Mostly for fun I compiled another winetests.exe from Wine CVS 2004-03-28.
http://vmlinux.org/jakov/Wine/
http://vmlinux.org/jakov/Wine/regrtest.exe
I am unpatiently waiting for the Windows Testing Service, but wanted to see how the tests have developed since January. :-)
Try it out in Windows, not quite so many tests are failing. (Some tests are not included at all though.)