test262/test/language/expressions/instanceof/S15.3.5.3_A2_T5.js

39 lines
1.1 KiB
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: |
Assume F is a Function object. When the [[HasInstance]] method of
F is called with value V and V is an object, the following steps
are taken: i) Call the [[Get]] method of F with property name
"prototype". ii) Let O be Result(i). iii) O is not an object,
throw a TypeError exception
es5id: 15.3.5.3_A2_T5
description: F.prototype is void 0, and V is new F
---*/
var FACTORY;
FACTORY = Function("this.prop=1;");
FACTORY.prototype.name = "fairy";
var instance;
instance = new FACTORY;
FACTORY.prototype = void 0;
// CHECK#1
try {
instance instanceof FACTORY;
throw new Test262Error('#1: O is not an object, throw a TypeError exception');
} catch (e) {
if (!(e instanceof TypeError)) {
throw new Test262Error('#1.1: O is not an object, throw a TypeError exception');
}
}
// CHECK#2
if ((instance.constructor !== FACTORY) || (instance.name !== "fairy")) {
throw new Test262Error('#2: instance.constructor === FACTORY');
}