js/src/tests/js1_8_1/extensions/regress-520572.js

   1 /* -*- Mode: java; tab-width:8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * Any copyright is dedicated to the Public Domain.
   4  * http://creativecommons.org/licenses/publicdomain/
   5  * Contributor: Blake Kaplan
   6  */
   7
   8 //-----------------------------------------------------------------------------
   9 var BUGNUMBER = 520572;
  10 var summary = 'watch should innerize the object being watched';
  11 var actual = 0;
  12 var expect = 2;
  13
  14
  15 //-----------------------------------------------------------------------------
  16 test();
  17 //-----------------------------------------------------------------------------
  18
  19 function test()
  20 {
  21   enterFunc ('test');
  22   printBugNumber(BUGNUMBER);
  23   printStatus (summary);
  24
  25   if ("evalcx" in this) {
  26       // shell
  27       let s = evalcx("split");
  28       s.n = 0;
  29       evalcx('this.watch("x", function(){ n++; }); this.x = 4; x = 6', s);
  30       actual = s.n;
  31       reportCompare(expect, actual, summary);
  32   } else {
  33       // browser
  34       this.watch('x', function(){ actual++; });
  35       this.x = 4;
  36       x = 6;
  37       reportCompare(expect, actual, summary);
  38   }
  39
  40   exitFunc ('test');
  41 }