Refactored test_buffer:
Refactored test_buffer:

unwrapping was needlessly complicated.

topazproject/topaz,babelsberg/babelsberg-r,topazproject/topaz,topazproject/topaz,babelsberg/babelsberg-r,babelsberg/babelsberg-r,babelsberg/babelsberg-r,babelsberg/babelsberg-r,topazproject/topaz