def test_jobsConflictWithDebug(self):
        """
        C{parseOptions} raises a C{UsageError} when C{--debug} is passed along
        C{--jobs} as it's not supported yet.

        @see: U{http://twistedmatrix.com/trac/ticket/5825}
        """
        error = self.assertRaises(
            UsageError, self.options.parseOptions, ["--jobs", "4", "--debug"])
        self.assertEqual("You can't specify --debug when using --jobs",
                         str(error))

        C{parseOptions} raises a C{UsageError} when C{--debug} is passed along
        C{--jobs} as it's not supported yet.

        @see: U{http://twistedmatrix.com/trac/ticket/5825}
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/trial/test/test_script.py