def setUp(self):
     self.testbed = Testbed()
 def setUp(self):
     self.t = Testbed()
     self.r1, self.r2 = self.t.get_radio_pair()
     self.r3, self.r4 = self.t.get_radio_pair()
 def test_get_packet_size(self):
     t = Testbed(packet_size=100)
     self.assertEqual(self.t.get_packet_size(), 100)