X-Git-Url: http://git.shiar.nl/barcat.git/blobdiff_plain/aad4d54fa81ee0d4f02e868f82ff4296e225791b..abc01e566318ddf6f1a876755b95c3927eba65a4:/t/regress.t

diff --git a/t/regress.t b/t/regress.t
index 099b944..45ee5ba 100755
--- a/t/regress.t
+++ b/t/regress.t
@@ -5,12 +5,17 @@ cd "${0%/*}" || exit 1
 test_count=0
 
 COLUMNS=40
-diffcmd='diff --unchanged-line-format= --old-line-format=<%L --new-line-format=>%L'
+regenerate=
+diffcmd () {
+	comm --nocheck-order --output-delimiter=::: -3 $@ |
+	perl -pe'END{exit !!$.} s/^:::/>/ || s/^/</'
+}
 
 for option in "$@"
 do
 	case "$option" in
-	-*) echo "Usage: $0 [<files>...]"; exit 64;;
+	-G) regenerate=1 && shift;;
+	-*) echo "Usage: $0 [-G] [<files>...]"; exit 64;;
 	esac
 done
 
@@ -24,7 +29,20 @@ do
 	cmd="barcat $file.in"
 	case "$name" in *\ -*) cmd="$cmd -${name#* -}";; esac
 
-	$cmd 2>&1 | $diffcmd "$file.out" - || printf 'not '
+	if test -n "$regenerate"
+	then
+		if test -e $file.sh
+		then
+			echo "ok $test_count # skip $file.out"
+			continue
+		fi
+		$cmd >$file.out 2>&1
+	else
+		if test -e $file.sh;  then $cmd 2>&1 | ./$file.sh; fi &&
+		if test -e $file.out; then $cmd 2>&1 | diffcmd "$file.out" -; fi
+	fi
+
+	test 0 = $? || printf 'not '
 	echo "ok $test_count - $name"
 done