GNU radio specific extension of unittest.
A subclass of unittest.TestCase that adds additional assertions
Adds new methods assertComplexAlmostEqual, assertComplexTuplesAlmostEqual and assertFloatTuplesAlmostEqual
Runs the unittest on a TestCase and produces an optional XML report PUT: the program under test and should be a gr_unittest.TestCase filename: an optional filename to save the XML report of the tests
this will live in ./.unittests/python