| <!DOCTYPE html> |
| <script src="../../../resources/js-test-pre.js"></script> |
| <body> |
| <video src="../../content/CC+Subtitles.mov" style="position: absolute; left: 0; top: 0; width: 640px; height: 360px;" controls autoplay></video> |
| <script type="text/javascript"> |
| |
| window.jsTestIsAsync = true; |
| |
| description("Clicking on a track in the tracks panel."); |
| |
| const media = document.querySelector("video"); |
| const shadowRoot = window.internals.shadowRoot(media); |
| |
| let previouslySelectedTrack = 0; |
| |
| media.addEventListener("play", () => { |
| media.pause(); |
| |
| dumpAudioTracksEnabledState(); |
| |
| media.audioTracks.addEventListener("change", audioTracksDidChange); |
| |
| debug(""); |
| shouldBecomeDifferent("shadowRoot.querySelector('button.tracks')", "null", () => { |
| shouldBecomeDifferent("shadowRoot.querySelector('button.tracks').getBoundingClientRect().width", "0", () => { |
| clickOnTracksButton(clickOnSecondAudioTrack); |
| }); |
| }); |
| }); |
| |
| function clickOnTracksButton(continuation) |
| { |
| window.requestAnimationFrame(() => { |
| debug(""); |
| debug("Clicking on the tracks button"); |
| clickOnElement(shadowRoot.lastChild.querySelector("button.tracks")); |
| window.requestAnimationFrame(continuation); |
| }); |
| } |
| |
| function clickOnSecondAudioTrack() |
| { |
| debug("Clicking on second audio track in tracks panel"); |
| clickOnAudioTrackAtIndex(1); |
| } |
| |
| function clickOnThirdAudioTrack() |
| { |
| debug("Clicking on third audio track in tracks panel"); |
| clickOnAudioTrackAtIndex(2); |
| } |
| |
| function clickOnAudioTrackAtIndex(index) |
| { |
| clickOnElement(shadowRoot.lastChild.querySelectorAll("li")[index]); |
| } |
| |
| function clickOnElement(element) |
| { |
| const bounds = element.getBoundingClientRect(); |
| eventSender.mouseMoveTo(bounds.left + 1, bounds.top + 1); |
| eventSender.mouseDown(); |
| eventSender.mouseUp(); |
| } |
| |
| function audioTracksDidChange() |
| { |
| const newSelectedTrack = Array.from(media.audioTracks).findIndex(track => track.enabled); |
| if (previouslySelectedTrack === newSelectedTrack) |
| return; |
| |
| previouslySelectedTrack = newSelectedTrack; |
| |
| debug(""); |
| debug("Obtained change event on media audio tracks"); |
| |
| dumpAudioTracksEnabledState(); |
| |
| if (media.audioTracks[1].enabled) |
| shadowRoot.querySelector(".tracks-panel").addEventListener("transitionend", event => clickOnTracksButton(clickOnThirdAudioTrack)); |
| else if (media.audioTracks[2].enabled) { |
| debug(""); |
| media.remove(); |
| finishJSTest(); |
| } |
| } |
| |
| function dumpAudioTracksEnabledState() |
| { |
| Array.from(media.audioTracks).forEach((audioTrack, index) => { |
| debug(`media.audioTracks[${index}].enabled = ${media.audioTracks[index].enabled}`); |
| }); |
| } |
| |
| </script> |
| <script src="../../../resources/js-test-post.js"></script> |
| </body> |
