anchor.diff:      methods: setup.
       methods: get_price for testing.
   
  -endclass.   "lcl_test
  +endclass.
   
   class ltcl_test implementation.
     method setup. " Initialize instances
  
positive.code: 
    endmethod.
  
  endclass.   "lcl_test
  
negative.code: 
      r_price = ls_flight-price.
  
    endmethod.
  endclass.
  
  **********************************************************************
  * TEST CLASS
  