Signed-off-by: WATANABE Fumitaka <[email protected]>
---
ryu/tests/unit/packet/test_bpdu.py | 421 +++++++++++++++++++++++++++++++++++-
1 file changed, 418 insertions(+), 3 deletions(-)
diff --git a/ryu/tests/unit/packet/test_bpdu.py
b/ryu/tests/unit/packet/test_bpdu.py
index 1d1ecac..1ef8cf5 100644
--- a/ryu/tests/unit/packet/test_bpdu.py
+++ b/ryu/tests/unit/packet/test_bpdu.py
@@ -17,6 +17,7 @@
import unittest
import logging
+import struct
from nose.tools import eq_
from ryu.lib.packet import bpdu
@@ -26,7 +27,140 @@ LOG = logging.getLogger(__name__)
class Test_ConfigurationBPDUs(unittest.TestCase):
- msg = bpdu.ConfigurationBPDUs()
+ """ Test case for ConfigurationBPDUs
+ """
+
+ def setUp(self):
+ self.protocol_id = bpdu.PROTOCOL_IDENTIFIER
+ self.version_id = bpdu.ConfigurationBPDUs.VERSION_ID
+ self.bpdu_type = bpdu.ConfigurationBPDUs.BPDU_TYPE
+ self.flags = 0b00000001
+ self.root_priority = 4096
+ self.root_system_id_extension = 1
+ self.root_mac_address = '12:34:56:78:9a:bc'
+ self.root_path_cost = 2
+ self.bridge_priority = 8192
+ self.bridge_system_id_extension = 3
+ self.bridge_mac_address = 'aa:aa:aa:aa:aa:aa'
+ self.port_priority = 16
+ self.port_number = 4
+ self.message_age = 5
+ self.max_age = 6
+ self.hello_time = 7
+ self.forward_delay = 8
+
+ self.msg = bpdu.ConfigurationBPDUs(
+ flags=self.flags,
+ root_priority=self.root_priority,
+ root_system_id_extension=self.root_system_id_extension,
+ root_mac_address=self.root_mac_address,
+ root_path_cost=self.root_path_cost,
+ bridge_priority=self.bridge_priority,
+ bridge_system_id_extension=self.bridge_system_id_extension,
+ bridge_mac_address=self.bridge_mac_address,
+ port_priority=self.port_priority,
+ port_number=self.port_number,
+ message_age=self.message_age,
+ max_age=self.max_age,
+ hello_time=self.hello_time,
+ forward_delay=self.forward_delay)
+
+ self.fmt = (bpdu.bpdu._PACK_STR
+ + bpdu.ConfigurationBPDUs._PACK_STR[1:])
+ self.buf = struct.pack(self.fmt,
+ self.protocol_id, self.version_id,
+ self.bpdu_type, self.flags,
+ bpdu.ConfigurationBPDUs.encode_bridge_id(
+ self.root_priority,
+ self.root_system_id_extension,
+ self.root_mac_address),
+ self.root_path_cost,
+ bpdu.ConfigurationBPDUs.encode_bridge_id(
+ self.bridge_priority,
+ self.bridge_system_id_extension,
+ self.bridge_mac_address),
+ bpdu.ConfigurationBPDUs.encode_port_id(
+ self.port_priority,
+ self.port_number),
+ bpdu.ConfigurationBPDUs._encode_timer(
+ self.message_age),
+ bpdu.ConfigurationBPDUs._encode_timer(
+ self.max_age),
+ bpdu.ConfigurationBPDUs._encode_timer(
+ self.hello_time),
+ bpdu.ConfigurationBPDUs._encode_timer(
+ self.forward_delay))
+
+ def test_init(self):
+ eq_(self.protocol_id, self.msg._protocol_id)
+ eq_(self.version_id, self.msg._version_id)
+ eq_(self.bpdu_type, self.msg._bpdu_type)
+ eq_(self.flags, self.msg.flags)
+ eq_(self.root_priority, self.msg.root_priority)
+ eq_(self.root_system_id_extension,
+ self.msg.root_system_id_extension)
+ eq_(self.root_mac_address, self.msg.root_mac_address)
