1 files changed, 50 insertions, 0 deletions
diff --git a/dom/media/webrtc/tests/mochitests/test_peerConnection_remoteReofferRollback.html b/dom/media/webrtc/tests/mochitests/test_peerConnection_remoteReofferRollback.html
new file mode 100644
index 0000000000..80aa30beaa
--- /dev/null
+++ b/dom/media/webrtc/tests/mochitests/test_peerConnection_remoteReofferRollback.html
@@ -0,0 +1,50 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <script type="application/javascript" src="pc.js"></script>
+</head>
+<body>
+<pre id="test">
+<script type="application/javascript">
+  createHTML({
+    bug: "952145",
+    title: "Rollback remote reoffer"
+  });
+
+  runNetworkTest(function (options) {
+    const test = new PeerConnectionTest(options);
+    addRenegotiation(test.chain,
+      [
+        function PC_LOCAL_ADD_SECOND_STREAM(test) {
+          test.setMediaConstraints([{audio: true}, {audio: true}],
+                                   [{audio: true}]);
+          return test.pcLocal.getAllUserMediaAndAddStreams([{audio: true}]);
+        },
+      ]
+    );
+    test.chain.replaceAfter('PC_REMOTE_SET_REMOTE_DESCRIPTION',
+      [
+        function PC_REMOTE_ROLLBACK(test) {
+          return test.setRemoteDescription(test.pcRemote, { type: "rollback" },
+                                           STABLE);
+        },
+
+        function PC_LOCAL_ROLLBACK(test) {
+          // We haven't negotiated the new stream yet.
+          test.pcLocal.expectNegotiationNeeded();
+          return test.setLocalDescription(
+              test.pcLocal,
+              new RTCSessionDescription({ type: "rollback", sdp: ""}),
+              STABLE);
+        },
+      ],
+      1 // Second PC_REMOTE_SET_REMOTE_DESCRIPTION
+    );
+    test.chain.append(commandsPeerConnectionOfferAnswer);
+    test.setMediaConstraints([{audio: true}], [{audio: true}]);
+    return test.run();
+  });
+</script>
+</pre>
+</body>
+</html>