third_party/WebKit/LayoutTests/fast/mediastream/MediaStreamTrack-contentHint.html - Issue 2501623003: Implement MediaStreamTrack contentHint skeleton.

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Issue 2501623003: Implement MediaStreamTrack contentHint skeleton. (Closed)

Patch Set: rebase Created 4 years ago

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	1 <!DOCTYPE HTML>

	2 <script src="../../resources/testharness.js"></script>

	3 <script src="../../resources/testharnessreport.js"></script>

	4 <canvas id="canvas"/>

	5 <script>

	6

	7 createAudioTrack = function() {

	8 ac = new AudioContext();

	9 var osc = ac.createOscillator();

	10 var dest = ac.createMediaStreamDestination();

	11 osc.connect(dest);

	12 audio_track = dest.stream.getAudioTracks()[0];

	13

	14 assert_equals(audio_track.kind, "audio");

	15 return audio_track;

	16 }

	17

	18 createVideoTrack = function() {

	19 canvas = document.getElementById("canvas");

	20 video_track = canvas.captureStream().getVideoTracks()[0];

	21

	22 assert_equals(video_track.kind, "video");

	23 return video_track;

	24 }

	25

	26 test(t => {

	27 audio_track = createAudioTrack();

	28 assert_equals("", audio_track.contentHint);

	29

	30 video_track = createVideoTrack();

	31 assert_equals("", video_track.contentHint);

	32 }, "Tracks have empty default content hint");

	33

	34 test(t => {

	35 audio_track = createAudioTrack();

	36 audio_track.contentHint = "speech";

	37 assert_equals(audio_track.contentHint, "speech");

	38 audio_track.contentHint = "music";

	39 assert_equals(audio_track.contentHint, "music");

	40 audio_track.contentHint = "";

	41 assert_equals(audio_track.contentHint, "");

	42 }, "Accepts valid audio contentHints");

	43

	44 test(t => {

	45 audio_track = createAudioTrack();

	46 audio_track.contentHint = "speech";

	47 assert_equals(audio_track.contentHint, "speech");

	48 audio_track.contentHint = "fluid";

	49 assert_equals(audio_track.contentHint, "speech",

	50 "Audio tracks should ignore video-only contentHints.");

	51 audio_track.contentHint = "bogus";

	52 assert_equals(audio_track.contentHint, "speech",

	53 "Audio tracks should ignore garbage contentHints");

	54 }, "Audio tracks ignore invalid/video contentHints");

	55

	56 test(t => {

	57 video_track = createVideoTrack();

	58 video_track.contentHint = "fluid";

	59 assert_equals(video_track.contentHint, "fluid");

	60 video_track.contentHint = "detailed";

	61 assert_equals(video_track.contentHint, "detailed");

	62 video_track.contentHint = "";

	63 assert_equals(video_track.contentHint, "");

	64 }, "Accepts valid video contentHints");

	65

	66 test(t => {

	67 video_track = createVideoTrack();

	68 video_track.contentHint = "fluid";

	69 assert_equals(video_track.contentHint, "fluid");

	70 video_track.contentHint = "speech";

	71 assert_equals(video_track.contentHint, "fluid",

	72 "Video tracks should ignore audio-only contentHints.");

	73 video_track.contentHint = "bogus";

	74 assert_equals(video_track.contentHint, "fluid",

	75 "Video tracks should ignore garbage contentHints");

	76 }, "Video tracks ignore invalid/audio contentHints");

	77

	78 test(t => {

	79 video_track = createVideoTrack();

	80 video_track.contentHint = "fluid";

	81 assert_equals(video_track.contentHint, "fluid");

	82

	83 // Cloning a track should preserve contentHint.

	84 video_track_clone = video_track.clone();

	85 assert_equals(video_track_clone.contentHint, "fluid");

	86

	87 // Changing a cloned track's contentHint should not change the original.

	88 video_track_clone.contentHint = "detailed";

	89 assert_equals(video_track_clone.contentHint, "detailed");

	90 assert_equals(video_track.contentHint, "fluid");

	91 }, "Cloned video tracks have separate contentHints");

	92

	93 test(t => {

	94 audio_track = createAudioTrack();

	95 audio_track.contentHint = "speech";

	96 assert_equals(audio_track.contentHint, "speech");

	97

	98 // Cloning a track should preserve contentHint.

	99 audio_track_clone = audio_track.clone();

	100 assert_equals(audio_track_clone.contentHint, "speech");

	101

	102 // Changing a cloned track's contentHint should not change the original.

	103 audio_track_clone.contentHint = "music";

	104 assert_equals(audio_track_clone.contentHint, "music");

	105 assert_equals(audio_track.contentHint, "speech");

	106 }, "Cloned audio tracks have separate contentHints");

	107

	108 </script>

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