+ eq_(self.root_path_cost, self.msg.root_path_cost)
+ eq_(self.bridge_priority, self.msg.bridge_priority)
+ eq_(self.bridge_system_id_extension,
+ self.msg.bridge_system_id_extension)
+ eq_(self.bridge_mac_address, self.msg.bridge_mac_address)
+ eq_(self.port_priority, self.msg.port_priority)
+ eq_(self.port_number, self.msg.port_number)
+ eq_(self.message_age, self.msg.message_age)
+ eq_(self.max_age, self.msg.max_age)
+ eq_(self.hello_time, self.msg.hello_time)
+ eq_(self.forward_delay, self.msg.forward_delay)
+
+ def test_parser(self):
+ r1, r2, _ = bpdu.bpdu.parser(self.buf)
+
+ eq_(type(r1), type(self.msg))
+ eq_(r1._protocol_id, self.protocol_id)
+ eq_(r1._version_id, self.version_id)
+ eq_(r1._bpdu_type, self.bpdu_type)
+ eq_(r1.flags, self.flags)
+ eq_(r1.root_priority, self.root_priority)
+ eq_(r1.root_system_id_extension, self.root_system_id_extension)
+ eq_(r1.root_mac_address, self.root_mac_address)
+ eq_(r1.root_path_cost, self.root_path_cost)
+ eq_(r1.bridge_priority, self.bridge_priority)
+ eq_(r1.bridge_system_id_extension, self.bridge_system_id_extension)
+ eq_(r1.bridge_mac_address, self.bridge_mac_address)
+ eq_(r1.port_priority, self.port_priority)
+ eq_(r1.port_number, self.port_number)
+ eq_(r1.message_age, self.message_age)
+ eq_(r1.max_age, self.max_age)
+ eq_(r1.hello_time, self.hello_time)
+ eq_(r1.forward_delay, self.forward_delay)
+ eq_(r2, None)
+
+ def test_serialize(self):
+ data = bytearray()
+ prev = None
+ buf = self.msg.serialize(data, prev)
+ res = struct.unpack(self.fmt, buf)
+
+ eq_(res[0], self.protocol_id)
+ eq_(res[1], self.version_id)
+ eq_(res[2], self.bpdu_type)
+ eq_(res[3], self.flags)
+ eq_(bpdu.ConfigurationBPDUs._decode_bridge_id(res[4]),
+ (self.root_priority,
+ self.root_system_id_extension,
+ self.root_mac_address))
+ eq_(res[5], self.root_path_cost)
+ eq_(bpdu.ConfigurationBPDUs._decode_bridge_id(res[6]),
+ (self.bridge_priority,
+ self.bridge_system_id_extension,
+ self.bridge_mac_address))
+ eq_(bpdu.ConfigurationBPDUs._decode_port_id(res[7]),
+ (self.port_priority,
+ self.port_number))
+ eq_(bpdu.ConfigurationBPDUs._decode_timer(res[8]), self.message_age)
+ eq_(bpdu.ConfigurationBPDUs._decode_timer(res[9]), self.max_age)
+ eq_(bpdu.ConfigurationBPDUs._decode_timer(res[10]), self.hello_time)
+ eq_(bpdu.ConfigurationBPDUs._decode_timer(res[11]), self.forward_delay)
def test_json(self):
jsondict = self.msg.to_jsondict()
@@ -36,7 +170,45 @@ class Test_ConfigurationBPDUs(unittest.TestCase):
class Test_TopologyChangeNotificationBPDUs(unittest.TestCase):
- msg = bpdu.TopologyChangeNotificationBPDUs()
+ """ Test case for TopologyChangeNotificationBPDUs
+ """
+
+ def setUp(self):
+ self.protocol_id = bpdu.PROTOCOL_IDENTIFIER
+ self.version_id = bpdu.TopologyChangeNotificationBPDUs.VERSION_ID
+ self.bpdu_type = bpdu.TopologyChangeNotificationBPDUs.BPDU_TYPE
+
+ self.msg = bpdu.TopologyChangeNotificationBPDUs()
+
+ self.fmt = bpdu.bpdu._PACK_STR
+ self.buf = struct.pack(self.fmt,
+ self.protocol_id,
