| <!DOCTYPE html> |
| <title>Tests that the user's preferred languages are honored.</title> |
| <video></video> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| async_test(function(t) { |
| var video = document.querySelector("video"); |
| t.add_cleanup(function() { |
| internals.setUserPreferredLanguages([]); |
| internals.settings.setTextTrackKindUserPreference("default"); |
| }); |
| |
| // Set user preferred languages. |
| internals.setUserPreferredLanguages(['jp', 'es-ES', 'en', 'fr']); |
| internals.settings.setTextTrackKindUserPreference('captions'); |
| |
| var timer; |
| var expectedLanguage; |
| var testList = |
| { |
| currentTestIndex : -1, |
| tests : |
| [ |
| { |
| // A track language matches one of the user's preferred languages exactly. |
| languages : ['fr', 'en', 'jp'], |
| expectedLanguage : "jp" |
| }, |
| { |
| // A track language without locale exactly matches |
| // one of the user's preferred languages. |
| languages : ['fr-CH', 'da'], |
| expectedLanguage : "fr-CH" |
| }, |
| { |
| // A track language without locale matches one of |
| // the user's preferred languages without locale. |
| languages : ['fr', 'es-MX'], |
| expectedLanguage : "es-MX" |
| }, |
| { |
| // No track language matches any of the user's preferred languages. |
| languages : ['fa', 'ru', 'no'], |
| expectedLanguage : "fa" |
| } |
| ] |
| }; |
| |
| runNextTest(); |
| |
| function runNextTest() { |
| testList.currentTestIndex++; |
| if (testList.currentTestIndex >= testList.tests.length) { |
| var tracks = document.querySelectorAll('track'); |
| assert_equals(video.textTracks.length, tracks.length); |
| t.done(); |
| return; |
| } |
| |
| createTrackElements(testList.tests[testList.currentTestIndex].languages); |
| } |
| |
| function createTrackElements(languages) { |
| var tracks = document.querySelectorAll('track'); |
| for (var index = 0; index < tracks.length; ++index) |
| video.removeChild(tracks[index]); |
| |
| for (var index = 0; index < languages.length; ++index) |
| createTrackElement(languages[index], "captions-webvtt/tc004-webvtt-file.vtt"); |
| } |
| |
| function createTrackElement(language, src) { |
| var track = document.createElement('track'); |
| track.setAttribute('kind', "captions"); |
| track.setAttribute('src', src); |
| track.setAttribute('srclang', language); |
| track.onload = t.step_func(trackLoaded); |
| video.appendChild(track); |
| } |
| |
| function trackLoaded() { |
| var track = event.target; |
| assert_equals(track.readyState, HTMLTrackElement.LOADED); |
| assert_equals(track.srclang, testList.tests[testList.currentTestIndex].expectedLanguage); |
| |
| timer = setTimeout(runNextTest, 200); |
| } |
| }); |
| </script> |
