dtst()										# test the survey from the latest dem directory
{										# takes at most 2 arguments
	project="$1"								# project number should be first argument
		
	if [[ $# == 0 ]]; then							# check the number of command line arguments
		echo "ERROR: Please supply project number"
		echo "Required usage: dtst 0536"
		echo "Optional usage: dtst 0536 2005 (project number and year)"
		echo "Optional usage: dtst 0536 4 (project number and demo dir)"
		echo "Optional usage: dtst 0536 2005 3 (project number, year and demo dir in that order)"
		return 1
	elif [[ $# == 1 ]]; then						# if only 1 argument exists
		proj_year=$(date +%Y)						# set the project year to the current year
		gose ${project}
		demo_numb=$(ls -d demo*/ | wc -w)				# store the number of demo directories
	elif [[ $# == 2 ]]; then						# if 2 arguments exist
		if [[ ${#2} == 4  ]]; then
			proj_year="$2"						# set the project year to the 2nd argument
			cd /kdata/${proj_year}/${project}/setup/
			demo_numb=$(ls -d demo*/ | wc -w)			# store the number of demo directories
		else
			proj_year=$(date +%Y)
			cd /kdata/${proj_year}/${project}/setup/
			demo_numb="$2"
		fi
	else									# if 3 arguments exist
		proj_year="$2"							# set the project year to the 2nd argument
		cd /kdata/${proj_year}/${project}/setup/
		demo_numb="$3"							# set the desired demo directory to the 3rd argument
	fi

	if [[ ! -d ./${LOGNAME} ]]; then					# if the user tesing directory does not exist
		mkdir ${LOGNAME}						# make the user testing directory
	fi

	cd ${LOGNAME}								# change to the user testing directory

	files_numb=$(ls | wc -w)						# count the number of files in the directory

	if [[ ${files_numb} != "0" ]]; then					# if files do exist
		rm -f *								# remove all the files
	fi

	if [[ ${demo_numb} == 1 ]]; then					# if there is only one demo directory
		cp -f ../demo/*.qpx .						# copy the qpx from there
	else
		cp -f ../demo${demo_numb}/*.qpx .				# otherwise, get it from the speicified demo dir
	fi

	ment ${project}								# compile the project
	surv ${project}								# execute the survey
}