| <!doctype html> |
| <title>TextTrack.oncuechange</title> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <div id=log></div> |
| <script> |
| setup(function(){ |
| window.video = document.createElement('video'); |
| window.t1 = video.addTextTrack('subtitles'); |
| window.ev = new Event('cuechange'); |
| window.ran = false; |
| window.cb = function() { ran = true; }; |
| }); |
| test(function(){ |
| assert_equals(t1.oncuechange, null); |
| t1.oncuechange = cb; |
| t1.dispatchEvent(ev); |
| assert_true(ran); |
| t1.oncuechange = null; |
| ran = false; |
| t1.dispatchEvent(ev); |
| assert_false(ran); |
| }); |
| test(function(){ |
| t1.addEventListener('cuechange', cb, false); |
| t1.dispatchEvent(ev); |
| assert_true(ran); |
| t1.removeEventListener('cuechange', cb, false); |
| ran = false; |
| t1.dispatchEvent(ev); |
| assert_false(ran); |
| }, 'TextTrack.addEventListener/removeEventListener'); |
| </script> |
