number(new Number(0))", 0, Number(new Number(0)) ); new TestCase( SECTION, "typeof Number(new Number(0))", "number", typeof Number(new Number(0)) ); new TestCase( SECTION, "Number(new Number(null))", 0, Number(new Number(null)) ); new TestCase( SECTION, "typeof Number(new Number(null))", "number", typeof Number(new Number(null)) ); // new TestCase( SECTION, "Number(new Number(void 0))", Number.NaN, Number(new Number(void 0)) ); new TestCase( SECTION, "Number(new Number(true))", 1, Number(new Number(true)) ); new TestCase( SECTION, "typeof Number(new Number(true))", "number", typeof Number(new Number(true)) ); new TestCase( SECTION, "Number(new Number(false))", 0, Number(new Number(false)) ); new TestCase( SECTION, "typeof Number(new Number(false))", "number", typeof Number(new Number(false)) ); // object is boolean new TestCase( SECTION, "Number(new Boolean(true))", 1, Number(new Boolean(true)) ); new TestCase( SECTION, "typeof Number(new Boolean(true))", "number", typeof Number(new Boolean(true)) ); new TestCase( SECTION, "Number(new Boolean(false))", 0, Number(new Boolean(false)) ); new TestCase( SECTION, "typeof Number(new Boolean(false))", "number", typeof Number(new Boolean(false)) ); // object is array new TestCase( SECTION, "Number(new Array(2,4,8,16,32))", Number.NaN, Number(new Array(2,4,8,16,32)) ); new TestCase( SECTION, "typeof Number(new Array(2,4,8,16,32))", "number", typeof Number(new Array(2,4,8,16,32)) ); test();