+ self.version_id,
+ self.bpdu_type)
+
+ def test_init(self):
+ eq_(self.protocol_id, self.msg._protocol_id)
+ eq_(self.version_id, self.msg._version_id)
+ eq_(self.bpdu_type, self.msg._bpdu_type)
+
+ def test_parser(self):
+ r1, r2, _ = bpdu.bpdu.parser(self.buf)
+
+ eq_(type(r1), type(self.msg))
+ eq_(r1._protocol_id, self.protocol_id)
+ eq_(r1._version_id, self.version_id)
+ eq_(r1._bpdu_type, self.bpdu_type)
+ eq_(r2, None)
+
+ def test_serialize(self):
+ data = bytearray()
+ prev = None
+ buf = self.msg.serialize(data, prev)
+ res = struct.unpack(self.fmt, buf)
+
+ eq_(res[0], self.protocol_id)
+ eq_(res[1], self.version_id)
+ eq_(res[2], self.bpdu_type)
def test_json(self):
jsondict = self.msg.to_jsondict()
@@ -46,9 +218,252 @@ class
Test_TopologyChangeNotificationBPDUs(unittest.TestCase):
class Test_RstBPDUs(unittest.TestCase):
- msg = bpdu.RstBPDUs()
+ """ Test case for RstBPDUs
+ """
+
+ def setUp(self):
+ self.protocol_id = bpdu.PROTOCOL_IDENTIFIER
+ self.version_id = bpdu.RstBPDUs.VERSION_ID
+ self.bpdu_type = bpdu.RstBPDUs.BPDU_TYPE
+ self.flags = 0b01111110
+ self.root_priority = 4096
+ self.root_system_id_extension = 1
+ self.root_mac_address = '12:34:56:78:9a:bc'
+ self.root_path_cost = 2
+ self.bridge_priority = 8192
+ self.bridge_system_id_extension = 3
+ self.bridge_mac_address = 'aa:aa:aa:aa:aa:aa'
+ self.port_priority = 16
+ self.port_number = 4
+ self.message_age = 5
+ self.max_age = 6
+ self.hello_time = 7
+ self.forward_delay = 8
+ self.version_1_length = bpdu.VERSION_1_LENGTH
+
+ self.msg = bpdu.RstBPDUs(
+ flags=self.flags,
+ root_priority=self.root_priority,
+ root_system_id_extension=self.root_system_id_extension,
+ root_mac_address=self.root_mac_address,
+ root_path_cost=self.root_path_cost,
+ bridge_priority=self.bridge_priority,
+ bridge_system_id_extension=self.bridge_system_id_extension,
+ bridge_mac_address=self.bridge_mac_address,
+ port_priority=self.port_priority,
+ port_number=self.port_number,
+ message_age=self.message_age,
+ max_age=self.max_age,
+ hello_time=self.hello_time,
+ forward_delay=self.forward_delay)
+
+ self.fmt = (bpdu.bpdu._PACK_STR
+ + bpdu.ConfigurationBPDUs._PACK_STR[1:]
+ + bpdu.RstBPDUs._PACK_STR[1:])
+ self.buf = struct.pack(self.fmt,
+ self.protocol_id, self.version_id,
+ self.bpdu_type, self.flags,
+ bpdu.RstBPDUs.encode_bridge_id(
+ self.root_priority,
+ self.root_system_id_extension,
+ self.root_mac_address),
+ self.root_path_cost,
+ bpdu.RstBPDUs.encode_bridge_id(
+ self.bridge_priority,
+ self.bridge_system_id_extension,
+ self.bridge_mac_address),
+ bpdu.RstBPDUs.encode_port_id(
+ self.port_priority,
+ self.port_number),
+ bpdu.RstBPDUs._encode_timer(self.message_age),
+ bpdu.RstBPDUs._encode_timer(self.max_age),
+ bpdu.RstBPDUs._encode_timer(self.hello_time),
+ bpdu.RstBPDUs._encode_timer(self.forward_delay),
+ self.version_1_length)
+
+ def test_init(self):
+ eq_(self.protocol_id, self.msg._protocol_id)
+ eq_(self.version_id, self.msg._version_id)
+ eq_(self.bpdu_type, self.msg._bpdu_type)
