1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
"""Testing Header structure."""
import os
import unittest
from unittest.mock import patch
from pyof.v0x01.common.header import Header, Type
class TestHeader(unittest.TestCase):
"""Test the message Header."""
def setUp(self):
"""Setup the TestHeader Class instantiating a HELLO header."""
self.message = Header()
self.message.message_type = Type.OFPT_HELLO
self.message.xid = 1
self.message.length = 0
def test_size(self):
"""[Common/Header] - size 8."""
self.assertEqual(self.message.get_size(), 8)
@unittest.expectedFailure
def test_pack_empty(self):
"""[Common/Header] - packing empty header."""
self.assertRaises(TypeError,
Header().pack())
def test_pack(self):
"""[Common/Header] - packing Hello."""
packed_header = b'\x01\x00\x00\x00\x00\x00\x00\x01'
self.assertEqual(self.message.pack(), packed_header)
def test_unpack(self):
"""[Common/Header] - unpacking Hello."""
filename = os.path.join(os.path.dirname(os.path.realpath('__file__')),
'raw/v0x01/ofpt_hello.dat')
f = open(filename, 'rb')
self.message.unpack(f.read(8))
self.assertEqual(self.message.length, 8)
self.assertEqual(self.message.xid, 1)
self.assertEqual(self.message.message_type, Type.OFPT_HELLO)
self.assertEqual(self.message.version, 1)
f.close()
|
