the "unittest" module that comes with Python. Specifically, this
takes advantage of a couple of features in the "unittest" in
Python 2.7. The tests are all the same as before, but much
better managed.
This is in preparation for some work on the display filter code.
svn path=/trunk/; revision=52136
and add a lot of explanation about how the display filter
engine works.
Modify dftest.c to remove printing of the dfilter_t pointer,
which has absolutely no value for the user.
svn path=/trunk/; revision=43941
Gilbert Ramirez