| <!DOCTYPE html> |
| <title>Test that user preference for text track kind is honored.</title> |
| <script src="../media-file.js"></script> |
| <script src="../media-controls.js"></script> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <video> |
| <track src="captions-webvtt/styling.vtt" kind="captions" srclang="de"> |
| <track src="captions-webvtt/styling.vtt" kind="captions" srclang="es"> |
| <track src="captions-webvtt/styling.vtt" kind="captions" srclang="en"> |
| <track src="captions-webvtt/styling.vtt" kind="subtitles" srclang="fr"> |
| <track src="captions-webvtt/styling.vtt" kind="subtitles" srclang="es"> |
| <track src="captions-webvtt/styling.vtt" kind="subtitles" srclang="ar" default> |
| <track src="captions-webvtt/styling.vtt" kind="captions" srclang="fr" default> |
| </video> |
| <script> |
| async_test(function(t) { |
| var video = document.querySelector("video"); |
| t.add_cleanup(function() { |
| internals.setUserPreferredLanguages([]); |
| internals.settings.setTextTrackKindUserPreference("default"); |
| }); |
| internals.setUserPreferredLanguages(["jp", "es", "en", "fr"]); |
| video.src = findMediaFile("video", "../content/test"); |
| |
| var tracks; |
| var expectedTrack; |
| video.oncanplaythrough = t.step_func(function() { |
| tracks = video.textTracks; |
| assert_equals(tracks.length, 7); |
| testUserPreferencesDefault(); |
| testUserPreferencesSubtitles(); |
| testUserPreferencesCaptions(); |
| }); |
| |
| function testUserPreferencesDefault() { |
| // User preference is initialized to pick tracks marked as default. |
| // When multiple default tracks exist, pick the first default track. |
| expectedTrack = tracks[5]; |
| checkExpected("showing", "subtitles", "ar"); |
| } |
| |
| function testUserPreferencesSubtitles() { |
| internals.settings.setTextTrackKindUserPreference("subtitles"); |
| // Displays subtitle track over caption track when both exist in the same language. |
| expectedTrack = tracks[4]; |
| checkExpected("showing", "subtitles", "es"); |
| } |
| |
| function testUserPreferencesCaptions() { |
| internals.settings.setTextTrackKindUserPreference("captions"); |
| expectedTrack = tracks[1]; |
| checkExpected("showing", "captions", "es"); |
| |
| // Add a subtitle track in user"s first preferred language "jp". |
| // This track must be displayed over a caption track with a |
| // language less preferred by the user. |
| var track = document.createElement("track"); |
| track.setAttribute("kind", "subtitles"); |
| track.setAttribute("src", "captions-webvtt/styling.vtt"); |
| track.setAttribute("srclang", "jp"); |
| |
| track.onload = t.step_func_done(trackLoaded); |
| video.appendChild(track); |
| } |
| |
| function trackLoaded() { |
| track = event.target; |
| expectedTrack = track.track; |
| assert_equals(track.readyState, HTMLTrackElement.LOADED); |
| checkExpected("showing", "subtitles", "jp"); |
| } |
| |
| function checkExpected(mode, kind, language) { |
| assert_equals(expectedTrack.mode, mode); |
| assert_equals(expectedTrack.kind, kind); |
| assert_equals(expectedTrack.language, language); |
| } |
| }); |
| </script> |
