#!/bin/bash

test ! -z $1 || { echo "Usage: $0 <relative destdir>"; exit 255; }
DIR=$1

# false
exceptions=(
"testsuite-options-no-elements-db.at"
"testsuite-options-invalid-commands.at"
"testsuite-options-empty-configs.at"
"testsuite-options-store-session-cli.at"
"testsuite-options-store-session-python.at"
"testsuite-options-load-session-python.at"
"testsuite-options-dryrun.at"
"testsuite-options-no-dryrun.at"
"testsuite-options-dryrun-storesession.at"
)

# mark as XFAIL_IF
failing_ones=(
"testsuite-molecules-translation.at"
"testsuite-molecules-translation-periodic.at"
)

# copy Makefile.am
#cp Makefile.am $DIR
#cp testsuite.at $DIR

# go over all testsuite files
for file in `find . -name 'testsuite*.at' | grep -v "/testsuite\.at"`; do
	filename=`basename ${file} | sed -e "s#testsuite#session#" -e "s#\.at#.py#"`
	basename=`basename $file`
	dirname=`dirname $file`
	found=0
	for e in `seq 0 $((${#exceptions[*]}-1))`; do
		if test "$basename" == "${exceptions[$e]}"; then
			echo "${exceptions[$e]} is excluded."
			found=1
		fi
	done
	if test $found != 1; then
		mkdir -p $DIR/$dirname
		sed -e ':x; /\\$/ { N; s/\\\n//; tx }' -e "s#\(AT_CHECK(\)\[../../molecuilder \([^]]*\)\][[:space:]]*,[[:space:]]*\([0-9]*\)\(.*\)#\1[../../molecuilder --dry-run \2 --no-dry-run --store-session $filename --session-type python], 0\4\nAT_CHECK([grep -v \"Command.*DryRun\" $filename >${filename/.py/_new.py}], 0, [ignore], [ignore])\n\1[../../molecuilderguitest ${filename/.py/_new.py}], \3\4#" -e "/^AT_CHECK(\[[a-z]*grep.*stdout/d" -e "s#CommandVerbose(\".*\")#CommandVerbose(\"1\")#" $file >$DIR/$file
		for f in `seq 0 $((${#failing_ones[*]}-1))`; do
			if test "$basename" == "${failing_ones[$f]}"; then
				sed -i -e "s#\(AT_KEYWORDS.*\)#\1\nAT_XFAIL_IF([/bin/true])#" $DIR/$file
				echo "${failing_ones[$f]} is set to XFAIL."
			fi
		done
	else
		rm -f $DIR/$file
	fi
done

# grep and remove exceptions from all top-level testsuite files
testscripts=""
for file in `find . -name 'testsuite*.at' | grep -v "/testsuite\.at"`; do
	basename=`basename $file`
	found=1
	while test $found == 1; do
		found=0
		for e in `seq 0 $((${#exceptions[*]}-1))`; do
			grep -E "m4_include.*${exceptions[$e]}" $DIR/$file &>/dev/null
			if test $? == 0; then
				echo "${exceptions[$e]} is removed from $DIR/$file."
				found=1
				# remove from file
				mv -f $DIR/$file $DIR/${file}.bak
				cat <$DIR/${file}.bak | grep -v -E "m4_include.*${exceptions[$e]}" >$DIR/$file
				rm -f $DIR/${file}.bak
			fi
		done
	done
	removed=0
	for e in `seq 0 $((${#exceptions[*]}-1))`; do
		if test "$basename" == "${exceptions[$e]}"; then
			removed=1
		fi
	done
	if test $removed == 0; then
		# add to TESTSCRIPTS
		if test -z "$testscripts"; then
			testscripts="\t\$(srcdir)/${file}"
		else
			testscripts="${testscripts} \\\\\n\t\$(srcdir)/${file}"
		fi
	fi
done

# modify TESTSCRIPTS variable in Makefile.am
startline=`grep -n "TESTSCRIPTS =" $DIR/Makefile.am | awk -F":" '{print $1}'`
endline=`grep -n "DISTCLEANFILES =" $DIR/Makefile.am | awk -F":" '{print $1}'`
mv $DIR/Makefile.am $DIR/Makefile.am.bak
head -n $startline $DIR/Makefile.am.bak >$DIR/Makefile.am
echo -e "\t\$(srcdir)/./Testlauncher/testsuite-testlauncher-works.at \\" >>$DIR/Makefile.am
echo -e "${testscripts}" >>$DIR/Makefile.am
echo -e -n "\n" >>$DIR/Makefile.am
tail -n +${endline} $DIR/Makefile.am.bak >>$DIR/Makefile.am
rm -f $DIR/Makefile.am.bak

exit 0