test_bug502818.html 1.6 KB

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  1. <!DOCTYPE HTML>
  2. <html>
  3. <!--
  4. https://bugzilla.mozilla.org/show_bug.cgi?id=502818
  5. -->
  6. <head>
  7. <title>Test for Bug 502818</title>
  8. <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  9. <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
  10. </head>
  11. <body>
  12. <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=502818">Mozilla Bug 502818</a>
  13. <p id="display"></p>
  14. <div id="content" style="display: none">
  15. </div>
  16. <pre id="test">
  17. <script type="application/javascript">
  18. /** Test for Bug 502818 **/
  19. var count = 0;
  20. function listener(evt) {
  21. ++count;
  22. is(evt.foo, 'bar', "Event.prototype should be accessible from " + evt.type);
  23. }
  24. Event.prototype.foo = 'bar';
  25. window.addEventListener('DOMMouseScroll', listener, false);
  26. window.addEventListener('MozMousePixelScroll', listener, false);
  27. window.addEventListener('foobar', listener, false);
  28. var e = document.createEvent("mousescrollevents");
  29. e.initMouseScrollEvent("DOMMouseScroll", true, true, window,
  30. 0, 0, 0, 0, 0, false, false, false, false,
  31. 0, null, 1);
  32. window.dispatchEvent(e);
  33. e.initMouseScrollEvent("MozMousePixelScroll", true, true, window,
  34. 0, 0, 0, 0, 0, false, false, false, false,
  35. 0, null, 1);
  36. window.dispatchEvent(e);
  37. e.initMouseScrollEvent("foobar", true, true, window,
  38. 0, 0, 0, 0, 0, false, false, false, false,
  39. 0, null, 1);
  40. window.dispatchEvent(e);
  41. is(count, 3, "Wrong number tests run!");
  42. </script>
  43. </pre>
  44. </body>
  45. </html>