tree f26e965994353f891d2e7d0cf9e93f3d7c221b11
parent 9539d8154878ae6beca2712889d69a4a5a3da405
author cws1989 <cws1989@gmail.com> 1321781777 +0000
committer cws1989 <cws1989@gmail.com> 1321781777 +0000

Changes:
1. add test case for issue 79