do_test

#! /bin/bash
# 
# The korn shell will also be able to interpret this script.  The Andrew
# shell ash won't because of the arithmetics used.
#
# do_test: Perform MiNTLib tests.
#set -x

trap 'rm -f /tmp/$$*' 1 2 3 15

checks="$*"
failed=0
passed=0
status=0

if test "x$checks" = x; then
  echo "No tests to perform."
  exit 1
fi

perform_test () {
	shortcheck=$1
	check=test-$shortcheck
	cmd=./$check
	
	test -f $check.sh && cmd="./$check.sh"
	test -f $check.args && cmd="$cmd $(<$check.args)"
	test -f $check.input && cmd="$cmd <$check.input"
	test -f $check.expect && cmd="$cmd >|/tmp/$$.output" \
		|| cmd="$cmd >/dev/null"

	test "x$TEST_VERBOSE" != "x" && echo "$cmd"
  	printf "Doing test $shortcheck ... "
	
	eval $cmd
	status=$?

	if test $status = 0; then	
		if test -f $check.expect; then
			test "x$TEST_VERBOSE" != x && echo \
				"cmp /tmp/$$.output $check.expect >/dev/null"
			cmp /tmp/$$.output $check.expect >/dev/null
			status=$?
		fi
	fi
	
	rm -f /tmp/$$.output
	return $status
}

for check in $checks; do
  perform_test $check
  
  if test $? = 0; then
    let passed=$(($passed + 1))
    echo "PASS"
  else
    let failed=$(($failed + 1))
    echo "FAIL"
    status=1
  fi
done

total=$(($failed + $passed))

if test $failed = 0; then
  echo "===== All $passed tests passed. ====="
elif test $passed = 0; then
  echo "*** All $failed tests failed. ***"
elif test $failed = 1; then
  echo "*** one tiny little test of $total failed. ***"
else
  echo "*** $failed tests of $total failed. ***"
fi

rm -f /tmp/$$*

exit $status