| // Copyright 2009 the Sputnik authors. All rights reserved. | |
| // This code is governed by the BSD license found in the LICENSE file. | |
| /*--- | |
| info: Operator ++x returns x = ToNumber(x) + 1 | |
| es5id: 11.4.4_A3_T4 | |
| description: Type(x) is undefined or null | |
| ---*/ | |
| //CHECK#1 | |
| var x; | |
| ++x; | |
| if (isNaN(x) !== true) { | |
| $ERROR('#1: var x; ++x; x === Not-a-Number. Actual: ' + (x)); | |
| } | |
| //CHECK#2 | |
| var x = null; | |
| ++x; | |
| if (x !== 1) { | |
| $ERROR('#2: var x = null; ++x; x === 1. Actual: ' + (x)); | |
| } |