add small script which converts code to a format for testrunner testcases.

Author: matthiaskrgr

tools/testrunnerify_code.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+cat $1 | sed s@\"@\\\\\"@g | sed s@^@\"@ | sed s@\$@\\\\n\"@ | sed 's@\t@    @g'