#!/bin/sh

pass=0
fail=0
skip=0

for testfile in tests/*.bth; do
	outfile=${testfile%.bth}.out
	testname=${testfile#tests/}
	testname=${testname%.bth}
	if [ ! -f "$outfile" ]; then
		printf '\033[33mSKIP\033[0m %s (no output file)\n' "$testname"
		skip=$((skip + 1))
	else
		output="$(./bth $testfile 2>&1)"
		run_res=$?
		echo "$output" | diff $outfile - >/dev/null
		diff_res=$?
		case $diff_res in
		0) 	printf '\033[32m\033[1mPASS\033[0m %s\n' "$testname"
			pass=$((pass + 1)) ;;
		1) 	printf '\033[31m\033[1mFAIL\033[0m %s\n' "$testname"
			printf "\tgot output: %s\n" "$(echo "$output" | head -n4)"
			printf "\texpected: "
			cat $outfile
			fail=$((fail + 1)) ;;
		esac
	fi
done

echo

pnum () {
	if [ $1 -eq 0 ]; then
		printf "0 %s; " "$2"
	else
		printf "\033[3%dm%d\033[0m %s; " $3 $1 "$2"
	fi
}

pnum $pass passed 2
pnum $fail failed 1
pnum $skip skipped 3

printf "%s total\n" $((pass + fail + skip))

if [ $fail -eq 0 ]; then
	exit 0
else
	exit 1
fi