mirror of https://github.com/tc39/test262.git
41 lines
1.4 KiB
JavaScript
41 lines
1.4 KiB
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
info: >
|
|
Only Function objects implement [[HasInstance]] and can be proper
|
|
ShiftExpression for the "instanceof" operator consequently
|
|
es5id: 11.8.6_A6_T4
|
|
description: Checking if RelationalExpression is object
|
|
---*/
|
|
|
|
var MyFunct = function(){};
|
|
var __my__funct = new MyFunct;
|
|
|
|
|
|
//CHECK#1
|
|
if (!(__my__funct instanceof MyFunct)){
|
|
$ERROR('#1 Only Function objects implement [[HasInstance]] and consequently can be proper ShiftExpression for The instanceof operator');
|
|
}
|
|
|
|
//CHECK#2
|
|
if (__my__funct instanceof Function){
|
|
$ERROR('#2 Only Function objects implement [[HasInstance]] and consequently can be proper ShiftExpression for The instanceof operator');
|
|
}
|
|
|
|
//CHECK#3
|
|
if (!(__my__funct instanceof Object)){
|
|
$ERROR('#3 Only Function objects implement [[HasInstance]] and consequently can be proper ShiftExpression for The instanceof operator');
|
|
}
|
|
|
|
//CHECK#4
|
|
try{
|
|
__my__funct instanceof __my__funct;
|
|
$ERROR('#4 Only Function objects implement [[HasInstance]] and consequently can be proper ShiftExpression for The instanceof operator');
|
|
}
|
|
catch(e){
|
|
if (e instanceof TypeError !== true) {
|
|
$ERROR('#4 Only Function objects implement [[HasInstance]] and consequently can be proper ShiftExpression for The instanceof operator');
|
|
}
|
|
}
|