def test_create_message_id_list(self):
"""Test message ID list request creation"""
msg1 = Message('M1')
msg2 = Message('M2')
msg3 = Message('M3')
tc = b'\x01\x03\x03\x07'
tc_str_ok = dandelion.util.encode_bytes(tc).decode()
str_ = Protocol.create_message_id_list(tc, [msg1, msg2, msg3])[:-1]
tc_str, m1_str, m2_str, m3_str = str_.split(';')
self.assertEqual(tc_str, tc_str_ok)
self.assertEqual(msg1.id, dandelion.util.decode_bytes(m1_str.encode()))
self.assertEqual(msg2.id, dandelion.util.decode_bytes(m2_str.encode()))
self.assertEqual(msg3.id, dandelion.util.decode_bytes(m3_str.encode()))
str_ = Protocol.create_message_id_list(tc, None)[:-1]
self.assertEqual(str_, tc_str)
str_ = Protocol.create_message_id_list(tc, [])[:-1]
self.assertEqual(str_, tc_str)
"""Testing bad input"""
self.assertRaises(TypeError, Protocol.create_message_id_list, 1337, None)
self.assertRaises(TypeError, Protocol.create_message_id_list, tc, msg1)
self.assertRaises(TypeError, Protocol.create_message_id_list, [msg1], tc)
self.assertRaises(AttributeError, Protocol.create_message_id_list, tc, tc)
self.assertRaises(ValueError, Protocol.create_message_id_list, None, [])
self.assertRaises(TypeError, Protocol.create_message_id_list, 0, None)
self.assertRaises(AttributeError, Protocol.create_message_id_list, tc, ['fo'])
def test_create_message_id_list(self):
"""Test message ID list request creation"""
msg1 = Message('M1')
msg2 = Message('M2')
msg3 = Message('M3')
tc = b'\x01\x03\x03\x07'
tc_str_ok = dandelion.util.encode_bytes(tc).decode()
str_ = Protocol.create_message_id_list(tc, [msg1, msg2, msg3])[:-1]
tc_str, m1_str, m2_str, m3_str = str_.split(';')
self.assertEqual(tc_str, tc_str_ok)
self.assertEqual(msg1.id, dandelion.util.decode_bytes(m1_str.encode()))
self.assertEqual(msg2.id, dandelion.util.decode_bytes(m2_str.encode()))
self.assertEqual(msg3.id, dandelion.util.decode_bytes(m3_str.encode()))
str_ = Protocol.create_message_id_list(tc, None)[:-1]
self.assertEqual(str_, tc_str)
str_ = Protocol.create_message_id_list(tc, [])[:-1]
self.assertEqual(str_, tc_str)
"""Testing bad input"""
self.assertRaises(TypeError, Protocol.create_message_id_list, 1337,
None)
self.assertRaises(TypeError, Protocol.create_message_id_list, tc, msg1)
self.assertRaises(TypeError, Protocol.create_message_id_list, [msg1],
tc)
self.assertRaises(AttributeError, Protocol.create_message_id_list, tc,
tc)
self.assertRaises(ValueError, Protocol.create_message_id_list, None,
[])
self.assertRaises(TypeError, Protocol.create_message_id_list, 0, None)
self.assertRaises(AttributeError, Protocol.create_message_id_list, tc,
['fo'])
def test_basic_server_transaction(self):
"""Tests the server transaction protocol and logic"""
db = ContentDB()
tc = db.add_messages([Message('fubar'), Message('foo'), Message('bar')])
with TestServerHelper() as server_helper, TestClientHelper() as client_helper:
srv_transaction = ServerTransaction(server_helper.sock, db)
test_client = SocketTransaction(client_helper.sock, b'\n')
"""Run the server transaction in a separate thread to allow client access"""
thread = threading.Thread(target=srv_transaction.process)
thread.start()
"""Check greeting from server"""
rcv = test_client._read()
self.assertEqual(rcv, Protocol.create_greeting_message(db.id).encode())
"""Check response to mdgid list req"""
test_client._write(Protocol.create_message_id_list_request(tc).encode())
rcv = test_client._read()
self.assertEqual(rcv, Protocol.create_message_id_list(tc, None).encode())
"""Check response to mdg req"""
test_client._write(Protocol.create_message_list_request([msg.id for msg in db.get_messages()]).encode())
rcv = test_client._read()
self.assertEqual(rcv, Protocol.create_message_list(db.get_messages()).encode())
"""Wait for server (will time out if no requests)"""
thread.join(2*TIMEOUT)
def _process_data(self, bdata):
"""Internal helper function that processes what should be a server request."""
