/// Put the interfaces in a module, to avoid global namespace pollution
module Test
{
  /// Interface for the client, which is called back from the server
  interface TestCallback
  {
    /// Called to cause the client to start worker threads to handle
    /// further calls: does not return
    void start_threads_and_block ();

    /// Called to check that the client is able to perform CORBA work
    void test_call ();

    /// A method to stop the client waiting for any more calls
    oneway void shutdown ();
  };

  /// Interface for the server, called from the client to start the test
  interface TestServer
  {
    /// Pass the callback object to the server, which the server then calls on
    void pass_callback (in TestCallback test);
  };
};