S11.6.1_A3.1_T2.2.js (976B)
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: | 6 If Type(Primitive(x)) is not String and Type(Primitive(y)) is not String, 7 then operator x + y returns ToNumber(x) + ToNumber(y) 8 es5id: 11.6.1_A3.1_T2.2 9 description: > 10 Type(Primitive(x)) is different from Type(Primitive(y)) and both 11 types vary between Number (primitive or object) and Null 12 ---*/ 13 14 //CHECK#1 15 if (1 + null !== 1) { 16 throw new Test262Error('#1: 1 + null === 1. Actual: ' + (1 + null)); 17 } 18 19 //CHECK#2 20 if (null + 1 !== 1) { 21 throw new Test262Error('#2: null + 1 === 1. Actual: ' + (null + 1)); 22 } 23 24 //CHECK#3 25 if (new Number(1) + null !== 1) { 26 throw new Test262Error('#3: new Number(1) + null === 1. Actual: ' + (new Number(1) + null)); 27 } 28 29 //CHECK#4 30 if (null + new Number(1) !== 1) { 31 throw new Test262Error('#4: null + new Number(1) === 1. Actual: ' + (null + new Number(1))); 32 } 33 34 reportCompare(0, 0);