anchor.diff:  	{ ok, State }.
   
   
  -handle_call( { start_device, Driver, Parameters }, _From, State ) ->
  -	case do_start_device( Driver, Parameters ) of
  +handle_call( { start_device, Configuration }, _From, State ) ->
  +	case do_start_device( Configuration ) of
   		{ ok, Device } ->
   				Devices = orddict:store( Device#device.id, Device, State#state.devices ),
   				NewState = State#state{ devices = Devices },
  
positive.code: 	, [ ?_assertEqual( <<"dummy">>, Driver ) || Driver <- GetDeviceFields( driver, Result ) ]
  	].
  
  
  -endif. % TEST
  
negative.code: % API functions
  -export(
  	[ start/0, start_link/0, stop/1
  	, start_device/2, stop_device/2, list_devices/1
  	] ).
  
  % gen_server callbacks
  