def test_None_input(self):
     self.assertIsNone(ZipkinId.from_hex(None))
     self.assertIsNone(ZipkinId.from_binary(None))
 def test_None_input(self):
     self.assertIsNone(ZipkinId.from_hex(None))
     self.assertIsNone(ZipkinId.from_binary(None))
 def test_from_binary(self):
     val = 2 * 63 - 1
     self.assertEqual(ZipkinId.from_binary(val).get_binary(), val)
 def test_from_binary(self):
     val = 2 * 63 - 1
     self.assertEqual(ZipkinId.from_binary(val).get_binary(), val)