src/third_party/mozjs-45/js/src/tests/ecma_2/instanceof/instanceof-003.js

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */


/**
   File Name:          instanceof-003.js
   ECMA Section:
   Description:        http://bugzilla.mozilla.org/show_bug.cgi?id=7635

   js> function Foo() {}
   js> theproto = {};
   [object Object]
   js> Foo.prototype = theproto
   [object Object]
   js> theproto instanceof Foo
   true

   I think this should be 'false'


   Author:             christine@netscape.com
   Date:               12 november 1997

   Modified to conform to ECMA3
   https://bugzilla.mozilla.org/show_bug.cgi?id=281606
*/
var SECTION = "instanceof-003";
var VERSION = "ECMA_2";
var TITLE   = "instanceof operator";
var BUGNUMBER ="7635";

startTest();

function Foo() {};
theproto = {};
Foo.prototype = theproto;

AddTestCase(
  "function Foo() = {}; theproto = {}; Foo.prototype = theproto; " +
  "theproto instanceof Foo",
  false,
  theproto instanceof Foo );


var o = {};

// https://bugzilla.mozilla.org/show_bug.cgi?id=281606
try
{
  AddTestCase(
    "o = {}; o instanceof o",
    "error",
    o instanceof o );
}
catch(e)
{
  AddTestCase(
    "o = {}; o instanceof o",
    "error",
    "error" );
}

test();