Contentbrowsertest for verifying that a black frame is sent on a peerconnection if a track is disab…

content/test/data/media/peerconnection-call.html

Index: content/test/data/media/peerconnection-call.html
diff --git a/content/test/data/media/peerconnection-call.html b/content/test/data/media/peerconnection-call.html
index 511380dfe2ea2ef41f55f9e2a42013534c522f4f..22dcd8356c6ee07e8fb9ffac063f01950a06877e 100644
--- a/content/test/data/media/peerconnection-call.html
+++ b/content/test/data/media/peerconnection-call.html
@@ -58,6 +58,20 @@
     waitForVideo('remote-view-2');
   }
 
+  // Test that we can setup a call with a video track and that the remote peer
+  // receives black frames if the local video track is disabled.
+  function callAndDisableLocalVideo(constraints) {
+    createConnections(null);
+    navigator.webkitGetUserMedia(constraints,
+        addStreamToBothConnectionsAndNegotiate, printGetUserMediaError);
+    detectVideoPlaying('remote-view-1',
+        function () {
+          assertEquals(gLocalStream.getVideoTracks().length, 1);
+          gLocalStream.getVideoTracks()[0].enabled = false;
+          waitForBlackVideo('remote-view-1');
+        });
+  }
+
   // Test that we can setup call with an audio and video track and check that
   // the video resolution is as expected.
   function callAndExpectResolution(constraints,