| <!DOCTYPE html> |
| <title>Test that line breaks are forced in captions.</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script src="../media-file.js"></script> |
| <script src="../media-controls.js"></script> |
| <video> |
| <track src="captions-webvtt/long-word.vtt" kind="captions" default> |
| </video> |
| <script> |
| async_test(function(t) { |
| var singleLineCaptionHeight; |
| var video = document.querySelector("video"); |
| video.oncanplaythrough = t.step_func(function() { |
| // Record Single line caption height. |
| singleLineCaptionHeight = getCaptionLineHeight(); |
| video.currentTime = 3; |
| }); |
| |
| video.onseeked = t.step_func_done(function() { |
| var multiLineCaptionHeight = getCaptionLineHeight(); |
| assert_greater_than(multiLineCaptionHeight / singleLineCaptionHeight, 2); |
| }); |
| |
| video.src = findMediaFile("video", "../content/test"); |
| |
| function getCaptionLineHeight() { |
| var captionElement = textTrackContainerElement(video).firstChild.firstChild; |
| return captionElement.getBoundingClientRect().height; |
| } |
| }); |
| </script> |
