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Unified Diff: third_party/WebKit/LayoutTests/fast/mediastream/MediaStreamTrack-contentHint.html

Issue 2501623003: Implement MediaStreamTrack contentHint skeleton. (Closed)
Patch Set: ContentHint -> ContentHintType Created 4 years ago
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Index: third_party/WebKit/LayoutTests/fast/mediastream/MediaStreamTrack-contentHint.html
diff --git a/third_party/WebKit/LayoutTests/fast/mediastream/MediaStreamTrack-contentHint.html b/third_party/WebKit/LayoutTests/fast/mediastream/MediaStreamTrack-contentHint.html
new file mode 100644
index 0000000000000000000000000000000000000000..108ad39b21c82351951a8f68cfed3c6cfccdf888
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/fast/mediastream/MediaStreamTrack-contentHint.html
@@ -0,0 +1,109 @@
+<!DOCTYPE HTML>
+<script src="../../resources/testharness.js"></script>
+<script src="../../resources/testharnessreport.js"></script>
+<canvas id="canvas">
+</canvas>
+<script>
+
+function createAudioTrack() {
+ ac = new AudioContext();
+ var osc = ac.createOscillator();
+ var dest = ac.createMediaStreamDestination();
+ osc.connect(dest);
+ audio_track = dest.stream.getAudioTracks()[0];
+
+ assert_equals(audio_track.kind, "audio");
+ return audio_track;
+}
+
+function createVideoTrack() {
+ canvas = document.getElementById("canvas");
+ video_track = canvas.captureStream().getVideoTracks()[0];
+
+ assert_equals(video_track.kind, "video");
+ return video_track;
+}
+
+test(t => {
+ audio_track = createAudioTrack();
+ assert_equals("", audio_track.contentHint);
+
+ video_track = createVideoTrack();
+ assert_equals("", video_track.contentHint);
+}, "Tracks have empty default content hint");
+
+test(t => {
+ audio_track = createAudioTrack();
+ audio_track.contentHint = "speech";
+ assert_equals(audio_track.contentHint, "speech");
+ audio_track.contentHint = "music";
+ assert_equals(audio_track.contentHint, "music");
+ audio_track.contentHint = "";
+ assert_equals(audio_track.contentHint, "");
+}, "Accepts valid audio contentHints");
+
+test(t => {
+ audio_track = createAudioTrack();
+ audio_track.contentHint = "speech";
+ assert_equals(audio_track.contentHint, "speech");
+ audio_track.contentHint = "fluid";
+ assert_equals(audio_track.contentHint, "speech",
+ "Audio tracks should ignore video-only contentHints.");
+ audio_track.contentHint = "bogus";
+ assert_equals(audio_track.contentHint, "speech",
+ "Audio tracks should ignore garbage contentHints");
+}, "Audio tracks ignore invalid/video contentHints");
+
+test(t => {
+ video_track = createVideoTrack();
+ video_track.contentHint = "fluid";
+ assert_equals(video_track.contentHint, "fluid");
+ video_track.contentHint = "detailed";
+ assert_equals(video_track.contentHint, "detailed");
+ video_track.contentHint = "";
+ assert_equals(video_track.contentHint, "");
+}, "Accepts valid video contentHints");
+
+test(t => {
+ video_track = createVideoTrack();
+ video_track.contentHint = "fluid";
+ assert_equals(video_track.contentHint, "fluid");
+ video_track.contentHint = "speech";
+ assert_equals(video_track.contentHint, "fluid",
+ "Video tracks should ignore audio-only contentHints.");
+ video_track.contentHint = "bogus";
+ assert_equals(video_track.contentHint, "fluid",
+ "Video tracks should ignore garbage contentHints");
+}, "Video tracks ignore invalid/audio contentHints");
+
+test(t => {
+ video_track = createVideoTrack();
+ video_track.contentHint = "fluid";
+ assert_equals(video_track.contentHint, "fluid");
+
+ // Cloning a track should preserve contentHint.
+ video_track_clone = video_track.clone();
+ assert_equals(video_track_clone.contentHint, "fluid");
+
+ // Changing a cloned track's contentHint should not change the original.
+ video_track_clone.contentHint = "detailed";
+ assert_equals(video_track_clone.contentHint, "detailed");
+ assert_equals(video_track.contentHint, "fluid");
+}, "Cloned video tracks have separate contentHints");
+
+test(t => {
+ audio_track = createAudioTrack();
+ audio_track.contentHint = "speech";
+ assert_equals(audio_track.contentHint, "speech");
+
+ // Cloning a track should preserve contentHint.
+ audio_track_clone = audio_track.clone();
+ assert_equals(audio_track_clone.contentHint, "speech");
+
+ // Changing a cloned track's contentHint should not change the original.
+ audio_track_clone.contentHint = "music";
+ assert_equals(audio_track_clone.contentHint, "music");
+ assert_equals(audio_track.contentHint, "speech");
+}, "Cloned audio tracks have separate contentHints");
+
+</script>
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