import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/media/tests/mochitest/test_getUserMedia_gumWithinGum.html

@@ -0,0 +1,39 @@
+<!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 LocalMediaStreamPlayback(testVideo,
+                                                         videoStream);
+
+        return videoPlayback.playMedia(false)
+          .then(() => getUserMedia({audio: true}))
+          .then(audioStream => {
+            var testAudio = createMediaElement('audio', 'testAudio');
+            var audioPlayback = new LocalMediaStreamPlayback(testAudio,
+                                                             audioStream);
+
+            return audioPlayback.playMedia(false)
+              .then(() => audioStream.stop());
+          })
+          .then(() => videoStream.stop());
+      });
+  });
+
+</script>
+</pre>
+</body>
+</html>