040000 tree 7e9d3842b60dbf81f275b8a8937bf971333a53ee	directedtest
040000 tree fbb351cbaf83c19a96dc0ab122194c2a5350bda4	memtest
040000 tree a5dd14e6ac534ade3961f2a6c02f06f3d42c6796	networktest
040000 tree 0727af2935308a9f370608ed98a1e2d5a4e04482	rubytest
040000 tree afacfd80342ec9afd9dd033e21f250d3f97611dc	traffic_gen