1
|
|
|
"""Testing Header structure.""" |
2
|
|
|
import os |
3
|
|
|
import unittest |
4
|
|
|
from unittest.mock import patch |
|
|
|
|
5
|
|
|
|
6
|
|
|
from pyof.v0x01.common.header import Header, Type |
7
|
|
|
|
8
|
|
|
|
9
|
|
|
class TestHeader(unittest.TestCase): |
10
|
|
|
"""Test the message Header.""" |
11
|
|
|
|
12
|
|
|
def setUp(self): |
13
|
|
|
"""Setup the TestHeader Class instantiating a HELLO header.""" |
14
|
|
|
self.message = Header() |
15
|
|
|
self.message.message_type = Type.OFPT_HELLO |
16
|
|
|
self.message.xid = 1 |
17
|
|
|
self.message.length = 0 |
18
|
|
|
|
19
|
|
|
def test_size(self): |
20
|
|
|
"""[Common/Header] - size 8.""" |
21
|
|
|
self.assertEqual(self.message.get_size(), 8) |
22
|
|
|
|
23
|
|
|
@unittest.expectedFailure |
24
|
|
|
def test_pack_empty(self): |
25
|
|
|
"""[Common/Header] - packing empty header.""" |
26
|
|
|
self.assertRaises(TypeError, |
27
|
|
|
Header().pack()) |
28
|
|
|
|
29
|
|
|
def test_pack(self): |
30
|
|
|
"""[Common/Header] - packing Hello.""" |
31
|
|
|
packed_header = b'\x01\x00\x00\x00\x00\x00\x00\x01' |
32
|
|
|
self.assertEqual(self.message.pack(), packed_header) |
33
|
|
|
|
34
|
|
View Code Duplication |
def test_unpack(self): |
|
|
|
|
35
|
|
|
"""[Common/Header] - unpacking Hello.""" |
36
|
|
|
filename = os.path.join(os.path.dirname(os.path.realpath('__file__')), |
37
|
|
|
'raw/v0x01/ofpt_hello.dat') |
38
|
|
|
f = open(filename, 'rb') |
39
|
|
|
self.message.unpack(f.read(8)) |
40
|
|
|
|
41
|
|
|
self.assertEqual(self.message.length, 8) |
42
|
|
|
self.assertEqual(self.message.xid, 1) |
43
|
|
|
self.assertEqual(self.message.message_type, Type.OFPT_HELLO) |
44
|
|
|
self.assertEqual(self.message.version, 1) |
45
|
|
|
|
46
|
|
|
f.close() |
47
|
|
|
|