1 files changed, 38 insertions, 0 deletions
diff --git a/dom/media/webrtc/tests/mochitests/test_getUserMedia_gumWithinGum.html b/dom/media/webrtc/tests/mochitests/test_getUserMedia_gumWithinGum.html
new file mode 100644
index 0000000000..86a7aa5606
--- /dev/null
+++ b/dom/media/webrtc/tests/mochitests/test_getUserMedia_gumWithinGum.html
@@ -0,0 +1,38 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <script type="application/javascript" src="mediaStreamPlayback.js"></script>
+</head>
+<body>
+<pre id="test">
+<script type="application/javascript">
+  createHTML({title: "getUserMedia within getUserMedia", bug: "822109" });
+  /**
+   * Run a test that we can complete a playback cycle for a video,
+   * then upon completion, do a playback cycle with audio, such that
+   * the audio gum call happens within the video gum call.
+   */
+  runTest(function () {
+    return getUserMedia({video: true})
+      .then(videoStream => {
+        var testVideo = createMediaElement('video', 'testVideo');
+        var videoPlayback = new MediaStreamPlayback(testVideo,
+                                                    videoStream);
+
+        return videoPlayback.playMediaWithoutStoppingTracks(false)
+          .then(() => getUserMedia({audio: true}))
+          .then(audioStream => {
+            var testAudio = createMediaElement('audio', 'testAudio');
+            var audioPlayback = new MediaStreamPlayback(testAudio,
+                                                        audioStream);
+
+            return audioPlayback.playMedia(false);
+          })
+          .then(() => videoStream.getTracks().forEach(t => t.stop()));
+      });
+  });
+
+</script>
+</pre>
+</body>
+</html>