////////////////////////////////////////////////
////s~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~s////
////s           www.testbench.in           s////
////s                                      s////
////s             VMM Tutorial             s////
////s                                      s////
////s           gopi@testbench.in          s////
////s~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~s////
////////////////////////////////////////////////

  program testing_callbacks();
   Driver drvr =  new();
  initial
    begin
    #100 drvr.start_xactor();
    #200 drvr.stop_xactor();
    end
  endprogram