fast on list, add test script

test.sh

@@ -0,0 +1,21 @@
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+regex="abc cde (a|b)|c"
+input="abcdef abcdef abc"
+expect="(0,3) (2,5) (0,1)(0,1)"
+
+c=1
+echo "$regex" | tr ' ' '\n' | while read re; do
+	inp=$(echo $input | awk -v c=$c '{print $c}')
+	exp=$(echo $expect | awk -v c=$c '{print $c}')
+	var=$(echo $(./a.out "$re" "$inp" | awk 'END{print}'))
+	if [ ! "$exp" = "$var" ]; then
+		echo "fail test$c regex:$re input:$inp expect:$exp output:$var"
+		exit 1
+	fi
+	c=$((c+1))
+done
+