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: ContentHint -> ContentHintType 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 </canvas>

	6 <script>

	7

	8 function createAudioTrack() {

	9 ac = new AudioContext();

	10 var osc = ac.createOscillator();

	11 var dest = ac.createMediaStreamDestination();

	12 osc.connect(dest);

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

	14

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

	16 return audio_track;

	17 }

	18

	19 function createVideoTrack() {

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

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

	22

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

	24 return video_track;

	25 }

	26

	27 test(t => {

	28 audio_track = createAudioTrack();

	29 assert_equals("", audio_track.contentHint);

	30

	31 video_track = createVideoTrack();

	32 assert_equals("", video_track.contentHint);

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

	34

	35 test(t => {

	36 audio_track = createAudioTrack();

	37 audio_track.contentHint = "speech";

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

	39 audio_track.contentHint = "music";

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

	41 audio_track.contentHint = "";

	42 assert_equals(audio_track.contentHint, "");

	43 }, "Accepts valid audio contentHints");

	44

	45 test(t => {

	46 audio_track = createAudioTrack();

	47 audio_track.contentHint = "speech";

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

	49 audio_track.contentHint = "fluid";

	50 assert_equals(audio_track.contentHint, "speech",

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

	52 audio_track.contentHint = "bogus";

	53 assert_equals(audio_track.contentHint, "speech",

	54 "Audio tracks should ignore garbage contentHints");

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

	56

	57 test(t => {

	58 video_track = createVideoTrack();

	59 video_track.contentHint = "fluid";

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

	61 video_track.contentHint = "detailed";

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

	63 video_track.contentHint = "";

	64 assert_equals(video_track.contentHint, "");

	65 }, "Accepts valid video contentHints");

	66

	67 test(t => {

	68 video_track = createVideoTrack();

	69 video_track.contentHint = "fluid";

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

	71 video_track.contentHint = "speech";

	72 assert_equals(video_track.contentHint, "fluid",

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

	74 video_track.contentHint = "bogus";

	75 assert_equals(video_track.contentHint, "fluid",

	76 "Video tracks should ignore garbage contentHints");

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

	78

	79 test(t => {

	80 video_track = createVideoTrack();

	81 video_track.contentHint = "fluid";

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

	83

	84 // Cloning a track should preserve contentHint.

	85 video_track_clone = video_track.clone();

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

	87

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

	89 video_track_clone.contentHint = "detailed";

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

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

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

	93

	94 test(t => {

	95 audio_track = createAudioTrack();

	96 audio_track.contentHint = "speech";

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

	98

	99 // Cloning a track should preserve contentHint.

	100 audio_track_clone = audio_track.clone();

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

	102

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

	104 audio_track_clone.contentHint = "music";

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

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

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

	108

	109 </script>

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