tests/mozilla/ecma_2/instanceof/instanceof-003.js

   1 /**
   2     File Name:          instanceof-003.js
   3     ECMA Section:
   4     Description:        http://bugzilla.mozilla.org/show_bug.cgi?id=7635
   5
   6 js> function Foo() {}
   7 js> theproto = {};
   8 [object Object]
   9 js> Foo.prototype = theproto
  10 [object Object]
  11 js> theproto instanceof Foo
  12 true
  13
  14 I think this should be 'false'
  15
  16
  17     Author:             christine@netscape.com
  18     Date:               12 november 1997
  19 */
  20     var SECTION = "instanceof-003";
  21     var VERSION = "ECMA_2";
  22     var TITLE   = "instanceof operator";
  23     var BUGNUMBER ="http://bugzilla.mozilla.org/show_bug.cgi?id=7635";
  24
  25     startTest();
  26
  27     function Foo() {};
  28     theproto = {};
  29     Foo.prototype = theproto;
  30
  31     AddTestCase(
  32         "function Foo() = {}; theproto = {}; Foo.prototype = theproto; " +
  33             "theproto instanceof Foo",
  34         false,
  35         theproto instanceof Foo );
  36
  37
  38     var o = {};
  39
  40     AddTestCase(
  41         "o = {}; o instanceof o",
  42         false,
  43         o instanceof o );
  44
  45
  46     test();