third_party/WebKit/LayoutTests/fast/js/script-tests/cross-frame-really-bad-time.js

   1 description(
   2 "Tests that having a bad time has correct cross frame behavior, if an instance object is created in a different global object than the affected prototype."
   3 );
   4
   5 if (window.testRunner)
   6     testRunner.waitUntilDone();
   7
   8 var ouches = 0;
   9
  10 function Cons() { }
  11
  12 var array;
  13
  14 function foo() {
  15     array = new Cons();
  16     array.length = 10;
  17     for (var i = 0; i < 10; i+=2)
  18         array[i] = 42;
  19 }
  20
  21 function evil() {
  22     for (var i = 0; i < 10; i+=2)
  23         Cons.prototype.__defineSetter__(i + 1, function() { ouches++; });
  24 }
  25
  26 function bar() {
  27     for (var i = 0; i < 10; i+=2)
  28         array[i + 1] = 63;
  29 }
  30
  31 function done() {
  32     var string = Array.prototype.join.apply(array, [","]);
  33     debug("Array is: " + string);
  34     if (string == "42,,42,,42,,42,,42,")
  35         testPassed("Array has holes in odd numbered entries.");
  36     else
  37         testFailed("Array does not have the required holes.");
  38
  39     if (ouches == 5)
  40         testPassed("Got 5 ouches.");
  41     else
  42         testFailed("Did not get 5 ouches. Got " + ouches + " + instead.");
  43
  44     if (testRunner)
  45         testRunner.notifyDone();
  46 }
  47
  48 var frame = document.getElementById("myframe");
  49
  50 frame.contentDocument.open();
  51 frame.contentDocument.write(
  52     "<!DOCTYPE html>\n<html><body><script type=\"text/javascript\">\n" +
  53     "window.parent.Cons.prototype = {};\n" +
  54     "window.parent.foo();\n" +
  55     "window.parent.evil();\n" +
  56     "window.parent.bar();\n" +
  57     "window.parent.done();\n" +
  58     "</script></body></html>");
  59 frame.contentDocument.close();