+ eq_(self.flags, self.msg.flags)
+ eq_(self.root_priority, self.msg.root_priority)
+ eq_(self.root_system_id_extension,
+ self.msg.root_system_id_extension)
+ eq_(self.root_mac_address, self.msg.root_mac_address)
+ eq_(self.root_path_cost, self.msg.root_path_cost)
+ eq_(self.bridge_priority, self.msg.bridge_priority)
+ eq_(self.bridge_system_id_extension,
+ self.msg.bridge_system_id_extension)
+ eq_(self.bridge_mac_address, self.msg.bridge_mac_address)
+ eq_(self.port_priority, self.msg.port_priority)
+ eq_(self.port_number, self.msg.port_number)
+ eq_(self.message_age, self.msg.message_age)
+ eq_(self.max_age, self.msg.max_age)
+ eq_(self.hello_time, self.msg.hello_time)
+ eq_(self.forward_delay, self.msg.forward_delay)
+ eq_(self.version_1_length, self.msg._version_1_length)
+
+ def test_parser(self):
+ r1, r2, _ = bpdu.bpdu.parser(self.buf)
+
+ eq_(type(r1), type(self.msg))
+ eq_(r1._protocol_id, self.protocol_id)
+ eq_(r1._version_id, self.version_id)
+ eq_(r1._bpdu_type, self.bpdu_type)
+ eq_(r1.flags, self.flags)
+ eq_(r1.root_priority, self.root_priority)
+ eq_(r1.root_system_id_extension, self.root_system_id_extension)
+ eq_(r1.root_mac_address, self.root_mac_address)
+ eq_(r1.root_path_cost, self.root_path_cost)
+ eq_(r1.bridge_priority, self.bridge_priority)
+ eq_(r1.bridge_system_id_extension, self.bridge_system_id_extension)
+ eq_(r1.bridge_mac_address, self.bridge_mac_address)
+ eq_(r1.port_priority, self.port_priority)
+ eq_(r1.port_number, self.port_number)
+ eq_(r1.message_age, self.message_age)
+ eq_(r1.max_age, self.max_age)
+ eq_(r1.hello_time, self.hello_time)
+ eq_(r1.forward_delay, self.forward_delay)
+ eq_(r1._version_1_length, self.version_1_length)
+ eq_(r2, None)
+
+ def test_serialize(self):
+ data = bytearray()
+ prev = None
+ buf = self.msg.serialize(data, prev)
+ res = struct.unpack(self.fmt, buf)
+
+ eq_(res[0], self.protocol_id)
+ eq_(res[1], self.version_id)
+ eq_(res[2], self.bpdu_type)
+ eq_(res[3], self.flags)
+ eq_(bpdu.RstBPDUs._decode_bridge_id(res[4]),
+ (self.root_priority,
+ self.root_system_id_extension,
+ self.root_mac_address))
+ eq_(res[5], self.root_path_cost)
+ eq_(bpdu.RstBPDUs._decode_bridge_id(res[6]),
+ (self.bridge_priority,
+ self.bridge_system_id_extension,
+ self.bridge_mac_address))
+ eq_(bpdu.RstBPDUs._decode_port_id(res[7]),
+ (self.port_priority,
+ self.port_number))
+ eq_(bpdu.RstBPDUs._decode_timer(res[8]), self.message_age)
+ eq_(bpdu.RstBPDUs._decode_timer(res[9]), self.max_age)
+ eq_(bpdu.RstBPDUs._decode_timer(res[10]), self.hello_time)
+ eq_(bpdu.RstBPDUs._decode_timer(res[11]), self.forward_delay)
+ eq_(res[12], self.version_1_length)
def test_json(self):
jsondict = self.msg.to_jsondict()
msg = bpdu.RstBPDUs.from_jsondict(jsondict['RstBPDUs'])
eq_(str(self.msg), str(msg))
+
+
+class Test_UnknownVersion(unittest.TestCase):
+ """ Test case for unknown BPDU version
+ """
+
+ def setUp(self):
+ self.protocol_id = bpdu.PROTOCOL_IDENTIFIER
+ self.version_id = 111 # Unknown version
