不同操作系统上的多种语言的多个应用程序。我应该尝试统一的测试工具吗？

I am the newest member of a project that is an amalgam of various Applications written in various Programming Languages on both Unix and Windows operating systems. I get the 'honor' of figuring out how to implement a nightly Regression Build/Test for all these various Apps. I am the newest member of a project that is an