Make clear which engine is compressing and which is decompressing
in debug output. Also add newline and print ratio = 0 if test fails.
Signed-off-by: Fiona Trahe <fiona.trahe@intel.com>
Acked-by: Lee Daly <lee.daly@intel.com>
Acked-by: Tomasz Jozwiak <tomaszx.jozwiak@intel.com>