+ self.bpdu_type = bpdu.RstBPDUs.BPDU_TYPE
+ self.flags = 0b01111110
+ self.root_priority = 4096
+ self.root_system_id_extension = 1
+ self.root_mac_address = '12:34:56:78:9a:bc'
+ self.root_path_cost = 2
+ self.bridge_priority = 8192
+ self.bridge_system_id_extension = 3
+ self.bridge_mac_address = 'aa:aa:aa:aa:aa:aa'
+ self.port_priority = 16
+ self.port_number = 4
+ self.message_age = 5
+ self.max_age = 6
+ self.hello_time = 7
+ self.forward_delay = 8
+ self.version_1_length = bpdu.VERSION_1_LENGTH
+
+ self.fmt = (bpdu.bpdu._PACK_STR
+ + bpdu.ConfigurationBPDUs._PACK_STR[1:]
+ + bpdu.RstBPDUs._PACK_STR[1:])
+ self.buf = struct.pack(self.fmt,
+ self.protocol_id, self.version_id,
+ self.bpdu_type, self.flags,
+ bpdu.RstBPDUs.encode_bridge_id(
+ self.root_priority,
+ self.root_system_id_extension,
+ self.root_mac_address),
+ self.root_path_cost,
+ bpdu.RstBPDUs.encode_bridge_id(
+ self.bridge_priority,
+ self.bridge_system_id_extension,
+ self.bridge_mac_address),
+ bpdu.RstBPDUs.encode_port_id(
+ self.port_priority,
+ self.port_number),
+ bpdu.RstBPDUs._encode_timer(self.message_age),
+ bpdu.RstBPDUs._encode_timer(self.max_age),
+ bpdu.RstBPDUs._encode_timer(self.hello_time),
+ bpdu.RstBPDUs._encode_timer(self.forward_delay),
+ self.version_1_length)
+
+ def test_parser(self):
+ r1, r2, _ = bpdu.bpdu.parser(self.buf)
+ eq_(r1, self.buf)
+ eq_(r2, None)
+
+
+class Test_UnknownType(unittest.TestCase):
+ """ Test case for unknown BPDU type
+ """
+
+ def setUp(self):
+ self.protocol_id = bpdu.PROTOCOL_IDENTIFIER
+ self.version_id = bpdu.RstBPDUs.VERSION_ID
+ self.bpdu_type = 222 # Unknown type
+ self.flags = 0b01111110
+ self.root_priority = 4096
+ self.root_system_id_extension = 1
+ self.root_mac_address = '12:34:56:78:9a:bc'
+ self.root_path_cost = 2
+ self.bridge_priority = 8192
+ self.bridge_system_id_extension = 3
+ self.bridge_mac_address = 'aa:aa:aa:aa:aa:aa'
+ self.port_priority = 16
+ self.port_number = 4
+ self.message_age = 5
+ self.max_age = 6
+ self.hello_time = 7
+ self.forward_delay = 8
+ self.version_1_length = bpdu.VERSION_1_LENGTH
+
+ self.fmt = (bpdu.bpdu._PACK_STR
+ + bpdu.ConfigurationBPDUs._PACK_STR[1:]
+ + bpdu.RstBPDUs._PACK_STR[1:])
+ self.buf = struct.pack(self.fmt,
+ self.protocol_id, self.version_id,
+ self.bpdu_type, self.flags,
+ bpdu.RstBPDUs.encode_bridge_id(
+ self.root_priority,
+ self.root_system_id_extension,
+ self.root_mac_address),
+ self.root_path_cost,
+ bpdu.RstBPDUs.encode_bridge_id(
+ self.bridge_priority,
+ self.bridge_system_id_extension,
+ self.bridge_mac_address),
+ bpdu.RstBPDUs.encode_port_id(
+ self.port_priority,
+ self.port_number),
+ bpdu.RstBPDUs._encode_timer(self.message_age),
+ bpdu.RstBPDUs._encode_timer(self.max_age),
+ bpdu.RstBPDUs._encode_timer(self.hello_time),
+ bpdu.RstBPDUs._encode_timer(self.forward_delay),
+ self.version_1_length)
+
+ def test_parser(self):
+ r1, r2, _ = bpdu.bpdu.parser(self.buf)
+ eq_(r1, self.buf)
+ eq_(r2, None)
--
1.7.10.4
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