message: Test room versions
diff: @@ -99,6 +99,7 @@ describe("Dynamic channels", function() {
  // when we get the create room request, process it.
  let sdk = env.clientMock._client(config._botUserId);
  sdk.createRoom.and.callFake(function(opts) {
  + expect(opts.roomVersion).toBeUndefined();
  expect(opts.creation_content).toEqual({"m.federate": true});
  return Promise.resolve({
  room_id: tRoomId
  