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Rich Lanea22233e2013-04-25 13:18:41 -07001#!/usr/bin/env python
2# Copyright 2013, Big Switch Networks, Inc.
3#
4# LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with
5# the following special exception:
6#
7# LOXI Exception
8#
9# As a special exception to the terms of the EPL, you may distribute libraries
10# generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided
11# that copyright and licensing notices generated by LoxiGen are not altered or removed
12# from the LoxiGen Libraries and the notice provided below is (i) included in
13# the LoxiGen Libraries, if distributed in source code form and (ii) included in any
14# documentation for the LoxiGen Libraries, if distributed in binary form.
15#
16# Notice: "Copyright 2013, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler."
17#
18# You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain
19# a copy of the EPL at:
20#
21# http://www.eclipse.org/legal/epl-v10.html
22#
23# Unless required by applicable law or agreed to in writing, software
24# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
25# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
26# EPL for the specific language governing permissions and limitations
27# under the EPL.
28import unittest
29
30try:
31 import loxi.of11 as ofp
32except ImportError:
33 exit("loxi package not found. Try setting PYTHONPATH.")
34
35class TestImports(unittest.TestCase):
36 def test_toplevel(self):
37 import loxi
38 self.assertTrue(hasattr(loxi, "ProtocolError"))
Rich Lane00549ea2013-04-25 13:33:16 -070039 self.assertEquals(loxi.version_names[2], "1.1")
Rich Lanea22233e2013-04-25 13:18:41 -070040 ofp = loxi.protocol(2)
41 self.assertEquals(ofp.OFP_VERSION, 2)
42 self.assertTrue(hasattr(ofp, "action"))
43 self.assertTrue(hasattr(ofp, "common"))
44 self.assertTrue(hasattr(ofp, "const"))
45 self.assertTrue(hasattr(ofp, "message"))
46
47 def test_version(self):
48 import loxi
49 self.assertTrue(hasattr(loxi.of11, "ProtocolError"))
50 self.assertTrue(hasattr(loxi.of11, "OFP_VERSION"))
51 self.assertEquals(loxi.of11.OFP_VERSION, 2)
52 self.assertTrue(hasattr(loxi.of11, "action"))
53 self.assertTrue(hasattr(loxi.of11, "common"))
54 self.assertTrue(hasattr(loxi.of11, "const"))
55 self.assertTrue(hasattr(loxi.of11, "message"))
56
57class TestAllOF11(unittest.TestCase):
58 """
59 Round-trips every class through serialization/deserialization.
60 Not a replacement for handcoded tests because it only uses the
61 default member values.
62 """
63
64 def setUp(self):
65 mods = [ofp.action,ofp.message,ofp.common]
66 self.klasses = [klass for mod in mods
67 for klass in mod.__dict__.values()
68 if hasattr(klass, 'show')]
69 self.klasses.sort(key=lambda x: str(x))
70
71 def test_serialization(self):
Rich Laneadb79832013-05-02 17:14:33 -070072 expected_failures = []
Rich Lanea22233e2013-04-25 13:18:41 -070073 for klass in self.klasses:
74 def fn():
75 obj = klass()
76 if hasattr(obj, "xid"): obj.xid = 42
77 buf = obj.pack()
78 obj2 = klass.unpack(buf)
79 self.assertEquals(obj, obj2)
80 if klass in expected_failures:
81 self.assertRaises(Exception, fn)
82 else:
83 fn()
84
85 def test_show(self):
Rich Laneadb79832013-05-02 17:14:33 -070086 expected_failures = []
Rich Lanea22233e2013-04-25 13:18:41 -070087 for klass in self.klasses:
88 def fn():
89 obj = klass()
90 if hasattr(obj, "xid"): obj.xid = 42
91 obj.show()
92 if klass in expected_failures:
93 self.assertRaises(Exception, fn)
94 else:
95 fn()
96
97if __name__ == '__main__':
98 unittest.main()