| // Copyright 2009 the Sputnik authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /** |
| * Operator x - y returns ToNumber(x) - ToNumber(y) |
| * |
| * @path ch11/11.6/11.6.2/S11.6.2_A3_T2.6.js |
| * @description Type(x) is different from Type(y) and both types vary between String (primitive or object) and Undefined |
| */ |
| |
| //CHECK#1 |
| if (isNaN("1" - undefined) !== true) { |
| $ERROR('#1: "1" - undefined === Not-a-Number. Actual: ' + ("1" - undefined)); |
| } |
| |
| //CHECK#2 |
| if (isNaN(undefined - "1") !== true) { |
| $ERROR('#2: undefined - "1" === Not-a-Number. Actual: ' + (undefined - "1")); |
| } |
| |
| //CHECK#3 |
| if (isNaN(new String("1") - undefined) !== true) { |
| $ERROR('#3: new String("1") - undefined === Not-a-Number. Actual: ' + (new String("1") - undefined)); |
| } |
| |
| //CHECK#4 |
| if (isNaN(undefined - new String("1")) !== true) { |
| $ERROR('#4: undefined - new String("1") === Not-a-Number. Actual: ' + (undefined - new String("1"))); |
| } |
| |
