1 files changed, 181 insertions, 0 deletions
diff --git a/dom/media/test/test_mediatrack_consuming_mediaresource.html b/dom/media/test/test_mediatrack_consuming_mediaresource.html
new file mode 100644
index 000000000..c8ce3a8b4
--- /dev/null
+++ b/dom/media/test/test_mediatrack_consuming_mediaresource.html
@@ -0,0 +1,181 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test track interfaces when consuming media resources</title>
+  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+  <script type="text/javascript" src="manifest.js"></script>
+</head>
+<body>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+var manager = new MediaTestManager;
+
+function startTest(test, token) {
+  var elemType = getMajorMimeType(test.type);
+  var element = document.createElement(elemType);
+
+  var audioOnchange = 0;
+  var audioOnaddtrack = 0;
+  var audioOnremovetrack = 0;
+  var videoOnchange = 0;
+  var videoOnaddtrack = 0;
+  var videoOnremovetrack = 0;
+  var isPlaying = false;
+
+  isnot(element.audioTracks, undefined,
+        'HTMLMediaElement::AudioTracks() property should be available.');
+  isnot(element.videoTracks, undefined,
+        'HTMLMediaElement::VideoTracks() property should be available.');
+
+  element.audioTracks.onaddtrack = function(e) {
+    audioOnaddtrack++;
+  }
+
+  element.audioTracks.onremovetrack = function(e) {
+    audioOnremovetrack++;
+  }
+
+  element.audioTracks.onchange = function(e) {
+    audioOnchange++;
+  }
+
+  element.videoTracks.onaddtrack = function(e) {
+    videoOnaddtrack++;
+  }
+
+  element.videoTracks.onremovetrack = function(e) {
+    videoOnremovetrack++;
+  }
+
+  element.videoTracks.onchange = function(e) {
+    videoOnchange++;
+  }
+
+  function checkTrackRemoved() {
+    if (isPlaying) {
+      if (test.hasAudio) {
+        is(audioOnremovetrack, 1, 'Calls of onremovetrack on audioTracks should be 1.');
+        is(element.audioTracks.length, 0, 'The length of audioTracks should be 0.');
+      }
+      if (test.hasVideo) {
+        is(videoOnremovetrack, 1, 'Calls of onremovetrack on videoTracks should be 1.');
+        is(element.videoTracks.length, 0, 'The length of videoTracks should be 0.');
+      }
+    }
+  }
+
+  function onended() {
+    ok(true, 'Event ended is expected to be fired on element.');
+    checkTrackRemoved();
+    element.onended = null;
+    element.onplaying = null;
+    element.onpause = null;
+    manager.finished(element.token);
+  }
+
+  function checkTrackAdded() {
+    isPlaying = true;
+    if (test.hasAudio) {
+      is(audioOnaddtrack, 1, 'Calls of onaddtrack on audioTracks should be 1.');
+      is(element.audioTracks.length, 1, 'The length of audioTracks should be 1.');
+      ok(element.audioTracks[0].enabled, 'Audio track should be enabled as default.');
+    }
+    if (test.hasVideo) {
+      is(videoOnaddtrack, 1, 'Calls of onaddtrack on videoTracks should be 1.');
+      is(element.videoTracks.length, 1, 'The length of videoTracks should be 1.');
+      is(element.videoTracks.selectedIndex, 0,
+         'The first video track is set selected as default.');
+    }
+  }
+
+  function setTrackEnabled(enabled) {
+    if (test.hasAudio) {
+      element.audioTracks[0].enabled = enabled;
+    }
+    if (test.hasVideo) {
+      element.videoTracks[0].selected = enabled;
+    }
+  }
+
+  function checkTrackChanged(calls, enabled) {
+    if (test.hasAudio) {
+      is(audioOnchange, calls, 'Calls of onchange on audioTracks should be '+calls);
+      is(element.audioTracks[0].enabled, enabled,
+         'Enabled value of the audio track should be ' +enabled);
+    }
+    if (test.hasVideo) {
+      is(videoOnchange, calls, 'Calls of onchange on videoTracks should be '+calls);
+      is(element.videoTracks[0].selected, enabled,
+         'Selected value of the video track should be ' +enabled);
+      var index = enabled ? 0 : -1;
+      is(element.videoTracks.selectedIndex, index,
+         'SelectedIndex of video tracks should be ' +index);
+    }
+  }
+
+  function onpause() {
+    element.onpause = null;
+    if (element.ended) {
+      return;
+    }
+    if (steps == 1) {
+      setTrackEnabled(false);
+      element.onplaying = onplaying;
+      element.play();
+      steps++;
+    } else if (steps == 2) {
+      setTrackEnabled(true);
+      element.onplaying = onplaying;
+      element.play();
+      steps++;
+    }
+  }
+
+  function onplaying() {
+    element.onplaying = null;
+    if (element.ended) {
+      return;
+    }
+    if (steps == 1) {
+      element.onpause = onpause;
+      element.pause();
+      checkTrackAdded();
+    } else if (steps == 2) {
+      element.onpause = onpause;
+      element.pause();
+      checkTrackChanged(1, false);
+    } else if (steps == 3) {
+      checkTrackChanged(2, true);
+    }
+  }
+
+  var steps = 0;
+
+  element.token = token;
+  manager.started(token);
+
+  element.src = test.name;
+  element.test = test;
+  element.onplaying = onplaying;
+  element.onended = onended;
+  element.play();
+  steps++;
+}
+
+SimpleTest.waitForExplicitFinish();
+SpecialPowers.pushPrefEnv(
+  {
+    "set": [
+      ["media.track.enabled", true]
+    ]
+  },
+  function() {
+    manager.runTests(gTrackTests, startTest);
+  });
+
+</script>
+</pre>
+</body>
+</html>