Kent Beck's original paper on testing frameworks using the pattern shared by
:mod:`unittest`.
+ `Nose <http://code.google.com/p/python-nose/>`_ and `py.test <http://pytest.org>`_
+ Third-party unittest frameworks with a lighter-weight syntax
+ for writing tests. For example, ``assert func(10) == 42``.
+
+ `python-mock <http://python-mock.sourceforge.net/>`_ and `minimock <http://blog.ianbicking.org/minimock.html>`_
+ Tools for creating mock test objects (objects simulating external resources).
.. _unittest-minimal-example: