Update to unit tests. Test of decorator parameters.
Update to unit tests. Test of decorator parameters.

pombredanne/wrapt,pombredanne/wrapt,github4ry/wrapt,linglaiyao1314/wrapt,wujuguang/wrapt,GrahamDumpleton/wrapt,linglaiyao1314/wrapt,akash1808/wrapt,akash1808/wrapt,GrahamDumpleton/wrapt,ionelmc/python-lazy-object-proxy,pombredanne/python-lazy-object-proxy,wujuguang/wrapt,github4ry/wrapt,pombredanne/python-lazy-object-proxy,ionelmc/python-lazy-object-proxy