S11.4.5_A4_T3.js (705B)
1 // Copyright 2009 the Sputnik authors. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 info: Operator --x returns ToNumber(x) - 1 6 es5id: 11.4.5_A4_T3 7 description: Type(x) is string primitive or String object 8 ---*/ 9 10 //CHECK#1 11 var x = "1"; 12 if (--x !== 1 - 1) { 13 throw new Test262Error('#1: var x = "1"; --x === 1 - 1. Actual: ' + (--x)); 14 } 15 16 //CHECK#2 17 var x = "x"; 18 if (isNaN(--x) !== true) { 19 throw new Test262Error('#2: var x = "x"; --x === Not-a-Number. Actual: ' + (--x)); 20 } 21 22 //CHECK#3 23 var x = new String("-1"); 24 if (--x !== -1 - 1) { 25 throw new Test262Error('#3: var x = new String("-1"); --x === -1 - 1. Actual: ' + (--x)); 26 } 27 28 reportCompare(0, 0);