It takes me some time to figure out how to configure MySQL as the test database. I asked this question on this forum (please see http://www.jboss.com/index.html?module=bb&op=viewtopic&t=119369)
Finally, I figure out how to do this. I record this in my blog. If you are interested in it, you can get the information from here
http://oldreaper.spaces.live.com/blog/cns!9380AD0F680E9113!308.entry
Thanks for the people who help. and hope this can help those who in the same problem.