| // Copyright 2009 the Sputnik authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /** |
| * If Type(Primitive(x)) is String or Type(Primitive(y)) is String, then operator x + y returns the result of concatenating ToString(x) followed by ToString(y) |
| * |
| * @path ch11/11.6/11.6.1/S11.6.1_A3.2_T2.4.js |
| * @description Type(Primitive(x)) is different from Type(Primitive(y)) and both types vary between String (primitive or object) and Null |
| */ |
| |
| //CHECK#1 |
| if ("1" + null !== "1null") { |
| $ERROR('#1: "1" + null === "1null". Actual: ' + ("1" + null)); |
| } |
| |
| //CHECK#2 |
| if (null + "1" !== "null1") { |
| $ERROR('#2: null + "1" === "null1". Actual: ' + (null + "1")); |
| } |
| |
| //CHECK#3 |
| if (new String("1") + null !== "1null") { |
| $ERROR('#3: new String("1") + null === "1null". Actual: ' + (new String("1") + null)); |
| } |
| |
| //CHECK#4 |
| if (null + new String("1") !== "null1") { |
| $ERROR('#4: null + new String("1") === "null1". Actual: ' + (null + new String("1"))); |
| } |
| |