try:
data = bdata.decode()
if Protocol.is_message_id_list_request(data):
tc = Protocol.parse_message_id_list_request(data)
tc, msgs = self._db.messages_since(tc)
response_str = Protocol.create_message_id_list(tc, msgs)
self._write(response_str.encode())
elif Protocol.is_message_list_request(data):
msgids = Protocol.parse_message_list_request(data)
msgs = self._db.get_messages(msgids)
response_str = Protocol.create_message_list(msgs)
self._write(response_str.encode())
else:
raise ProtocolParseError
except (ProtocolParseError, ValueError, TypeError):
#print("SERVER TRANSACTION: Error processing data from client")
raise ServerTransaction._AbortTransactionException
def test_basic_client_transaction(self):
"""Tests the client transaction protocol and logic"""
client_db = ContentDB()
srv_db = ContentDB()
tc = srv_db.add_messages(
[Message('fubar'),
Message('foo'), Message('bar')])
self.assertEqual(client_db.message_count, 0)
self.assertEqual(srv_db.message_count, 3)
with TestServerHelper() as server_helper, TestClientHelper(
) as client_helper:
client_transaction = ClientTransaction(client_helper.sock,
client_db)
srv_sock = SocketTransaction(server_helper.sock, b'\n')
"""Run the client transaction in a separate thread"""
thread = threading.Thread(target=client_transaction.process)
thread.start()
"""Send a greeting (should be req. by client)"""
srv_sock._write(
Protocol.create_greeting_message(srv_db.id).encode())
"""Reading msg id list request"""
rcv = srv_sock._read()
self.assertEqual(
rcv,
Protocol.create_message_id_list_request().encode())
"""Sending the msg id list"""
srv_sock._write(
Protocol.create_message_id_list(
tc, srv_db.get_messages()).encode())
"""Reading msg list request"""
rcv = srv_sock._read()
self.assertEqual(
rcv,
Protocol.create_message_list_request(
[msg.id for msg in srv_db.get_messages()]).encode())
"""Sending the msg id list"""
srv_sock._write(
Protocol.create_message_list(srv_db.get_messages()).encode())
"""Wait for client to hang up"""
thread.join(2 * TIMEOUT)
"""Make sure the client has updated the db"""
self.assertEqual(client_db.message_count, 3)
self.assertEqual(srv_db.message_count, 3)
self.assertEqual(
len([
srvmsg for srvmsg in srv_db.get_messages()
if srvmsg not in client_db.get_messages()
]), 0)
def test_roundtrip_message_id_list(self):
"""Test message ID list response creation / parsing by a round trip"""
msg1 = Message('M1')
msg2 = Message('M2')
msg3 = Message('M3')
tc, msgids = Protocol.parse_message_id_list(Protocol.create_message_id_list(b'24', [msg1, msg2, msg3]))
self.assertEqual(tc, b'24')
self.assertEqual(len(msgids), 3)
self.assertTrue(msg1.id in msgids)
self.assertTrue(msg2.id in msgids)
self.assertTrue(msg3.id in msgids)
def test_roundtrip_message_id_list(self):
"""Test message ID list response creation / parsing by a round trip"""
msg1 = Message('M1')
msg2 = Message('M2')
msg3 = Message('M3')
tc, msgids = Protocol.parse_message_id_list(
Protocol.create_message_id_list(b'24', [msg1, msg2, msg3]))
self.assertEqual(tc, b'24')
self.assertEqual(len(msgids), 3)
self.assertTrue(msg1.id in msgids)
self.assertTrue(msg2.id in msgids)
self.assertTrue(msg3.id in msgids)
def test_basic_client_transaction(self):
"""Tests the client transaction protocol and logic"""
client_db = ContentDB()
srv_db = ContentDB()
tc = srv_db.add_messages([Message('fubar'), Message('foo'), Message('bar')])
self.assertEqual(client_db.message_count, 0)
self.assertEqual(srv_db.message_count, 3)
with TestServerHelper() as server_helper, TestClientHelper() as client_helper:
client_transaction = ClientTransaction(client_helper.sock, client_db)
srv_sock = SocketTransaction(server_helper.sock, b'\n')
"""Run the client transaction in a separate thread"""
thread = threading.Thread(target=client_transaction.process)
thread.start()
"""Send a greeting (should be req. by client)"""
srv_sock._write(Protocol.create_greeting_message(srv_db.id).encode())
"""Reading msg id list request"""
rcv = srv_sock._read()
self.assertEqual(rcv, Protocol.create_message_id_list_request().encode())
"""Sending the msg id list"""
srv_sock._write(Protocol.create_message_id_list(tc, srv_db.get_messages()).encode())
"""Reading msg list request"""
rcv = srv_sock._read()
self.assertEqual(rcv, Protocol.create_message_list_request([msg.id for msg in srv_db.get_messages()]).encode())
"""Sending the msg id list"""
srv_sock._write(Protocol.create_message_list(srv_db.get_messages()).encode())
"""Wait for client to hang up"""
thread.join(2*TIMEOUT)
"""Make sure the client has updated the db"""
self.assertEqual(client_db.message_count, 3)
self.assertEqual(srv_db.message_count, 3)
self.assertEqual(len([srvmsg for srvmsg in srv_db.get_messages() if srvmsg not in client_db.get_messages()]), 0)
def test_basic_server_transaction(self):
"""Tests the server transaction protocol and logic"""
db = ContentDB()
tc = db.add_messages(
[Message('fubar'),
Message('foo'), Message('bar')])
with TestServerHelper() as server_helper, TestClientHelper(
) as client_helper:
srv_transaction = ServerTransaction(server_helper.sock, db)
test_client = SocketTransaction(client_helper.sock, b'\n')
"""Run the server transaction in a separate thread to allow client access"""
thread = threading.Thread(target=srv_transaction.process)
thread.start()
"""Check greeting from server"""
rcv = test_client._read()
self.assertEqual(rcv,
Protocol.create_greeting_message(db.id).encode())
"""Check response to mdgid list req"""
test_client._write(
Protocol.create_message_id_list_request(tc).encode())
rcv = test_client._read()
self.assertEqual(
rcv,
Protocol.create_message_id_list(tc, None).encode())
"""Check response to mdg req"""
test_client._write(
Protocol.create_message_list_request(
[msg.id for msg in db.get_messages()]).encode())
rcv = test_client._read()
self.assertEqual(
rcv,
Protocol.create_message_list(db.get_messages()).encode())
"""Wait for server (will time out if no requests)"""
thread.join(2 * TIMEOUT)
